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requirebin sketch
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// Welcome! require() some modules from npm (like you were using browserify) | |
// and then hit Run Code to run your code on the right side. | |
// Modules get downloaded from browserify-cdn and bundled in your browser. | |
const $ = require('jquery-browserify'); | |
const regl = require('regl')(); | |
const quad = require('glsl-quad'); | |
$(document).ready(function(){ | |
let drawLeft = regl({ | |
viewport: { | |
x: 0, | |
y: 0, | |
width: ({drawingBufferWidth}) => drawingBufferWidth/2.0, | |
height: ({drawingBufferHeight}) => drawingBufferHeight/2.0 | |
}, | |
frag: quad.shader.frag, | |
vert: quad.shader.vert, | |
attributes: { | |
a_position: quad.verts, | |
a_uv: quad.uvs | |
}, | |
elements: quad.indices, | |
uniforms: { | |
u_tex: regl.prop('texture'), | |
u_clip_y: -1 | |
} | |
}); | |
}); | |
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setTimeout(function(){ | |
;require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({"jquery-browserify":[function(require,module,exports){ | |
// Uses Node, AMD or browser globals to create a module. | |
// If you want something that will work in other stricter CommonJS environments, | |
// or if you need to create a circular dependency, see commonJsStrict.js | |
// Defines a module "returnExports" that depends another module called "b". | |
// Note that the name of the module is implied by the file name. It is best | |
// if the file name and the exported global have matching names. | |
// If the 'b' module also uses this type of boilerplate, then | |
// in the browser, it will create a global .b that is used below. | |
// If you do not want to support the browser global path, then you | |
// can remove the `root` use and the passing `this` as the first arg to | |
// the top function. | |
(function (root, factory) { | |
if (typeof exports === 'object') { | |
// Node. Does not work with strict CommonJS, but | |
// only CommonJS-like enviroments that support module.exports, | |
// like Node. | |
module.exports = factory(); | |
} else if (typeof define === 'function' && define.amd) { | |
// AMD. Register as an anonymous module. | |
define([], factory); | |
} else { | |
// Browser globals | |
root.returnExports = factory(); | |
} | |
}(this, function () {/*! | |
* jQuery JavaScript Library v1.8.1 | |
* http://jquery.com/ | |
* | |
* Includes Sizzle.js | |
* http://sizzlejs.com/ | |
* | |
* Copyright 2012 jQuery Foundation and other contributors | |
* Released under the MIT license | |
* http://jquery.org/license | |
* | |
* Date: Thu Aug 30 2012 17:17:22 GMT-0400 (Eastern Daylight Time) | |
*/ | |
return (function( window, undefined ) { | |
var | |
// A central reference to the root jQuery(document) | |
rootjQuery, | |
// The deferred used on DOM ready | |
readyList, | |
// Use the correct document accordingly with window argument (sandbox) | |
document = window.document, | |
location = window.location, | |
navigator = window.navigator, | |
// Map over jQuery in case of overwrite | |
_jQuery = window.jQuery, | |
// Map over the $ in case of overwrite | |
_$ = window.$, | |
// Save a reference to some core methods | |
core_push = Array.prototype.push, | |
core_slice = Array.prototype.slice, | |
core_indexOf = Array.prototype.indexOf, | |
core_toString = Object.prototype.toString, | |
core_hasOwn = Object.prototype.hasOwnProperty, | |
core_trim = String.prototype.trim, | |
// Define a local copy of jQuery | |
jQuery = function( selector, context ) { | |
// The jQuery object is actually just the init constructor 'enhanced' | |
return new jQuery.fn.init( selector, context, rootjQuery ); | |
}, | |
// Used for matching numbers | |
core_pnum = /[\-+]?(?:\d*\.|)\d+(?:[eE][\-+]?\d+|)/.source, | |
// Used for detecting and trimming whitespace | |
core_rnotwhite = /\S/, | |
core_rspace = /\s+/, | |
// Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE) | |
rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, | |
// A simple way to check for HTML strings | |
// Prioritize #id over <tag> to avoid XSS via location.hash (#9521) | |
rquickExpr = /^(?:[^#<]*(<[\w\W]+>)[^>]*$|#([\w\-]*)$)/, | |
// Match a standalone tag | |
rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/, | |
// JSON RegExp | |
rvalidchars = /^[\],:{}\s]*$/, | |
rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g, | |
rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g, | |
rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d\d*\.|)\d+(?:[eE][\-+]?\d+|)/g, | |
// Matches dashed string for camelizing | |
rmsPrefix = /^-ms-/, | |
rdashAlpha = /-([\da-z])/gi, | |
// Used by jQuery.camelCase as callback to replace() | |
fcamelCase = function( all, letter ) { | |
return ( letter + "" ).toUpperCase(); | |
}, | |
// The ready event handler and self cleanup method | |
DOMContentLoaded = function() { | |
if ( document.addEventListener ) { | |
document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false ); | |
jQuery.ready(); | |
} else if ( document.readyState === "complete" ) { | |
// we're here because readyState === "complete" in oldIE | |
// which is good enough for us to call the dom ready! | |
document.detachEvent( "onreadystatechange", DOMContentLoaded ); | |
jQuery.ready(); | |
} | |
}, | |
// [[Class]] -> type pairs | |
class2type = {}; | |
jQuery.fn = jQuery.prototype = { | |
constructor: jQuery, | |
init: function( selector, context, rootjQuery ) { | |
var match, elem, ret, doc; | |
// Handle $(""), $(null), $(undefined), $(false) | |
if ( !selector ) { | |
return this; | |
} | |
// Handle $(DOMElement) | |
if ( selector.nodeType ) { | |
this.context = this[0] = selector; | |
this.length = 1; | |
return this; | |
} | |
// Handle HTML strings | |
if ( typeof selector === "string" ) { | |
if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) { | |
// Assume that strings that start and end with <> are HTML and skip the regex check | |
match = [ null, selector, null ]; | |
} else { | |
match = rquickExpr.exec( selector ); | |
} | |
// Match html or make sure no context is specified for #id | |
if ( match && (match[1] || !context) ) { | |
// HANDLE: $(html) -> $(array) | |
if ( match[1] ) { | |
context = context instanceof jQuery ? context[0] : context; | |
doc = ( context && context.nodeType ? context.ownerDocument || context : document ); | |
// scripts is true for back-compat | |
selector = jQuery.parseHTML( match[1], doc, true ); | |
if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { | |
this.attr.call( selector, context, true ); | |
} | |
return jQuery.merge( this, selector ); | |
// HANDLE: $(#id) | |
} else { | |
elem = document.getElementById( match[2] ); | |
// Check parentNode to catch when Blackberry 4.6 returns | |
// nodes that are no longer in the document #6963 | |
if ( elem && elem.parentNode ) { | |
// Handle the case where IE and Opera return items | |
// by name instead of ID | |
if ( elem.id !== match[2] ) { | |
return rootjQuery.find( selector ); | |
} | |
// Otherwise, we inject the element directly into the jQuery object | |
this.length = 1; | |
this[0] = elem; | |
} | |
this.context = document; | |
this.selector = selector; | |
return this; | |
} | |
// HANDLE: $(expr, $(...)) | |
} else if ( !context || context.jquery ) { | |
return ( context || rootjQuery ).find( selector ); | |
// HANDLE: $(expr, context) | |
// (which is just equivalent to: $(context).find(expr) | |
} else { | |
return this.constructor( context ).find( selector ); | |
} | |
// HANDLE: $(function) | |
// Shortcut for document ready | |
} else if ( jQuery.isFunction( selector ) ) { | |
return rootjQuery.ready( selector ); | |
} | |
if ( selector.selector !== undefined ) { | |
this.selector = selector.selector; | |
this.context = selector.context; | |
} | |
return jQuery.makeArray( selector, this ); | |
}, | |
// Start with an empty selector | |
selector: "", | |
// The current version of jQuery being used | |
jquery: "1.8.1", | |
// The default length of a jQuery object is 0 | |
length: 0, | |
// The number of elements contained in the matched element set | |
size: function() { | |
return this.length; | |
}, | |
toArray: function() { | |
return core_slice.call( this ); | |
}, | |
// Get the Nth element in the matched element set OR | |
// Get the whole matched element set as a clean array | |
get: function( num ) { | |
return num == null ? | |
// Return a 'clean' array | |
this.toArray() : | |
// Return just the object | |
( num < 0 ? this[ this.length + num ] : this[ num ] ); | |
}, | |
// Take an array of elements and push it onto the stack | |
// (returning the new matched element set) | |
pushStack: function( elems, name, selector ) { | |
// Build a new jQuery matched element set | |
var ret = jQuery.merge( this.constructor(), elems ); | |
// Add the old object onto the stack (as a reference) | |
ret.prevObject = this; | |
ret.context = this.context; | |
if ( name === "find" ) { | |
ret.selector = this.selector + ( this.selector ? " " : "" ) + selector; | |
} else if ( name ) { | |
ret.selector = this.selector + "." + name + "(" + selector + ")"; | |
} | |
// Return the newly-formed element set | |
return ret; | |
}, | |
// Execute a callback for every element in the matched set. | |
// (You can seed the arguments with an array of args, but this is | |
// only used internally.) | |
each: function( callback, args ) { | |
return jQuery.each( this, callback, args ); | |
}, | |
ready: function( fn ) { | |
// Add the callback | |
jQuery.ready.promise().done( fn ); | |
return this; | |
}, | |
eq: function( i ) { | |
i = +i; | |
return i === -1 ? | |
this.slice( i ) : | |
this.slice( i, i + 1 ); | |
}, | |
first: function() { | |
return this.eq( 0 ); | |
}, | |
last: function() { | |
return this.eq( -1 ); | |
}, | |
slice: function() { | |
return this.pushStack( core_slice.apply( this, arguments ), | |
"slice", core_slice.call(arguments).join(",") ); | |
}, | |
map: function( callback ) { | |
return this.pushStack( jQuery.map(this, function( elem, i ) { | |
return callback.call( elem, i, elem ); | |
})); | |
}, | |
end: function() { | |
return this.prevObject || this.constructor(null); | |
}, | |
// For internal use only. | |
// Behaves like an Array's method, not like a jQuery method. | |
push: core_push, | |
sort: [].sort, | |
splice: [].splice | |
}; | |
// Give the init function the jQuery prototype for later instantiation | |
jQuery.fn.init.prototype = jQuery.fn; | |
jQuery.extend = jQuery.fn.extend = function() { | |
var options, name, src, copy, copyIsArray, clone, | |
target = arguments[0] || {}, | |
i = 1, | |
length = arguments.length, | |
deep = false; | |
// Handle a deep copy situation | |
if ( typeof target === "boolean" ) { | |
deep = target; | |
target = arguments[1] || {}; | |
// skip the boolean and the target | |
i = 2; | |
} | |
// Handle case when target is a string or something (possible in deep copy) | |
if ( typeof target !== "object" && !jQuery.isFunction(target) ) { | |
target = {}; | |
} | |
// extend jQuery itself if only one argument is passed | |
if ( length === i ) { | |
target = this; | |
--i; | |
} | |
for ( ; i < length; i++ ) { | |
// Only deal with non-null/undefined values | |
if ( (options = arguments[ i ]) != null ) { | |
// Extend the base object | |
for ( name in options ) { | |
src = target[ name ]; | |
copy = options[ name ]; | |
// Prevent never-ending loop | |
if ( target === copy ) { | |
continue; | |
} | |
// Recurse if we're merging plain objects or arrays | |
if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { | |
if ( copyIsArray ) { | |
copyIsArray = false; | |
clone = src && jQuery.isArray(src) ? src : []; | |
} else { | |
clone = src && jQuery.isPlainObject(src) ? src : {}; | |
} | |
// Never move original objects, clone them | |
target[ name ] = jQuery.extend( deep, clone, copy ); | |
// Don't bring in undefined values | |
} else if ( copy !== undefined ) { | |
target[ name ] = copy; | |
} | |
} | |
} | |
} | |
// Return the modified object | |
return target; | |
}; | |
jQuery.extend({ | |
noConflict: function( deep ) { | |
if ( window.$ === jQuery ) { | |
window.$ = _$; | |
} | |
if ( deep && window.jQuery === jQuery ) { | |
window.jQuery = _jQuery; | |
} | |
return jQuery; | |
}, | |
// Is the DOM ready to be used? Set to true once it occurs. | |
isReady: false, | |
// A counter to track how many items to wait for before | |
// the ready event fires. See #6781 | |
readyWait: 1, | |
// Hold (or release) the ready event | |
holdReady: function( hold ) { | |
if ( hold ) { | |
jQuery.readyWait++; | |
} else { | |
jQuery.ready( true ); | |
} | |
}, | |
// Handle when the DOM is ready | |
ready: function( wait ) { | |
// Abort if there are pending holds or we're already ready | |
if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { | |
return; | |
} | |
// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). | |
if ( !document.body ) { | |
return setTimeout( jQuery.ready, 1 ); | |
} | |
// Remember that the DOM is ready | |
jQuery.isReady = true; | |
// If a normal DOM Ready event fired, decrement, and wait if need be | |
if ( wait !== true && --jQuery.readyWait > 0 ) { | |
return; | |
} | |
// If there are functions bound, to execute | |
readyList.resolveWith( document, [ jQuery ] ); | |
// Trigger any bound ready events | |
if ( jQuery.fn.trigger ) { | |
jQuery( document ).trigger("ready").off("ready"); | |
} | |
}, | |
// See test/unit/core.js for details concerning isFunction. | |
// Since version 1.3, DOM methods and functions like alert | |
// aren't supported. They return false on IE (#2968). | |
isFunction: function( obj ) { | |
return jQuery.type(obj) === "function"; | |
}, | |
isArray: Array.isArray || function( obj ) { | |
return jQuery.type(obj) === "array"; | |
}, | |
isWindow: function( obj ) { | |
return obj != null && obj == obj.window; | |
}, | |
isNumeric: function( obj ) { | |
return !isNaN( parseFloat(obj) ) && isFinite( obj ); | |
}, | |
type: function( obj ) { | |
return obj == null ? | |
String( obj ) : | |
class2type[ core_toString.call(obj) ] || "object"; | |
}, | |
isPlainObject: function( obj ) { | |
// Must be an Object. | |
// Because of IE, we also have to check the presence of the constructor property. | |
// Make sure that DOM nodes and window objects don't pass through, as well | |
if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { | |
return false; | |
} | |
try { | |
// Not own constructor property must be Object | |
if ( obj.constructor && | |
!core_hasOwn.call(obj, "constructor") && | |
!core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) { | |
return false; | |
} | |
} catch ( e ) { | |
// IE8,9 Will throw exceptions on certain host objects #9897 | |
return false; | |
} | |
// Own properties are enumerated firstly, so to speed up, | |
// if last one is own, then all properties are own. | |
var key; | |
for ( key in obj ) {} | |
return key === undefined || core_hasOwn.call( obj, key ); | |
}, | |
isEmptyObject: function( obj ) { | |
var name; | |
for ( name in obj ) { | |
return false; | |
} | |
return true; | |
}, | |
error: function( msg ) { | |
throw new Error( msg ); | |
}, | |
// data: string of html | |
// context (optional): If specified, the fragment will be created in this context, defaults to document | |
// scripts (optional): If true, will include scripts passed in the html string | |
parseHTML: function( data, context, scripts ) { | |
var parsed; | |
if ( !data || typeof data !== "string" ) { | |
return null; | |
} | |
if ( typeof context === "boolean" ) { | |
scripts = context; | |
context = 0; | |
} | |
context = context || document; | |
// Single tag | |
if ( (parsed = rsingleTag.exec( data )) ) { | |
return [ context.createElement( parsed[1] ) ]; | |
} | |
parsed = jQuery.buildFragment( [ data ], context, scripts ? null : [] ); | |
return jQuery.merge( [], | |
(parsed.cacheable ? jQuery.clone( parsed.fragment ) : parsed.fragment).childNodes ); | |
}, | |
parseJSON: function( data ) { | |
if ( !data || typeof data !== "string") { | |
return null; | |
} | |
// Make sure leading/trailing whitespace is removed (IE can't handle it) | |
data = jQuery.trim( data ); | |
// Attempt to parse using the native JSON parser first | |
if ( window.JSON && window.JSON.parse ) { | |
return window.JSON.parse( data ); | |
} | |
// Make sure the incoming data is actual JSON | |
// Logic borrowed from http://json.org/json2.js | |
if ( rvalidchars.test( data.replace( rvalidescape, "@" ) | |
.replace( rvalidtokens, "]" ) | |
.replace( rvalidbraces, "")) ) { | |
return ( new Function( "return " + data ) )(); | |
} | |
jQuery.error( "Invalid JSON: " + data ); | |
}, | |
// Cross-browser xml parsing | |
parseXML: function( data ) { | |
var xml, tmp; | |
if ( !data || typeof data !== "string" ) { | |
return null; | |
} | |
try { | |
if ( window.DOMParser ) { // Standard | |
tmp = new DOMParser(); | |
xml = tmp.parseFromString( data , "text/xml" ); | |
} else { // IE | |
xml = new ActiveXObject( "Microsoft.XMLDOM" ); | |
xml.async = "false"; | |
xml.loadXML( data ); | |
} | |
} catch( e ) { | |
xml = undefined; | |
} | |
if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) { | |
jQuery.error( "Invalid XML: " + data ); | |
} | |
return xml; | |
}, | |
noop: function() {}, | |
// Evaluates a script in a global context | |
// Workarounds based on findings by Jim Driscoll | |
// http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context | |
globalEval: function( data ) { | |
if ( data && core_rnotwhite.test( data ) ) { | |
// We use execScript on Internet Explorer | |
// We use an anonymous function so that context is window | |
// rather than jQuery in Firefox | |
( window.execScript || function( data ) { | |
window[ "eval" ].call( window, data ); | |
} )( data ); | |
} | |
}, | |
// Convert dashed to camelCase; used by the css and data modules | |
// Microsoft forgot to hump their vendor prefix (#9572) | |
camelCase: function( string ) { | |
return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); | |
}, | |
nodeName: function( elem, name ) { | |
return elem.nodeName && elem.nodeName.toUpperCase() === name.toUpperCase(); | |
}, | |
// args is for internal usage only | |
each: function( obj, callback, args ) { | |
var name, | |
i = 0, | |
length = obj.length, | |
isObj = length === undefined || jQuery.isFunction( obj ); | |
if ( args ) { | |
if ( isObj ) { | |
for ( name in obj ) { | |
if ( callback.apply( obj[ name ], args ) === false ) { | |
break; | |
} | |
} | |
} else { | |
for ( ; i < length; ) { | |
if ( callback.apply( obj[ i++ ], args ) === false ) { | |
break; | |
} | |
} | |
} | |
// A special, fast, case for the most common use of each | |
} else { | |
if ( isObj ) { | |
for ( name in obj ) { | |
if ( callback.call( obj[ name ], name, obj[ name ] ) === false ) { | |
break; | |
} | |
} | |
} else { | |
for ( ; i < length; ) { | |
if ( callback.call( obj[ i ], i, obj[ i++ ] ) === false ) { | |
break; | |
} | |
} | |
} | |
} | |
return obj; | |
}, | |
// Use native String.trim function wherever possible | |
trim: core_trim && !core_trim.call("\uFEFF\xA0") ? | |
function( text ) { | |
return text == null ? | |
"" : | |
core_trim.call( text ); | |
} : | |
// Otherwise use our own trimming functionality | |
function( text ) { | |
return text == null ? | |
"" : | |
text.toString().replace( rtrim, "" ); | |
}, | |
// results is for internal usage only | |
makeArray: function( arr, results ) { | |
var type, | |
ret = results || []; | |
if ( arr != null ) { | |
// The window, strings (and functions) also have 'length' | |
// Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930 | |
type = jQuery.type( arr ); | |
if ( arr.length == null || type === "string" || type === "function" || type === "regexp" || jQuery.isWindow( arr ) ) { | |
core_push.call( ret, arr ); | |
} else { | |
jQuery.merge( ret, arr ); | |
} | |
} | |
return ret; | |
}, | |
inArray: function( elem, arr, i ) { | |
var len; | |
if ( arr ) { | |
if ( core_indexOf ) { | |
return core_indexOf.call( arr, elem, i ); | |
} | |
len = arr.length; | |
i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0; | |
for ( ; i < len; i++ ) { | |
// Skip accessing in sparse arrays | |
if ( i in arr && arr[ i ] === elem ) { | |
return i; | |
} | |
} | |
} | |
return -1; | |
}, | |
merge: function( first, second ) { | |
var l = second.length, | |
i = first.length, | |
j = 0; | |
if ( typeof l === "number" ) { | |
for ( ; j < l; j++ ) { | |
first[ i++ ] = second[ j ]; | |
} | |
} else { | |
while ( second[j] !== undefined ) { | |
first[ i++ ] = second[ j++ ]; | |
} | |
} | |
first.length = i; | |
return first; | |
}, | |
grep: function( elems, callback, inv ) { | |
var retVal, | |
ret = [], | |
i = 0, | |
length = elems.length; | |
inv = !!inv; | |
// Go through the array, only saving the items | |
// that pass the validator function | |
for ( ; i < length; i++ ) { | |
retVal = !!callback( elems[ i ], i ); | |
if ( inv !== retVal ) { | |
ret.push( elems[ i ] ); | |
} | |
} | |
return ret; | |
}, | |
// arg is for internal usage only | |
map: function( elems, callback, arg ) { | |
var value, key, | |
ret = [], | |
i = 0, | |
length = elems.length, | |
// jquery objects are treated as arrays | |
isArray = elems instanceof jQuery || length !== undefined && typeof length === "number" && ( ( length > 0 && elems[ 0 ] && elems[ length -1 ] ) || length === 0 || jQuery.isArray( elems ) ) ; | |
// Go through the array, translating each of the items to their | |
if ( isArray ) { | |
for ( ; i < length; i++ ) { | |
value = callback( elems[ i ], i, arg ); | |
if ( value != null ) { | |
ret[ ret.length ] = value; | |
} | |
} | |
// Go through every key on the object, | |
} else { | |
for ( key in elems ) { | |
value = callback( elems[ key ], key, arg ); | |
if ( value != null ) { | |
ret[ ret.length ] = value; | |
} | |
} | |
} | |
// Flatten any nested arrays | |
return ret.concat.apply( [], ret ); | |
}, | |
// A global GUID counter for objects | |
guid: 1, | |
// Bind a function to a context, optionally partially applying any | |
// arguments. | |
proxy: function( fn, context ) { | |
var tmp, args, proxy; | |
if ( typeof context === "string" ) { | |
tmp = fn[ context ]; | |
context = fn; | |
fn = tmp; | |
} | |
// Quick check to determine if target is callable, in the spec | |
// this throws a TypeError, but we will just return undefined. | |
if ( !jQuery.isFunction( fn ) ) { | |
return undefined; | |
} | |
// Simulated bind | |
args = core_slice.call( arguments, 2 ); | |
proxy = function() { | |
return fn.apply( context, args.concat( core_slice.call( arguments ) ) ); | |
}; | |
// Set the guid of unique handler to the same of original handler, so it can be removed | |
proxy.guid = fn.guid = fn.guid || proxy.guid || jQuery.guid++; | |
return proxy; | |
}, | |
// Multifunctional method to get and set values of a collection | |
// The value/s can optionally be executed if it's a function | |
access: function( elems, fn, key, value, chainable, emptyGet, pass ) { | |
var exec, | |
bulk = key == null, | |
i = 0, | |
length = elems.length; | |
// Sets many values | |
if ( key && typeof key === "object" ) { | |
for ( i in key ) { | |
jQuery.access( elems, fn, i, key[i], 1, emptyGet, value ); | |
} | |
chainable = 1; | |
// Sets one value | |
} else if ( value !== undefined ) { | |
// Optionally, function values get executed if exec is true | |
exec = pass === undefined && jQuery.isFunction( value ); | |
if ( bulk ) { | |
// Bulk operations only iterate when executing function values | |
if ( exec ) { | |
exec = fn; | |
fn = function( elem, key, value ) { | |
return exec.call( jQuery( elem ), value ); | |
}; | |
// Otherwise they run against the entire set | |
} else { | |
fn.call( elems, value ); | |
fn = null; | |
} | |
} | |
if ( fn ) { | |
for (; i < length; i++ ) { | |
fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass ); | |
} | |
} | |
chainable = 1; | |
} | |
return chainable ? | |
elems : | |
// Gets | |
bulk ? | |
fn.call( elems ) : | |
length ? fn( elems[0], key ) : emptyGet; | |
}, | |
now: function() { | |
return ( new Date() ).getTime(); | |
} | |
}); | |
jQuery.ready.promise = function( obj ) { | |
if ( !readyList ) { | |
readyList = jQuery.Deferred(); | |
// Catch cases where $(document).ready() is called after the browser event has already occurred. | |
// we once tried to use readyState "interactive" here, but it caused issues like the one | |
// discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 | |
if ( document.readyState === "complete" ) { | |
// Handle it asynchronously to allow scripts the opportunity to delay ready | |
setTimeout( jQuery.ready, 1 ); | |
// Standards-based browsers support DOMContentLoaded | |
} else if ( document.addEventListener ) { | |
// Use the handy event callback | |
document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false ); | |
// A fallback to window.onload, that will always work | |
window.addEventListener( "load", jQuery.ready, false ); | |
// If IE event model is used | |
} else { | |
// Ensure firing before onload, maybe late but safe also for iframes | |
document.attachEvent( "onreadystatechange", DOMContentLoaded ); | |
// A fallback to window.onload, that will always work | |
window.attachEvent( "onload", jQuery.ready ); | |
// If IE and not a frame | |
// continually check to see if the document is ready | |
var top = false; | |
try { | |
top = window.frameElement == null && document.documentElement; | |
} catch(e) {} | |
if ( top && top.doScroll ) { | |
(function doScrollCheck() { | |
if ( !jQuery.isReady ) { | |
try { | |
// Use the trick by Diego Perini | |
// http://javascript.nwbox.com/IEContentLoaded/ | |
top.doScroll("left"); | |
} catch(e) { | |
return setTimeout( doScrollCheck, 50 ); | |
} | |
// and execute any waiting functions | |
jQuery.ready(); | |
} | |
})(); | |
} | |
} | |
} | |
return readyList.promise( obj ); | |
}; | |
// Populate the class2type map | |
jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function(i, name) { | |
class2type[ "[object " + name + "]" ] = name.toLowerCase(); | |
}); | |
// All jQuery objects should point back to these | |
rootjQuery = jQuery(document); | |
// String to Object options format cache | |
var optionsCache = {}; | |
// Convert String-formatted options into Object-formatted ones and store in cache | |
function createOptions( options ) { | |
var object = optionsCache[ options ] = {}; | |
jQuery.each( options.split( core_rspace ), function( _, flag ) { | |
object[ flag ] = true; | |
}); | |
return object; | |
} | |
/* | |
* Create a callback list using the following parameters: | |
* | |
* options: an optional list of space-separated options that will change how | |
* the callback list behaves or a more traditional option object | |
* | |
* By default a callback list will act like an event callback list and can be | |
* "fired" multiple times. | |
* | |
* Possible options: | |
* | |
* once: will ensure the callback list can only be fired once (like a Deferred) | |
* | |
* memory: will keep track of previous values and will call any callback added | |
* after the list has been fired right away with the latest "memorized" | |
* values (like a Deferred) | |
* | |
* unique: will ensure a callback can only be added once (no duplicate in the list) | |
* | |
* stopOnFalse: interrupt callings when a callback returns false | |
* | |
*/ | |
jQuery.Callbacks = function( options ) { | |
// Convert options from String-formatted to Object-formatted if needed | |
// (we check in cache first) | |
options = typeof options === "string" ? | |
( optionsCache[ options ] || createOptions( options ) ) : | |
jQuery.extend( {}, options ); | |
var // Last fire value (for non-forgettable lists) | |
memory, | |
// Flag to know if list was already fired | |
fired, | |
// Flag to know if list is currently firing | |
firing, | |
// First callback to fire (used internally by add and fireWith) | |
firingStart, | |
// End of the loop when firing | |
firingLength, | |
// Index of currently firing callback (modified by remove if needed) | |
firingIndex, | |
// Actual callback list | |
list = [], | |
// Stack of fire calls for repeatable lists | |
stack = !options.once && [], | |
// Fire callbacks | |
fire = function( data ) { | |
memory = options.memory && data; | |
fired = true; | |
firingIndex = firingStart || 0; | |
firingStart = 0; | |
firingLength = list.length; | |
firing = true; | |
for ( ; list && firingIndex < firingLength; firingIndex++ ) { | |
if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { | |
memory = false; // To prevent further calls using add | |
break; | |
} | |
} | |
firing = false; | |
if ( list ) { | |
if ( stack ) { | |
if ( stack.length ) { | |
fire( stack.shift() ); | |
} | |
} else if ( memory ) { | |
list = []; | |
} else { | |
self.disable(); | |
} | |
} | |
}, | |
// Actual Callbacks object | |
self = { | |
// Add a callback or a collection of callbacks to the list | |
add: function() { | |
if ( list ) { | |
// First, we save the current length | |
var start = list.length; | |
(function add( args ) { | |
jQuery.each( args, function( _, arg ) { | |
var type = jQuery.type( arg ); | |
if ( type === "function" && ( !options.unique || !self.has( arg ) ) ) { | |
list.push( arg ); | |
} else if ( arg && arg.length && type !== "string" ) { | |
// Inspect recursively | |
add( arg ); | |
} | |
}); | |
})( arguments ); | |
// Do we need to add the callbacks to the | |
// current firing batch? | |
if ( firing ) { | |
firingLength = list.length; | |
// With memory, if we're not firing then | |
// we should call right away | |
} else if ( memory ) { | |
firingStart = start; | |
fire( memory ); | |
} | |
} | |
return this; | |
}, | |
// Remove a callback from the list | |
remove: function() { | |
if ( list ) { | |
jQuery.each( arguments, function( _, arg ) { | |
var index; | |
while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { | |
list.splice( index, 1 ); | |
// Handle firing indexes | |
if ( firing ) { | |
if ( index <= firingLength ) { | |
firingLength--; | |
} | |
if ( index <= firingIndex ) { | |
firingIndex--; | |
} | |
} | |
} | |
}); | |
} | |
return this; | |
}, | |
// Control if a given callback is in the list | |
has: function( fn ) { | |
return jQuery.inArray( fn, list ) > -1; | |
}, | |
// Remove all callbacks from the list | |
empty: function() { | |
list = []; | |
return this; | |
}, | |
// Have the list do nothing anymore | |
disable: function() { | |
list = stack = memory = undefined; | |
return this; | |
}, | |
// Is it disabled? | |
disabled: function() { | |
return !list; | |
}, | |
// Lock the list in its current state | |
lock: function() { | |
stack = undefined; | |
if ( !memory ) { | |
self.disable(); | |
} | |
return this; | |
}, | |
// Is it locked? | |
locked: function() { | |
return !stack; | |
}, | |
// Call all callbacks with the given context and arguments | |
fireWith: function( context, args ) { | |
args = args || []; | |
args = [ context, args.slice ? args.slice() : args ]; | |
if ( list && ( !fired || stack ) ) { | |
if ( firing ) { | |
stack.push( args ); | |
} else { | |
fire( args ); | |
} | |
} | |
return this; | |
}, | |
// Call all the callbacks with the given arguments | |
fire: function() { | |
self.fireWith( this, arguments ); | |
return this; | |
}, | |
// To know if the callbacks have already been called at least once | |
fired: function() { | |
return !!fired; | |
} | |
}; | |
return self; | |
}; | |
jQuery.extend({ | |
Deferred: function( func ) { | |
var tuples = [ | |
// action, add listener, listener list, final state | |
[ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], | |
[ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], | |
[ "notify", "progress", jQuery.Callbacks("memory") ] | |
], | |
state = "pending", | |
promise = { | |
state: function() { | |
return state; | |
}, | |
always: function() { | |
deferred.done( arguments ).fail( arguments ); | |
return this; | |
}, | |
then: function( /* fnDone, fnFail, fnProgress */ ) { | |
var fns = arguments; | |
return jQuery.Deferred(function( newDefer ) { | |
jQuery.each( tuples, function( i, tuple ) { | |
var action = tuple[ 0 ], | |
fn = fns[ i ]; | |
// deferred[ done | fail | progress ] for forwarding actions to newDefer | |
deferred[ tuple[1] ]( jQuery.isFunction( fn ) ? | |
function() { | |
var returned = fn.apply( this, arguments ); | |
if ( returned && jQuery.isFunction( returned.promise ) ) { | |
returned.promise() | |
.done( newDefer.resolve ) | |
.fail( newDefer.reject ) | |
.progress( newDefer.notify ); | |
} else { | |
newDefer[ action + "With" ]( this === deferred ? newDefer : this, [ returned ] ); | |
} | |
} : | |
newDefer[ action ] | |
); | |
}); | |
fns = null; | |
}).promise(); | |
}, | |
// Get a promise for this deferred | |
// If obj is provided, the promise aspect is added to the object | |
promise: function( obj ) { | |
return typeof obj === "object" ? jQuery.extend( obj, promise ) : promise; | |
} | |
}, | |
deferred = {}; | |
// Keep pipe for back-compat | |
promise.pipe = promise.then; | |
// Add list-specific methods | |
jQuery.each( tuples, function( i, tuple ) { | |
var list = tuple[ 2 ], | |
stateString = tuple[ 3 ]; | |
// promise[ done | fail | progress ] = list.add | |
promise[ tuple[1] ] = list.add; | |
// Handle state | |
if ( stateString ) { | |
list.add(function() { | |
// state = [ resolved | rejected ] | |
state = stateString; | |
// [ reject_list | resolve_list ].disable; progress_list.lock | |
}, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); | |
} | |
// deferred[ resolve | reject | notify ] = list.fire | |
deferred[ tuple[0] ] = list.fire; | |
deferred[ tuple[0] + "With" ] = list.fireWith; | |
}); | |
// Make the deferred a promise | |
promise.promise( deferred ); | |
// Call given func if any | |
if ( func ) { | |
func.call( deferred, deferred ); | |
} | |
// All done! | |
return deferred; | |
}, | |
// Deferred helper | |
when: function( subordinate /* , ..., subordinateN */ ) { | |
var i = 0, | |
resolveValues = core_slice.call( arguments ), | |
length = resolveValues.length, | |
// the count of uncompleted subordinates | |
remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, | |
// the master Deferred. If resolveValues consist of only a single Deferred, just use that. | |
deferred = remaining === 1 ? subordinate : jQuery.Deferred(), | |
// Update function for both resolve and progress values | |
updateFunc = function( i, contexts, values ) { | |
return function( value ) { | |
contexts[ i ] = this; | |
values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value; | |
if( values === progressValues ) { | |
deferred.notifyWith( contexts, values ); | |
} else if ( !( --remaining ) ) { | |
deferred.resolveWith( contexts, values ); | |
} | |
}; | |
}, | |
progressValues, progressContexts, resolveContexts; | |
// add listeners to Deferred subordinates; treat others as resolved | |
if ( length > 1 ) { | |
progressValues = new Array( length ); | |
progressContexts = new Array( length ); | |
resolveContexts = new Array( length ); | |
for ( ; i < length; i++ ) { | |
if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { | |
resolveValues[ i ].promise() | |
.done( updateFunc( i, resolveContexts, resolveValues ) ) | |
.fail( deferred.reject ) | |
.progress( updateFunc( i, progressContexts, progressValues ) ); | |
} else { | |
--remaining; | |
} | |
} | |
} | |
// if we're not waiting on anything, resolve the master | |
if ( !remaining ) { | |
deferred.resolveWith( resolveContexts, resolveValues ); | |
} | |
return deferred.promise(); | |
} | |
}); | |
jQuery.support = (function() { | |
var support, | |
all, | |
a, | |
select, | |
opt, | |
input, | |
fragment, | |
eventName, | |
i, | |
isSupported, | |
clickFn, | |
div = document.createElement("div"); | |
// Preliminary tests | |
div.setAttribute( "className", "t" ); | |
div.innerHTML = " <link/><table></table><a href='/a'>a</a><input type='checkbox'/>"; | |
all = div.getElementsByTagName("*"); | |
a = div.getElementsByTagName("a")[ 0 ]; | |
a.style.cssText = "top:1px;float:left;opacity:.5"; | |
// Can't get basic test support | |
if ( !all || !all.length || !a ) { | |
return {}; | |
} | |
// First batch of supports tests | |
select = document.createElement("select"); | |
opt = select.appendChild( document.createElement("option") ); | |
input = div.getElementsByTagName("input")[ 0 ]; | |
support = { | |
// IE strips leading whitespace when .innerHTML is used | |
leadingWhitespace: ( div.firstChild.nodeType === 3 ), | |
// Make sure that tbody elements aren't automatically inserted | |
// IE will insert them into empty tables | |
tbody: !div.getElementsByTagName("tbody").length, | |
// Make sure that link elements get serialized correctly by innerHTML | |
// This requires a wrapper element in IE | |
htmlSerialize: !!div.getElementsByTagName("link").length, | |
// Get the style information from getAttribute | |
// (IE uses .cssText instead) | |
style: /top/.test( a.getAttribute("style") ), | |
// Make sure that URLs aren't manipulated | |
// (IE normalizes it by default) | |
hrefNormalized: ( a.getAttribute("href") === "/a" ), | |
// Make sure that element opacity exists | |
// (IE uses filter instead) | |
// Use a regex to work around a WebKit issue. See #5145 | |
opacity: /^0.5/.test( a.style.opacity ), | |
// Verify style float existence | |
// (IE uses styleFloat instead of cssFloat) | |
cssFloat: !!a.style.cssFloat, | |
// Make sure that if no value is specified for a checkbox | |
// that it defaults to "on". | |
// (WebKit defaults to "" instead) | |
checkOn: ( input.value === "on" ), | |
// Make sure that a selected-by-default option has a working selected property. | |
// (WebKit defaults to false instead of true, IE too, if it's in an optgroup) | |
optSelected: opt.selected, | |
// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7) | |
getSetAttribute: div.className !== "t", | |
// Tests for enctype support on a form(#6743) | |
enctype: !!document.createElement("form").enctype, | |
// Makes sure cloning an html5 element does not cause problems | |
// Where outerHTML is undefined, this still works | |
html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>", | |
// jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode | |
boxModel: ( document.compatMode === "CSS1Compat" ), | |
// Will be defined later | |
submitBubbles: true, | |
changeBubbles: true, | |
focusinBubbles: false, | |
deleteExpando: true, | |
noCloneEvent: true, | |
inlineBlockNeedsLayout: false, | |
shrinkWrapBlocks: false, | |
reliableMarginRight: true, | |
boxSizingReliable: true, | |
pixelPosition: false | |
}; | |
// Make sure checked status is properly cloned | |
input.checked = true; | |
support.noCloneChecked = input.cloneNode( true ).checked; | |
// Make sure that the options inside disabled selects aren't marked as disabled | |
// (WebKit marks them as disabled) | |
select.disabled = true; | |
support.optDisabled = !opt.disabled; | |
// Test to see if it's possible to delete an expando from an element | |
// Fails in Internet Explorer | |
try { | |
delete div.test; | |
} catch( e ) { | |
support.deleteExpando = false; | |
} | |
if ( !div.addEventListener && div.attachEvent && div.fireEvent ) { | |
div.attachEvent( "onclick", clickFn = function() { | |
// Cloning a node shouldn't copy over any | |
// bound event handlers (IE does this) | |
support.noCloneEvent = false; | |
}); | |
div.cloneNode( true ).fireEvent("onclick"); | |
div.detachEvent( "onclick", clickFn ); | |
} | |
// Check if a radio maintains its value | |
// after being appended to the DOM | |
input = document.createElement("input"); | |
input.value = "t"; | |
input.setAttribute( "type", "radio" ); | |
support.radioValue = input.value === "t"; | |
input.setAttribute( "checked", "checked" ); | |
// #11217 - WebKit loses check when the name is after the checked attribute | |
input.setAttribute( "name", "t" ); | |
div.appendChild( input ); | |
fragment = document.createDocumentFragment(); | |
fragment.appendChild( div.lastChild ); | |
// WebKit doesn't clone checked state correctly in fragments | |
support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked; | |
// Check if a disconnected checkbox will retain its checked | |
// value of true after appended to the DOM (IE6/7) | |
support.appendChecked = input.checked; | |
fragment.removeChild( input ); | |
fragment.appendChild( div ); | |
// Technique from Juriy Zaytsev | |
// http://perfectionkills.com/detecting-event-support-without-browser-sniffing/ | |
// We only care about the case where non-standard event systems | |
// are used, namely in IE. Short-circuiting here helps us to | |
// avoid an eval call (in setAttribute) which can cause CSP | |
// to go haywire. See: https://developer.mozilla.org/en/Security/CSP | |
if ( div.attachEvent ) { | |
for ( i in { | |
submit: true, | |
change: true, | |
focusin: true | |
}) { | |
eventName = "on" + i; | |
isSupported = ( eventName in div ); | |
if ( !isSupported ) { | |
div.setAttribute( eventName, "return;" ); | |
isSupported = ( typeof div[ eventName ] === "function" ); | |
} | |
support[ i + "Bubbles" ] = isSupported; | |
} | |
} | |
// Run tests that need a body at doc ready | |
jQuery(function() { | |
var container, div, tds, marginDiv, | |
divReset = "padding:0;margin:0;border:0;display:block;overflow:hidden;", | |
body = document.getElementsByTagName("body")[0]; | |
if ( !body ) { | |
// Return for frameset docs that don't have a body | |
return; | |
} | |
container = document.createElement("div"); | |
container.style.cssText = "visibility:hidden;border:0;width:0;height:0;position:static;top:0;margin-top:1px"; | |
body.insertBefore( container, body.firstChild ); | |
// Construct the test element | |
div = document.createElement("div"); | |
container.appendChild( div ); | |
// Check if table cells still have offsetWidth/Height when they are set | |
// to display:none and there are still other visible table cells in a | |
// table row; if so, offsetWidth/Height are not reliable for use when | |
// determining if an element has been hidden directly using | |
// display:none (it is still safe to use offsets if a parent element is | |
// hidden; don safety goggles and see bug #4512 for more information). | |
// (only IE 8 fails this test) | |
div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>"; | |
tds = div.getElementsByTagName("td"); | |
tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none"; | |
isSupported = ( tds[ 0 ].offsetHeight === 0 ); | |
tds[ 0 ].style.display = ""; | |
tds[ 1 ].style.display = "none"; | |
// Check if empty table cells still have offsetWidth/Height | |
// (IE <= 8 fail this test) | |
support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 ); | |
// Check box-sizing and margin behavior | |
div.innerHTML = ""; | |
div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;"; | |
support.boxSizing = ( div.offsetWidth === 4 ); | |
support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 ); | |
// NOTE: To any future maintainer, we've window.getComputedStyle | |
// because jsdom on node.js will break without it. | |
if ( window.getComputedStyle ) { | |
support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%"; | |
support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px"; | |
// Check if div with explicit width and no margin-right incorrectly | |
// gets computed margin-right based on width of container. For more | |
// info see bug #3333 | |
// Fails in WebKit before Feb 2011 nightlies | |
// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right | |
marginDiv = document.createElement("div"); | |
marginDiv.style.cssText = div.style.cssText = divReset; | |
marginDiv.style.marginRight = marginDiv.style.width = "0"; | |
div.style.width = "1px"; | |
div.appendChild( marginDiv ); | |
support.reliableMarginRight = | |
!parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight ); | |
} | |
if ( typeof div.style.zoom !== "undefined" ) { | |
// Check if natively block-level elements act like inline-block | |
// elements when setting their display to 'inline' and giving | |
// them layout | |
// (IE < 8 does this) | |
div.innerHTML = ""; | |
div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1"; | |
support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 ); | |
// Check if elements with layout shrink-wrap their children | |
// (IE 6 does this) | |
div.style.display = "block"; | |
div.style.overflow = "visible"; | |
div.innerHTML = "<div></div>"; | |
div.firstChild.style.width = "5px"; | |
support.shrinkWrapBlocks = ( div.offsetWidth !== 3 ); | |
container.style.zoom = 1; | |
} | |
// Null elements to avoid leaks in IE | |
body.removeChild( container ); | |
container = div = tds = marginDiv = null; | |
}); | |
// Null elements to avoid leaks in IE | |
fragment.removeChild( div ); | |
all = a = select = opt = input = fragment = div = null; | |
return support; | |
})(); | |
var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/, | |
rmultiDash = /([A-Z])/g; | |
jQuery.extend({ | |
cache: {}, | |
deletedIds: [], | |
// Please use with caution | |
uuid: 0, | |
// Unique for each copy of jQuery on the page | |
// Non-digits removed to match rinlinejQuery | |
expando: "jQuery" + ( jQuery.fn.jquery + Math.random() ).replace( /\D/g, "" ), | |
// The following elements throw uncatchable exceptions if you | |
// attempt to add expando properties to them. | |
noData: { | |
"embed": true, | |
// Ban all objects except for Flash (which handle expandos) | |
"object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000", | |
"applet": true | |
}, | |
hasData: function( elem ) { | |
elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ]; | |
return !!elem && !isEmptyDataObject( elem ); | |
}, | |
data: function( elem, name, data, pvt /* Internal Use Only */ ) { | |
if ( !jQuery.acceptData( elem ) ) { | |
return; | |
} | |
var thisCache, ret, | |
internalKey = jQuery.expando, | |
getByName = typeof name === "string", | |
// We have to handle DOM nodes and JS objects differently because IE6-7 | |
// can't GC object references properly across the DOM-JS boundary | |
isNode = elem.nodeType, | |
// Only DOM nodes need the global jQuery cache; JS object data is | |
// attached directly to the object so GC can occur automatically | |
cache = isNode ? jQuery.cache : elem, | |
// Only defining an ID for JS objects if its cache already exists allows | |
// the code to shortcut on the same path as a DOM node with no cache | |
id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey; | |
// Avoid doing any more work than we need to when trying to get data on an | |
// object that has no data at all | |
if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) { | |
return; | |
} | |
if ( !id ) { | |
// Only DOM nodes need a new unique ID for each element since their data | |
// ends up in the global cache | |
if ( isNode ) { | |
elem[ internalKey ] = id = jQuery.deletedIds.pop() || ++jQuery.uuid; | |
} else { | |
id = internalKey; | |
} | |
} | |
if ( !cache[ id ] ) { | |
cache[ id ] = {}; | |
// Avoids exposing jQuery metadata on plain JS objects when the object | |
// is serialized using JSON.stringify | |
if ( !isNode ) { | |
cache[ id ].toJSON = jQuery.noop; | |
} | |
} | |
// An object can be passed to jQuery.data instead of a key/value pair; this gets | |
// shallow copied over onto the existing cache | |
if ( typeof name === "object" || typeof name === "function" ) { | |
if ( pvt ) { | |
cache[ id ] = jQuery.extend( cache[ id ], name ); | |
} else { | |
cache[ id ].data = jQuery.extend( cache[ id ].data, name ); | |
} | |
} | |
thisCache = cache[ id ]; | |
// jQuery data() is stored in a separate object inside the object's internal data | |
// cache in order to avoid key collisions between internal data and user-defined | |
// data. | |
if ( !pvt ) { | |
if ( !thisCache.data ) { | |
thisCache.data = {}; | |
} | |
thisCache = thisCache.data; | |
} | |
if ( data !== undefined ) { | |
thisCache[ jQuery.camelCase( name ) ] = data; | |
} | |
// Check for both converted-to-camel and non-converted data property names | |
// If a data property was specified | |
if ( getByName ) { | |
// First Try to find as-is property data | |
ret = thisCache[ name ]; | |
// Test for null|undefined property data | |
if ( ret == null ) { | |
// Try to find the camelCased property | |
ret = thisCache[ jQuery.camelCase( name ) ]; | |
} | |
} else { | |
ret = thisCache; | |
} | |
return ret; | |
}, | |
removeData: function( elem, name, pvt /* Internal Use Only */ ) { | |
if ( !jQuery.acceptData( elem ) ) { | |
return; | |
} | |
var thisCache, i, l, | |
isNode = elem.nodeType, | |
// See jQuery.data for more information | |
cache = isNode ? jQuery.cache : elem, | |
id = isNode ? elem[ jQuery.expando ] : jQuery.expando; | |
// If there is already no cache entry for this object, there is no | |
// purpose in continuing | |
if ( !cache[ id ] ) { | |
return; | |
} | |
if ( name ) { | |
thisCache = pvt ? cache[ id ] : cache[ id ].data; | |
if ( thisCache ) { | |
// Support array or space separated string names for data keys | |
if ( !jQuery.isArray( name ) ) { | |
// try the string as a key before any manipulation | |
if ( name in thisCache ) { | |
name = [ name ]; | |
} else { | |
// split the camel cased version by spaces unless a key with the spaces exists | |
name = jQuery.camelCase( name ); | |
if ( name in thisCache ) { | |
name = [ name ]; | |
} else { | |
name = name.split(" "); | |
} | |
} | |
} | |
for ( i = 0, l = name.length; i < l; i++ ) { | |
delete thisCache[ name[i] ]; | |
} | |
// If there is no data left in the cache, we want to continue | |
// and let the cache object itself get destroyed | |
if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) { | |
return; | |
} | |
} | |
} | |
// See jQuery.data for more information | |
if ( !pvt ) { | |
delete cache[ id ].data; | |
// Don't destroy the parent cache unless the internal data object | |
// had been the only thing left in it | |
if ( !isEmptyDataObject( cache[ id ] ) ) { | |
return; | |
} | |
} | |
// Destroy the cache | |
if ( isNode ) { | |
jQuery.cleanData( [ elem ], true ); | |
// Use delete when supported for expandos or `cache` is not a window per isWindow (#10080) | |
} else if ( jQuery.support.deleteExpando || cache != cache.window ) { | |
delete cache[ id ]; | |
// When all else fails, null | |
} else { | |
cache[ id ] = null; | |
} | |
}, | |
// For internal use only. | |
_data: function( elem, name, data ) { | |
return jQuery.data( elem, name, data, true ); | |
}, | |
// A method for determining if a DOM node can handle the data expando | |
acceptData: function( elem ) { | |
var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ]; | |
// nodes accept data unless otherwise specified; rejection can be conditional | |
return !noData || noData !== true && elem.getAttribute("classid") === noData; | |
} | |
}); | |
jQuery.fn.extend({ | |
data: function( key, value ) { | |
var parts, part, attr, name, l, | |
elem = this[0], | |
i = 0, | |
data = null; | |
// Gets all values | |
if ( key === undefined ) { | |
if ( this.length ) { | |
data = jQuery.data( elem ); | |
if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) { | |
attr = elem.attributes; | |
for ( l = attr.length; i < l; i++ ) { | |
name = attr[i].name; | |
if ( name.indexOf( "data-" ) === 0 ) { | |
name = jQuery.camelCase( name.substring(5) ); | |
dataAttr( elem, name, data[ name ] ); | |
} | |
} | |
jQuery._data( elem, "parsedAttrs", true ); | |
} | |
} | |
return data; | |
} | |
// Sets multiple values | |
if ( typeof key === "object" ) { | |
return this.each(function() { | |
jQuery.data( this, key ); | |
}); | |
} | |
parts = key.split( ".", 2 ); | |
parts[1] = parts[1] ? "." + parts[1] : ""; | |
part = parts[1] + "!"; | |
return jQuery.access( this, function( value ) { | |
if ( value === undefined ) { | |
data = this.triggerHandler( "getData" + part, [ parts[0] ] ); | |
// Try to fetch any internally stored data first | |
if ( data === undefined && elem ) { | |
data = jQuery.data( elem, key ); | |
data = dataAttr( elem, key, data ); | |
} | |
return data === undefined && parts[1] ? | |
this.data( parts[0] ) : | |
data; | |
} | |
parts[1] = value; | |
this.each(function() { | |
var self = jQuery( this ); | |
self.triggerHandler( "setData" + part, parts ); | |
jQuery.data( this, key, value ); | |
self.triggerHandler( "changeData" + part, parts ); | |
}); | |
}, null, value, arguments.length > 1, null, false ); | |
}, | |
removeData: function( key ) { | |
return this.each(function() { | |
jQuery.removeData( this, key ); | |
}); | |
} | |
}); | |
function dataAttr( elem, key, data ) { | |
// If nothing was found internally, try to fetch any | |
// data from the HTML5 data-* attribute | |
if ( data === undefined && elem.nodeType === 1 ) { | |
var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); | |
data = elem.getAttribute( name ); | |
if ( typeof data === "string" ) { | |
try { | |
data = data === "true" ? true : | |
data === "false" ? false : | |
data === "null" ? null : | |
// Only convert to a number if it doesn't change the string | |
+data + "" === data ? +data : | |
rbrace.test( data ) ? jQuery.parseJSON( data ) : | |
data; | |
} catch( e ) {} | |
// Make sure we set the data so it isn't changed later | |
jQuery.data( elem, key, data ); | |
} else { | |
data = undefined; | |
} | |
} | |
return data; | |
} | |
// checks a cache object for emptiness | |
function isEmptyDataObject( obj ) { | |
var name; | |
for ( name in obj ) { | |
// if the public data object is empty, the private is still empty | |
if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) { | |
continue; | |
} | |
if ( name !== "toJSON" ) { | |
return false; | |
} | |
} | |
return true; | |
} | |
jQuery.extend({ | |
queue: function( elem, type, data ) { | |
var queue; | |
if ( elem ) { | |
type = ( type || "fx" ) + "queue"; | |
queue = jQuery._data( elem, type ); | |
// Speed up dequeue by getting out quickly if this is just a lookup | |
if ( data ) { | |
if ( !queue || jQuery.isArray(data) ) { | |
queue = jQuery._data( elem, type, jQuery.makeArray(data) ); | |
} else { | |
queue.push( data ); | |
} | |
} | |
return queue || []; | |
} | |
}, | |
dequeue: function( elem, type ) { | |
type = type || "fx"; | |
var queue = jQuery.queue( elem, type ), | |
startLength = queue.length, | |
fn = queue.shift(), | |
hooks = jQuery._queueHooks( elem, type ), | |
next = function() { | |
jQuery.dequeue( elem, type ); | |
}; | |
// If the fx queue is dequeued, always remove the progress sentinel | |
if ( fn === "inprogress" ) { | |
fn = queue.shift(); | |
startLength--; | |
} | |
if ( fn ) { | |
// Add a progress sentinel to prevent the fx queue from being | |
// automatically dequeued | |
if ( type === "fx" ) { | |
queue.unshift( "inprogress" ); | |
} | |
// clear up the last queue stop function | |
delete hooks.stop; | |
fn.call( elem, next, hooks ); | |
} | |
if ( !startLength && hooks ) { | |
hooks.empty.fire(); | |
} | |
}, | |
// not intended for public consumption - generates a queueHooks object, or returns the current one | |
_queueHooks: function( elem, type ) { | |
var key = type + "queueHooks"; | |
return jQuery._data( elem, key ) || jQuery._data( elem, key, { | |
empty: jQuery.Callbacks("once memory").add(function() { | |
jQuery.removeData( elem, type + "queue", true ); | |
jQuery.removeData( elem, key, true ); | |
}) | |
}); | |
} | |
}); | |
jQuery.fn.extend({ | |
queue: function( type, data ) { | |
var setter = 2; | |
if ( typeof type !== "string" ) { | |
data = type; | |
type = "fx"; | |
setter--; | |
} | |
if ( arguments.length < setter ) { | |
return jQuery.queue( this[0], type ); | |
} | |
return data === undefined ? | |
this : | |
this.each(function() { | |
var queue = jQuery.queue( this, type, data ); | |
// ensure a hooks for this queue | |
jQuery._queueHooks( this, type ); | |
if ( type === "fx" && queue[0] !== "inprogress" ) { | |
jQuery.dequeue( this, type ); | |
} | |
}); | |
}, | |
dequeue: function( type ) { | |
return this.each(function() { | |
jQuery.dequeue( this, type ); | |
}); | |
}, | |
// Based off of the plugin by Clint Helfers, with permission. | |
// http://blindsignals.com/index.php/2009/07/jquery-delay/ | |
delay: function( time, type ) { | |
time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; | |
type = type || "fx"; | |
return this.queue( type, function( next, hooks ) { | |
var timeout = setTimeout( next, time ); | |
hooks.stop = function() { | |
clearTimeout( timeout ); | |
}; | |
}); | |
}, | |
clearQueue: function( type ) { | |
return this.queue( type || "fx", [] ); | |
}, | |
// Get a promise resolved when queues of a certain type | |
// are emptied (fx is the type by default) | |
promise: function( type, obj ) { | |
var tmp, | |
count = 1, | |
defer = jQuery.Deferred(), | |
elements = this, | |
i = this.length, | |
resolve = function() { | |
if ( !( --count ) ) { | |
defer.resolveWith( elements, [ elements ] ); | |
} | |
}; | |
if ( typeof type !== "string" ) { | |
obj = type; | |
type = undefined; | |
} | |
type = type || "fx"; | |
while( i-- ) { | |
tmp = jQuery._data( elements[ i ], type + "queueHooks" ); | |
if ( tmp && tmp.empty ) { | |
count++; | |
tmp.empty.add( resolve ); | |
} | |
} | |
resolve(); | |
return defer.promise( obj ); | |
} | |
}); | |
var nodeHook, boolHook, fixSpecified, | |
rclass = /[\t\r\n]/g, | |
rreturn = /\r/g, | |
rtype = /^(?:button|input)$/i, | |
rfocusable = /^(?:button|input|object|select|textarea)$/i, | |
rclickable = /^a(?:rea|)$/i, | |
rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i, | |
getSetAttribute = jQuery.support.getSetAttribute; | |
jQuery.fn.extend({ | |
attr: function( name, value ) { | |
return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 ); | |
}, | |
removeAttr: function( name ) { | |
return this.each(function() { | |
jQuery.removeAttr( this, name ); | |
}); | |
}, | |
prop: function( name, value ) { | |
return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 ); | |
}, | |
removeProp: function( name ) { | |
name = jQuery.propFix[ name ] || name; | |
return this.each(function() { | |
// try/catch handles cases where IE balks (such as removing a property on window) | |
try { | |
this[ name ] = undefined; | |
delete this[ name ]; | |
} catch( e ) {} | |
}); | |
}, | |
addClass: function( value ) { | |
var classNames, i, l, elem, | |
setClass, c, cl; | |
if ( jQuery.isFunction( value ) ) { | |
return this.each(function( j ) { | |
jQuery( this ).addClass( value.call(this, j, this.className) ); | |
}); | |
} | |
if ( value && typeof value === "string" ) { | |
classNames = value.split( core_rspace ); | |
for ( i = 0, l = this.length; i < l; i++ ) { | |
elem = this[ i ]; | |
if ( elem.nodeType === 1 ) { | |
if ( !elem.className && classNames.length === 1 ) { | |
elem.className = value; | |
} else { | |
setClass = " " + elem.className + " "; | |
for ( c = 0, cl = classNames.length; c < cl; c++ ) { | |
if ( !~setClass.indexOf( " " + classNames[ c ] + " " ) ) { | |
setClass += classNames[ c ] + " "; | |
} | |
} | |
elem.className = jQuery.trim( setClass ); | |
} | |
} | |
} | |
} | |
return this; | |
}, | |
removeClass: function( value ) { | |
var removes, className, elem, c, cl, i, l; | |
if ( jQuery.isFunction( value ) ) { | |
return this.each(function( j ) { | |
jQuery( this ).removeClass( value.call(this, j, this.className) ); | |
}); | |
} | |
if ( (value && typeof value === "string") || value === undefined ) { | |
removes = ( value || "" ).split( core_rspace ); | |
for ( i = 0, l = this.length; i < l; i++ ) { | |
elem = this[ i ]; | |
if ( elem.nodeType === 1 && elem.className ) { | |
className = (" " + elem.className + " ").replace( rclass, " " ); | |
// loop over each item in the removal list | |
for ( c = 0, cl = removes.length; c < cl; c++ ) { | |
// Remove until there is nothing to remove, | |
while ( className.indexOf(" " + removes[ c ] + " ") > -1 ) { | |
className = className.replace( " " + removes[ c ] + " " , " " ); | |
} | |
} | |
elem.className = value ? jQuery.trim( className ) : ""; | |
} | |
} | |
} | |
return this; | |
}, | |
toggleClass: function( value, stateVal ) { | |
var type = typeof value, | |
isBool = typeof stateVal === "boolean"; | |
if ( jQuery.isFunction( value ) ) { | |
return this.each(function( i ) { | |
jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal ); | |
}); | |
} | |
return this.each(function() { | |
if ( type === "string" ) { | |
// toggle individual class names | |
var className, | |
i = 0, | |
self = jQuery( this ), | |
state = stateVal, | |
classNames = value.split( core_rspace ); | |
while ( (className = classNames[ i++ ]) ) { | |
// check each className given, space separated list | |
state = isBool ? state : !self.hasClass( className ); | |
self[ state ? "addClass" : "removeClass" ]( className ); | |
} | |
} else if ( type === "undefined" || type === "boolean" ) { | |
if ( this.className ) { | |
// store className if set | |
jQuery._data( this, "__className__", this.className ); | |
} | |
// toggle whole className | |
this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || ""; | |
} | |
}); | |
}, | |
hasClass: function( selector ) { | |
var className = " " + selector + " ", | |
i = 0, | |
l = this.length; | |
for ( ; i < l; i++ ) { | |
if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) > -1 ) { | |
return true; | |
} | |
} | |
return false; | |
}, | |
val: function( value ) { | |
var hooks, ret, isFunction, | |
elem = this[0]; | |
if ( !arguments.length ) { | |
if ( elem ) { | |
hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; | |
if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { | |
return ret; | |
} | |
ret = elem.value; | |
return typeof ret === "string" ? | |
// handle most common string cases | |
ret.replace(rreturn, "") : | |
// handle cases where value is null/undef or number | |
ret == null ? "" : ret; | |
} | |
return; | |
} | |
isFunction = jQuery.isFunction( value ); | |
return this.each(function( i ) { | |
var val, | |
self = jQuery(this); | |
if ( this.nodeType !== 1 ) { | |
return; | |
} | |
if ( isFunction ) { | |
val = value.call( this, i, self.val() ); | |
} else { | |
val = value; | |
} | |
// Treat null/undefined as ""; convert numbers to string | |
if ( val == null ) { | |
val = ""; | |
} else if ( typeof val === "number" ) { | |
val += ""; | |
} else if ( jQuery.isArray( val ) ) { | |
val = jQuery.map(val, function ( value ) { | |
return value == null ? "" : value + ""; | |
}); | |
} | |
hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; | |
// If set returns undefined, fall back to normal setting | |
if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { | |
this.value = val; | |
} | |
}); | |
} | |
}); | |
jQuery.extend({ | |
valHooks: { | |
option: { | |
get: function( elem ) { | |
// attributes.value is undefined in Blackberry 4.7 but | |
// uses .value. See #6932 | |
var val = elem.attributes.value; | |
return !val || val.specified ? elem.value : elem.text; | |
} | |
}, | |
select: { | |
get: function( elem ) { | |
var value, i, max, option, | |
index = elem.selectedIndex, | |
values = [], | |
options = elem.options, | |
one = elem.type === "select-one"; | |
// Nothing was selected | |
if ( index < 0 ) { | |
return null; | |
} | |
// Loop through all the selected options | |
i = one ? index : 0; | |
max = one ? index + 1 : options.length; | |
for ( ; i < max; i++ ) { | |
option = options[ i ]; | |
// Don't return options that are disabled or in a disabled optgroup | |
if ( option.selected && (jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null) && | |
(!option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" )) ) { | |
// Get the specific value for the option | |
value = jQuery( option ).val(); | |
// We don't need an array for one selects | |
if ( one ) { | |
return value; | |
} | |
// Multi-Selects return an array | |
values.push( value ); | |
} | |
} | |
// Fixes Bug #2551 -- select.val() broken in IE after form.reset() | |
if ( one && !values.length && options.length ) { | |
return jQuery( options[ index ] ).val(); | |
} | |
return values; | |
}, | |
set: function( elem, value ) { | |
var values = jQuery.makeArray( value ); | |
jQuery(elem).find("option").each(function() { | |
this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0; | |
}); | |
if ( !values.length ) { | |
elem.selectedIndex = -1; | |
} | |
return values; | |
} | |
} | |
}, | |
// Unused in 1.8, left in so attrFn-stabbers won't die; remove in 1.9 | |
attrFn: {}, | |
attr: function( elem, name, value, pass ) { | |
var ret, hooks, notxml, | |
nType = elem.nodeType; | |
// don't get/set attributes on text, comment and attribute nodes | |
if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { | |
return; | |
} | |
if ( pass && jQuery.isFunction( jQuery.fn[ name ] ) ) { | |
return jQuery( elem )[ name ]( value ); | |
} | |
// Fallback to prop when attributes are not supported | |
if ( typeof elem.getAttribute === "undefined" ) { | |
return jQuery.prop( elem, name, value ); | |
} | |
notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); | |
// All attributes are lowercase | |
// Grab necessary hook if one is defined | |
if ( notxml ) { | |
name = name.toLowerCase(); | |
hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook ); | |
} | |
if ( value !== undefined ) { | |
if ( value === null ) { | |
jQuery.removeAttr( elem, name ); | |
return; | |
} else if ( hooks && "set" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) { | |
return ret; | |
} else { | |
elem.setAttribute( name, "" + value ); | |
return value; | |
} | |
} else if ( hooks && "get" in hooks && notxml && (ret = hooks.get( elem, name )) !== null ) { | |
return ret; | |
} else { | |
ret = elem.getAttribute( name ); | |
// Non-existent attributes return null, we normalize to undefined | |
return ret === null ? | |
undefined : | |
ret; | |
} | |
}, | |
removeAttr: function( elem, value ) { | |
var propName, attrNames, name, isBool, | |
i = 0; | |
if ( value && elem.nodeType === 1 ) { | |
attrNames = value.split( core_rspace ); | |
for ( ; i < attrNames.length; i++ ) { | |
name = attrNames[ i ]; | |
if ( name ) { | |
propName = jQuery.propFix[ name ] || name; | |
isBool = rboolean.test( name ); | |
// See #9699 for explanation of this approach (setting first, then removal) | |
// Do not do this for boolean attributes (see #10870) | |
if ( !isBool ) { | |
jQuery.attr( elem, name, "" ); | |
} | |
elem.removeAttribute( getSetAttribute ? name : propName ); | |
// Set corresponding property to false for boolean attributes | |
if ( isBool && propName in elem ) { | |
elem[ propName ] = false; | |
} | |
} | |
} | |
} | |
}, | |
attrHooks: { | |
type: { | |
set: function( elem, value ) { | |
// We can't allow the type property to be changed (since it causes problems in IE) | |
if ( rtype.test( elem.nodeName ) && elem.parentNode ) { | |
jQuery.error( "type property can't be changed" ); | |
} else if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) { | |
// Setting the type on a radio button after the value resets the value in IE6-9 | |
// Reset value to it's default in case type is set after value | |
// This is for element creation | |
var val = elem.value; | |
elem.setAttribute( "type", value ); | |
if ( val ) { | |
elem.value = val; | |
} | |
return value; | |
} | |
} | |
}, | |
// Use the value property for back compat | |
// Use the nodeHook for button elements in IE6/7 (#1954) | |
value: { | |
get: function( elem, name ) { | |
if ( nodeHook && jQuery.nodeName( elem, "button" ) ) { | |
return nodeHook.get( elem, name ); | |
} | |
return name in elem ? | |
elem.value : | |
null; | |
}, | |
set: function( elem, value, name ) { | |
if ( nodeHook && jQuery.nodeName( elem, "button" ) ) { | |
return nodeHook.set( elem, value, name ); | |
} | |
// Does not return so that setAttribute is also used | |
elem.value = value; | |
} | |
} | |
}, | |
propFix: { | |
tabindex: "tabIndex", | |
readonly: "readOnly", | |
"for": "htmlFor", | |
"class": "className", | |
maxlength: "maxLength", | |
cellspacing: "cellSpacing", | |
cellpadding: "cellPadding", | |
rowspan: "rowSpan", | |
colspan: "colSpan", | |
usemap: "useMap", | |
frameborder: "frameBorder", | |
contenteditable: "contentEditable" | |
}, | |
prop: function( elem, name, value ) { | |
var ret, hooks, notxml, | |
nType = elem.nodeType; | |
// don't get/set properties on text, comment and attribute nodes | |
if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { | |
return; | |
} | |
notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); | |
if ( notxml ) { | |
// Fix name and attach hooks | |
name = jQuery.propFix[ name ] || name; | |
hooks = jQuery.propHooks[ name ]; | |
} | |
if ( value !== undefined ) { | |
if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { | |
return ret; | |
} else { | |
return ( elem[ name ] = value ); | |
} | |
} else { | |
if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { | |
return ret; | |
} else { | |
return elem[ name ]; | |
} | |
} | |
}, | |
propHooks: { | |
tabIndex: { | |
get: function( elem ) { | |
// elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set | |
// http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ | |
var attributeNode = elem.getAttributeNode("tabindex"); | |
return attributeNode && attributeNode.specified ? | |
parseInt( attributeNode.value, 10 ) : | |
rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? | |
0 : | |
undefined; | |
} | |
} | |
} | |
}); | |
// Hook for boolean attributes | |
boolHook = { | |
get: function( elem, name ) { | |
// Align boolean attributes with corresponding properties | |
// Fall back to attribute presence where some booleans are not supported | |
var attrNode, | |
property = jQuery.prop( elem, name ); | |
return property === true || typeof property !== "boolean" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ? | |
name.toLowerCase() : | |
undefined; | |
}, | |
set: function( elem, value, name ) { | |
var propName; | |
if ( value === false ) { | |
// Remove boolean attributes when set to false | |
jQuery.removeAttr( elem, name ); | |
} else { | |
// value is true since we know at this point it's type boolean and not false | |
// Set boolean attributes to the same name and set the DOM property | |
propName = jQuery.propFix[ name ] || name; | |
if ( propName in elem ) { | |
// Only set the IDL specifically if it already exists on the element | |
elem[ propName ] = true; | |
} | |
elem.setAttribute( name, name.toLowerCase() ); | |
} | |
return name; | |
} | |
}; | |
// IE6/7 do not support getting/setting some attributes with get/setAttribute | |
if ( !getSetAttribute ) { | |
fixSpecified = { | |
name: true, | |
id: true, | |
coords: true | |
}; | |
// Use this for any attribute in IE6/7 | |
// This fixes almost every IE6/7 issue | |
nodeHook = jQuery.valHooks.button = { | |
get: function( elem, name ) { | |
var ret; | |
ret = elem.getAttributeNode( name ); | |
return ret && ( fixSpecified[ name ] ? ret.value !== "" : ret.specified ) ? | |
ret.value : | |
undefined; | |
}, | |
set: function( elem, value, name ) { | |
// Set the existing or create a new attribute node | |
var ret = elem.getAttributeNode( name ); | |
if ( !ret ) { | |
ret = document.createAttribute( name ); | |
elem.setAttributeNode( ret ); | |
} | |
return ( ret.value = value + "" ); | |
} | |
}; | |
// Set width and height to auto instead of 0 on empty string( Bug #8150 ) | |
// This is for removals | |
jQuery.each([ "width", "height" ], function( i, name ) { | |
jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { | |
set: function( elem, value ) { | |
if ( value === "" ) { | |
elem.setAttribute( name, "auto" ); | |
return value; | |
} | |
} | |
}); | |
}); | |
// Set contenteditable to false on removals(#10429) | |
// Setting to empty string throws an error as an invalid value | |
jQuery.attrHooks.contenteditable = { | |
get: nodeHook.get, | |
set: function( elem, value, name ) { | |
if ( value === "" ) { | |
value = "false"; | |
} | |
nodeHook.set( elem, value, name ); | |
} | |
}; | |
} | |
// Some attributes require a special call on IE | |
if ( !jQuery.support.hrefNormalized ) { | |
jQuery.each([ "href", "src", "width", "height" ], function( i, name ) { | |
jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { | |
get: function( elem ) { | |
var ret = elem.getAttribute( name, 2 ); | |
return ret === null ? undefined : ret; | |
} | |
}); | |
}); | |
} | |
if ( !jQuery.support.style ) { | |
jQuery.attrHooks.style = { | |
get: function( elem ) { | |
// Return undefined in the case of empty string | |
// Normalize to lowercase since IE uppercases css property names | |
return elem.style.cssText.toLowerCase() || undefined; | |
}, | |
set: function( elem, value ) { | |
return ( elem.style.cssText = "" + value ); | |
} | |
}; | |
} | |
// Safari mis-reports the default selected property of an option | |
// Accessing the parent's selectedIndex property fixes it | |
if ( !jQuery.support.optSelected ) { | |
jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, { | |
get: function( elem ) { | |
var parent = elem.parentNode; | |
if ( parent ) { | |
parent.selectedIndex; | |
// Make sure that it also works with optgroups, see #5701 | |
if ( parent.parentNode ) { | |
parent.parentNode.selectedIndex; | |
} | |
} | |
return null; | |
} | |
}); | |
} | |
// IE6/7 call enctype encoding | |
if ( !jQuery.support.enctype ) { | |
jQuery.propFix.enctype = "encoding"; | |
} | |
// Radios and checkboxes getter/setter | |
if ( !jQuery.support.checkOn ) { | |
jQuery.each([ "radio", "checkbox" ], function() { | |
jQuery.valHooks[ this ] = { | |
get: function( elem ) { | |
// Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified | |
return elem.getAttribute("value") === null ? "on" : elem.value; | |
} | |
}; | |
}); | |
} | |
jQuery.each([ "radio", "checkbox" ], function() { | |
jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], { | |
set: function( elem, value ) { | |
if ( jQuery.isArray( value ) ) { | |
return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 ); | |
} | |
} | |
}); | |
}); | |
var rformElems = /^(?:textarea|input|select)$/i, | |
rtypenamespace = /^([^\.]*|)(?:\.(.+)|)$/, | |
rhoverHack = /(?:^|\s)hover(\.\S+|)\b/, | |
rkeyEvent = /^key/, | |
rmouseEvent = /^(?:mouse|contextmenu)|click/, | |
rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, | |
hoverHack = function( events ) { | |
return jQuery.event.special.hover ? events : events.replace( rhoverHack, "mouseenter$1 mouseleave$1" ); | |
}; | |
/* | |
* Helper functions for managing events -- not part of the public interface. | |
* Props to Dean Edwards' addEvent library for many of the ideas. | |
*/ | |
jQuery.event = { | |
add: function( elem, types, handler, data, selector ) { | |
var elemData, eventHandle, events, | |
t, tns, type, namespaces, handleObj, | |
handleObjIn, handlers, special; | |
// Don't attach events to noData or text/comment nodes (allow plain objects tho) | |
if ( elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data( elem )) ) { | |
return; | |
} | |
// Caller can pass in an object of custom data in lieu of the handler | |
if ( handler.handler ) { | |
handleObjIn = handler; | |
handler = handleObjIn.handler; | |
selector = handleObjIn.selector; | |
} | |
// Make sure that the handler has a unique ID, used to find/remove it later | |
if ( !handler.guid ) { | |
handler.guid = jQuery.guid++; | |
} | |
// Init the element's event structure and main handler, if this is the first | |
events = elemData.events; | |
if ( !events ) { | |
elemData.events = events = {}; | |
} | |
eventHandle = elemData.handle; | |
if ( !eventHandle ) { | |
elemData.handle = eventHandle = function( e ) { | |
// Discard the second event of a jQuery.event.trigger() and | |
// when an event is called after a page has unloaded | |
return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ? | |
jQuery.event.dispatch.apply( eventHandle.elem, arguments ) : | |
undefined; | |
}; | |
// Add elem as a property of the handle fn to prevent a memory leak with IE non-native events | |
eventHandle.elem = elem; | |
} | |
// Handle multiple events separated by a space | |
// jQuery(...).bind("mouseover mouseout", fn); | |
types = jQuery.trim( hoverHack(types) ).split( " " ); | |
for ( t = 0; t < types.length; t++ ) { | |
tns = rtypenamespace.exec( types[t] ) || []; | |
type = tns[1]; | |
namespaces = ( tns[2] || "" ).split( "." ).sort(); | |
// If event changes its type, use the special event handlers for the changed type | |
special = jQuery.event.special[ type ] || {}; | |
// If selector defined, determine special event api type, otherwise given type | |
type = ( selector ? special.delegateType : special.bindType ) || type; | |
// Update special based on newly reset type | |
special = jQuery.event.special[ type ] || {}; | |
// handleObj is passed to all event handlers | |
handleObj = jQuery.extend({ | |
type: type, | |
origType: tns[1], | |
data: data, | |
handler: handler, | |
guid: handler.guid, | |
selector: selector, | |
namespace: namespaces.join(".") | |
}, handleObjIn ); | |
// Init the event handler queue if we're the first | |
handlers = events[ type ]; | |
if ( !handlers ) { | |
handlers = events[ type ] = []; | |
handlers.delegateCount = 0; | |
// Only use addEventListener/attachEvent if the special events handler returns false | |
if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { | |
// Bind the global event handler to the element | |
if ( elem.addEventListener ) { | |
elem.addEventListener( type, eventHandle, false ); | |
} else if ( elem.attachEvent ) { | |
elem.attachEvent( "on" + type, eventHandle ); | |
} | |
} | |
} | |
if ( special.add ) { | |
special.add.call( elem, handleObj ); | |
if ( !handleObj.handler.guid ) { | |
handleObj.handler.guid = handler.guid; | |
} | |
} | |
// Add to the element's handler list, delegates in front | |
if ( selector ) { | |
handlers.splice( handlers.delegateCount++, 0, handleObj ); | |
} else { | |
handlers.push( handleObj ); | |
} | |
// Keep track of which events have ever been used, for event optimization | |
jQuery.event.global[ type ] = true; | |
} | |
// Nullify elem to prevent memory leaks in IE | |
elem = null; | |
}, | |
global: {}, | |
// Detach an event or set of events from an element | |
remove: function( elem, types, handler, selector, mappedTypes ) { | |
var t, tns, type, origType, namespaces, origCount, | |
j, events, special, eventType, handleObj, | |
elemData = jQuery.hasData( elem ) && jQuery._data( elem ); | |
if ( !elemData || !(events = elemData.events) ) { | |
return; | |
} | |
// Once for each type.namespace in types; type may be omitted | |
types = jQuery.trim( hoverHack( types || "" ) ).split(" "); | |
for ( t = 0; t < types.length; t++ ) { | |
tns = rtypenamespace.exec( types[t] ) || []; | |
type = origType = tns[1]; | |
namespaces = tns[2]; | |
// Unbind all events (on this namespace, if provided) for the element | |
if ( !type ) { | |
for ( type in events ) { | |
jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); | |
} | |
continue; | |
} | |
special = jQuery.event.special[ type ] || {}; | |
type = ( selector? special.delegateType : special.bindType ) || type; | |
eventType = events[ type ] || []; | |
origCount = eventType.length; | |
namespaces = namespaces ? new RegExp("(^|\\.)" + namespaces.split(".").sort().join("\\.(?:.*\\.|)") + "(\\.|$)") : null; | |
// Remove matching events | |
for ( j = 0; j < eventType.length; j++ ) { | |
handleObj = eventType[ j ]; | |
if ( ( mappedTypes || origType === handleObj.origType ) && | |
( !handler || handler.guid === handleObj.guid ) && | |
( !namespaces || namespaces.test( handleObj.namespace ) ) && | |
( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { | |
eventType.splice( j--, 1 ); | |
if ( handleObj.selector ) { | |
eventType.delegateCount--; | |
} | |
if ( special.remove ) { | |
special.remove.call( elem, handleObj ); | |
} | |
} | |
} | |
// Remove generic event handler if we removed something and no more handlers exist | |
// (avoids potential for endless recursion during removal of special event handlers) | |
if ( eventType.length === 0 && origCount !== eventType.length ) { | |
if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { | |
jQuery.removeEvent( elem, type, elemData.handle ); | |
} | |
delete events[ type ]; | |
} | |
} | |
// Remove the expando if it's no longer used | |
if ( jQuery.isEmptyObject( events ) ) { | |
delete elemData.handle; | |
// removeData also checks for emptiness and clears the expando if empty | |
// so use it instead of delete | |
jQuery.removeData( elem, "events", true ); | |
} | |
}, | |
// Events that are safe to short-circuit if no handlers are attached. | |
// Native DOM events should not be added, they may have inline handlers. | |
customEvent: { | |
"getData": true, | |
"setData": true, | |
"changeData": true | |
}, | |
trigger: function( event, data, elem, onlyHandlers ) { | |
// Don't do events on text and comment nodes | |
if ( elem && (elem.nodeType === 3 || elem.nodeType === 8) ) { | |
return; | |
} | |
// Event object or event type | |
var cache, exclusive, i, cur, old, ontype, special, handle, eventPath, bubbleType, | |
type = event.type || event, | |
namespaces = []; | |
// focus/blur morphs to focusin/out; ensure we're not firing them right now | |
if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { | |
return; | |
} | |
if ( type.indexOf( "!" ) >= 0 ) { | |
// Exclusive events trigger only for the exact event (no namespaces) | |
type = type.slice(0, -1); | |
exclusive = true; | |
} | |
if ( type.indexOf( "." ) >= 0 ) { | |
// Namespaced trigger; create a regexp to match event type in handle() | |
namespaces = type.split("."); | |
type = namespaces.shift(); | |
namespaces.sort(); | |
} | |
if ( (!elem || jQuery.event.customEvent[ type ]) && !jQuery.event.global[ type ] ) { | |
// No jQuery handlers for this event type, and it can't have inline handlers | |
return; | |
} | |
// Caller can pass in an Event, Object, or just an event type string | |
event = typeof event === "object" ? | |
// jQuery.Event object | |
event[ jQuery.expando ] ? event : | |
// Object literal | |
new jQuery.Event( type, event ) : | |
// Just the event type (string) | |
new jQuery.Event( type ); | |
event.type = type; | |
event.isTrigger = true; | |
event.exclusive = exclusive; | |
event.namespace = namespaces.join( "." ); | |
event.namespace_re = event.namespace? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") : null; | |
ontype = type.indexOf( ":" ) < 0 ? "on" + type : ""; | |
// Handle a global trigger | |
if ( !elem ) { | |
// TODO: Stop taunting the data cache; remove global events and always attach to document | |
cache = jQuery.cache; | |
for ( i in cache ) { | |
if ( cache[ i ].events && cache[ i ].events[ type ] ) { | |
jQuery.event.trigger( event, data, cache[ i ].handle.elem, true ); | |
} | |
} | |
return; | |
} | |
// Clean up the event in case it is being reused | |
event.result = undefined; | |
if ( !event.target ) { | |
event.target = elem; | |
} | |
// Clone any incoming data and prepend the event, creating the handler arg list | |
data = data != null ? jQuery.makeArray( data ) : []; | |
data.unshift( event ); | |
// Allow special events to draw outside the lines | |
special = jQuery.event.special[ type ] || {}; | |
if ( special.trigger && special.trigger.apply( elem, data ) === false ) { | |
return; | |
} | |
// Determine event propagation path in advance, per W3C events spec (#9951) | |
// Bubble up to document, then to window; watch for a global ownerDocument var (#9724) | |
eventPath = [[ elem, special.bindType || type ]]; | |
if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { | |
bubbleType = special.delegateType || type; | |
cur = rfocusMorph.test( bubbleType + type ) ? elem : elem.parentNode; | |
for ( old = elem; cur; cur = cur.parentNode ) { | |
eventPath.push([ cur, bubbleType ]); | |
old = cur; | |
} | |
// Only add window if we got to document (e.g., not plain obj or detached DOM) | |
if ( old === (elem.ownerDocument || document) ) { | |
eventPath.push([ old.defaultView || old.parentWindow || window, bubbleType ]); | |
} | |
} | |
// Fire handlers on the event path | |
for ( i = 0; i < eventPath.length && !event.isPropagationStopped(); i++ ) { | |
cur = eventPath[i][0]; | |
event.type = eventPath[i][1]; | |
handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" ); | |
if ( handle ) { | |
handle.apply( cur, data ); | |
} | |
// Note that this is a bare JS function and not a jQuery handler | |
handle = ontype && cur[ ontype ]; | |
if ( handle && jQuery.acceptData( cur ) && handle.apply( cur, data ) === false ) { | |
event.preventDefault(); | |
} | |
} | |
event.type = type; | |
// If nobody prevented the default action, do it now | |
if ( !onlyHandlers && !event.isDefaultPrevented() ) { | |
if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) && | |
!(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) { | |
// Call a native DOM method on the target with the same name name as the event. | |
// Can't use an .isFunction() check here because IE6/7 fails that test. | |
// Don't do default actions on window, that's where global variables be (#6170) | |
// IE<9 dies on focus/blur to hidden element (#1486) | |
if ( ontype && elem[ type ] && ((type !== "focus" && type !== "blur") || event.target.offsetWidth !== 0) && !jQuery.isWindow( elem ) ) { | |
// Don't re-trigger an onFOO event when we call its FOO() method | |
old = elem[ ontype ]; | |
if ( old ) { | |
elem[ ontype ] = null; | |
} | |
// Prevent re-triggering of the same event, since we already bubbled it above | |
jQuery.event.triggered = type; | |
elem[ type ](); | |
jQuery.event.triggered = undefined; | |
if ( old ) { | |
elem[ ontype ] = old; | |
} | |
} | |
} | |
} | |
return event.result; | |
}, | |
dispatch: function( event ) { | |
// Make a writable jQuery.Event from the native event object | |
event = jQuery.event.fix( event || window.event ); | |
var i, j, cur, ret, selMatch, matched, matches, handleObj, sel, related, | |
handlers = ( (jQuery._data( this, "events" ) || {} )[ event.type ] || []), | |
delegateCount = handlers.delegateCount, | |
args = [].slice.call( arguments ), | |
run_all = !event.exclusive && !event.namespace, | |
special = jQuery.event.special[ event.type ] || {}, | |
handlerQueue = []; | |
// Use the fix-ed jQuery.Event rather than the (read-only) native event | |
args[0] = event; | |
event.delegateTarget = this; | |
// Call the preDispatch hook for the mapped type, and let it bail if desired | |
if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { | |
return; | |
} | |
// Determine handlers that should run if there are delegated events | |
// Avoid non-left-click bubbling in Firefox (#3861) | |
if ( delegateCount && !(event.button && event.type === "click") ) { | |
for ( cur = event.target; cur != this; cur = cur.parentNode || this ) { | |
// Don't process clicks (ONLY) on disabled elements (#6911, #8165, #11382, #11764) | |
if ( cur.disabled !== true || event.type !== "click" ) { | |
selMatch = {}; | |
matches = []; | |
for ( i = 0; i < delegateCount; i++ ) { | |
handleObj = handlers[ i ]; | |
sel = handleObj.selector; | |
if ( selMatch[ sel ] === undefined ) { | |
selMatch[ sel ] = jQuery( sel, this ).index( cur ) >= 0; | |
} | |
if ( selMatch[ sel ] ) { | |
matches.push( handleObj ); | |
} | |
} | |
if ( matches.length ) { | |
handlerQueue.push({ elem: cur, matches: matches }); | |
} | |
} | |
} | |
} | |
// Add the remaining (directly-bound) handlers | |
if ( handlers.length > delegateCount ) { | |
handlerQueue.push({ elem: this, matches: handlers.slice( delegateCount ) }); | |
} | |
// Run delegates first; they may want to stop propagation beneath us | |
for ( i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++ ) { | |
matched = handlerQueue[ i ]; | |
event.currentTarget = matched.elem; | |
for ( j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++ ) { | |
handleObj = matched.matches[ j ]; | |
// Triggered event must either 1) be non-exclusive and have no namespace, or | |
// 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). | |
if ( run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) { | |
event.data = handleObj.data; | |
event.handleObj = handleObj; | |
ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) | |
.apply( matched.elem, args ); | |
if ( ret !== undefined ) { | |
event.result = ret; | |
if ( ret === false ) { | |
event.preventDefault(); | |
event.stopPropagation(); | |
} | |
} | |
} | |
} | |
} | |
// Call the postDispatch hook for the mapped type | |
if ( special.postDispatch ) { | |
special.postDispatch.call( this, event ); | |
} | |
return event.result; | |
}, | |
// Includes some event props shared by KeyEvent and MouseEvent | |
// *** attrChange attrName relatedNode srcElement are not normalized, non-W3C, deprecated, will be removed in 1.8 *** | |
props: "attrChange attrName relatedNode srcElement altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), | |
fixHooks: {}, | |
keyHooks: { | |
props: "char charCode key keyCode".split(" "), | |
filter: function( event, original ) { | |
// Add which for key events | |
if ( event.which == null ) { | |
event.which = original.charCode != null ? original.charCode : original.keyCode; | |
} | |
return event; | |
} | |
}, | |
mouseHooks: { | |
props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "), | |
filter: function( event, original ) { | |
var eventDoc, doc, body, | |
button = original.button, | |
fromElement = original.fromElement; | |
// Calculate pageX/Y if missing and clientX/Y available | |
if ( event.pageX == null && original.clientX != null ) { | |
eventDoc = event.target.ownerDocument || document; | |
doc = eventDoc.documentElement; | |
body = eventDoc.body; | |
event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); | |
event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); | |
} | |
// Add relatedTarget, if necessary | |
if ( !event.relatedTarget && fromElement ) { | |
event.relatedTarget = fromElement === event.target ? original.toElement : fromElement; | |
} | |
// Add which for click: 1 === left; 2 === middle; 3 === right | |
// Note: button is not normalized, so don't use it | |
if ( !event.which && button !== undefined ) { | |
event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); | |
} | |
return event; | |
} | |
}, | |
fix: function( event ) { | |
if ( event[ jQuery.expando ] ) { | |
return event; | |
} | |
// Create a writable copy of the event object and normalize some properties | |
var i, prop, | |
originalEvent = event, | |
fixHook = jQuery.event.fixHooks[ event.type ] || {}, | |
copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; | |
event = jQuery.Event( originalEvent ); | |
for ( i = copy.length; i; ) { | |
prop = copy[ --i ]; | |
event[ prop ] = originalEvent[ prop ]; | |
} | |
// Fix target property, if necessary (#1925, IE 6/7/8 & Safari2) | |
if ( !event.target ) { | |
event.target = originalEvent.srcElement || document; | |
} | |
// Target should not be a text node (#504, Safari) | |
if ( event.target.nodeType === 3 ) { | |
event.target = event.target.parentNode; | |
} | |
// For mouse/key events, metaKey==false if it's undefined (#3368, #11328; IE6/7/8) | |
event.metaKey = !!event.metaKey; | |
return fixHook.filter? fixHook.filter( event, originalEvent ) : event; | |
}, | |
special: { | |
load: { | |
// Prevent triggered image.load events from bubbling to window.load | |
noBubble: true | |
}, | |
focus: { | |
delegateType: "focusin" | |
}, | |
blur: { | |
delegateType: "focusout" | |
}, | |
beforeunload: { | |
setup: function( data, namespaces, eventHandle ) { | |
// We only want to do this special case on windows | |
if ( jQuery.isWindow( this ) ) { | |
this.onbeforeunload = eventHandle; | |
} | |
}, | |
teardown: function( namespaces, eventHandle ) { | |
if ( this.onbeforeunload === eventHandle ) { | |
this.onbeforeunload = null; | |
} | |
} | |
} | |
}, | |
simulate: function( type, elem, event, bubble ) { | |
// Piggyback on a donor event to simulate a different one. | |
// Fake originalEvent to avoid donor's stopPropagation, but if the | |
// simulated event prevents default then we do the same on the donor. | |
var e = jQuery.extend( | |
new jQuery.Event(), | |
event, | |
{ type: type, | |
isSimulated: true, | |
originalEvent: {} | |
} | |
); | |
if ( bubble ) { | |
jQuery.event.trigger( e, null, elem ); | |
} else { | |
jQuery.event.dispatch.call( elem, e ); | |
} | |
if ( e.isDefaultPrevented() ) { | |
event.preventDefault(); | |
} | |
} | |
}; | |
// Some plugins are using, but it's undocumented/deprecated and will be removed. | |
// The 1.7 special event interface should provide all the hooks needed now. | |
jQuery.event.handle = jQuery.event.dispatch; | |
jQuery.removeEvent = document.removeEventListener ? | |
function( elem, type, handle ) { | |
if ( elem.removeEventListener ) { | |
elem.removeEventListener( type, handle, false ); | |
} | |
} : | |
function( elem, type, handle ) { | |
var name = "on" + type; | |
if ( elem.detachEvent ) { | |
// #8545, #7054, preventing memory leaks for custom events in IE6-8 – | |
// detachEvent needed property on element, by name of that event, to properly expose it to GC | |
if ( typeof elem[ name ] === "undefined" ) { | |
elem[ name ] = null; | |
} | |
elem.detachEvent( name, handle ); | |
} | |
}; | |
jQuery.Event = function( src, props ) { | |
// Allow instantiation without the 'new' keyword | |
if ( !(this instanceof jQuery.Event) ) { | |
return new jQuery.Event( src, props ); | |
} | |
// Event object | |
if ( src && src.type ) { | |
this.originalEvent = src; | |
this.type = src.type; | |
// Events bubbling up the document may have been marked as prevented | |
// by a handler lower down the tree; reflect the correct value. | |
this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false || | |
src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse; | |
// Event type | |
} else { | |
this.type = src; | |
} | |
// Put explicitly provided properties onto the event object | |
if ( props ) { | |
jQuery.extend( this, props ); | |
} | |
// Create a timestamp if incoming event doesn't have one | |
this.timeStamp = src && src.timeStamp || jQuery.now(); | |
// Mark it as fixed | |
this[ jQuery.expando ] = true; | |
}; | |
function returnFalse() { | |
return false; | |
} | |
function returnTrue() { | |
return true; | |
} | |
// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding | |
// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html | |
jQuery.Event.prototype = { | |
preventDefault: function() { | |
this.isDefaultPrevented = returnTrue; | |
var e = this.originalEvent; | |
if ( !e ) { | |
return; | |
} | |
// if preventDefault exists run it on the original event | |
if ( e.preventDefault ) { | |
e.preventDefault(); | |
// otherwise set the returnValue property of the original event to false (IE) | |
} else { | |
e.returnValue = false; | |
} | |
}, | |
stopPropagation: function() { | |
this.isPropagationStopped = returnTrue; | |
var e = this.originalEvent; | |
if ( !e ) { | |
return; | |
} | |
// if stopPropagation exists run it on the original event | |
if ( e.stopPropagation ) { | |
e.stopPropagation(); | |
} | |
// otherwise set the cancelBubble property of the original event to true (IE) | |
e.cancelBubble = true; | |
}, | |
stopImmediatePropagation: function() { | |
this.isImmediatePropagationStopped = returnTrue; | |
this.stopPropagation(); | |
}, | |
isDefaultPrevented: returnFalse, | |
isPropagationStopped: returnFalse, | |
isImmediatePropagationStopped: returnFalse | |
}; | |
// Create mouseenter/leave events using mouseover/out and event-time checks | |
jQuery.each({ | |
mouseenter: "mouseover", | |
mouseleave: "mouseout" | |
}, function( orig, fix ) { | |
jQuery.event.special[ orig ] = { | |
delegateType: fix, | |
bindType: fix, | |
handle: function( event ) { | |
var ret, | |
target = this, | |
related = event.relatedTarget, | |
handleObj = event.handleObj, | |
selector = handleObj.selector; | |
// For mousenter/leave call the handler if related is outside the target. | |
// NB: No relatedTarget if the mouse left/entered the browser window | |
if ( !related || (related !== target && !jQuery.contains( target, related )) ) { | |
event.type = handleObj.origType; | |
ret = handleObj.handler.apply( this, arguments ); | |
event.type = fix; | |
} | |
return ret; | |
} | |
}; | |
}); | |
// IE submit delegation | |
if ( !jQuery.support.submitBubbles ) { | |
jQuery.event.special.submit = { | |
setup: function() { | |
// Only need this for delegated form submit events | |
if ( jQuery.nodeName( this, "form" ) ) { | |
return false; | |
} | |
// Lazy-add a submit handler when a descendant form may potentially be submitted | |
jQuery.event.add( this, "click._submit keypress._submit", function( e ) { | |
// Node name check avoids a VML-related crash in IE (#9807) | |
var elem = e.target, | |
form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined; | |
if ( form && !jQuery._data( form, "_submit_attached" ) ) { | |
jQuery.event.add( form, "submit._submit", function( event ) { | |
event._submit_bubble = true; | |
}); | |
jQuery._data( form, "_submit_attached", true ); | |
} | |
}); | |
// return undefined since we don't need an event listener | |
}, | |
postDispatch: function( event ) { | |
// If form was submitted by the user, bubble the event up the tree | |
if ( event._submit_bubble ) { | |
delete event._submit_bubble; | |
if ( this.parentNode && !event.isTrigger ) { | |
jQuery.event.simulate( "submit", this.parentNode, event, true ); | |
} | |
} | |
}, | |
teardown: function() { | |
// Only need this for delegated form submit events | |
if ( jQuery.nodeName( this, "form" ) ) { | |
return false; | |
} | |
// Remove delegated handlers; cleanData eventually reaps submit handlers attached above | |
jQuery.event.remove( this, "._submit" ); | |
} | |
}; | |
} | |
// IE change delegation and checkbox/radio fix | |
if ( !jQuery.support.changeBubbles ) { | |
jQuery.event.special.change = { | |
setup: function() { | |
if ( rformElems.test( this.nodeName ) ) { | |
// IE doesn't fire change on a check/radio until blur; trigger it on click | |
// after a propertychange. Eat the blur-change in special.change.handle. | |
// This still fires onchange a second time for check/radio after blur. | |
if ( this.type === "checkbox" || this.type === "radio" ) { | |
jQuery.event.add( this, "propertychange._change", function( event ) { | |
if ( event.originalEvent.propertyName === "checked" ) { | |
this._just_changed = true; | |
} | |
}); | |
jQuery.event.add( this, "click._change", function( event ) { | |
if ( this._just_changed && !event.isTrigger ) { | |
this._just_changed = false; | |
} | |
// Allow triggered, simulated change events (#11500) | |
jQuery.event.simulate( "change", this, event, true ); | |
}); | |
} | |
return false; | |
} | |
// Delegated event; lazy-add a change handler on descendant inputs | |
jQuery.event.add( this, "beforeactivate._change", function( e ) { | |
var elem = e.target; | |
if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "_change_attached" ) ) { | |
jQuery.event.add( elem, "change._change", function( event ) { | |
if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { | |
jQuery.event.simulate( "change", this.parentNode, event, true ); | |
} | |
}); | |
jQuery._data( elem, "_change_attached", true ); | |
} | |
}); | |
}, | |
handle: function( event ) { | |
var elem = event.target; | |
// Swallow native change events from checkbox/radio, we already triggered them above | |
if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) { | |
return event.handleObj.handler.apply( this, arguments ); | |
} | |
}, | |
teardown: function() { | |
jQuery.event.remove( this, "._change" ); | |
return !rformElems.test( this.nodeName ); | |
} | |
}; | |
} | |
// Create "bubbling" focus and blur events | |
if ( !jQuery.support.focusinBubbles ) { | |
jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { | |
// Attach a single capturing handler while someone wants focusin/focusout | |
var attaches = 0, | |
handler = function( event ) { | |
jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); | |
}; | |
jQuery.event.special[ fix ] = { | |
setup: function() { | |
if ( attaches++ === 0 ) { | |
document.addEventListener( orig, handler, true ); | |
} | |
}, | |
teardown: function() { | |
if ( --attaches === 0 ) { | |
document.removeEventListener( orig, handler, true ); | |
} | |
} | |
}; | |
}); | |
} | |
jQuery.fn.extend({ | |
on: function( types, selector, data, fn, /*INTERNAL*/ one ) { | |
var origFn, type; | |
// Types can be a map of types/handlers | |
if ( typeof types === "object" ) { | |
// ( types-Object, selector, data ) | |
if ( typeof selector !== "string" ) { // && selector != null | |
// ( types-Object, data ) | |
data = data || selector; | |
selector = undefined; | |
} | |
for ( type in types ) { | |
this.on( type, selector, data, types[ type ], one ); | |
} | |
return this; | |
} | |
if ( data == null && fn == null ) { | |
// ( types, fn ) | |
fn = selector; | |
data = selector = undefined; | |
} else if ( fn == null ) { | |
if ( typeof selector === "string" ) { | |
// ( types, selector, fn ) | |
fn = data; | |
data = undefined; | |
} else { | |
// ( types, data, fn ) | |
fn = data; | |
data = selector; | |
selector = undefined; | |
} | |
} | |
if ( fn === false ) { | |
fn = returnFalse; | |
} else if ( !fn ) { | |
return this; | |
} | |
if ( one === 1 ) { | |
origFn = fn; | |
fn = function( event ) { | |
// Can use an empty set, since event contains the info | |
jQuery().off( event ); | |
return origFn.apply( this, arguments ); | |
}; | |
// Use same guid so caller can remove using origFn | |
fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); | |
} | |
return this.each( function() { | |
jQuery.event.add( this, types, fn, data, selector ); | |
}); | |
}, | |
one: function( types, selector, data, fn ) { | |
return this.on( types, selector, data, fn, 1 ); | |
}, | |
off: function( types, selector, fn ) { | |
var handleObj, type; | |
if ( types && types.preventDefault && types.handleObj ) { | |
// ( event ) dispatched jQuery.Event | |
handleObj = types.handleObj; | |
jQuery( types.delegateTarget ).off( | |
handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, | |
handleObj.selector, | |
handleObj.handler | |
); | |
return this; | |
} | |
if ( typeof types === "object" ) { | |
// ( types-object [, selector] ) | |
for ( type in types ) { | |
this.off( type, selector, types[ type ] ); | |
} | |
return this; | |
} | |
if ( selector === false || typeof selector === "function" ) { | |
// ( types [, fn] ) | |
fn = selector; | |
selector = undefined; | |
} | |
if ( fn === false ) { | |
fn = returnFalse; | |
} | |
return this.each(function() { | |
jQuery.event.remove( this, types, fn, selector ); | |
}); | |
}, | |
bind: function( types, data, fn ) { | |
return this.on( types, null, data, fn ); | |
}, | |
unbind: function( types, fn ) { | |
return this.off( types, null, fn ); | |
}, | |
live: function( types, data, fn ) { | |
jQuery( this.context ).on( types, this.selector, data, fn ); | |
return this; | |
}, | |
die: function( types, fn ) { | |
jQuery( this.context ).off( types, this.selector || "**", fn ); | |
return this; | |
}, | |
delegate: function( selector, types, data, fn ) { | |
return this.on( types, selector, data, fn ); | |
}, | |
undelegate: function( selector, types, fn ) { | |
// ( namespace ) or ( selector, types [, fn] ) | |
return arguments.length == 1? this.off( selector, "**" ) : this.off( types, selector || "**", fn ); | |
}, | |
trigger: function( type, data ) { | |
return this.each(function() { | |
jQuery.event.trigger( type, data, this ); | |
}); | |
}, | |
triggerHandler: function( type, data ) { | |
if ( this[0] ) { | |
return jQuery.event.trigger( type, data, this[0], true ); | |
} | |
}, | |
toggle: function( fn ) { | |
// Save reference to arguments for access in closure | |
var args = arguments, | |
guid = fn.guid || jQuery.guid++, | |
i = 0, | |
toggler = function( event ) { | |
// Figure out which function to execute | |
var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i; | |
jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 ); | |
// Make sure that clicks stop | |
event.preventDefault(); | |
// and execute the function | |
return args[ lastToggle ].apply( this, arguments ) || false; | |
}; | |
// link all the functions, so any of them can unbind this click handler | |
toggler.guid = guid; | |
while ( i < args.length ) { | |
args[ i++ ].guid = guid; | |
} | |
return this.click( toggler ); | |
}, | |
hover: function( fnOver, fnOut ) { | |
return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); | |
} | |
}); | |
jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " + | |
"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + | |
"change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) { | |
// Handle event binding | |
jQuery.fn[ name ] = function( data, fn ) { | |
if ( fn == null ) { | |
fn = data; | |
data = null; | |
} | |
return arguments.length > 0 ? | |
this.on( name, null, data, fn ) : | |
this.trigger( name ); | |
}; | |
if ( rkeyEvent.test( name ) ) { | |
jQuery.event.fixHooks[ name ] = jQuery.event.keyHooks; | |
} | |
if ( rmouseEvent.test( name ) ) { | |
jQuery.event.fixHooks[ name ] = jQuery.event.mouseHooks; | |
} | |
}); | |
/*! | |
* Sizzle CSS Selector Engine | |
* Copyright 2012 jQuery Foundation and other contributors | |
* Released under the MIT license | |
* http://sizzlejs.com/ | |
*/ | |
(function( window, undefined ) { | |
var dirruns, | |
cachedruns, | |
assertGetIdNotName, | |
Expr, | |
getText, | |
isXML, | |
contains, | |
compile, | |
sortOrder, | |
hasDuplicate, | |
baseHasDuplicate = true, | |
strundefined = "undefined", | |
expando = ( "sizcache" + Math.random() ).replace( ".", "" ), | |
document = window.document, | |
docElem = document.documentElement, | |
done = 0, | |
slice = [].slice, | |
push = [].push, | |
// Augment a function for special use by Sizzle | |
markFunction = function( fn, value ) { | |
fn[ expando ] = value || true; | |
return fn; | |
}, | |
createCache = function() { | |
var cache = {}, | |
keys = []; | |
return markFunction(function( key, value ) { | |
// Only keep the most recent entries | |
if ( keys.push( key ) > Expr.cacheLength ) { | |
delete cache[ keys.shift() ]; | |
} | |
return (cache[ key ] = value); | |
}, cache ); | |
}, | |
classCache = createCache(), | |
tokenCache = createCache(), | |
compilerCache = createCache(), | |
// Regex | |
// Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace | |
whitespace = "[\\x20\\t\\r\\n\\f]", | |
// http://www.w3.org/TR/css3-syntax/#characters | |
characterEncoding = "(?:\\\\.|[-\\w]|[^\\x00-\\xa0])+", | |
// Loosely modeled on CSS identifier characters | |
// An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors) | |
// Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier | |
identifier = characterEncoding.replace( "w", "w#" ), | |
// Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors | |
operators = "([*^$|!~]?=)", | |
attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + | |
"*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", | |
// Prefer arguments not in parens/brackets, | |
// then attribute selectors and non-pseudos (denoted by :), | |
// then anything else | |
// These preferences are here to reduce the number of selectors | |
// needing tokenize in the PSEUDO preFilter | |
pseudos = ":(" + characterEncoding + ")(?:\\((?:(['\"])((?:\\\\.|[^\\\\])*?)\\2|([^()[\\]]*|(?:(?:" + attributes + ")|[^:]|\\\\.)*|.*))\\)|)", | |
// For matchExpr.POS and matchExpr.needsContext | |
pos = ":(nth|eq|gt|lt|first|last|even|odd)(?:\\(((?:-\\d)?\\d*)\\)|)(?=[^-]|$)", | |
// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter | |
rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), | |
rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), | |
rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ), | |
rpseudo = new RegExp( pseudos ), | |
// Easily-parseable/retrievable ID or TAG or CLASS selectors | |
rquickExpr = /^(?:#([\w\-]+)|(\w+)|\.([\w\-]+))$/, | |
rnot = /^:not/, | |
rsibling = /[\x20\t\r\n\f]*[+~]/, | |
rendsWithNot = /:not\($/, | |
rheader = /h\d/i, | |
rinputs = /input|select|textarea|button/i, | |
rbackslash = /\\(?!\\)/g, | |
matchExpr = { | |
"ID": new RegExp( "^#(" + characterEncoding + ")" ), | |
"CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), | |
"NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ), | |
"TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), | |
"ATTR": new RegExp( "^" + attributes ), | |
"PSEUDO": new RegExp( "^" + pseudos ), | |
"CHILD": new RegExp( "^:(only|nth|last|first)-child(?:\\(" + whitespace + | |
"*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + | |
"*(\\d+)|))" + whitespace + "*\\)|)", "i" ), | |
"POS": new RegExp( pos, "ig" ), | |
// For use in libraries implementing .is() | |
"needsContext": new RegExp( "^" + whitespace + "*[>+~]|" + pos, "i" ) | |
}, | |
// Support | |
// Used for testing something on an element | |
assert = function( fn ) { | |
var div = document.createElement("div"); | |
try { | |
return fn( div ); | |
} catch (e) { | |
return false; | |
} finally { | |
// release memory in IE | |
div = null; | |
} | |
}, | |
// Check if getElementsByTagName("*") returns only elements | |
assertTagNameNoComments = assert(function( div ) { | |
div.appendChild( document.createComment("") ); | |
return !div.getElementsByTagName("*").length; | |
}), | |
// Check if getAttribute returns normalized href attributes | |
assertHrefNotNormalized = assert(function( div ) { | |
div.innerHTML = "<a href='#'></a>"; | |
return div.firstChild && typeof div.firstChild.getAttribute !== strundefined && | |
div.firstChild.getAttribute("href") === "#"; | |
}), | |
// Check if attributes should be retrieved by attribute nodes | |
assertAttributes = assert(function( div ) { | |
div.innerHTML = "<select></select>"; | |
var type = typeof div.lastChild.getAttribute("multiple"); | |
// IE8 returns a string for some attributes even when not present | |
return type !== "boolean" && type !== "string"; | |
}), | |
// Check if getElementsByClassName can be trusted | |
assertUsableClassName = assert(function( div ) { | |
// Opera can't find a second classname (in 9.6) | |
div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>"; | |
if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) { | |
return false; | |
} | |
// Safari 3.2 caches class attributes and doesn't catch changes | |
div.lastChild.className = "e"; | |
return div.getElementsByClassName("e").length === 2; | |
}), | |
// Check if getElementById returns elements by name | |
// Check if getElementsByName privileges form controls or returns elements by ID | |
assertUsableName = assert(function( div ) { | |
// Inject content | |
div.id = expando + 0; | |
div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>"; | |
docElem.insertBefore( div, docElem.firstChild ); | |
// Test | |
var pass = document.getElementsByName && | |
// buggy browsers will return fewer than the correct 2 | |
document.getElementsByName( expando ).length === 2 + | |
// buggy browsers will return more than the correct 0 | |
document.getElementsByName( expando + 0 ).length; | |
assertGetIdNotName = !document.getElementById( expando ); | |
// Cleanup | |
docElem.removeChild( div ); | |
return pass; | |
}); | |
// If slice is not available, provide a backup | |
try { | |
slice.call( docElem.childNodes, 0 )[0].nodeType; | |
} catch ( e ) { | |
slice = function( i ) { | |
var elem, results = []; | |
for ( ; (elem = this[i]); i++ ) { | |
results.push( elem ); | |
} | |
return results; | |
}; | |
} | |
function Sizzle( selector, context, results, seed ) { | |
results = results || []; | |
context = context || document; | |
var match, elem, xml, m, | |
nodeType = context.nodeType; | |
if ( nodeType !== 1 && nodeType !== 9 ) { | |
return []; | |
} | |
if ( !selector || typeof selector !== "string" ) { | |
return results; | |
} | |
xml = isXML( context ); | |
if ( !xml && !seed ) { | |
if ( (match = rquickExpr.exec( selector )) ) { | |
// Speed-up: Sizzle("#ID") | |
if ( (m = match[1]) ) { | |
if ( nodeType === 9 ) { | |
elem = context.getElementById( m ); | |
// Check parentNode to catch when Blackberry 4.6 returns | |
// nodes that are no longer in the document #6963 | |
if ( elem && elem.parentNode ) { | |
// Handle the case where IE, Opera, and Webkit return items | |
// by name instead of ID | |
if ( elem.id === m ) { | |
results.push( elem ); | |
return results; | |
} | |
} else { | |
return results; | |
} | |
} else { | |
// Context is not a document | |
if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && | |
contains( context, elem ) && elem.id === m ) { | |
results.push( elem ); | |
return results; | |
} | |
} | |
// Speed-up: Sizzle("TAG") | |
} else if ( match[2] ) { | |
push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) ); | |
return results; | |
// Speed-up: Sizzle(".CLASS") | |
} else if ( (m = match[3]) && assertUsableClassName && context.getElementsByClassName ) { | |
push.apply( results, slice.call(context.getElementsByClassName( m ), 0) ); | |
return results; | |
} | |
} | |
} | |
// All others | |
return select( selector, context, results, seed, xml ); | |
} | |
Sizzle.matches = function( expr, elements ) { | |
return Sizzle( expr, null, null, elements ); | |
}; | |
Sizzle.matchesSelector = function( elem, expr ) { | |
return Sizzle( expr, null, null, [ elem ] ).length > 0; | |
}; | |
// Returns a function to use in pseudos for input types | |
function createInputPseudo( type ) { | |
return function( elem ) { | |
var name = elem.nodeName.toLowerCase(); | |
return name === "input" && elem.type === type; | |
}; | |
} | |
// Returns a function to use in pseudos for buttons | |
function createButtonPseudo( type ) { | |
return function( elem ) { | |
var name = elem.nodeName.toLowerCase(); | |
return (name === "input" || name === "button") && elem.type === type; | |
}; | |
} | |
/** | |
* Utility function for retrieving the text value of an array of DOM nodes | |
* @param {Array|Element} elem | |
*/ | |
getText = Sizzle.getText = function( elem ) { | |
var node, | |
ret = "", | |
i = 0, | |
nodeType = elem.nodeType; | |
if ( nodeType ) { | |
if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { | |
// Use textContent for elements | |
// innerText usage removed for consistency of new lines (see #11153) | |
if ( typeof elem.textContent === "string" ) { | |
return elem.textContent; | |
} else { | |
// Traverse its children | |
for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { | |
ret += getText( elem ); | |
} | |
} | |
} else if ( nodeType === 3 || nodeType === 4 ) { | |
return elem.nodeValue; | |
} | |
// Do not include comment or processing instruction nodes | |
} else { | |
// If no nodeType, this is expected to be an array | |
for ( ; (node = elem[i]); i++ ) { | |
// Do not traverse comment nodes | |
ret += getText( node ); | |
} | |
} | |
return ret; | |
}; | |
isXML = Sizzle.isXML = function isXML( elem ) { | |
// documentElement is verified for cases where it doesn't yet exist | |
// (such as loading iframes in IE - #4833) | |
var documentElement = elem && (elem.ownerDocument || elem).documentElement; | |
return documentElement ? documentElement.nodeName !== "HTML" : false; | |
}; | |
// Element contains another | |
contains = Sizzle.contains = docElem.contains ? | |
function( a, b ) { | |
var adown = a.nodeType === 9 ? a.documentElement : a, | |
bup = b && b.parentNode; | |
return a === bup || !!( bup && bup.nodeType === 1 && adown.contains && adown.contains(bup) ); | |
} : | |
docElem.compareDocumentPosition ? | |
function( a, b ) { | |
return b && !!( a.compareDocumentPosition( b ) & 16 ); | |
} : | |
function( a, b ) { | |
while ( (b = b.parentNode) ) { | |
if ( b === a ) { | |
return true; | |
} | |
} | |
return false; | |
}; | |
Sizzle.attr = function( elem, name ) { | |
var attr, | |
xml = isXML( elem ); | |
if ( !xml ) { | |
name = name.toLowerCase(); | |
} | |
if ( Expr.attrHandle[ name ] ) { | |
return Expr.attrHandle[ name ]( elem ); | |
} | |
if ( assertAttributes || xml ) { | |
return elem.getAttribute( name ); | |
} | |
attr = elem.getAttributeNode( name ); | |
return attr ? | |
typeof elem[ name ] === "boolean" ? | |
elem[ name ] ? name : null : | |
attr.specified ? attr.value : null : | |
null; | |
}; | |
Expr = Sizzle.selectors = { | |
// Can be adjusted by the user | |
cacheLength: 50, | |
createPseudo: markFunction, | |
match: matchExpr, | |
order: new RegExp( "ID|TAG" + | |
(assertUsableName ? "|NAME" : "") + | |
(assertUsableClassName ? "|CLASS" : "") | |
), | |
// IE6/7 return a modified href | |
attrHandle: assertHrefNotNormalized ? | |
{} : | |
{ | |
"href": function( elem ) { | |
return elem.getAttribute( "href", 2 ); | |
}, | |
"type": function( elem ) { | |
return elem.getAttribute("type"); | |
} | |
}, | |
find: { | |
"ID": assertGetIdNotName ? | |
function( id, context, xml ) { | |
if ( typeof context.getElementById !== strundefined && !xml ) { | |
var m = context.getElementById( id ); | |
// Check parentNode to catch when Blackberry 4.6 returns | |
// nodes that are no longer in the document #6963 | |
return m && m.parentNode ? [m] : []; | |
} | |
} : | |
function( id, context, xml ) { | |
if ( typeof context.getElementById !== strundefined && !xml ) { | |
var m = context.getElementById( id ); | |
return m ? | |
m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ? | |
[m] : | |
undefined : | |
[]; | |
} | |
}, | |
"TAG": assertTagNameNoComments ? | |
function( tag, context ) { | |
if ( typeof context.getElementsByTagName !== strundefined ) { | |
return context.getElementsByTagName( tag ); | |
} | |
} : | |
function( tag, context ) { | |
var results = context.getElementsByTagName( tag ); | |
// Filter out possible comments | |
if ( tag === "*" ) { | |
var elem, | |
tmp = [], | |
i = 0; | |
for ( ; (elem = results[i]); i++ ) { | |
if ( elem.nodeType === 1 ) { | |
tmp.push( elem ); | |
} | |
} | |
return tmp; | |
} | |
return results; | |
}, | |
"NAME": function( tag, context ) { | |
if ( typeof context.getElementsByName !== strundefined ) { | |
return context.getElementsByName( name ); | |
} | |
}, | |
"CLASS": function( className, context, xml ) { | |
if ( typeof context.getElementsByClassName !== strundefined && !xml ) { | |
return context.getElementsByClassName( className ); | |
} | |
} | |
}, | |
relative: { | |
">": { dir: "parentNode", first: true }, | |
" ": { dir: "parentNode" }, | |
"+": { dir: "previousSibling", first: true }, | |
"~": { dir: "previousSibling" } | |
}, | |
preFilter: { | |
"ATTR": function( match ) { | |
match[1] = match[1].replace( rbackslash, "" ); | |
// Move the given value to match[3] whether quoted or unquoted | |
match[3] = ( match[4] || match[5] || "" ).replace( rbackslash, "" ); | |
if ( match[2] === "~=" ) { | |
match[3] = " " + match[3] + " "; | |
} | |
return match.slice( 0, 4 ); | |
}, | |
"CHILD": function( match ) { | |
/* matches from matchExpr.CHILD | |
1 type (only|nth|...) | |
2 argument (even|odd|\d*|\d*n([+-]\d+)?|...) | |
3 xn-component of xn+y argument ([+-]?\d*n|) | |
4 sign of xn-component | |
5 x of xn-component | |
6 sign of y-component | |
7 y of y-component | |
*/ | |
match[1] = match[1].toLowerCase(); | |
if ( match[1] === "nth" ) { | |
// nth-child requires argument | |
if ( !match[2] ) { | |
Sizzle.error( match[0] ); | |
} | |
// numeric x and y parameters for Expr.filter.CHILD | |
// remember that false/true cast respectively to 0/1 | |
match[3] = +( match[3] ? match[4] + (match[5] || 1) : 2 * ( match[2] === "even" || match[2] === "odd" ) ); | |
match[4] = +( ( match[6] + match[7] ) || match[2] === "odd" ); | |
// other types prohibit arguments | |
} else if ( match[2] ) { | |
Sizzle.error( match[0] ); | |
} | |
return match; | |
}, | |
"PSEUDO": function( match, context, xml ) { | |
var unquoted, excess; | |
if ( matchExpr["CHILD"].test( match[0] ) ) { | |
return null; | |
} | |
if ( match[3] ) { | |
match[2] = match[3]; | |
} else if ( (unquoted = match[4]) ) { | |
// Only check arguments that contain a pseudo | |
if ( rpseudo.test(unquoted) && | |
// Get excess from tokenize (recursively) | |
(excess = tokenize( unquoted, context, xml, true )) && | |
// advance to the next closing parenthesis | |
(excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { | |
// excess is a negative index | |
unquoted = unquoted.slice( 0, excess ); | |
match[0] = match[0].slice( 0, excess ); | |
} | |
match[2] = unquoted; | |
} | |
// Return only captures needed by the pseudo filter method (type and argument) | |
return match.slice( 0, 3 ); | |
} | |
}, | |
filter: { | |
"ID": assertGetIdNotName ? | |
function( id ) { | |
id = id.replace( rbackslash, "" ); | |
return function( elem ) { | |
return elem.getAttribute("id") === id; | |
}; | |
} : | |
function( id ) { | |
id = id.replace( rbackslash, "" ); | |
return function( elem ) { | |
var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); | |
return node && node.value === id; | |
}; | |
}, | |
"TAG": function( nodeName ) { | |
if ( nodeName === "*" ) { | |
return function() { return true; }; | |
} | |
nodeName = nodeName.replace( rbackslash, "" ).toLowerCase(); | |
return function( elem ) { | |
return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; | |
}; | |
}, | |
"CLASS": function( className ) { | |
var pattern = classCache[ expando ][ className ]; | |
if ( !pattern ) { | |
pattern = classCache( className, new RegExp("(^|" + whitespace + ")" + className + "(" + whitespace + "|$)") ); | |
} | |
return function( elem ) { | |
return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" ); | |
}; | |
}, | |
"ATTR": function( name, operator, check ) { | |
if ( !operator ) { | |
return function( elem ) { | |
return Sizzle.attr( elem, name ) != null; | |
}; | |
} | |
return function( elem ) { | |
var result = Sizzle.attr( elem, name ), | |
value = result + ""; | |
if ( result == null ) { | |
return operator === "!="; | |
} | |
switch ( operator ) { | |
case "=": | |
return value === check; | |
case "!=": | |
return value !== check; | |
case "^=": | |
return check && value.indexOf( check ) === 0; | |
case "*=": | |
return check && value.indexOf( check ) > -1; | |
case "$=": | |
return check && value.substr( value.length - check.length ) === check; | |
case "~=": | |
return ( " " + value + " " ).indexOf( check ) > -1; | |
case "|=": | |
return value === check || value.substr( 0, check.length + 1 ) === check + "-"; | |
} | |
}; | |
}, | |
"CHILD": function( type, argument, first, last ) { | |
if ( type === "nth" ) { | |
var doneName = done++; | |
return function( elem ) { | |
var parent, diff, | |
count = 0, | |
node = elem; | |
if ( first === 1 && last === 0 ) { | |
return true; | |
} | |
parent = elem.parentNode; | |
if ( parent && (parent[ expando ] !== doneName || !elem.sizset) ) { | |
for ( node = parent.firstChild; node; node = node.nextSibling ) { | |
if ( node.nodeType === 1 ) { | |
node.sizset = ++count; | |
if ( node === elem ) { | |
break; | |
} | |
} | |
} | |
parent[ expando ] = doneName; | |
} | |
diff = elem.sizset - last; | |
if ( first === 0 ) { | |
return diff === 0; | |
} else { | |
return ( diff % first === 0 && diff / first >= 0 ); | |
} | |
}; | |
} | |
return function( elem ) { | |
var node = elem; | |
switch ( type ) { | |
case "only": | |
case "first": | |
while ( (node = node.previousSibling) ) { | |
if ( node.nodeType === 1 ) { | |
return false; | |
} | |
} | |
if ( type === "first" ) { | |
return true; | |
} | |
node = elem; | |
/* falls through */ | |
case "last": | |
while ( (node = node.nextSibling) ) { | |
if ( node.nodeType === 1 ) { | |
return false; | |
} | |
} | |
return true; | |
} | |
}; | |
}, | |
"PSEUDO": function( pseudo, argument, context, xml ) { | |
// pseudo-class names are case-insensitive | |
// http://www.w3.org/TR/selectors/#pseudo-classes | |
// Prioritize by case sensitivity in case custom pseudos are added with uppercase letters | |
var args, | |
fn = Expr.pseudos[ pseudo ] || Expr.pseudos[ pseudo.toLowerCase() ]; | |
if ( !fn ) { | |
Sizzle.error( "unsupported pseudo: " + pseudo ); | |
} | |
// The user may use createPseudo to indicate that | |
// arguments are needed to create the filter function | |
// just as Sizzle does | |
if ( !fn[ expando ] ) { | |
if ( fn.length > 1 ) { | |
args = [ pseudo, pseudo, "", argument ]; | |
return function( elem ) { | |
return fn( elem, 0, args ); | |
}; | |
} | |
return fn; | |
} | |
return fn( argument, context, xml ); | |
} | |
}, | |
pseudos: { | |
"not": markFunction(function( selector, context, xml ) { | |
// Trim the selector passed to compile | |
// to avoid treating leading and trailing | |
// spaces as combinators | |
var matcher = compile( selector.replace( rtrim, "$1" ), context, xml ); | |
return function( elem ) { | |
return !matcher( elem ); | |
}; | |
}), | |
"enabled": function( elem ) { | |
return elem.disabled === false; | |
}, | |
"disabled": function( elem ) { | |
return elem.disabled === true; | |
}, | |
"checked": function( elem ) { | |
// In CSS3, :checked should return both checked and selected elements | |
// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked | |
var nodeName = elem.nodeName.toLowerCase(); | |
return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); | |
}, | |
"selected": function( elem ) { | |
// Accessing this property makes selected-by-default | |
// options in Safari work properly | |
if ( elem.parentNode ) { | |
elem.parentNode.selectedIndex; | |
} | |
return elem.selected === true; | |
}, | |
"parent": function( elem ) { | |
return !Expr.pseudos["empty"]( elem ); | |
}, | |
"empty": function( elem ) { | |
// http://www.w3.org/TR/selectors/#empty-pseudo | |
// :empty is only affected by element nodes and content nodes(including text(3), cdata(4)), | |
// not comment, processing instructions, or others | |
// Thanks to Diego Perini for the nodeName shortcut | |
// Greater than "@" means alpha characters (specifically not starting with "#" or "?") | |
var nodeType; | |
elem = elem.firstChild; | |
while ( elem ) { | |
if ( elem.nodeName > "@" || (nodeType = elem.nodeType) === 3 || nodeType === 4 ) { | |
return false; | |
} | |
elem = elem.nextSibling; | |
} | |
return true; | |
}, | |
"contains": markFunction(function( text ) { | |
return function( elem ) { | |
return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; | |
}; | |
}), | |
"has": markFunction(function( selector ) { | |
return function( elem ) { | |
return Sizzle( selector, elem ).length > 0; | |
}; | |
}), | |
"header": function( elem ) { | |
return rheader.test( elem.nodeName ); | |
}, | |
"text": function( elem ) { | |
var type, attr; | |
// IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc) | |
// use getAttribute instead to test this case | |
return elem.nodeName.toLowerCase() === "input" && | |
(type = elem.type) === "text" && | |
( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === type ); | |
}, | |
// Input types | |
"radio": createInputPseudo("radio"), | |
"checkbox": createInputPseudo("checkbox"), | |
"file": createInputPseudo("file"), | |
"password": createInputPseudo("password"), | |
"image": createInputPseudo("image"), | |
"submit": createButtonPseudo("submit"), | |
"reset": createButtonPseudo("reset"), | |
"button": function( elem ) { | |
var name = elem.nodeName.toLowerCase(); | |
return name === "input" && elem.type === "button" || name === "button"; | |
}, | |
"input": function( elem ) { | |
return rinputs.test( elem.nodeName ); | |
}, | |
"focus": function( elem ) { | |
var doc = elem.ownerDocument; | |
return elem === doc.activeElement && (!doc.hasFocus || doc.hasFocus()) && !!(elem.type || elem.href); | |
}, | |
"active": function( elem ) { | |
return elem === elem.ownerDocument.activeElement; | |
} | |
}, | |
setFilters: { | |
"first": function( elements, argument, not ) { | |
return not ? elements.slice( 1 ) : [ elements[0] ]; | |
}, | |
"last": function( elements, argument, not ) { | |
var elem = elements.pop(); | |
return not ? elements : [ elem ]; | |
}, | |
"even": function( elements, argument, not ) { | |
var results = [], | |
i = not ? 1 : 0, | |
len = elements.length; | |
for ( ; i < len; i = i + 2 ) { | |
results.push( elements[i] ); | |
} | |
return results; | |
}, | |
"odd": function( elements, argument, not ) { | |
var results = [], | |
i = not ? 0 : 1, | |
len = elements.length; | |
for ( ; i < len; i = i + 2 ) { | |
results.push( elements[i] ); | |
} | |
return results; | |
}, | |
"lt": function( elements, argument, not ) { | |
return not ? elements.slice( +argument ) : elements.slice( 0, +argument ); | |
}, | |
"gt": function( elements, argument, not ) { | |
return not ? elements.slice( 0, +argument + 1 ) : elements.slice( +argument + 1 ); | |
}, | |
"eq": function( elements, argument, not ) { | |
var elem = elements.splice( +argument, 1 ); | |
return not ? elements : elem; | |
} | |
} | |
}; | |
function siblingCheck( a, b, ret ) { | |
if ( a === b ) { | |
return ret; | |
} | |
var cur = a.nextSibling; | |
while ( cur ) { | |
if ( cur === b ) { | |
return -1; | |
} | |
cur = cur.nextSibling; | |
} | |
return 1; | |
} | |
sortOrder = docElem.compareDocumentPosition ? | |
function( a, b ) { | |
if ( a === b ) { | |
hasDuplicate = true; | |
return 0; | |
} | |
return ( !a.compareDocumentPosition || !b.compareDocumentPosition ? | |
a.compareDocumentPosition : | |
a.compareDocumentPosition(b) & 4 | |
) ? -1 : 1; | |
} : | |
function( a, b ) { | |
// The nodes are identical, we can exit early | |
if ( a === b ) { | |
hasDuplicate = true; | |
return 0; | |
// Fallback to using sourceIndex (in IE) if it's available on both nodes | |
} else if ( a.sourceIndex && b.sourceIndex ) { | |
return a.sourceIndex - b.sourceIndex; | |
} | |
var al, bl, | |
ap = [], | |
bp = [], | |
aup = a.parentNode, | |
bup = b.parentNode, | |
cur = aup; | |
// If the nodes are siblings (or identical) we can do a quick check | |
if ( aup === bup ) { | |
return siblingCheck( a, b ); | |
// If no parents were found then the nodes are disconnected | |
} else if ( !aup ) { | |
return -1; | |
} else if ( !bup ) { | |
return 1; | |
} | |
// Otherwise they're somewhere else in the tree so we need | |
// to build up a full list of the parentNodes for comparison | |
while ( cur ) { | |
ap.unshift( cur ); | |
cur = cur.parentNode; | |
} | |
cur = bup; | |
while ( cur ) { | |
bp.unshift( cur ); | |
cur = cur.parentNode; | |
} | |
al = ap.length; | |
bl = bp.length; | |
// Start walking down the tree looking for a discrepancy | |
for ( var i = 0; i < al && i < bl; i++ ) { | |
if ( ap[i] !== bp[i] ) { | |
return siblingCheck( ap[i], bp[i] ); | |
} | |
} | |
// We ended someplace up the tree so do a sibling check | |
return i === al ? | |
siblingCheck( a, bp[i], -1 ) : | |
siblingCheck( ap[i], b, 1 ); | |
}; | |
// Always assume the presence of duplicates if sort doesn't | |
// pass them to our comparison function (as in Google Chrome). | |
[0, 0].sort( sortOrder ); | |
baseHasDuplicate = !hasDuplicate; | |
// Document sorting and removing duplicates | |
Sizzle.uniqueSort = function( results ) { | |
var elem, | |
i = 1; | |
hasDuplicate = baseHasDuplicate; | |
results.sort( sortOrder ); | |
if ( hasDuplicate ) { | |
for ( ; (elem = results[i]); i++ ) { | |
if ( elem === results[ i - 1 ] ) { | |
results.splice( i--, 1 ); | |
} | |
} | |
} | |
return results; | |
}; | |
Sizzle.error = function( msg ) { | |
throw new Error( "Syntax error, unrecognized expression: " + msg ); | |
}; | |
function tokenize( selector, context, xml, parseOnly ) { | |
var matched, match, tokens, type, | |
soFar, groups, group, i, | |
preFilters, filters, | |
checkContext = !xml && context !== document, | |
// Token cache should maintain spaces | |
key = ( checkContext ? "<s>" : "" ) + selector.replace( rtrim, "$1<s>" ), | |
cached = tokenCache[ expando ][ key ]; | |
if ( cached ) { | |
return parseOnly ? 0 : slice.call( cached, 0 ); | |
} | |
soFar = selector; | |
groups = []; | |
i = 0; | |
preFilters = Expr.preFilter; | |
filters = Expr.filter; | |
while ( soFar ) { | |
// Comma and first run | |
if ( !matched || (match = rcomma.exec( soFar )) ) { | |
if ( match ) { | |
soFar = soFar.slice( match[0].length ); | |
tokens.selector = group; | |
} | |
groups.push( tokens = [] ); | |
group = ""; | |
// Need to make sure we're within a narrower context if necessary | |
// Adding a descendant combinator will generate what is needed | |
if ( checkContext ) { | |
soFar = " " + soFar; | |
} | |
} | |
matched = false; | |
// Combinators | |
if ( (match = rcombinators.exec( soFar )) ) { | |
group += match[0]; | |
soFar = soFar.slice( match[0].length ); | |
// Cast descendant combinators to space | |
matched = tokens.push({ | |
part: match.pop().replace( rtrim, " " ), | |
string: match[0], | |
captures: match | |
}); | |
} | |
// Filters | |
for ( type in filters ) { | |
if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || | |
( match = preFilters[ type ](match, context, xml) )) ) { | |
group += match[0]; | |
soFar = soFar.slice( match[0].length ); | |
matched = tokens.push({ | |
part: type, | |
string: match.shift(), | |
captures: match | |
}); | |
} | |
} | |
if ( !matched ) { | |
break; | |
} | |
} | |
// Attach the full group as a selector | |
if ( group ) { | |
tokens.selector = group; | |
} | |
// Return the length of the invalid excess | |
// if we're just parsing | |
// Otherwise, throw an error or return tokens | |
return parseOnly ? | |
soFar.length : | |
soFar ? | |
Sizzle.error( selector ) : | |
// Cache the tokens | |
slice.call( tokenCache(key, groups), 0 ); | |
} | |
function addCombinator( matcher, combinator, context, xml ) { | |
var dir = combinator.dir, | |
doneName = done++; | |
if ( !matcher ) { | |
// If there is no matcher to check, check against the context | |
matcher = function( elem ) { | |
return elem === context; | |
}; | |
} | |
return combinator.first ? | |
function( elem ) { | |
while ( (elem = elem[ dir ]) ) { | |
if ( elem.nodeType === 1 ) { | |
return matcher( elem ) && elem; | |
} | |
} | |
} : | |
xml ? | |
function( elem ) { | |
while ( (elem = elem[ dir ]) ) { | |
if ( elem.nodeType === 1 ) { | |
if ( matcher( elem ) ) { | |
return elem; | |
} | |
} | |
} | |
} : | |
function( elem ) { | |
var cache, | |
dirkey = doneName + "." + dirruns, | |
cachedkey = dirkey + "." + cachedruns; | |
while ( (elem = elem[ dir ]) ) { | |
if ( elem.nodeType === 1 ) { | |
if ( (cache = elem[ expando ]) === cachedkey ) { | |
return elem.sizset; | |
} else if ( typeof cache === "string" && cache.indexOf(dirkey) === 0 ) { | |
if ( elem.sizset ) { | |
return elem; | |
} | |
} else { | |
elem[ expando ] = cachedkey; | |
if ( matcher( elem ) ) { | |
elem.sizset = true; | |
return elem; | |
} | |
elem.sizset = false; | |
} | |
} | |
} | |
}; | |
} | |
function addMatcher( higher, deeper ) { | |
return higher ? | |
function( elem ) { | |
var result = deeper( elem ); | |
return result && higher( result === true ? elem : result ); | |
} : | |
deeper; | |
} | |
// ["TAG", ">", "ID", " ", "CLASS"] | |
function matcherFromTokens( tokens, context, xml ) { | |
var token, matcher, | |
i = 0; | |
for ( ; (token = tokens[i]); i++ ) { | |
if ( Expr.relative[ token.part ] ) { | |
matcher = addCombinator( matcher, Expr.relative[ token.part ], context, xml ); | |
} else { | |
matcher = addMatcher( matcher, Expr.filter[ token.part ].apply(null, token.captures.concat( context, xml )) ); | |
} | |
} | |
return matcher; | |
} | |
function matcherFromGroupMatchers( matchers ) { | |
return function( elem ) { | |
var matcher, | |
j = 0; | |
for ( ; (matcher = matchers[j]); j++ ) { | |
if ( matcher(elem) ) { | |
return true; | |
} | |
} | |
return false; | |
}; | |
} | |
compile = Sizzle.compile = function( selector, context, xml ) { | |
var group, i, len, | |
cached = compilerCache[ expando ][ selector ]; | |
// Return a cached group function if already generated (context dependent) | |
if ( cached && cached.context === context ) { | |
return cached; | |
} | |
// Generate a function of recursive functions that can be used to check each element | |
group = tokenize( selector, context, xml ); | |
for ( i = 0, len = group.length; i < len; i++ ) { | |
group[i] = matcherFromTokens(group[i], context, xml); | |
} | |
// Cache the compiled function | |
cached = compilerCache( selector, matcherFromGroupMatchers(group) ); | |
cached.context = context; | |
cached.runs = cached.dirruns = 0; | |
return cached; | |
}; | |
function multipleContexts( selector, contexts, results, seed ) { | |
var i = 0, | |
len = contexts.length; | |
for ( ; i < len; i++ ) { | |
Sizzle( selector, contexts[i], results, seed ); | |
} | |
} | |
function handlePOSGroup( selector, posfilter, argument, contexts, seed, not ) { | |
var results, | |
fn = Expr.setFilters[ posfilter.toLowerCase() ]; | |
if ( !fn ) { | |
Sizzle.error( posfilter ); | |
} | |
if ( selector || !(results = seed) ) { | |
multipleContexts( selector || "*", contexts, (results = []), seed ); | |
} | |
return results.length > 0 ? fn( results, argument, not ) : []; | |
} | |
function handlePOS( groups, context, results, seed ) { | |
var group, part, j, groupLen, token, selector, | |
anchor, elements, match, matched, | |
lastIndex, currentContexts, not, | |
i = 0, | |
len = groups.length, | |
rpos = matchExpr["POS"], | |
// This is generated here in case matchExpr["POS"] is extended | |
rposgroups = new RegExp( "^" + rpos.source + "(?!" + whitespace + ")", "i" ), | |
// This is for making sure non-participating | |
// matching groups are represented cross-browser (IE6-8) | |
setUndefined = function() { | |
var i = 1, | |
len = arguments.length - 2; | |
for ( ; i < len; i++ ) { | |
if ( arguments[i] === undefined ) { | |
match[i] = undefined; | |
} | |
} | |
}; | |
for ( ; i < len; i++ ) { | |
group = groups[i]; | |
part = ""; | |
elements = seed; | |
for ( j = 0, groupLen = group.length; j < groupLen; j++ ) { | |
token = group[j]; | |
selector = token.string; | |
if ( token.part === "PSEUDO" ) { | |
// Reset regex index to 0 | |
rpos.exec(""); | |
anchor = 0; | |
while ( (match = rpos.exec( selector )) ) { | |
matched = true; | |
lastIndex = rpos.lastIndex = match.index + match[0].length; | |
if ( lastIndex > anchor ) { | |
part += selector.slice( anchor, match.index ); | |
anchor = lastIndex; | |
currentContexts = [ context ]; | |
if ( rcombinators.test(part) ) { | |
if ( elements ) { | |
currentContexts = elements; | |
} | |
elements = seed; | |
} | |
if ( (not = rendsWithNot.test( part )) ) { | |
part = part.slice( 0, -5 ).replace( rcombinators, "$&*" ); | |
anchor++; | |
} | |
if ( match.length > 1 ) { | |
match[0].replace( rposgroups, setUndefined ); | |
} | |
elements = handlePOSGroup( part, match[1], match[2], currentContexts, elements, not ); | |
} | |
part = ""; | |
} | |
} | |
if ( !matched ) { | |
part += selector; | |
} | |
matched = false; | |
} | |
if ( part ) { | |
if ( rcombinators.test(part) ) { | |
multipleContexts( part, elements || [ context ], results, seed ); | |
} else { | |
Sizzle( part, context, results, seed ? seed.concat(elements) : elements ); | |
} | |
} else { | |
push.apply( results, elements ); | |
} | |
} | |
// Do not sort if this is a single filter | |
return len === 1 ? results : Sizzle.uniqueSort( results ); | |
} | |
function select( selector, context, results, seed, xml ) { | |
// Remove excessive whitespace | |
selector = selector.replace( rtrim, "$1" ); | |
var elements, matcher, cached, elem, | |
i, tokens, token, lastToken, findContext, type, | |
match = tokenize( selector, context, xml ), | |
contextNodeType = context.nodeType; | |
// POS handling | |
if ( matchExpr["POS"].test(selector) ) { | |
return handlePOS( match, context, results, seed ); | |
} | |
if ( seed ) { | |
elements = slice.call( seed, 0 ); | |
// To maintain document order, only narrow the | |
// set if there is one group | |
} else if ( match.length === 1 ) { | |
// Take a shortcut and set the context if the root selector is an ID | |
if ( (tokens = slice.call( match[0], 0 )).length > 2 && | |
(token = tokens[0]).part === "ID" && | |
contextNodeType === 9 && !xml && | |
Expr.relative[ tokens[1].part ] ) { | |
context = Expr.find["ID"]( token.captures[0].replace( rbackslash, "" ), context, xml )[0]; | |
if ( !context ) { | |
return results; | |
} | |
selector = selector.slice( tokens.shift().string.length ); | |
} | |
findContext = ( (match = rsibling.exec( tokens[0].string )) && !match.index && context.parentNode ) || context; | |
// Reduce the set if possible | |
lastToken = ""; | |
for ( i = tokens.length - 1; i >= 0; i-- ) { | |
token = tokens[i]; | |
type = token.part; | |
lastToken = token.string + lastToken; | |
if ( Expr.relative[ type ] ) { | |
break; | |
} | |
if ( Expr.order.test(type) ) { | |
elements = Expr.find[ type ]( token.captures[0].replace( rbackslash, "" ), findContext, xml ); | |
if ( elements == null ) { | |
continue; | |
} else { | |
selector = selector.slice( 0, selector.length - lastToken.length ) + | |
lastToken.replace( matchExpr[ type ], "" ); | |
if ( !selector ) { | |
push.apply( results, slice.call(elements, 0) ); | |
} | |
break; | |
} | |
} | |
} | |
} | |
// Only loop over the given elements once | |
if ( selector ) { | |
matcher = compile( selector, context, xml ); | |
dirruns = matcher.dirruns++; | |
if ( elements == null ) { | |
elements = Expr.find["TAG"]( "*", (rsibling.test( selector ) && context.parentNode) || context ); | |
} | |
for ( i = 0; (elem = elements[i]); i++ ) { | |
cachedruns = matcher.runs++; | |
if ( matcher(elem) ) { | |
results.push( elem ); | |
} | |
} | |
} | |
return results; | |
} | |
if ( document.querySelectorAll ) { | |
(function() { | |
var disconnectedMatch, | |
oldSelect = select, | |
rescape = /'|\\/g, | |
rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g, | |
rbuggyQSA = [], | |
// matchesSelector(:active) reports false when true (IE9/Opera 11.5) | |
// A support test would require too much code (would include document ready) | |
// just skip matchesSelector for :active | |
rbuggyMatches = [":active"], | |
matches = docElem.matchesSelector || | |
docElem.mozMatchesSelector || | |
docElem.webkitMatchesSelector || | |
docElem.oMatchesSelector || | |
docElem.msMatchesSelector; | |
// Build QSA regex | |
// Regex strategy adopted from Diego Perini | |
assert(function( div ) { | |
// Select is set to empty string on purpose | |
// This is to test IE's treatment of not explictly | |
// setting a boolean content attribute, | |
// since its presence should be enough | |
// http://bugs.jquery.com/ticket/12359 | |
div.innerHTML = "<select><option selected=''></option></select>"; | |
// IE8 - Some boolean attributes are not treated correctly | |
if ( !div.querySelectorAll("[selected]").length ) { | |
rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" ); | |
} | |
// Webkit/Opera - :checked should return selected option elements | |
// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked | |
// IE8 throws error here (do not put tests after this one) | |
if ( !div.querySelectorAll(":checked").length ) { | |
rbuggyQSA.push(":checked"); | |
} | |
}); | |
assert(function( div ) { | |
// Opera 10-12/IE9 - ^= $= *= and empty values | |
// Should not select anything | |
div.innerHTML = "<p test=''></p>"; | |
if ( div.querySelectorAll("[test^='']").length ) { | |
rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" ); | |
} | |
// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) | |
// IE8 throws error here (do not put tests after this one) | |
div.innerHTML = "<input type='hidden'/>"; | |
if ( !div.querySelectorAll(":enabled").length ) { | |
rbuggyQSA.push(":enabled", ":disabled"); | |
} | |
}); | |
rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); | |
select = function( selector, context, results, seed, xml ) { | |
// Only use querySelectorAll when not filtering, | |
// when this is not xml, | |
// and when no QSA bugs apply | |
if ( !seed && !xml && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { | |
if ( context.nodeType === 9 ) { | |
try { | |
push.apply( results, slice.call(context.querySelectorAll( selector ), 0) ); | |
return results; | |
} catch(qsaError) {} | |
// qSA works strangely on Element-rooted queries | |
// We can work around this by specifying an extra ID on the root | |
// and working up from there (Thanks to Andrew Dupont for the technique) | |
// IE 8 doesn't work on object elements | |
} else if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { | |
var groups, i, len, | |
old = context.getAttribute("id"), | |
nid = old || expando, | |
newContext = rsibling.test( selector ) && context.parentNode || context; | |
if ( old ) { | |
nid = nid.replace( rescape, "\\$&" ); | |
} else { | |
context.setAttribute( "id", nid ); | |
} | |
groups = tokenize(selector, context, xml); | |
// Trailing space is unnecessary | |
// There is always a context check | |
nid = "[id='" + nid + "']"; | |
for ( i = 0, len = groups.length; i < len; i++ ) { | |
groups[i] = nid + groups[i].selector; | |
} | |
try { | |
push.apply( results, slice.call( newContext.querySelectorAll( | |
groups.join(",") | |
), 0 ) ); | |
return results; | |
} catch(qsaError) { | |
} finally { | |
if ( !old ) { | |
context.removeAttribute("id"); | |
} | |
} | |
} | |
} | |
return oldSelect( selector, context, results, seed, xml ); | |
}; | |
if ( matches ) { | |
assert(function( div ) { | |
// Check to see if it's possible to do matchesSelector | |
// on a disconnected node (IE 9) | |
disconnectedMatch = matches.call( div, "div" ); | |
// This should fail with an exception | |
// Gecko does not error, returns false instead | |
try { | |
matches.call( div, "[test!='']:sizzle" ); | |
rbuggyMatches.push( matchExpr["PSEUDO"].source, matchExpr["POS"].source, "!=" ); | |
} catch ( e ) {} | |
}); | |
// rbuggyMatches always contains :active, so no need for a length check | |
rbuggyMatches = /* rbuggyMatches.length && */ new RegExp( rbuggyMatches.join("|") ); | |
Sizzle.matchesSelector = function( elem, expr ) { | |
// Make sure that attribute selectors are quoted | |
expr = expr.replace( rattributeQuotes, "='$1']" ); | |
// rbuggyMatches always contains :active, so no need for an existence check | |
if ( !isXML( elem ) && !rbuggyMatches.test( expr ) && (!rbuggyQSA || !rbuggyQSA.test( expr )) ) { | |
try { | |
var ret = matches.call( elem, expr ); | |
// IE 9's matchesSelector returns false on disconnected nodes | |
if ( ret || disconnectedMatch || | |
// As well, disconnected nodes are said to be in a document | |
// fragment in IE 9 | |
elem.document && elem.document.nodeType !== 11 ) { | |
return ret; | |
} | |
} catch(e) {} | |
} | |
return Sizzle( expr, null, null, [ elem ] ).length > 0; | |
}; | |
} | |
})(); | |
} | |
// Deprecated | |
Expr.setFilters["nth"] = Expr.setFilters["eq"]; | |
// Back-compat | |
Expr.filters = Expr.pseudos; | |
// Override sizzle attribute retrieval | |
Sizzle.attr = jQuery.attr; | |
jQuery.find = Sizzle; | |
jQuery.expr = Sizzle.selectors; | |
jQuery.expr[":"] = jQuery.expr.pseudos; | |
jQuery.unique = Sizzle.uniqueSort; | |
jQuery.text = Sizzle.getText; | |
jQuery.isXMLDoc = Sizzle.isXML; | |
jQuery.contains = Sizzle.contains; | |
})( window ); | |
var runtil = /Until$/, | |
rparentsprev = /^(?:parents|prev(?:Until|All))/, | |
isSimple = /^.[^:#\[\.,]*$/, | |
rneedsContext = jQuery.expr.match.needsContext, | |
// methods guaranteed to produce a unique set when starting from a unique set | |
guaranteedUnique = { | |
children: true, | |
contents: true, | |
next: true, | |
prev: true | |
}; | |
jQuery.fn.extend({ | |
find: function( selector ) { | |
var i, l, length, n, r, ret, | |
self = this; | |
if ( typeof selector !== "string" ) { | |
return jQuery( selector ).filter(function() { | |
for ( i = 0, l = self.length; i < l; i++ ) { | |
if ( jQuery.contains( self[ i ], this ) ) { | |
return true; | |
} | |
} | |
}); | |
} | |
ret = this.pushStack( "", "find", selector ); | |
for ( i = 0, l = this.length; i < l; i++ ) { | |
length = ret.length; | |
jQuery.find( selector, this[i], ret ); | |
if ( i > 0 ) { | |
// Make sure that the results are unique | |
for ( n = length; n < ret.length; n++ ) { | |
for ( r = 0; r < length; r++ ) { | |
if ( ret[r] === ret[n] ) { | |
ret.splice(n--, 1); | |
break; | |
} | |
} | |
} | |
} | |
} | |
return ret; | |
}, | |
has: function( target ) { | |
var i, | |
targets = jQuery( target, this ), | |
len = targets.length; | |
return this.filter(function() { | |
for ( i = 0; i < len; i++ ) { | |
if ( jQuery.contains( this, targets[i] ) ) { | |
return true; | |
} | |
} | |
}); | |
}, | |
not: function( selector ) { | |
return this.pushStack( winnow(this, selector, false), "not", selector); | |
}, | |
filter: function( selector ) { | |
return this.pushStack( winnow(this, selector, true), "filter", selector ); | |
}, | |
is: function( selector ) { | |
return !!selector && ( | |
typeof selector === "string" ? | |
// If this is a positional/relative selector, check membership in the returned set | |
// so $("p:first").is("p:last") won't return true for a doc with two "p". | |
rneedsContext.test( selector ) ? | |
jQuery( selector, this.context ).index( this[0] ) >= 0 : | |
jQuery.filter( selector, this ).length > 0 : | |
this.filter( selector ).length > 0 ); | |
}, | |
closest: function( selectors, context ) { | |
var cur, | |
i = 0, | |
l = this.length, | |
ret = [], | |
pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? | |
jQuery( selectors, context || this.context ) : | |
0; | |
for ( ; i < l; i++ ) { | |
cur = this[i]; | |
while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) { | |
if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) { | |
ret.push( cur ); | |
break; | |
} | |
cur = cur.parentNode; | |
} | |
} | |
ret = ret.length > 1 ? jQuery.unique( ret ) : ret; | |
return this.pushStack( ret, "closest", selectors ); | |
}, | |
// Determine the position of an element within | |
// the matched set of elements | |
index: function( elem ) { | |
// No argument, return index in parent | |
if ( !elem ) { | |
return ( this[0] && this[0].parentNode ) ? this.prevAll().length : -1; | |
} | |
// index in selector | |
if ( typeof elem === "string" ) { | |
return jQuery.inArray( this[0], jQuery( elem ) ); | |
} | |
// Locate the position of the desired element | |
return jQuery.inArray( | |
// If it receives a jQuery object, the first element is used | |
elem.jquery ? elem[0] : elem, this ); | |
}, | |
add: function( selector, context ) { | |
var set = typeof selector === "string" ? | |
jQuery( selector, context ) : | |
jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ), | |
all = jQuery.merge( this.get(), set ); | |
return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ? | |
all : | |
jQuery.unique( all ) ); | |
}, | |
addBack: function( selector ) { | |
return this.add( selector == null ? | |
this.prevObject : this.prevObject.filter(selector) | |
); | |
} | |
}); | |
jQuery.fn.andSelf = jQuery.fn.addBack; | |
// A painfully simple check to see if an element is disconnected | |
// from a document (should be improved, where feasible). | |
function isDisconnected( node ) { | |
return !node || !node.parentNode || node.parentNode.nodeType === 11; | |
} | |
function sibling( cur, dir ) { | |
do { | |
cur = cur[ dir ]; | |
} while ( cur && cur.nodeType !== 1 ); | |
return cur; | |
} | |
jQuery.each({ | |
parent: function( elem ) { | |
var parent = elem.parentNode; | |
return parent && parent.nodeType !== 11 ? parent : null; | |
}, | |
parents: function( elem ) { | |
return jQuery.dir( elem, "parentNode" ); | |
}, | |
parentsUntil: function( elem, i, until ) { | |
return jQuery.dir( elem, "parentNode", until ); | |
}, | |
next: function( elem ) { | |
return sibling( elem, "nextSibling" ); | |
}, | |
prev: function( elem ) { | |
return sibling( elem, "previousSibling" ); | |
}, | |
nextAll: function( elem ) { | |
return jQuery.dir( elem, "nextSibling" ); | |
}, | |
prevAll: function( elem ) { | |
return jQuery.dir( elem, "previousSibling" ); | |
}, | |
nextUntil: function( elem, i, until ) { | |
return jQuery.dir( elem, "nextSibling", until ); | |
}, | |
prevUntil: function( elem, i, until ) { | |
return jQuery.dir( elem, "previousSibling", until ); | |
}, | |
siblings: function( elem ) { | |
return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); | |
}, | |
children: function( elem ) { | |
return jQuery.sibling( elem.firstChild ); | |
}, | |
contents: function( elem ) { | |
return jQuery.nodeName( elem, "iframe" ) ? | |
elem.contentDocument || elem.contentWindow.document : | |
jQuery.merge( [], elem.childNodes ); | |
} | |
}, function( name, fn ) { | |
jQuery.fn[ name ] = function( until, selector ) { | |
var ret = jQuery.map( this, fn, until ); | |
if ( !runtil.test( name ) ) { | |
selector = until; | |
} | |
if ( selector && typeof selector === "string" ) { | |
ret = jQuery.filter( selector, ret ); | |
} | |
ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret; | |
if ( this.length > 1 && rparentsprev.test( name ) ) { | |
ret = ret.reverse(); | |
} | |
return this.pushStack( ret, name, core_slice.call( arguments ).join(",") ); | |
}; | |
}); | |
jQuery.extend({ | |
filter: function( expr, elems, not ) { | |
if ( not ) { | |
expr = ":not(" + expr + ")"; | |
} | |
return elems.length === 1 ? | |
jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] : | |
jQuery.find.matches(expr, elems); | |
}, | |
dir: function( elem, dir, until ) { | |
var matched = [], | |
cur = elem[ dir ]; | |
while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) { | |
if ( cur.nodeType === 1 ) { | |
matched.push( cur ); | |
} | |
cur = cur[dir]; | |
} | |
return matched; | |
}, | |
sibling: function( n, elem ) { | |
var r = []; | |
for ( ; n; n = n.nextSibling ) { | |
if ( n.nodeType === 1 && n !== elem ) { | |
r.push( n ); | |
} | |
} | |
return r; | |
} | |
}); | |
// Implement the identical functionality for filter and not | |
function winnow( elements, qualifier, keep ) { | |
// Can't pass null or undefined to indexOf in Firefox 4 | |
// Set to 0 to skip string check | |
qualifier = qualifier || 0; | |
if ( jQuery.isFunction( qualifier ) ) { | |
return jQuery.grep(elements, function( elem, i ) { | |
var retVal = !!qualifier.call( elem, i, elem ); | |
return retVal === keep; | |
}); | |
} else if ( qualifier.nodeType ) { | |
return jQuery.grep(elements, function( elem, i ) { | |
return ( elem === qualifier ) === keep; | |
}); | |
} else if ( typeof qualifier === "string" ) { | |
var filtered = jQuery.grep(elements, function( elem ) { | |
return elem.nodeType === 1; | |
}); | |
if ( isSimple.test( qualifier ) ) { | |
return jQuery.filter(qualifier, filtered, !keep); | |
} else { | |
qualifier = jQuery.filter( qualifier, filtered ); | |
} | |
} | |
return jQuery.grep(elements, function( elem, i ) { | |
return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep; | |
}); | |
} | |
function createSafeFragment( document ) { | |
var list = nodeNames.split( "|" ), | |
safeFrag = document.createDocumentFragment(); | |
if ( safeFrag.createElement ) { | |
while ( list.length ) { | |
safeFrag.createElement( | |
list.pop() | |
); | |
} | |
} | |
return safeFrag; | |
} | |
var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" + | |
"header|hgroup|mark|meter|nav|output|progress|section|summary|time|video", | |
rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g, | |
rleadingWhitespace = /^\s+/, | |
rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, | |
rtagName = /<([\w:]+)/, | |
rtbody = /<tbody/i, | |
rhtml = /<|&#?\w+;/, | |
rnoInnerhtml = /<(?:script|style|link)/i, | |
rnocache = /<(?:script|object|embed|option|style)/i, | |
rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"), | |
rcheckableType = /^(?:checkbox|radio)$/, | |
// checked="checked" or checked | |
rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, | |
rscriptType = /\/(java|ecma)script/i, | |
rcleanScript = /^\s*<!(?:\[CDATA\[|\-\-)|[\]\-]{2}>\s*$/g, | |
wrapMap = { | |
option: [ 1, "<select multiple='multiple'>", "</select>" ], | |
legend: [ 1, "<fieldset>", "</fieldset>" ], | |
thead: [ 1, "<table>", "</table>" ], | |
tr: [ 2, "<table><tbody>", "</tbody></table>" ], | |
td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ], | |
col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ], | |
area: [ 1, "<map>", "</map>" ], | |
_default: [ 0, "", "" ] | |
}, | |
safeFragment = createSafeFragment( document ), | |
fragmentDiv = safeFragment.appendChild( document.createElement("div") ); | |
wrapMap.optgroup = wrapMap.option; | |
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; | |
wrapMap.th = wrapMap.td; | |
// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags, | |
// unless wrapped in a div with non-breaking characters in front of it. | |
if ( !jQuery.support.htmlSerialize ) { | |
wrapMap._default = [ 1, "X<div>", "</div>" ]; | |
} | |
jQuery.fn.extend({ | |
text: function( value ) { | |
return jQuery.access( this, function( value ) { | |
return value === undefined ? | |
jQuery.text( this ) : | |
this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) ); | |
}, null, value, arguments.length ); | |
}, | |
wrapAll: function( html ) { | |
if ( jQuery.isFunction( html ) ) { | |
return this.each(function(i) { | |
jQuery(this).wrapAll( html.call(this, i) ); | |
}); | |
} | |
if ( this[0] ) { | |
// The elements to wrap the target around | |
var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true); | |
if ( this[0].parentNode ) { | |
wrap.insertBefore( this[0] ); | |
} | |
wrap.map(function() { | |
var elem = this; | |
while ( elem.firstChild && elem.firstChild.nodeType === 1 ) { | |
elem = elem.firstChild; | |
} | |
return elem; | |
}).append( this ); | |
} | |
return this; | |
}, | |
wrapInner: function( html ) { | |
if ( jQuery.isFunction( html ) ) { | |
return this.each(function(i) { | |
jQuery(this).wrapInner( html.call(this, i) ); | |
}); | |
} | |
return this.each(function() { | |
var self = jQuery( this ), | |
contents = self.contents(); | |
if ( contents.length ) { | |
contents.wrapAll( html ); | |
} else { | |
self.append( html ); | |
} | |
}); | |
}, | |
wrap: function( html ) { | |
var isFunction = jQuery.isFunction( html ); | |
return this.each(function(i) { | |
jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html ); | |
}); | |
}, | |
unwrap: function() { | |
return this.parent().each(function() { | |
if ( !jQuery.nodeName( this, "body" ) ) { | |
jQuery( this ).replaceWith( this.childNodes ); | |
} | |
}).end(); | |
}, | |
append: function() { | |
return this.domManip(arguments, true, function( elem ) { | |
if ( this.nodeType === 1 || this.nodeType === 11 ) { | |
this.appendChild( elem ); | |
} | |
}); | |
}, | |
prepend: function() { | |
return this.domManip(arguments, true, function( elem ) { | |
if ( this.nodeType === 1 || this.nodeType === 11 ) { | |
this.insertBefore( elem, this.firstChild ); | |
} | |
}); | |
}, | |
before: function() { | |
if ( !isDisconnected( this[0] ) ) { | |
return this.domManip(arguments, false, function( elem ) { | |
this.parentNode.insertBefore( elem, this ); | |
}); | |
} | |
if ( arguments.length ) { | |
var set = jQuery.clean( arguments ); | |
return this.pushStack( jQuery.merge( set, this ), "before", this.selector ); | |
} | |
}, | |
after: function() { | |
if ( !isDisconnected( this[0] ) ) { | |
return this.domManip(arguments, false, function( elem ) { | |
this.parentNode.insertBefore( elem, this.nextSibling ); | |
}); | |
} | |
if ( arguments.length ) { | |
var set = jQuery.clean( arguments ); | |
return this.pushStack( jQuery.merge( this, set ), "after", this.selector ); | |
} | |
}, | |
// keepData is for internal use only--do not document | |
remove: function( selector, keepData ) { | |
var elem, | |
i = 0; | |
for ( ; (elem = this[i]) != null; i++ ) { | |
if ( !selector || jQuery.filter( selector, [ elem ] ).length ) { | |
if ( !keepData && elem.nodeType === 1 ) { | |
jQuery.cleanData( elem.getElementsByTagName("*") ); | |
jQuery.cleanData( [ elem ] ); | |
} | |
if ( elem.parentNode ) { | |
elem.parentNode.removeChild( elem ); | |
} | |
} | |
} | |
return this; | |
}, | |
empty: function() { | |
var elem, | |
i = 0; | |
for ( ; (elem = this[i]) != null; i++ ) { | |
// Remove element nodes and prevent memory leaks | |
if ( elem.nodeType === 1 ) { | |
jQuery.cleanData( elem.getElementsByTagName("*") ); | |
} | |
// Remove any remaining nodes | |
while ( elem.firstChild ) { | |
elem.removeChild( elem.firstChild ); | |
} | |
} | |
return this; | |
}, | |
clone: function( dataAndEvents, deepDataAndEvents ) { | |
dataAndEvents = dataAndEvents == null ? false : dataAndEvents; | |
deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; | |
return this.map( function () { | |
return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); | |
}); | |
}, | |
html: function( value ) { | |
return jQuery.access( this, function( value ) { | |
var elem = this[0] || {}, | |
i = 0, | |
l = this.length; | |
if ( value === undefined ) { | |
return elem.nodeType === 1 ? | |
elem.innerHTML.replace( rinlinejQuery, "" ) : | |
undefined; | |
} | |
// See if we can take a shortcut and just use innerHTML | |
if ( typeof value === "string" && !rnoInnerhtml.test( value ) && | |
( jQuery.support.htmlSerialize || !rnoshimcache.test( value ) ) && | |
( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) && | |
!wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) { | |
value = value.replace( rxhtmlTag, "<$1></$2>" ); | |
try { | |
for (; i < l; i++ ) { | |
// Remove element nodes and prevent memory leaks | |
elem = this[i] || {}; | |
if ( elem.nodeType === 1 ) { | |
jQuery.cleanData( elem.getElementsByTagName( "*" ) ); | |
elem.innerHTML = value; | |
} | |
} | |
elem = 0; | |
// If using innerHTML throws an exception, use the fallback method | |
} catch(e) {} | |
} | |
if ( elem ) { | |
this.empty().append( value ); | |
} | |
}, null, value, arguments.length ); | |
}, | |
replaceWith: function( value ) { | |
if ( !isDisconnected( this[0] ) ) { | |
// Make sure that the elements are removed from the DOM before they are inserted | |
// this can help fix replacing a parent with child elements | |
if ( jQuery.isFunction( value ) ) { | |
return this.each(function(i) { | |
var self = jQuery(this), old = self.html(); | |
self.replaceWith( value.call( this, i, old ) ); | |
}); | |
} | |
if ( typeof value !== "string" ) { | |
value = jQuery( value ).detach(); | |
} | |
return this.each(function() { | |
var next = this.nextSibling, | |
parent = this.parentNode; | |
jQuery( this ).remove(); | |
if ( next ) { | |
jQuery(next).before( value ); | |
} else { | |
jQuery(parent).append( value ); | |
} | |
}); | |
} | |
return this.length ? | |
this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value ) : | |
this; | |
}, | |
detach: function( selector ) { | |
return this.remove( selector, true ); | |
}, | |
domManip: function( args, table, callback ) { | |
// Flatten any nested arrays | |
args = [].concat.apply( [], args ); | |
var results, first, fragment, iNoClone, | |
i = 0, | |
value = args[0], | |
scripts = [], | |
l = this.length; | |
// We can't cloneNode fragments that contain checked, in WebKit | |
if ( !jQuery.support.checkClone && l > 1 && typeof value === "string" && rchecked.test( value ) ) { | |
return this.each(function() { | |
jQuery(this).domManip( args, table, callback ); | |
}); | |
} | |
if ( jQuery.isFunction(value) ) { | |
return this.each(function(i) { | |
var self = jQuery(this); | |
args[0] = value.call( this, i, table ? self.html() : undefined ); | |
self.domManip( args, table, callback ); | |
}); | |
} | |
if ( this[0] ) { | |
results = jQuery.buildFragment( args, this, scripts ); | |
fragment = results.fragment; | |
first = fragment.firstChild; | |
if ( fragment.childNodes.length === 1 ) { | |
fragment = first; | |
} | |
if ( first ) { | |
table = table && jQuery.nodeName( first, "tr" ); | |
// Use the original fragment for the last item instead of the first because it can end up | |
// being emptied incorrectly in certain situations (#8070). | |
// Fragments from the fragment cache must always be cloned and never used in place. | |
for ( iNoClone = results.cacheable || l - 1; i < l; i++ ) { | |
callback.call( | |
table && jQuery.nodeName( this[i], "table" ) ? | |
findOrAppend( this[i], "tbody" ) : | |
this[i], | |
i === iNoClone ? | |
fragment : | |
jQuery.clone( fragment, true, true ) | |
); | |
} | |
} | |
// Fix #11809: Avoid leaking memory | |
fragment = first = null; | |
if ( scripts.length ) { | |
jQuery.each( scripts, function( i, elem ) { | |
if ( elem.src ) { | |
if ( jQuery.ajax ) { | |
jQuery.ajax({ | |
url: elem.src, | |
type: "GET", | |
dataType: "script", | |
async: false, | |
global: false, | |
"throws": true | |
}); | |
} else { | |
jQuery.error("no ajax"); | |
} | |
} else { | |
jQuery.globalEval( ( elem.text || elem.textContent || elem.innerHTML || "" ).replace( rcleanScript, "" ) ); | |
} | |
if ( elem.parentNode ) { | |
elem.parentNode.removeChild( elem ); | |
} | |
}); | |
} | |
} | |
return this; | |
} | |
}); | |
function findOrAppend( elem, tag ) { | |
return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) ); | |
} | |
function cloneCopyEvent( src, dest ) { | |
if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) { | |
return; | |
} | |
var type, i, l, | |
oldData = jQuery._data( src ), | |
curData = jQuery._data( dest, oldData ), | |
events = oldData.events; | |
if ( events ) { | |
delete curData.handle; | |
curData.events = {}; | |
for ( type in events ) { | |
for ( i = 0, l = events[ type ].length; i < l; i++ ) { | |
jQuery.event.add( dest, type, events[ type ][ i ] ); | |
} | |
} | |
} | |
// make the cloned public data object a copy from the original | |
if ( curData.data ) { | |
curData.data = jQuery.extend( {}, curData.data ); | |
} | |
} | |
function cloneFixAttributes( src, dest ) { | |
var nodeName; | |
// We do not need to do anything for non-Elements | |
if ( dest.nodeType !== 1 ) { | |
return; | |
} | |
// clearAttributes removes the attributes, which we don't want, | |
// but also removes the attachEvent events, which we *do* want | |
if ( dest.clearAttributes ) { | |
dest.clearAttributes(); | |
} | |
// mergeAttributes, in contrast, only merges back on the | |
// original attributes, not the events | |
if ( dest.mergeAttributes ) { | |
dest.mergeAttributes( src ); | |
} | |
nodeName = dest.nodeName.toLowerCase(); | |
if ( nodeName === "object" ) { | |
// IE6-10 improperly clones children of object elements using classid. | |
// IE10 throws NoModificationAllowedError if parent is null, #12132. | |
if ( dest.parentNode ) { | |
dest.outerHTML = src.outerHTML; | |
} | |
// This path appears unavoidable for IE9. When cloning an object | |
// element in IE9, the outerHTML strategy above is not sufficient. | |
// If the src has innerHTML and the destination does not, | |
// copy the src.innerHTML into the dest.innerHTML. #10324 | |
if ( jQuery.support.html5Clone && (src.innerHTML && !jQuery.trim(dest.innerHTML)) ) { | |
dest.innerHTML = src.innerHTML; | |
} | |
} else if ( nodeName === "input" && rcheckableType.test( src.type ) ) { | |
// IE6-8 fails to persist the checked state of a cloned checkbox | |
// or radio button. Worse, IE6-7 fail to give the cloned element | |
// a checked appearance if the defaultChecked value isn't also set | |
dest.defaultChecked = dest.checked = src.checked; | |
// IE6-7 get confused and end up setting the value of a cloned | |
// checkbox/radio button to an empty string instead of "on" | |
if ( dest.value !== src.value ) { | |
dest.value = src.value; | |
} | |
// IE6-8 fails to return the selected option to the default selected | |
// state when cloning options | |
} else if ( nodeName === "option" ) { | |
dest.selected = src.defaultSelected; | |
// IE6-8 fails to set the defaultValue to the correct value when | |
// cloning other types of input fields | |
} else if ( nodeName === "input" || nodeName === "textarea" ) { | |
dest.defaultValue = src.defaultValue; | |
// IE blanks contents when cloning scripts | |
} else if ( nodeName === "script" && dest.text !== src.text ) { | |
dest.text = src.text; | |
} | |
// Event data gets referenced instead of copied if the expando | |
// gets copied too | |
dest.removeAttribute( jQuery.expando ); | |
} | |
jQuery.buildFragment = function( args, context, scripts ) { | |
var fragment, cacheable, cachehit, | |
first = args[ 0 ]; | |
// Set context from what may come in as undefined or a jQuery collection or a node | |
// Updated to fix #12266 where accessing context[0] could throw an exception in IE9/10 & | |
// also doubles as fix for #8950 where plain objects caused createDocumentFragment exception | |
context = context || document; | |
context = !context.nodeType && context[0] || context; | |
context = context.ownerDocument || context; | |
// Only cache "small" (1/2 KB) HTML strings that are associated with the main document | |
// Cloning options loses the selected state, so don't cache them | |
// IE 6 doesn't like it when you put <object> or <embed> elements in a fragment | |
// Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache | |
// Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501 | |
if ( args.length === 1 && typeof first === "string" && first.length < 512 && context === document && | |
first.charAt(0) === "<" && !rnocache.test( first ) && | |
(jQuery.support.checkClone || !rchecked.test( first )) && | |
(jQuery.support.html5Clone || !rnoshimcache.test( first )) ) { | |
// Mark cacheable and look for a hit | |
cacheable = true; | |
fragment = jQuery.fragments[ first ]; | |
cachehit = fragment !== undefined; | |
} | |
if ( !fragment ) { | |
fragment = context.createDocumentFragment(); | |
jQuery.clean( args, context, fragment, scripts ); | |
// Update the cache, but only store false | |
// unless this is a second parsing of the same content | |
if ( cacheable ) { | |
jQuery.fragments[ first ] = cachehit && fragment; | |
} | |
} | |
return { fragment: fragment, cacheable: cacheable }; | |
}; | |
jQuery.fragments = {}; | |
jQuery.each({ | |
appendTo: "append", | |
prependTo: "prepend", | |
insertBefore: "before", | |
insertAfter: "after", | |
replaceAll: "replaceWith" | |
}, function( name, original ) { | |
jQuery.fn[ name ] = function( selector ) { | |
var elems, | |
i = 0, | |
ret = [], | |
insert = jQuery( selector ), | |
l = insert.length, | |
parent = this.length === 1 && this[0].parentNode; | |
if ( (parent == null || parent && parent.nodeType === 11 && parent.childNodes.length === 1) && l === 1 ) { | |
insert[ original ]( this[0] ); | |
return this; | |
} else { | |
for ( ; i < l; i++ ) { | |
elems = ( i > 0 ? this.clone(true) : this ).get(); | |
jQuery( insert[i] )[ original ]( elems ); | |
ret = ret.concat( elems ); | |
} | |
return this.pushStack( ret, name, insert.selector ); | |
} | |
}; | |
}); | |
function getAll( elem ) { | |
if ( typeof elem.getElementsByTagName !== "undefined" ) { | |
return elem.getElementsByTagName( "*" ); | |
} else if ( typeof elem.querySelectorAll !== "undefined" ) { | |
return elem.querySelectorAll( "*" ); | |
} else { | |
return []; | |
} | |
} | |
// Used in clean, fixes the defaultChecked property | |
function fixDefaultChecked( elem ) { | |
if ( rcheckableType.test( elem.type ) ) { | |
elem.defaultChecked = elem.checked; | |
} | |
} | |
jQuery.extend({ | |
clone: function( elem, dataAndEvents, deepDataAndEvents ) { | |
var srcElements, | |
destElements, | |
i, | |
clone; | |
if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) { | |
clone = elem.cloneNode( true ); | |
// IE<=8 does not properly clone detached, unknown element nodes | |
} else { | |
fragmentDiv.innerHTML = elem.outerHTML; | |
fragmentDiv.removeChild( clone = fragmentDiv.firstChild ); | |
} | |
if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) && | |
(elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) { | |
// IE copies events bound via attachEvent when using cloneNode. | |
// Calling detachEvent on the clone will also remove the events | |
// from the original. In order to get around this, we use some | |
// proprietary methods to clear the events. Thanks to MooTools | |
// guys for this hotness. | |
cloneFixAttributes( elem, clone ); | |
// Using Sizzle here is crazy slow, so we use getElementsByTagName instead | |
srcElements = getAll( elem ); | |
destElements = getAll( clone ); | |
// Weird iteration because IE will replace the length property | |
// with an element if you are cloning the body and one of the | |
// elements on the page has a name or id of "length" | |
for ( i = 0; srcElements[i]; ++i ) { | |
// Ensure that the destination node is not null; Fixes #9587 | |
if ( destElements[i] ) { | |
cloneFixAttributes( srcElements[i], destElements[i] ); | |
} | |
} | |
} | |
// Copy the events from the original to the clone | |
if ( dataAndEvents ) { | |
cloneCopyEvent( elem, clone ); | |
if ( deepDataAndEvents ) { | |
srcElements = getAll( elem ); | |
destElements = getAll( clone ); | |
for ( i = 0; srcElements[i]; ++i ) { | |
cloneCopyEvent( srcElements[i], destElements[i] ); | |
} | |
} | |
} | |
srcElements = destElements = null; | |
// Return the cloned set | |
return clone; | |
}, | |
clean: function( elems, context, fragment, scripts ) { | |
var i, j, elem, tag, wrap, depth, div, hasBody, tbody, len, handleScript, jsTags, | |
safe = context === document && safeFragment, | |
ret = []; | |
// Ensure that context is a document | |
if ( !context || typeof context.createDocumentFragment === "undefined" ) { | |
context = document; | |
} | |
// Use the already-created safe fragment if context permits | |
for ( i = 0; (elem = elems[i]) != null; i++ ) { | |
if ( typeof elem === "number" ) { | |
elem += ""; | |
} | |
if ( !elem ) { | |
continue; | |
} | |
// Convert html string into DOM nodes | |
if ( typeof elem === "string" ) { | |
if ( !rhtml.test( elem ) ) { | |
elem = context.createTextNode( elem ); | |
} else { | |
// Ensure a safe container in which to render the html | |
safe = safe || createSafeFragment( context ); | |
div = context.createElement("div"); | |
safe.appendChild( div ); | |
// Fix "XHTML"-style tags in all browsers | |
elem = elem.replace(rxhtmlTag, "<$1></$2>"); | |
// Go to html and back, then peel off extra wrappers | |
tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase(); | |
wrap = wrapMap[ tag ] || wrapMap._default; | |
depth = wrap[0]; | |
div.innerHTML = wrap[1] + elem + wrap[2]; | |
// Move to the right depth | |
while ( depth-- ) { | |
div = div.lastChild; | |
} | |
// Remove IE's autoinserted <tbody> from table fragments | |
if ( !jQuery.support.tbody ) { | |
// String was a <table>, *may* have spurious <tbody> | |
hasBody = rtbody.test(elem); | |
tbody = tag === "table" && !hasBody ? | |
div.firstChild && div.firstChild.childNodes : | |
// String was a bare <thead> or <tfoot> | |
wrap[1] === "<table>" && !hasBody ? | |
div.childNodes : | |
[]; | |
for ( j = tbody.length - 1; j >= 0 ; --j ) { | |
if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) { | |
tbody[ j ].parentNode.removeChild( tbody[ j ] ); | |
} | |
} | |
} | |
// IE completely kills leading whitespace when innerHTML is used | |
if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) { | |
div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild ); | |
} | |
elem = div.childNodes; | |
// Take out of fragment container (we need a fresh div each time) | |
div.parentNode.removeChild( div ); | |
} | |
} | |
if ( elem.nodeType ) { | |
ret.push( elem ); | |
} else { | |
jQuery.merge( ret, elem ); | |
} | |
} | |
// Fix #11356: Clear elements from safeFragment | |
if ( div ) { | |
elem = div = safe = null; | |
} | |
// Reset defaultChecked for any radios and checkboxes | |
// about to be appended to the DOM in IE 6/7 (#8060) | |
if ( !jQuery.support.appendChecked ) { | |
for ( i = 0; (elem = ret[i]) != null; i++ ) { | |
if ( jQuery.nodeName( elem, "input" ) ) { | |
fixDefaultChecked( elem ); | |
} else if ( typeof elem.getElementsByTagName !== "undefined" ) { | |
jQuery.grep( elem.getElementsByTagName("input"), fixDefaultChecked ); | |
} | |
} | |
} | |
// Append elements to a provided document fragment | |
if ( fragment ) { | |
// Special handling of each script element | |
handleScript = function( elem ) { | |
// Check if we consider it executable | |
if ( !elem.type || rscriptType.test( elem.type ) ) { | |
// Detach the script and store it in the scripts array (if provided) or the fragment | |
// Return truthy to indicate that it has been handled | |
return scripts ? | |
scripts.push( elem.parentNode ? elem.parentNode.removeChild( elem ) : elem ) : | |
fragment.appendChild( elem ); | |
} | |
}; | |
for ( i = 0; (elem = ret[i]) != null; i++ ) { | |
// Check if we're done after handling an executable script | |
if ( !( jQuery.nodeName( elem, "script" ) && handleScript( elem ) ) ) { | |
// Append to fragment and handle embedded scripts | |
fragment.appendChild( elem ); | |
if ( typeof elem.getElementsByTagName !== "undefined" ) { | |
// handleScript alters the DOM, so use jQuery.merge to ensure snapshot iteration | |
jsTags = jQuery.grep( jQuery.merge( [], elem.getElementsByTagName("script") ), handleScript ); | |
// Splice the scripts into ret after their former ancestor and advance our index beyond them | |
ret.splice.apply( ret, [i + 1, 0].concat( jsTags ) ); | |
i += jsTags.length; | |
} | |
} | |
} | |
} | |
return ret; | |
}, | |
cleanData: function( elems, /* internal */ acceptData ) { | |
var data, id, elem, type, | |
i = 0, | |
internalKey = jQuery.expando, | |
cache = jQuery.cache, | |
deleteExpando = jQuery.support.deleteExpando, | |
special = jQuery.event.special; | |
for ( ; (elem = elems[i]) != null; i++ ) { | |
if ( acceptData || jQuery.acceptData( elem ) ) { | |
id = elem[ internalKey ]; | |
data = id && cache[ id ]; | |
if ( data ) { | |
if ( data.events ) { | |
for ( type in data.events ) { | |
if ( special[ type ] ) { | |
jQuery.event.remove( elem, type ); | |
// This is a shortcut to avoid jQuery.event.remove's overhead | |
} else { | |
jQuery.removeEvent( elem, type, data.handle ); | |
} | |
} | |
} | |
// Remove cache only if it was not already removed by jQuery.event.remove | |
if ( cache[ id ] ) { | |
delete cache[ id ]; | |
// IE does not allow us to delete expando properties from nodes, | |
// nor does it have a removeAttribute function on Document nodes; | |
// we must handle all of these cases | |
if ( deleteExpando ) { | |
delete elem[ internalKey ]; | |
} else if ( elem.removeAttribute ) { | |
elem.removeAttribute( internalKey ); | |
} else { | |
elem[ internalKey ] = null; | |
} | |
jQuery.deletedIds.push( id ); | |
} | |
} | |
} | |
} | |
} | |
}); | |
// Limit scope pollution from any deprecated API | |
(function() { | |
var matched, browser; | |
// Use of jQuery.browser is frowned upon. | |
// More details: http://api.jquery.com/jQuery.browser | |
// jQuery.uaMatch maintained for back-compat | |
jQuery.uaMatch = function( ua ) { | |
ua = ua.toLowerCase(); | |
var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) || | |
/(webkit)[ \/]([\w.]+)/.exec( ua ) || | |
/(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) || | |
/(msie) ([\w.]+)/.exec( ua ) || | |
ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) || | |
[]; | |
return { | |
browser: match[ 1 ] || "", | |
version: match[ 2 ] || "0" | |
}; | |
}; | |
matched = jQuery.uaMatch( navigator.userAgent ); | |
browser = {}; | |
if ( matched.browser ) { | |
browser[ matched.browser ] = true; | |
browser.version = matched.version; | |
} | |
// Chrome is Webkit, but Webkit is also Safari. | |
if ( browser.chrome ) { | |
browser.webkit = true; | |
} else if ( browser.webkit ) { | |
browser.safari = true; | |
} | |
jQuery.browser = browser; | |
jQuery.sub = function() { | |
function jQuerySub( selector, context ) { | |
return new jQuerySub.fn.init( selector, context ); | |
} | |
jQuery.extend( true, jQuerySub, this ); | |
jQuerySub.superclass = this; | |
jQuerySub.fn = jQuerySub.prototype = this(); | |
jQuerySub.fn.constructor = jQuerySub; | |
jQuerySub.sub = this.sub; | |
jQuerySub.fn.init = function init( selector, context ) { | |
if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) { | |
context = jQuerySub( context ); | |
} | |
return jQuery.fn.init.call( this, selector, context, rootjQuerySub ); | |
}; | |
jQuerySub.fn.init.prototype = jQuerySub.fn; | |
var rootjQuerySub = jQuerySub(document); | |
return jQuerySub; | |
}; | |
})(); | |
var curCSS, iframe, iframeDoc, | |
ralpha = /alpha\([^)]*\)/i, | |
ropacity = /opacity=([^)]*)/, | |
rposition = /^(top|right|bottom|left)$/, | |
// swappable if display is none or starts with table except "table", "table-cell", or "table-caption" | |
// see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display | |
rdisplayswap = /^(none|table(?!-c[ea]).+)/, | |
rmargin = /^margin/, | |
rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ), | |
rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ), | |
rrelNum = new RegExp( "^([-+])=(" + core_pnum + ")", "i" ), | |
elemdisplay = {}, | |
cssShow = { position: "absolute", visibility: "hidden", display: "block" }, | |
cssNormalTransform = { | |
letterSpacing: 0, | |
fontWeight: 400 | |
}, | |
cssExpand = [ "Top", "Right", "Bottom", "Left" ], | |
cssPrefixes = [ "Webkit", "O", "Moz", "ms" ], | |
eventsToggle = jQuery.fn.toggle; | |
// return a css property mapped to a potentially vendor prefixed property | |
function vendorPropName( style, name ) { | |
// shortcut for names that are not vendor prefixed | |
if ( name in style ) { | |
return name; | |
} | |
// check for vendor prefixed names | |
var capName = name.charAt(0).toUpperCase() + name.slice(1), | |
origName = name, | |
i = cssPrefixes.length; | |
while ( i-- ) { | |
name = cssPrefixes[ i ] + capName; | |
if ( name in style ) { | |
return name; | |
} | |
} | |
return origName; | |
} | |
function isHidden( elem, el ) { | |
elem = el || elem; | |
return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); | |
} | |
function showHide( elements, show ) { | |
var elem, display, | |
values = [], | |
index = 0, | |
length = elements.length; | |
for ( ; index < length; index++ ) { | |
elem = elements[ index ]; | |
if ( !elem.style ) { | |
continue; | |
} | |
values[ index ] = jQuery._data( elem, "olddisplay" ); | |
if ( show ) { | |
// Reset the inline display of this element to learn if it is | |
// being hidden by cascaded rules or not | |
if ( !values[ index ] && elem.style.display === "none" ) { | |
elem.style.display = ""; | |
} | |
// Set elements which have been overridden with display: none | |
// in a stylesheet to whatever the default browser style is | |
// for such an element | |
if ( elem.style.display === "" && isHidden( elem ) ) { | |
values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) ); | |
} | |
} else { | |
display = curCSS( elem, "display" ); | |
if ( !values[ index ] && display !== "none" ) { | |
jQuery._data( elem, "olddisplay", display ); | |
} | |
} | |
} | |
// Set the display of most of the elements in a second loop | |
// to avoid the constant reflow | |
for ( index = 0; index < length; index++ ) { | |
elem = elements[ index ]; | |
if ( !elem.style ) { | |
continue; | |
} | |
if ( !show || elem.style.display === "none" || elem.style.display === "" ) { | |
elem.style.display = show ? values[ index ] || "" : "none"; | |
} | |
} | |
return elements; | |
} | |
jQuery.fn.extend({ | |
css: function( name, value ) { | |
return jQuery.access( this, function( elem, name, value ) { | |
return value !== undefined ? | |
jQuery.style( elem, name, value ) : | |
jQuery.css( elem, name ); | |
}, name, value, arguments.length > 1 ); | |
}, | |
show: function() { | |
return showHide( this, true ); | |
}, | |
hide: function() { | |
return showHide( this ); | |
}, | |
toggle: function( state, fn2 ) { | |
var bool = typeof state === "boolean"; | |
if ( jQuery.isFunction( state ) && jQuery.isFunction( fn2 ) ) { | |
return eventsToggle.apply( this, arguments ); | |
} | |
return this.each(function() { | |
if ( bool ? state : isHidden( this ) ) { | |
jQuery( this ).show(); | |
} else { | |
jQuery( this ).hide(); | |
} | |
}); | |
} | |
}); | |
jQuery.extend({ | |
// Add in style property hooks for overriding the default | |
// behavior of getting and setting a style property | |
cssHooks: { | |
opacity: { | |
get: function( elem, computed ) { | |
if ( computed ) { | |
// We should always get a number back from opacity | |
var ret = curCSS( elem, "opacity" ); | |
return ret === "" ? "1" : ret; | |
} | |
} | |
} | |
}, | |
// Exclude the following css properties to add px | |
cssNumber: { | |
"fillOpacity": true, | |
"fontWeight": true, | |
"lineHeight": true, | |
"opacity": true, | |
"orphans": true, | |
"widows": true, | |
"zIndex": true, | |
"zoom": true | |
}, | |
// Add in properties whose names you wish to fix before | |
// setting or getting the value | |
cssProps: { | |
// normalize float css property | |
"float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat" | |
}, | |
// Get and set the style property on a DOM Node | |
style: function( elem, name, value, extra ) { | |
// Don't set styles on text and comment nodes | |
if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { | |
return; | |
} | |
// Make sure that we're working with the right name | |
var ret, type, hooks, | |
origName = jQuery.camelCase( name ), | |
style = elem.style; | |
name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) ); | |
// gets hook for the prefixed version | |
// followed by the unprefixed version | |
hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; | |
// Check if we're setting a value | |
if ( value !== undefined ) { | |
type = typeof value; | |
// convert relative number strings (+= or -=) to relative numbers. #7345 | |
if ( type === "string" && (ret = rrelNum.exec( value )) ) { | |
value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) ); | |
// Fixes bug #9237 | |
type = "number"; | |
} | |
// Make sure that NaN and null values aren't set. See: #7116 | |
if ( value == null || type === "number" && isNaN( value ) ) { | |
return; | |
} | |
// If a number was passed in, add 'px' to the (except for certain CSS properties) | |
if ( type === "number" && !jQuery.cssNumber[ origName ] ) { | |
value += "px"; | |
} | |
// If a hook was provided, use that value, otherwise just set the specified value | |
if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) { | |
// Wrapped to prevent IE from throwing errors when 'invalid' values are provided | |
// Fixes bug #5509 | |
try { | |
style[ name ] = value; | |
} catch(e) {} | |
} | |
} else { | |
// If a hook was provided get the non-computed value from there | |
if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) { | |
return ret; | |
} | |
// Otherwise just get the value from the style object | |
return style[ name ]; | |
} | |
}, | |
css: function( elem, name, numeric, extra ) { | |
var val, num, hooks, | |
origName = jQuery.camelCase( name ); | |
// Make sure that we're working with the right name | |
name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) ); | |
// gets hook for the prefixed version | |
// followed by the unprefixed version | |
hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; | |
// If a hook was provided get the computed value from there | |
if ( hooks && "get" in hooks ) { | |
val = hooks.get( elem, true, extra ); | |
} | |
// Otherwise, if a way to get the computed value exists, use that | |
if ( val === undefined ) { | |
val = curCSS( elem, name ); | |
} | |
//convert "normal" to computed value | |
if ( val === "normal" && name in cssNormalTransform ) { | |
val = cssNormalTransform[ name ]; | |
} | |
// Return, converting to number if forced or a qualifier was provided and val looks numeric | |
if ( numeric || extra !== undefined ) { | |
num = parseFloat( val ); | |
return numeric || jQuery.isNumeric( num ) ? num || 0 : val; | |
} | |
return val; | |
}, | |
// A method for quickly swapping in/out CSS properties to get correct calculations | |
swap: function( elem, options, callback ) { | |
var ret, name, | |
old = {}; | |
// Remember the old values, and insert the new ones | |
for ( name in options ) { | |
old[ name ] = elem.style[ name ]; | |
elem.style[ name ] = options[ name ]; | |
} | |
ret = callback.call( elem ); | |
// Revert the old values | |
for ( name in options ) { | |
elem.style[ name ] = old[ name ]; | |
} | |
return ret; | |
} | |
}); | |
// NOTE: To any future maintainer, we've window.getComputedStyle | |
// because jsdom on node.js will break without it. | |
if ( window.getComputedStyle ) { | |
curCSS = function( elem, name ) { | |
var ret, width, minWidth, maxWidth, | |
computed = window.getComputedStyle( elem, null ), | |
style = elem.style; | |
if ( computed ) { | |
ret = computed[ name ]; | |
if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { | |
ret = jQuery.style( elem, name ); | |
} | |
// A tribute to the "awesome hack by Dean Edwards" | |
// Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right | |
// Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels | |
// this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values | |
if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) { | |
width = style.width; | |
minWidth = style.minWidth; | |
maxWidth = style.maxWidth; | |
style.minWidth = style.maxWidth = style.width = ret; | |
ret = computed.width; | |
style.width = width; | |
style.minWidth = minWidth; | |
style.maxWidth = maxWidth; | |
} | |
} | |
return ret; | |
}; | |
} else if ( document.documentElement.currentStyle ) { | |
curCSS = function( elem, name ) { | |
var left, rsLeft, | |
ret = elem.currentStyle && elem.currentStyle[ name ], | |
style = elem.style; | |
// Avoid setting ret to empty string here | |
// so we don't default to auto | |
if ( ret == null && style && style[ name ] ) { | |
ret = style[ name ]; | |
} | |
// From the awesome hack by Dean Edwards | |
// http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291 | |
// If we're not dealing with a regular pixel number | |
// but a number that has a weird ending, we need to convert it to pixels | |
// but not position css attributes, as those are proportional to the parent element instead | |
// and we can't measure the parent instead because it might trigger a "stacking dolls" problem | |
if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) { | |
// Remember the original values | |
left = style.left; | |
rsLeft = elem.runtimeStyle && elem.runtimeStyle.left; | |
// Put in the new values to get a computed value out | |
if ( rsLeft ) { | |
elem.runtimeStyle.left = elem.currentStyle.left; | |
} | |
style.left = name === "fontSize" ? "1em" : ret; | |
ret = style.pixelLeft + "px"; | |
// Revert the changed values | |
style.left = left; | |
if ( rsLeft ) { | |
elem.runtimeStyle.left = rsLeft; | |
} | |
} | |
return ret === "" ? "auto" : ret; | |
}; | |
} | |
function setPositiveNumber( elem, value, subtract ) { | |
var matches = rnumsplit.exec( value ); | |
return matches ? | |
Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) : | |
value; | |
} | |
function augmentWidthOrHeight( elem, name, extra, isBorderBox ) { | |
var i = extra === ( isBorderBox ? "border" : "content" ) ? | |
// If we already have the right measurement, avoid augmentation | |
4 : | |
// Otherwise initialize for horizontal or vertical properties | |
name === "width" ? 1 : 0, | |
val = 0; | |
for ( ; i < 4; i += 2 ) { | |
// both box models exclude margin, so add it if we want it | |
if ( extra === "margin" ) { | |
// we use jQuery.css instead of curCSS here | |
// because of the reliableMarginRight CSS hook! | |
val += jQuery.css( elem, extra + cssExpand[ i ], true ); | |
} | |
// From this point on we use curCSS for maximum performance (relevant in animations) | |
if ( isBorderBox ) { | |
// border-box includes padding, so remove it if we want content | |
if ( extra === "content" ) { | |
val -= parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0; | |
} | |
// at this point, extra isn't border nor margin, so remove border | |
if ( extra !== "margin" ) { | |
val -= parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0; | |
} | |
} else { | |
// at this point, extra isn't content, so add padding | |
val += parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0; | |
// at this point, extra isn't content nor padding, so add border | |
if ( extra !== "padding" ) { | |
val += parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0; | |
} | |
} | |
} | |
return val; | |
} | |
function getWidthOrHeight( elem, name, extra ) { | |
// Start with offset property, which is equivalent to the border-box value | |
var val = name === "width" ? elem.offsetWidth : elem.offsetHeight, | |
valueIsBorderBox = true, | |
isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box"; | |
// some non-html elements return undefined for offsetWidth, so check for null/undefined | |
// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285 | |
// MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668 | |
if ( val <= 0 || val == null ) { | |
// Fall back to computed then uncomputed css if necessary | |
val = curCSS( elem, name ); | |
if ( val < 0 || val == null ) { | |
val = elem.style[ name ]; | |
} | |
// Computed unit is not pixels. Stop here and return. | |
if ( rnumnonpx.test(val) ) { | |
return val; | |
} | |
// we need the check for style in case a browser which returns unreliable values | |
// for getComputedStyle silently falls back to the reliable elem.style | |
valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] ); | |
// Normalize "", auto, and prepare for extra | |
val = parseFloat( val ) || 0; | |
} | |
// use the active box-sizing model to add/subtract irrelevant styles | |
return ( val + | |
augmentWidthOrHeight( | |
elem, | |
name, | |
extra || ( isBorderBox ? "border" : "content" ), | |
valueIsBorderBox | |
) | |
) + "px"; | |
} | |
// Try to determine the default display value of an element | |
function css_defaultDisplay( nodeName ) { | |
if ( elemdisplay[ nodeName ] ) { | |
return elemdisplay[ nodeName ]; | |
} | |
var elem = jQuery( "<" + nodeName + ">" ).appendTo( document.body ), | |
display = elem.css("display"); | |
elem.remove(); | |
// If the simple way fails, | |
// get element's real default display by attaching it to a temp iframe | |
if ( display === "none" || display === "" ) { | |
// Use the already-created iframe if possible | |
iframe = document.body.appendChild( | |
iframe || jQuery.extend( document.createElement("iframe"), { | |
frameBorder: 0, | |
width: 0, | |
height: 0 | |
}) | |
); | |
// Create a cacheable copy of the iframe document on first call. | |
// IE and Opera will allow us to reuse the iframeDoc without re-writing the fake HTML | |
// document to it; WebKit & Firefox won't allow reusing the iframe document. | |
if ( !iframeDoc || !iframe.createElement ) { | |
iframeDoc = ( iframe.contentWindow || iframe.contentDocument ).document; | |
iframeDoc.write("<!doctype html><html><body>"); | |
iframeDoc.close(); | |
} | |
elem = iframeDoc.body.appendChild( iframeDoc.createElement(nodeName) ); | |
display = curCSS( elem, "display" ); | |
document.body.removeChild( iframe ); | |
} | |
// Store the correct default display | |
elemdisplay[ nodeName ] = display; | |
return display; | |
} | |
jQuery.each([ "height", "width" ], function( i, name ) { | |
jQuery.cssHooks[ name ] = { | |
get: function( elem, computed, extra ) { | |
if ( computed ) { | |
// certain elements can have dimension info if we invisibly show them | |
// however, it must have a current display style that would benefit from this | |
if ( elem.offsetWidth === 0 && rdisplayswap.test( curCSS( elem, "display" ) ) ) { | |
return jQuery.swap( elem, cssShow, function() { | |
return getWidthOrHeight( elem, name, extra ); | |
}); | |
} else { | |
return getWidthOrHeight( elem, name, extra ); | |
} | |
} | |
}, | |
set: function( elem, value, extra ) { | |
return setPositiveNumber( elem, value, extra ? | |
augmentWidthOrHeight( | |
elem, | |
name, | |
extra, | |
jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box" | |
) : 0 | |
); | |
} | |
}; | |
}); | |
if ( !jQuery.support.opacity ) { | |
jQuery.cssHooks.opacity = { | |
get: function( elem, computed ) { | |
// IE uses filters for opacity | |
return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ? | |
( 0.01 * parseFloat( RegExp.$1 ) ) + "" : | |
computed ? "1" : ""; | |
}, | |
set: function( elem, value ) { | |
var style = elem.style, | |
currentStyle = elem.currentStyle, | |
opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "", | |
filter = currentStyle && currentStyle.filter || style.filter || ""; | |
// IE has trouble with opacity if it does not have layout | |
// Force it by setting the zoom level | |
style.zoom = 1; | |
// if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652 | |
if ( value >= 1 && jQuery.trim( filter.replace( ralpha, "" ) ) === "" && | |
style.removeAttribute ) { | |
// Setting style.filter to null, "" & " " still leave "filter:" in the cssText | |
// if "filter:" is present at all, clearType is disabled, we want to avoid this | |
// style.removeAttribute is IE Only, but so apparently is this code path... | |
style.removeAttribute( "filter" ); | |
// if there there is no filter style applied in a css rule, we are done | |
if ( currentStyle && !currentStyle.filter ) { | |
return; | |
} | |
} | |
// otherwise, set new filter values | |
style.filter = ralpha.test( filter ) ? | |
filter.replace( ralpha, opacity ) : | |
filter + " " + opacity; | |
} | |
}; | |
} | |
// These hooks cannot be added until DOM ready because the support test | |
// for it is not run until after DOM ready | |
jQuery(function() { | |
if ( !jQuery.support.reliableMarginRight ) { | |
jQuery.cssHooks.marginRight = { | |
get: function( elem, computed ) { | |
// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right | |
// Work around by temporarily setting element display to inline-block | |
return jQuery.swap( elem, { "display": "inline-block" }, function() { | |
if ( computed ) { | |
return curCSS( elem, "marginRight" ); | |
} | |
}); | |
} | |
}; | |
} | |
// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084 | |
// getComputedStyle returns percent when specified for top/left/bottom/right | |
// rather than make the css module depend on the offset module, we just check for it here | |
if ( !jQuery.support.pixelPosition && jQuery.fn.position ) { | |
jQuery.each( [ "top", "left" ], function( i, prop ) { | |
jQuery.cssHooks[ prop ] = { | |
get: function( elem, computed ) { | |
if ( computed ) { | |
var ret = curCSS( elem, prop ); | |
// if curCSS returns percentage, fallback to offset | |
return rnumnonpx.test( ret ) ? jQuery( elem ).position()[ prop ] + "px" : ret; | |
} | |
} | |
}; | |
}); | |
} | |
}); | |
if ( jQuery.expr && jQuery.expr.filters ) { | |
jQuery.expr.filters.hidden = function( elem ) { | |
return ( elem.offsetWidth === 0 && elem.offsetHeight === 0 ) || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || curCSS( elem, "display" )) === "none"); | |
}; | |
jQuery.expr.filters.visible = function( elem ) { | |
return !jQuery.expr.filters.hidden( elem ); | |
}; | |
} | |
// These hooks are used by animate to expand properties | |
jQuery.each({ | |
margin: "", | |
padding: "", | |
border: "Width" | |
}, function( prefix, suffix ) { | |
jQuery.cssHooks[ prefix + suffix ] = { | |
expand: function( value ) { | |
var i, | |
// assumes a single number if not a string | |
parts = typeof value === "string" ? value.split(" ") : [ value ], | |
expanded = {}; | |
for ( i = 0; i < 4; i++ ) { | |
expanded[ prefix + cssExpand[ i ] + suffix ] = | |
parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; | |
} | |
return expanded; | |
} | |
}; | |
if ( !rmargin.test( prefix ) ) { | |
jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; | |
} | |
}); | |
var r20 = /%20/g, | |
rbracket = /\[\]$/, | |
rCRLF = /\r?\n/g, | |
rinput = /^(?:color|date|datetime|datetime-local|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i, | |
rselectTextarea = /^(?:select|textarea)/i; | |
jQuery.fn.extend({ | |
serialize: function() { | |
return jQuery.param( this.serializeArray() ); | |
}, | |
serializeArray: function() { | |
return this.map(function(){ | |
return this.elements ? jQuery.makeArray( this.elements ) : this; | |
}) | |
.filter(function(){ | |
return this.name && !this.disabled && | |
( this.checked || rselectTextarea.test( this.nodeName ) || | |
rinput.test( this.type ) ); | |
}) | |
.map(function( i, elem ){ | |
var val = jQuery( this ).val(); | |
return val == null ? | |
null : | |
jQuery.isArray( val ) ? | |
jQuery.map( val, function( val, i ){ | |
return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; | |
}) : | |
{ name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; | |
}).get(); | |
} | |
}); | |
//Serialize an array of form elements or a set of | |
//key/values into a query string | |
jQuery.param = function( a, traditional ) { | |
var prefix, | |
s = [], | |
add = function( key, value ) { | |
// If value is a function, invoke it and return its value | |
value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value ); | |
s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value ); | |
}; | |
// Set traditional to true for jQuery <= 1.3.2 behavior. | |
if ( traditional === undefined ) { | |
traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional; | |
} | |
// If an array was passed in, assume that it is an array of form elements. | |
if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { | |
// Serialize the form elements | |
jQuery.each( a, function() { | |
add( this.name, this.value ); | |
}); | |
} else { | |
// If traditional, encode the "old" way (the way 1.3.2 or older | |
// did it), otherwise encode params recursively. | |
for ( prefix in a ) { | |
buildParams( prefix, a[ prefix ], traditional, add ); | |
} | |
} | |
// Return the resulting serialization | |
return s.join( "&" ).replace( r20, "+" ); | |
}; | |
function buildParams( prefix, obj, traditional, add ) { | |
var name; | |
if ( jQuery.isArray( obj ) ) { | |
// Serialize array item. | |
jQuery.each( obj, function( i, v ) { | |
if ( traditional || rbracket.test( prefix ) ) { | |
// Treat each array item as a scalar. | |
add( prefix, v ); | |
} else { | |
// If array item is non-scalar (array or object), encode its | |
// numeric index to resolve deserialization ambiguity issues. | |
// Note that rack (as of 1.0.0) can't currently deserialize | |
// nested arrays properly, and attempting to do so may cause | |
// a server error. Possible fixes are to modify rack's | |
// deserialization algorithm or to provide an option or flag | |
// to force array serialization to be shallow. | |
buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add ); | |
} | |
}); | |
} else if ( !traditional && jQuery.type( obj ) === "object" ) { | |
// Serialize object item. | |
for ( name in obj ) { | |
buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); | |
} | |
} else { | |
// Serialize scalar item. | |
add( prefix, obj ); | |
} | |
} | |
var // Document location | |
ajaxLocation, | |
// Document location segments | |
ajaxLocParts, | |
rhash = /#.*$/, | |
rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL | |
// #7653, #8125, #8152: local protocol detection | |
rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|res|widget):$/, | |
rnoContent = /^(?:GET|HEAD)$/, | |
rprotocol = /^\/\//, | |
rquery = /\?/, | |
rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi, | |
rts = /([?&])_=[^&]*/, | |
rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/, | |
// Keep a copy of the old load method | |
_load = jQuery.fn.load, | |
/* Prefilters | |
* 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) | |
* 2) These are called: | |
* - BEFORE asking for a transport | |
* - AFTER param serialization (s.data is a string if s.processData is true) | |
* 3) key is the dataType | |
* 4) the catchall symbol "*" can be used | |
* 5) execution will start with transport dataType and THEN continue down to "*" if needed | |
*/ | |
prefilters = {}, | |
/* Transports bindings | |
* 1) key is the dataType | |
* 2) the catchall symbol "*" can be used | |
* 3) selection will start with transport dataType and THEN go to "*" if needed | |
*/ | |
transports = {}, | |
// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression | |
allTypes = ["*/"] + ["*"]; | |
// #8138, IE may throw an exception when accessing | |
// a field from window.location if document.domain has been set | |
try { | |
ajaxLocation = location.href; | |
} catch( e ) { | |
// Use the href attribute of an A element | |
// since IE will modify it given document.location | |
ajaxLocation = document.createElement( "a" ); | |
ajaxLocation.href = ""; | |
ajaxLocation = ajaxLocation.href; | |
} | |
// Segment location into parts | |
ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || []; | |
// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport | |
function addToPrefiltersOrTransports( structure ) { | |
// dataTypeExpression is optional and defaults to "*" | |
return function( dataTypeExpression, func ) { | |
if ( typeof dataTypeExpression !== "string" ) { | |
func = dataTypeExpression; | |
dataTypeExpression = "*"; | |
} | |
var dataType, list, placeBefore, | |
dataTypes = dataTypeExpression.toLowerCase().split( core_rspace ), | |
i = 0, | |
length = dataTypes.length; | |
if ( jQuery.isFunction( func ) ) { | |
// For each dataType in the dataTypeExpression | |
for ( ; i < length; i++ ) { | |
dataType = dataTypes[ i ]; | |
// We control if we're asked to add before | |
// any existing element | |
placeBefore = /^\+/.test( dataType ); | |
if ( placeBefore ) { | |
dataType = dataType.substr( 1 ) || "*"; | |
} | |
list = structure[ dataType ] = structure[ dataType ] || []; | |
// then we add to the structure accordingly | |
list[ placeBefore ? "unshift" : "push" ]( func ); | |
} | |
} | |
}; | |
} | |
// Base inspection function for prefilters and transports | |
function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR, | |
dataType /* internal */, inspected /* internal */ ) { | |
dataType = dataType || options.dataTypes[ 0 ]; | |
inspected = inspected || {}; | |
inspected[ dataType ] = true; | |
var selection, | |
list = structure[ dataType ], | |
i = 0, | |
length = list ? list.length : 0, | |
executeOnly = ( structure === prefilters ); | |
for ( ; i < length && ( executeOnly || !selection ); i++ ) { | |
selection = list[ i ]( options, originalOptions, jqXHR ); | |
// If we got redirected to another dataType | |
// we try there if executing only and not done already | |
if ( typeof selection === "string" ) { | |
if ( !executeOnly || inspected[ selection ] ) { | |
selection = undefined; | |
} else { | |
options.dataTypes.unshift( selection ); | |
selection = inspectPrefiltersOrTransports( | |
structure, options, originalOptions, jqXHR, selection, inspected ); | |
} | |
} | |
} | |
// If we're only executing or nothing was selected | |
// we try the catchall dataType if not done already | |
if ( ( executeOnly || !selection ) && !inspected[ "*" ] ) { | |
selection = inspectPrefiltersOrTransports( | |
structure, options, originalOptions, jqXHR, "*", inspected ); | |
} | |
// unnecessary when only executing (prefilters) | |
// but it'll be ignored by the caller in that case | |
return selection; | |
} | |
// A special extend for ajax options | |
// that takes "flat" options (not to be deep extended) | |
// Fixes #9887 | |
function ajaxExtend( target, src ) { | |
var key, deep, | |
flatOptions = jQuery.ajaxSettings.flatOptions || {}; | |
for ( key in src ) { | |
if ( src[ key ] !== undefined ) { | |
( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ]; | |
} | |
} | |
if ( deep ) { | |
jQuery.extend( true, target, deep ); | |
} | |
} | |
jQuery.fn.load = function( url, params, callback ) { | |
if ( typeof url !== "string" && _load ) { | |
return _load.apply( this, arguments ); | |
} | |
// Don't do a request if no elements are being requested | |
if ( !this.length ) { | |
return this; | |
} | |
var selector, type, response, | |
self = this, | |
off = url.indexOf(" "); | |
if ( off >= 0 ) { | |
selector = url.slice( off, url.length ); | |
url = url.slice( 0, off ); | |
} | |
// If it's a function | |
if ( jQuery.isFunction( params ) ) { | |
// We assume that it's the callback | |
callback = params; | |
params = undefined; | |
// Otherwise, build a param string | |
} else if ( params && typeof params === "object" ) { | |
type = "POST"; | |
} | |
// Request the remote document | |
jQuery.ajax({ | |
url: url, | |
// if "type" variable is undefined, then "GET" method will be used | |
type: type, | |
dataType: "html", | |
data: params, | |
complete: function( jqXHR, status ) { | |
if ( callback ) { | |
self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] ); | |
} | |
} | |
}).done(function( responseText ) { | |
// Save response for use in complete callback | |
response = arguments; | |
// See if a selector was specified | |
self.html( selector ? | |
// Create a dummy div to hold the results | |
jQuery("<div>") | |
// inject the contents of the document in, removing the scripts | |
// to avoid any 'Permission Denied' errors in IE | |
.append( responseText.replace( rscript, "" ) ) | |
// Locate the specified elements | |
.find( selector ) : | |
// If not, just inject the full result | |
responseText ); | |
}); | |
return this; | |
}; | |
// Attach a bunch of functions for handling common AJAX events | |
jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split( " " ), function( i, o ){ | |
jQuery.fn[ o ] = function( f ){ | |
return this.on( o, f ); | |
}; | |
}); | |
jQuery.each( [ "get", "post" ], function( i, method ) { | |
jQuery[ method ] = function( url, data, callback, type ) { | |
// shift arguments if data argument was omitted | |
if ( jQuery.isFunction( data ) ) { | |
type = type || callback; | |
callback = data; | |
data = undefined; | |
} | |
return jQuery.ajax({ | |
type: method, | |
url: url, | |
data: data, | |
success: callback, | |
dataType: type | |
}); | |
}; | |
}); | |
jQuery.extend({ | |
getScript: function( url, callback ) { | |
return jQuery.get( url, undefined, callback, "script" ); | |
}, | |
getJSON: function( url, data, callback ) { | |
return jQuery.get( url, data, callback, "json" ); | |
}, | |
// Creates a full fledged settings object into target | |
// with both ajaxSettings and settings fields. | |
// If target is omitted, writes into ajaxSettings. | |
ajaxSetup: function( target, settings ) { | |
if ( settings ) { | |
// Building a settings object | |
ajaxExtend( target, jQuery.ajaxSettings ); | |
} else { | |
// Extending ajaxSettings | |
settings = target; | |
target = jQuery.ajaxSettings; | |
} | |
ajaxExtend( target, settings ); | |
return target; | |
}, | |
ajaxSettings: { | |
url: ajaxLocation, | |
isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ), | |
global: true, | |
type: "GET", | |
contentType: "application/x-www-form-urlencoded; charset=UTF-8", | |
processData: true, | |
async: true, | |
/* | |
timeout: 0, | |
data: null, | |
dataType: null, | |
username: null, | |
password: null, | |
cache: null, | |
throws: false, | |
traditional: false, | |
headers: {}, | |
*/ | |
accepts: { | |
xml: "application/xml, text/xml", | |
html: "text/html", | |
text: "text/plain", | |
json: "application/json, text/javascript", | |
"*": allTypes | |
}, | |
contents: { | |
xml: /xml/, | |
html: /html/, | |
json: /json/ | |
}, | |
responseFields: { | |
xml: "responseXML", | |
text: "responseText" | |
}, | |
// List of data converters | |
// 1) key format is "source_type destination_type" (a single space in-between) | |
// 2) the catchall symbol "*" can be used for source_type | |
converters: { | |
// Convert anything to text | |
"* text": window.String, | |
// Text to html (true = no transformation) | |
"text html": true, | |
// Evaluate text as a json expression | |
"text json": jQuery.parseJSON, | |
// Parse text as xml | |
"text xml": jQuery.parseXML | |
}, | |
// For options that shouldn't be deep extended: | |
// you can add your own custom options here if | |
// and when you create one that shouldn't be | |
// deep extended (see ajaxExtend) | |
flatOptions: { | |
context: true, | |
url: true | |
} | |
}, | |
ajaxPrefilter: addToPrefiltersOrTransports( prefilters ), | |
ajaxTransport: addToPrefiltersOrTransports( transports ), | |
// Main method | |
ajax: function( url, options ) { | |
// If url is an object, simulate pre-1.5 signature | |
if ( typeof url === "object" ) { | |
options = url; | |
url = undefined; | |
} | |
// Force options to be an object | |
options = options || {}; | |
var // ifModified key | |
ifModifiedKey, | |
// Response headers | |
responseHeadersString, | |
responseHeaders, | |
// transport | |
transport, | |
// timeout handle | |
timeoutTimer, | |
// Cross-domain detection vars | |
parts, | |
// To know if global events are to be dispatched | |
fireGlobals, | |
// Loop variable | |
i, | |
// Create the final options object | |
s = jQuery.ajaxSetup( {}, options ), | |
// Callbacks context | |
callbackContext = s.context || s, | |
// Context for global events | |
// It's the callbackContext if one was provided in the options | |
// and if it's a DOM node or a jQuery collection | |
globalEventContext = callbackContext !== s && | |
( callbackContext.nodeType || callbackContext instanceof jQuery ) ? | |
jQuery( callbackContext ) : jQuery.event, | |
// Deferreds | |
deferred = jQuery.Deferred(), | |
completeDeferred = jQuery.Callbacks( "once memory" ), | |
// Status-dependent callbacks | |
statusCode = s.statusCode || {}, | |
// Headers (they are sent all at once) | |
requestHeaders = {}, | |
requestHeadersNames = {}, | |
// The jqXHR state | |
state = 0, | |
// Default abort message | |
strAbort = "canceled", | |
// Fake xhr | |
jqXHR = { | |
readyState: 0, | |
// Caches the header | |
setRequestHeader: function( name, value ) { | |
if ( !state ) { | |
var lname = name.toLowerCase(); | |
name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name; | |
requestHeaders[ name ] = value; | |
} | |
return this; | |
}, | |
// Raw string | |
getAllResponseHeaders: function() { | |
return state === 2 ? responseHeadersString : null; | |
}, | |
// Builds headers hashtable if needed | |
getResponseHeader: function( key ) { | |
var match; | |
if ( state === 2 ) { | |
if ( !responseHeaders ) { | |
responseHeaders = {}; | |
while( ( match = rheaders.exec( responseHeadersString ) ) ) { | |
responseHeaders[ match[1].toLowerCase() ] = match[ 2 ]; | |
} | |
} | |
match = responseHeaders[ key.toLowerCase() ]; | |
} | |
return match === undefined ? null : match; | |
}, | |
// Overrides response content-type header | |
overrideMimeType: function( type ) { | |
if ( !state ) { | |
s.mimeType = type; | |
} | |
return this; | |
}, | |
// Cancel the request | |
abort: function( statusText ) { | |
statusText = statusText || strAbort; | |
if ( transport ) { | |
transport.abort( statusText ); | |
} | |
done( 0, statusText ); | |
return this; | |
} | |
}; | |
// Callback for when everything is done | |
// It is defined here because jslint complains if it is declared | |
// at the end of the function (which would be more logical and readable) | |
function done( status, nativeStatusText, responses, headers ) { | |
var isSuccess, success, error, response, modified, | |
statusText = nativeStatusText; | |
// Called once | |
if ( state === 2 ) { | |
return; | |
} | |
// State is "done" now | |
state = 2; | |
// Clear timeout if it exists | |
if ( timeoutTimer ) { | |
clearTimeout( timeoutTimer ); | |
} | |
// Dereference transport for early garbage collection | |
// (no matter how long the jqXHR object will be used) | |
transport = undefined; | |
// Cache response headers | |
responseHeadersString = headers || ""; | |
// Set readyState | |
jqXHR.readyState = status > 0 ? 4 : 0; | |
// Get response data | |
if ( responses ) { | |
response = ajaxHandleResponses( s, jqXHR, responses ); | |
} | |
// If successful, handle type chaining | |
if ( status >= 200 && status < 300 || status === 304 ) { | |
// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. | |
if ( s.ifModified ) { | |
modified = jqXHR.getResponseHeader("Last-Modified"); | |
if ( modified ) { | |
jQuery.lastModified[ ifModifiedKey ] = modified; | |
} | |
modified = jqXHR.getResponseHeader("Etag"); | |
if ( modified ) { | |
jQuery.etag[ ifModifiedKey ] = modified; | |
} | |
} | |
// If not modified | |
if ( status === 304 ) { | |
statusText = "notmodified"; | |
isSuccess = true; | |
// If we have data | |
} else { | |
isSuccess = ajaxConvert( s, response ); | |
statusText = isSuccess.state; | |
success = isSuccess.data; | |
error = isSuccess.error; | |
isSuccess = !error; | |
} | |
} else { | |
// We extract error from statusText | |
// then normalize statusText and status for non-aborts | |
error = statusText; | |
if ( !statusText || status ) { | |
statusText = "error"; | |
if ( status < 0 ) { | |
status = 0; | |
} | |
} | |
} | |
// Set data for the fake xhr object | |
jqXHR.status = status; | |
jqXHR.statusText = "" + ( nativeStatusText || statusText ); | |
// Success/Error | |
if ( isSuccess ) { | |
deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] ); | |
} else { | |
deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] ); | |
} | |
// Status-dependent callbacks | |
jqXHR.statusCode( statusCode ); | |
statusCode = undefined; | |
if ( fireGlobals ) { | |
globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ), | |
[ jqXHR, s, isSuccess ? success : error ] ); | |
} | |
// Complete | |
completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] ); | |
if ( fireGlobals ) { | |
globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] ); | |
// Handle the global AJAX counter | |
if ( !( --jQuery.active ) ) { | |
jQuery.event.trigger( "ajaxStop" ); | |
} | |
} | |
} | |
// Attach deferreds | |
deferred.promise( jqXHR ); | |
jqXHR.success = jqXHR.done; | |
jqXHR.error = jqXHR.fail; | |
jqXHR.complete = completeDeferred.add; | |
// Status-dependent callbacks | |
jqXHR.statusCode = function( map ) { | |
if ( map ) { | |
var tmp; | |
if ( state < 2 ) { | |
for ( tmp in map ) { | |
statusCode[ tmp ] = [ statusCode[tmp], map[tmp] ]; | |
} | |
} else { | |
tmp = map[ jqXHR.status ]; | |
jqXHR.always( tmp ); | |
} | |
} | |
return this; | |
}; | |
// Remove hash character (#7531: and string promotion) | |
// Add protocol if not provided (#5866: IE7 issue with protocol-less urls) | |
// We also use the url parameter if available | |
s.url = ( ( url || s.url ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" ); | |
// Extract dataTypes list | |
s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( core_rspace ); | |
// Determine if a cross-domain request is in order | |
if ( s.crossDomain == null ) { | |
parts = rurl.exec( s.url.toLowerCase() ); | |
s.crossDomain = !!( parts && | |
( parts[ 1 ] != ajaxLocParts[ 1 ] || parts[ 2 ] != ajaxLocParts[ 2 ] || | |
( parts[ 3 ] || ( parts[ 1 ] === "http:" ? 80 : 443 ) ) != | |
( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) ) ) | |
); | |
} | |
// Convert data if not already a string | |
if ( s.data && s.processData && typeof s.data !== "string" ) { | |
s.data = jQuery.param( s.data, s.traditional ); | |
} | |
// Apply prefilters | |
inspectPrefiltersOrTransports( prefilters, s, options, jqXHR ); | |
// If request was aborted inside a prefilter, stop there | |
if ( state === 2 ) { | |
return jqXHR; | |
} | |
// We can fire global events as of now if asked to | |
fireGlobals = s.global; | |
// Uppercase the type | |
s.type = s.type.toUpperCase(); | |
// Determine if request has content | |
s.hasContent = !rnoContent.test( s.type ); | |
// Watch for a new set of requests | |
if ( fireGlobals && jQuery.active++ === 0 ) { | |
jQuery.event.trigger( "ajaxStart" ); | |
} | |
// More options handling for requests with no content | |
if ( !s.hasContent ) { | |
// If data is available, append data to url | |
if ( s.data ) { | |
s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data; | |
// #9682: remove data so that it's not used in an eventual retry | |
delete s.data; | |
} | |
// Get ifModifiedKey before adding the anti-cache parameter | |
ifModifiedKey = s.url; | |
// Add anti-cache in url if needed | |
if ( s.cache === false ) { | |
var ts = jQuery.now(), | |
// try replacing _= if it is there | |
ret = s.url.replace( rts, "$1_=" + ts ); | |
// if nothing was replaced, add timestamp to the end | |
s.url = ret + ( ( ret === s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "" ); | |
} | |
} | |
// Set the correct header, if data is being sent | |
if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { | |
jqXHR.setRequestHeader( "Content-Type", s.contentType ); | |
} | |
// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. | |
if ( s.ifModified ) { | |
ifModifiedKey = ifModifiedKey || s.url; | |
if ( jQuery.lastModified[ ifModifiedKey ] ) { | |
jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ ifModifiedKey ] ); | |
} | |
if ( jQuery.etag[ ifModifiedKey ] ) { | |
jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ ifModifiedKey ] ); | |
} | |
} | |
// Set the Accepts header for the server, depending on the dataType | |
jqXHR.setRequestHeader( | |
"Accept", | |
s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ? | |
s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) : | |
s.accepts[ "*" ] | |
); | |
// Check for headers option | |
for ( i in s.headers ) { | |
jqXHR.setRequestHeader( i, s.headers[ i ] ); | |
} | |
// Allow custom headers/mimetypes and early abort | |
if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) { | |
// Abort if not done already and return | |
return jqXHR.abort(); | |
} | |
// aborting is no longer a cancellation | |
strAbort = "abort"; | |
// Install callbacks on deferreds | |
for ( i in { success: 1, error: 1, complete: 1 } ) { | |
jqXHR[ i ]( s[ i ] ); | |
} | |
// Get transport | |
transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); | |
// If no transport, we auto-abort | |
if ( !transport ) { | |
done( -1, "No Transport" ); | |
} else { | |
jqXHR.readyState = 1; | |
// Send global event | |
if ( fireGlobals ) { | |
globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); | |
} | |
// Timeout | |
if ( s.async && s.timeout > 0 ) { | |
timeoutTimer = setTimeout( function(){ | |
jqXHR.abort( "timeout" ); | |
}, s.timeout ); | |
} | |
try { | |
state = 1; | |
transport.send( requestHeaders, done ); | |
} catch (e) { | |
// Propagate exception as error if not done | |
if ( state < 2 ) { | |
done( -1, e ); | |
// Simply rethrow otherwise | |
} else { | |
throw e; | |
} | |
} | |
} | |
return jqXHR; | |
}, | |
// Counter for holding the number of active queries | |
active: 0, | |
// Last-Modified header cache for next request | |
lastModified: {}, | |
etag: {} | |
}); | |
/* Handles responses to an ajax request: | |
* - sets all responseXXX fields accordingly | |
* - finds the right dataType (mediates between content-type and expected dataType) | |
* - returns the corresponding response | |
*/ | |
function ajaxHandleResponses( s, jqXHR, responses ) { | |
var ct, type, finalDataType, firstDataType, | |
contents = s.contents, | |
dataTypes = s.dataTypes, | |
responseFields = s.responseFields; | |
// Fill responseXXX fields | |
for ( type in responseFields ) { | |
if ( type in responses ) { | |
jqXHR[ responseFields[type] ] = responses[ type ]; | |
} | |
} | |
// Remove auto dataType and get content-type in the process | |
while( dataTypes[ 0 ] === "*" ) { | |
dataTypes.shift(); | |
if ( ct === undefined ) { | |
ct = s.mimeType || jqXHR.getResponseHeader( "content-type" ); | |
} | |
} | |
// Check if we're dealing with a known content-type | |
if ( ct ) { | |
for ( type in contents ) { | |
if ( contents[ type ] && contents[ type ].test( ct ) ) { | |
dataTypes.unshift( type ); | |
break; | |
} | |
} | |
} | |
// Check to see if we have a response for the expected dataType | |
if ( dataTypes[ 0 ] in responses ) { | |
finalDataType = dataTypes[ 0 ]; | |
} else { | |
// Try convertible dataTypes | |
for ( type in responses ) { | |
if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) { | |
finalDataType = type; | |
break; | |
} | |
if ( !firstDataType ) { | |
firstDataType = type; | |
} | |
} | |
// Or just use first one | |
finalDataType = finalDataType || firstDataType; | |
} | |
// If we found a dataType | |
// We add the dataType to the list if needed | |
// and return the corresponding response | |
if ( finalDataType ) { | |
if ( finalDataType !== dataTypes[ 0 ] ) { | |
dataTypes.unshift( finalDataType ); | |
} | |
return responses[ finalDataType ]; | |
} | |
} | |
// Chain conversions given the request and the original response | |
function ajaxConvert( s, response ) { | |
var conv, conv2, current, tmp, | |
// Work with a copy of dataTypes in case we need to modify it for conversion | |
dataTypes = s.dataTypes.slice(), | |
prev = dataTypes[ 0 ], | |
converters = {}, | |
i = 0; | |
// Apply the dataFilter if provided | |
if ( s.dataFilter ) { | |
response = s.dataFilter( response, s.dataType ); | |
} | |
// Create converters map with lowercased keys | |
if ( dataTypes[ 1 ] ) { | |
for ( conv in s.converters ) { | |
converters[ conv.toLowerCase() ] = s.converters[ conv ]; | |
} | |
} | |
// Convert to each sequential dataType, tolerating list modification | |
for ( ; (current = dataTypes[++i]); ) { | |
// There's only work to do if current dataType is non-auto | |
if ( current !== "*" ) { | |
// Convert response if prev dataType is non-auto and differs from current | |
if ( prev !== "*" && prev !== current ) { | |
// Seek a direct converter | |
conv = converters[ prev + " " + current ] || converters[ "* " + current ]; | |
// If none found, seek a pair | |
if ( !conv ) { | |
for ( conv2 in converters ) { | |
// If conv2 outputs current | |
tmp = conv2.split(" "); | |
if ( tmp[ 1 ] === current ) { | |
// If prev can be converted to accepted input | |
conv = converters[ prev + " " + tmp[ 0 ] ] || | |
converters[ "* " + tmp[ 0 ] ]; | |
if ( conv ) { | |
// Condense equivalence converters | |
if ( conv === true ) { | |
conv = converters[ conv2 ]; | |
// Otherwise, insert the intermediate dataType | |
} else if ( converters[ conv2 ] !== true ) { | |
current = tmp[ 0 ]; | |
dataTypes.splice( i--, 0, current ); | |
} | |
break; | |
} | |
} | |
} | |
} | |
// Apply converter (if not an equivalence) | |
if ( conv !== true ) { | |
// Unless errors are allowed to bubble, catch and return them | |
if ( conv && s["throws"] ) { | |
response = conv( response ); | |
} else { | |
try { | |
response = conv( response ); | |
} catch ( e ) { | |
return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; | |
} | |
} | |
} | |
} | |
// Update prev for next iteration | |
prev = current; | |
} | |
} | |
return { state: "success", data: response }; | |
} | |
var oldCallbacks = [], | |
rquestion = /\?/, | |
rjsonp = /(=)\?(?=&|$)|\?\?/, | |
nonce = jQuery.now(); | |
// Default jsonp settings | |
jQuery.ajaxSetup({ | |
jsonp: "callback", | |
jsonpCallback: function() { | |
var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) ); | |
this[ callback ] = true; | |
return callback; | |
} | |
}); | |
// Detect, normalize options and install callbacks for jsonp requests | |
jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) { | |
var callbackName, overwritten, responseContainer, | |
data = s.data, | |
url = s.url, | |
hasCallback = s.jsonp !== false, | |
replaceInUrl = hasCallback && rjsonp.test( url ), | |
replaceInData = hasCallback && !replaceInUrl && typeof data === "string" && | |
!( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && | |
rjsonp.test( data ); | |
// Handle iff the expected data type is "jsonp" or we have a parameter to set | |
if ( s.dataTypes[ 0 ] === "jsonp" || replaceInUrl || replaceInData ) { | |
// Get callback name, remembering preexisting value associated with it | |
callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ? | |
s.jsonpCallback() : | |
s.jsonpCallback; | |
overwritten = window[ callbackName ]; | |
// Insert callback into url or form data | |
if ( replaceInUrl ) { | |
s.url = url.replace( rjsonp, "$1" + callbackName ); | |
} else if ( replaceInData ) { | |
s.data = data.replace( rjsonp, "$1" + callbackName ); | |
} else if ( hasCallback ) { | |
s.url += ( rquestion.test( url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName; | |
} | |
// Use data converter to retrieve json after script execution | |
s.converters["script json"] = function() { | |
if ( !responseContainer ) { | |
jQuery.error( callbackName + " was not called" ); | |
} | |
return responseContainer[ 0 ]; | |
}; | |
// force json dataType | |
s.dataTypes[ 0 ] = "json"; | |
// Install callback | |
window[ callbackName ] = function() { | |
responseContainer = arguments; | |
}; | |
// Clean-up function (fires after converters) | |
jqXHR.always(function() { | |
// Restore preexisting value | |
window[ callbackName ] = overwritten; | |
// Save back as free | |
if ( s[ callbackName ] ) { | |
// make sure that re-using the options doesn't screw things around | |
s.jsonpCallback = originalSettings.jsonpCallback; | |
// save the callback name for future use | |
oldCallbacks.push( callbackName ); | |
} | |
// Call if it was a function and we have a response | |
if ( responseContainer && jQuery.isFunction( overwritten ) ) { | |
overwritten( responseContainer[ 0 ] ); | |
} | |
responseContainer = overwritten = undefined; | |
}); | |
// Delegate to script | |
return "script"; | |
} | |
}); | |
// Install script dataType | |
jQuery.ajaxSetup({ | |
accepts: { | |
script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript" | |
}, | |
contents: { | |
script: /javascript|ecmascript/ | |
}, | |
converters: { | |
"text script": function( text ) { | |
jQuery.globalEval( text ); | |
return text; | |
} | |
} | |
}); | |
// Handle cache's special case and global | |
jQuery.ajaxPrefilter( "script", function( s ) { | |
if ( s.cache === undefined ) { | |
s.cache = false; | |
} | |
if ( s.crossDomain ) { | |
s.type = "GET"; | |
s.global = false; | |
} | |
}); | |
// Bind script tag hack transport | |
jQuery.ajaxTransport( "script", function(s) { | |
// This transport only deals with cross domain requests | |
if ( s.crossDomain ) { | |
var script, | |
head = document.head || document.getElementsByTagName( "head" )[0] || document.documentElement; | |
return { | |
send: function( _, callback ) { | |
script = document.createElement( "script" ); | |
script.async = "async"; | |
if ( s.scriptCharset ) { | |
script.charset = s.scriptCharset; | |
} | |
script.src = s.url; | |
// Attach handlers for all browsers | |
script.onload = script.onreadystatechange = function( _, isAbort ) { | |
if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) { | |
// Handle memory leak in IE | |
script.onload = script.onreadystatechange = null; | |
// Remove the script | |
if ( head && script.parentNode ) { | |
head.removeChild( script ); | |
} | |
// Dereference the script | |
script = undefined; | |
// Callback if not abort | |
if ( !isAbort ) { | |
callback( 200, "success" ); | |
} | |
} | |
}; | |
// Use insertBefore instead of appendChild to circumvent an IE6 bug. | |
// This arises when a base node is used (#2709 and #4378). | |
head.insertBefore( script, head.firstChild ); | |
}, | |
abort: function() { | |
if ( script ) { | |
script.onload( 0, 1 ); | |
} | |
} | |
}; | |
} | |
}); | |
var xhrCallbacks, | |
// #5280: Internet Explorer will keep connections alive if we don't abort on unload | |
xhrOnUnloadAbort = window.ActiveXObject ? function() { | |
// Abort all pending requests | |
for ( var key in xhrCallbacks ) { | |
xhrCallbacks[ key ]( 0, 1 ); | |
} | |
} : false, | |
xhrId = 0; | |
// Functions to create xhrs | |
function createStandardXHR() { | |
try { | |
return new window.XMLHttpRequest(); | |
} catch( e ) {} | |
} | |
function createActiveXHR() { | |
try { | |
return new window.ActiveXObject( "Microsoft.XMLHTTP" ); | |
} catch( e ) {} | |
} | |
// Create the request object | |
// (This is still attached to ajaxSettings for backward compatibility) | |
jQuery.ajaxSettings.xhr = window.ActiveXObject ? | |
/* Microsoft failed to properly | |
* implement the XMLHttpRequest in IE7 (can't request local files), | |
* so we use the ActiveXObject when it is available | |
* Additionally XMLHttpRequest can be disabled in IE7/IE8 so | |
* we need a fallback. | |
*/ | |
function() { | |
return !this.isLocal && createStandardXHR() || createActiveXHR(); | |
} : | |
// For all other browsers, use the standard XMLHttpRequest object | |
createStandardXHR; | |
// Determine support properties | |
(function( xhr ) { | |
jQuery.extend( jQuery.support, { | |
ajax: !!xhr, | |
cors: !!xhr && ( "withCredentials" in xhr ) | |
}); | |
})( jQuery.ajaxSettings.xhr() ); | |
// Create transport if the browser can provide an xhr | |
if ( jQuery.support.ajax ) { | |
jQuery.ajaxTransport(function( s ) { | |
// Cross domain only allowed if supported through XMLHttpRequest | |
if ( !s.crossDomain || jQuery.support.cors ) { | |
var callback; | |
return { | |
send: function( headers, complete ) { | |
// Get a new xhr | |
var handle, i, | |
xhr = s.xhr(); | |
// Open the socket | |
// Passing null username, generates a login popup on Opera (#2865) | |
if ( s.username ) { | |
xhr.open( s.type, s.url, s.async, s.username, s.password ); | |
} else { | |
xhr.open( s.type, s.url, s.async ); | |
} | |
// Apply custom fields if provided | |
if ( s.xhrFields ) { | |
for ( i in s.xhrFields ) { | |
xhr[ i ] = s.xhrFields[ i ]; | |
} | |
} | |
// Override mime type if needed | |
if ( s.mimeType && xhr.overrideMimeType ) { | |
xhr.overrideMimeType( s.mimeType ); | |
} | |
// X-Requested-With header | |
// For cross-domain requests, seeing as conditions for a preflight are | |
// akin to a jigsaw puzzle, we simply never set it to be sure. | |
// (it can always be set on a per-request basis or even using ajaxSetup) | |
// For same-domain requests, won't change header if already provided. | |
if ( !s.crossDomain && !headers["X-Requested-With"] ) { | |
headers[ "X-Requested-With" ] = "XMLHttpRequest"; | |
} | |
// Need an extra try/catch for cross domain requests in Firefox 3 | |
try { | |
for ( i in headers ) { | |
xhr.setRequestHeader( i, headers[ i ] ); | |
} | |
} catch( _ ) {} | |
// Do send the request | |
// This may raise an exception which is actually | |
// handled in jQuery.ajax (so no try/catch here) | |
xhr.send( ( s.hasContent && s.data ) || null ); | |
// Listener | |
callback = function( _, isAbort ) { | |
var status, | |
statusText, | |
responseHeaders, | |
responses, | |
xml; | |
// Firefox throws exceptions when accessing properties | |
// of an xhr when a network error occurred | |
// http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE) | |
try { | |
// Was never called and is aborted or complete | |
if ( callback && ( isAbort || xhr.readyState === 4 ) ) { | |
// Only called once | |
callback = undefined; | |
// Do not keep as active anymore | |
if ( handle ) { | |
xhr.onreadystatechange = jQuery.noop; | |
if ( xhrOnUnloadAbort ) { | |
delete xhrCallbacks[ handle ]; | |
} | |
} | |
// If it's an abort | |
if ( isAbort ) { | |
// Abort it manually if needed | |
if ( xhr.readyState !== 4 ) { | |
xhr.abort(); | |
} | |
} else { | |
status = xhr.status; | |
responseHeaders = xhr.getAllResponseHeaders(); | |
responses = {}; | |
xml = xhr.responseXML; | |
// Construct response list | |
if ( xml && xml.documentElement /* #4958 */ ) { | |
responses.xml = xml; | |
} | |
// When requesting binary data, IE6-9 will throw an exception | |
// on any attempt to access responseText (#11426) | |
try { | |
responses.text = xhr.responseText; | |
} catch( _ ) { | |
} | |
// Firefox throws an exception when accessing | |
// statusText for faulty cross-domain requests | |
try { | |
statusText = xhr.statusText; | |
} catch( e ) { | |
// We normalize with Webkit giving an empty statusText | |
statusText = ""; | |
} | |
// Filter status for non standard behaviors | |
// If the request is local and we have data: assume a success | |
// (success with no data won't get notified, that's the best we | |
// can do given current implementations) | |
if ( !status && s.isLocal && !s.crossDomain ) { | |
status = responses.text ? 200 : 404; | |
// IE - #1450: sometimes returns 1223 when it should be 204 | |
} else if ( status === 1223 ) { | |
status = 204; | |
} | |
} | |
} | |
} catch( firefoxAccessException ) { | |
if ( !isAbort ) { | |
complete( -1, firefoxAccessException ); | |
} | |
} | |
// Call complete if needed | |
if ( responses ) { | |
complete( status, statusText, responses, responseHeaders ); | |
} | |
}; | |
if ( !s.async ) { | |
// if we're in sync mode we fire the callback | |
callback(); | |
} else if ( xhr.readyState === 4 ) { | |
// (IE6 & IE7) if it's in cache and has been | |
// retrieved directly we need to fire the callback | |
setTimeout( callback, 0 ); | |
} else { | |
handle = ++xhrId; | |
if ( xhrOnUnloadAbort ) { | |
// Create the active xhrs callbacks list if needed | |
// and attach the unload handler | |
if ( !xhrCallbacks ) { | |
xhrCallbacks = {}; | |
jQuery( window ).unload( xhrOnUnloadAbort ); | |
} | |
// Add to list of active xhrs callbacks | |
xhrCallbacks[ handle ] = callback; | |
} | |
xhr.onreadystatechange = callback; | |
} | |
}, | |
abort: function() { | |
if ( callback ) { | |
callback(0,1); | |
} | |
} | |
}; | |
} | |
}); | |
} | |
var fxNow, timerId, | |
rfxtypes = /^(?:toggle|show|hide)$/, | |
rfxnum = new RegExp( "^(?:([-+])=|)(" + core_pnum + ")([a-z%]*)$", "i" ), | |
rrun = /queueHooks$/, | |
animationPrefilters = [ defaultPrefilter ], | |
tweeners = { | |
"*": [function( prop, value ) { | |
var end, unit, prevScale, | |
tween = this.createTween( prop, value ), | |
parts = rfxnum.exec( value ), | |
target = tween.cur(), | |
start = +target || 0, | |
scale = 1; | |
if ( parts ) { | |
end = +parts[2]; | |
unit = parts[3] || ( jQuery.cssNumber[ prop ] ? "" : "px" ); | |
// We need to compute starting value | |
if ( unit !== "px" && start ) { | |
// Iteratively approximate from a nonzero starting point | |
// Prefer the current property, because this process will be trivial if it uses the same units | |
// Fallback to end or a simple constant | |
start = jQuery.css( tween.elem, prop, true ) || end || 1; | |
do { | |
// If previous iteration zeroed out, double until we get *something* | |
// Use a string for doubling factor so we don't accidentally see scale as unchanged below | |
prevScale = scale = scale || ".5"; | |
// Adjust and apply | |
start = start / scale; | |
jQuery.style( tween.elem, prop, start + unit ); | |
// Update scale, tolerating zeroes from tween.cur() | |
scale = tween.cur() / target; | |
// Stop looping if we've hit the mark or scale is unchanged | |
} while ( scale !== 1 && scale !== prevScale ); | |
} | |
tween.unit = unit; | |
tween.start = start; | |
// If a +=/-= token was provided, we're doing a relative animation | |
tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end; | |
} | |
return tween; | |
}] | |
}; | |
// Animations created synchronously will run synchronously | |
function createFxNow() { | |
setTimeout(function() { | |
fxNow = undefined; | |
}, 0 ); | |
return ( fxNow = jQuery.now() ); | |
} | |
function createTweens( animation, props ) { | |
jQuery.each( props, function( prop, value ) { | |
var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ), | |
index = 0, | |
length = collection.length; | |
for ( ; index < length; index++ ) { | |
if ( collection[ index ].call( animation, prop, value ) ) { | |
// we're done with this property | |
return; | |
} | |
} | |
}); | |
} | |
function Animation( elem, properties, options ) { | |
var result, | |
index = 0, | |
tweenerIndex = 0, | |
length = animationPrefilters.length, | |
deferred = jQuery.Deferred().always( function() { | |
// don't match elem in the :animated selector | |
delete tick.elem; | |
}), | |
tick = function() { | |
var currentTime = fxNow || createFxNow(), | |
remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ), | |
percent = 1 - ( remaining / animation.duration || 0 ), | |
index = 0, | |
length = animation.tweens.length; | |
for ( ; index < length ; index++ ) { | |
animation.tweens[ index ].run( percent ); | |
} | |
deferred.notifyWith( elem, [ animation, percent, remaining ]); | |
if ( percent < 1 && length ) { | |
return remaining; | |
} else { | |
deferred.resolveWith( elem, [ animation ] ); | |
return false; | |
} | |
}, | |
animation = deferred.promise({ | |
elem: elem, | |
props: jQuery.extend( {}, properties ), | |
opts: jQuery.extend( true, { specialEasing: {} }, options ), | |
originalProperties: properties, | |
originalOptions: options, | |
startTime: fxNow || createFxNow(), | |
duration: options.duration, | |
tweens: [], | |
createTween: function( prop, end, easing ) { | |
var tween = jQuery.Tween( elem, animation.opts, prop, end, | |
animation.opts.specialEasing[ prop ] || animation.opts.easing ); | |
animation.tweens.push( tween ); | |
return tween; | |
}, | |
stop: function( gotoEnd ) { | |
var index = 0, | |
// if we are going to the end, we want to run all the tweens | |
// otherwise we skip this part | |
length = gotoEnd ? animation.tweens.length : 0; | |
for ( ; index < length ; index++ ) { | |
animation.tweens[ index ].run( 1 ); | |
} | |
// resolve when we played the last frame | |
// otherwise, reject | |
if ( gotoEnd ) { | |
deferred.resolveWith( elem, [ animation, gotoEnd ] ); | |
} else { | |
deferred.rejectWith( elem, [ animation, gotoEnd ] ); | |
} | |
return this; | |
} | |
}), | |
props = animation.props; | |
propFilter( props, animation.opts.specialEasing ); | |
for ( ; index < length ; index++ ) { | |
result = animationPrefilters[ index ].call( animation, elem, props, animation.opts ); | |
if ( result ) { | |
return result; | |
} | |
} | |
createTweens( animation, props ); | |
if ( jQuery.isFunction( animation.opts.start ) ) { | |
animation.opts.start.call( elem, animation ); | |
} | |
jQuery.fx.timer( | |
jQuery.extend( tick, { | |
anim: animation, | |
queue: animation.opts.queue, | |
elem: elem | |
}) | |
); | |
// attach callbacks from options | |
return animation.progress( animation.opts.progress ) | |
.done( animation.opts.done, animation.opts.complete ) | |
.fail( animation.opts.fail ) | |
.always( animation.opts.always ); | |
} | |
function propFilter( props, specialEasing ) { | |
var index, name, easing, value, hooks; | |
// camelCase, specialEasing and expand cssHook pass | |
for ( index in props ) { | |
name = jQuery.camelCase( index ); | |
easing = specialEasing[ name ]; | |
value = props[ index ]; | |
if ( jQuery.isArray( value ) ) { | |
easing = value[ 1 ]; | |
value = props[ index ] = value[ 0 ]; | |
} | |
if ( index !== name ) { | |
props[ name ] = value; | |
delete props[ index ]; | |
} | |
hooks = jQuery.cssHooks[ name ]; | |
if ( hooks && "expand" in hooks ) { | |
value = hooks.expand( value ); | |
delete props[ name ]; | |
// not quite $.extend, this wont overwrite keys already present. | |
// also - reusing 'index' from above because we have the correct "name" | |
for ( index in value ) { | |
if ( !( index in props ) ) { | |
props[ index ] = value[ index ]; | |
specialEasing[ index ] = easing; | |
} | |
} | |
} else { | |
specialEasing[ name ] = easing; | |
} | |
} | |
} | |
jQuery.Animation = jQuery.extend( Animation, { | |
tweener: function( props, callback ) { | |
if ( jQuery.isFunction( props ) ) { | |
callback = props; | |
props = [ "*" ]; | |
} else { | |
props = props.split(" "); | |
} | |
var prop, | |
index = 0, | |
length = props.length; | |
for ( ; index < length ; index++ ) { | |
prop = props[ index ]; | |
tweeners[ prop ] = tweeners[ prop ] || []; | |
tweeners[ prop ].unshift( callback ); | |
} | |
}, | |
prefilter: function( callback, prepend ) { | |
if ( prepend ) { | |
animationPrefilters.unshift( callback ); | |
} else { | |
animationPrefilters.push( callback ); | |
} | |
} | |
}); | |
function defaultPrefilter( elem, props, opts ) { | |
var index, prop, value, length, dataShow, tween, hooks, oldfire, | |
anim = this, | |
style = elem.style, | |
orig = {}, | |
handled = [], | |
hidden = elem.nodeType && isHidden( elem ); | |
// handle queue: false promises | |
if ( !opts.queue ) { | |
hooks = jQuery._queueHooks( elem, "fx" ); | |
if ( hooks.unqueued == null ) { | |
hooks.unqueued = 0; | |
oldfire = hooks.empty.fire; | |
hooks.empty.fire = function() { | |
if ( !hooks.unqueued ) { | |
oldfire(); | |
} | |
}; | |
} | |
hooks.unqueued++; | |
anim.always(function() { | |
// doing this makes sure that the complete handler will be called | |
// before this completes | |
anim.always(function() { | |
hooks.unqueued--; | |
if ( !jQuery.queue( elem, "fx" ).length ) { | |
hooks.empty.fire(); | |
} | |
}); | |
}); | |
} | |
// height/width overflow pass | |
if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) { | |
// Make sure that nothing sneaks out | |
// Record all 3 overflow attributes because IE does not | |
// change the overflow attribute when overflowX and | |
// overflowY are set to the same value | |
opts.overflow = [ style.overflow, style.overflowX, style.overflowY ]; | |
// Set display property to inline-block for height/width | |
// animations on inline elements that are having width/height animated | |
if ( jQuery.css( elem, "display" ) === "inline" && | |
jQuery.css( elem, "float" ) === "none" ) { | |
// inline-level elements accept inline-block; | |
// block-level elements need to be inline with layout | |
if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) { | |
style.display = "inline-block"; | |
} else { | |
style.zoom = 1; | |
} | |
} | |
} | |
if ( opts.overflow ) { | |
style.overflow = "hidden"; | |
if ( !jQuery.support.shrinkWrapBlocks ) { | |
anim.done(function() { | |
style.overflow = opts.overflow[ 0 ]; | |
style.overflowX = opts.overflow[ 1 ]; | |
style.overflowY = opts.overflow[ 2 ]; | |
}); | |
} | |
} | |
// show/hide pass | |
for ( index in props ) { | |
value = props[ index ]; | |
if ( rfxtypes.exec( value ) ) { | |
delete props[ index ]; | |
if ( value === ( hidden ? "hide" : "show" ) ) { | |
continue; | |
} | |
handled.push( index ); | |
} | |
} | |
length = handled.length; | |
if ( length ) { | |
dataShow = jQuery._data( elem, "fxshow" ) || jQuery._data( elem, "fxshow", {} ); | |
if ( hidden ) { | |
jQuery( elem ).show(); | |
} else { | |
anim.done(function() { | |
jQuery( elem ).hide(); | |
}); | |
} | |
anim.done(function() { | |
var prop; | |
jQuery.removeData( elem, "fxshow", true ); | |
for ( prop in orig ) { | |
jQuery.style( elem, prop, orig[ prop ] ); | |
} | |
}); | |
for ( index = 0 ; index < length ; index++ ) { | |
prop = handled[ index ]; | |
tween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 ); | |
orig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop ); | |
if ( !( prop in dataShow ) ) { | |
dataShow[ prop ] = tween.start; | |
if ( hidden ) { | |
tween.end = tween.start; | |
tween.start = prop === "width" || prop === "height" ? 1 : 0; | |
} | |
} | |
} | |
} | |
} | |
function Tween( elem, options, prop, end, easing ) { | |
return new Tween.prototype.init( elem, options, prop, end, easing ); | |
} | |
jQuery.Tween = Tween; | |
Tween.prototype = { | |
constructor: Tween, | |
init: function( elem, options, prop, end, easing, unit ) { | |
this.elem = elem; | |
this.prop = prop; | |
this.easing = easing || "swing"; | |
this.options = options; | |
this.start = this.now = this.cur(); | |
this.end = end; | |
this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" ); | |
}, | |
cur: function() { | |
var hooks = Tween.propHooks[ this.prop ]; | |
return hooks && hooks.get ? | |
hooks.get( this ) : | |
Tween.propHooks._default.get( this ); | |
}, | |
run: function( percent ) { | |
var eased, | |
hooks = Tween.propHooks[ this.prop ]; | |
if ( this.options.duration ) { | |
this.pos = eased = jQuery.easing[ this.easing ]( | |
percent, this.options.duration * percent, 0, 1, this.options.duration | |
); | |
} else { | |
this.pos = eased = percent; | |
} | |
this.now = ( this.end - this.start ) * eased + this.start; | |
if ( this.options.step ) { | |
this.options.step.call( this.elem, this.now, this ); | |
} | |
if ( hooks && hooks.set ) { | |
hooks.set( this ); | |
} else { | |
Tween.propHooks._default.set( this ); | |
} | |
return this; | |
} | |
}; | |
Tween.prototype.init.prototype = Tween.prototype; | |
Tween.propHooks = { | |
_default: { | |
get: function( tween ) { | |
var result; | |
if ( tween.elem[ tween.prop ] != null && | |
(!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) { | |
return tween.elem[ tween.prop ]; | |
} | |
// passing any value as a 4th parameter to .css will automatically | |
// attempt a parseFloat and fallback to a string if the parse fails | |
// so, simple values such as "10px" are parsed to Float. | |
// complex values such as "rotate(1rad)" are returned as is. | |
result = jQuery.css( tween.elem, tween.prop, false, "" ); | |
// Empty strings, null, undefined and "auto" are converted to 0. | |
return !result || result === "auto" ? 0 : result; | |
}, | |
set: function( tween ) { | |
// use step hook for back compat - use cssHook if its there - use .style if its | |
// available and use plain properties where available | |
if ( jQuery.fx.step[ tween.prop ] ) { | |
jQuery.fx.step[ tween.prop ]( tween ); | |
} else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) { | |
jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); | |
} else { | |
tween.elem[ tween.prop ] = tween.now; | |
} | |
} | |
} | |
}; | |
// Remove in 2.0 - this supports IE8's panic based approach | |
// to setting things on disconnected nodes | |
Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { | |
set: function( tween ) { | |
if ( tween.elem.nodeType && tween.elem.parentNode ) { | |
tween.elem[ tween.prop ] = tween.now; | |
} | |
} | |
}; | |
jQuery.each([ "toggle", "show", "hide" ], function( i, name ) { | |
var cssFn = jQuery.fn[ name ]; | |
jQuery.fn[ name ] = function( speed, easing, callback ) { | |
return speed == null || typeof speed === "boolean" || | |
// special check for .toggle( handler, handler, ... ) | |
( !i && jQuery.isFunction( speed ) && jQuery.isFunction( easing ) ) ? | |
cssFn.apply( this, arguments ) : | |
this.animate( genFx( name, true ), speed, easing, callback ); | |
}; | |
}); | |
jQuery.fn.extend({ | |
fadeTo: function( speed, to, easing, callback ) { | |
// show any hidden elements after setting opacity to 0 | |
return this.filter( isHidden ).css( "opacity", 0 ).show() | |
// animate to the value specified | |
.end().animate({ opacity: to }, speed, easing, callback ); | |
}, | |
animate: function( prop, speed, easing, callback ) { | |
var empty = jQuery.isEmptyObject( prop ), | |
optall = jQuery.speed( speed, easing, callback ), | |
doAnimation = function() { | |
// Operate on a copy of prop so per-property easing won't be lost | |
var anim = Animation( this, jQuery.extend( {}, prop ), optall ); | |
// Empty animations resolve immediately | |
if ( empty ) { | |
anim.stop( true ); | |
} | |
}; | |
return empty || optall.queue === false ? | |
this.each( doAnimation ) : | |
this.queue( optall.queue, doAnimation ); | |
}, | |
stop: function( type, clearQueue, gotoEnd ) { | |
var stopQueue = function( hooks ) { | |
var stop = hooks.stop; | |
delete hooks.stop; | |
stop( gotoEnd ); | |
}; | |
if ( typeof type !== "string" ) { | |
gotoEnd = clearQueue; | |
clearQueue = type; | |
type = undefined; | |
} | |
if ( clearQueue && type !== false ) { | |
this.queue( type || "fx", [] ); | |
} | |
return this.each(function() { | |
var dequeue = true, | |
index = type != null && type + "queueHooks", | |
timers = jQuery.timers, | |
data = jQuery._data( this ); | |
if ( index ) { | |
if ( data[ index ] && data[ index ].stop ) { | |
stopQueue( data[ index ] ); | |
} | |
} else { | |
for ( index in data ) { | |
if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) { | |
stopQueue( data[ index ] ); | |
} | |
} | |
} | |
for ( index = timers.length; index--; ) { | |
if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) { | |
timers[ index ].anim.stop( gotoEnd ); | |
dequeue = false; | |
timers.splice( index, 1 ); | |
} | |
} | |
// start the next in the queue if the last step wasn't forced | |
// timers currently will call their complete callbacks, which will dequeue | |
// but only if they were gotoEnd | |
if ( dequeue || !gotoEnd ) { | |
jQuery.dequeue( this, type ); | |
} | |
}); | |
} | |
}); | |
// Generate parameters to create a standard animation | |
function genFx( type, includeWidth ) { | |
var which, | |
attrs = { height: type }, | |
i = 0; | |
// if we include width, step value is 1 to do all cssExpand values, | |
// if we don't include width, step value is 2 to skip over Left and Right | |
includeWidth = includeWidth? 1 : 0; | |
for( ; i < 4 ; i += 2 - includeWidth ) { | |
which = cssExpand[ i ]; | |
attrs[ "margin" + which ] = attrs[ "padding" + which ] = type; | |
} | |
if ( includeWidth ) { | |
attrs.opacity = attrs.width = type; | |
} | |
return attrs; | |
} | |
// Generate shortcuts for custom animations | |
jQuery.each({ | |
slideDown: genFx("show"), | |
slideUp: genFx("hide"), | |
slideToggle: genFx("toggle"), | |
fadeIn: { opacity: "show" }, | |
fadeOut: { opacity: "hide" }, | |
fadeToggle: { opacity: "toggle" } | |
}, function( name, props ) { | |
jQuery.fn[ name ] = function( speed, easing, callback ) { | |
return this.animate( props, speed, easing, callback ); | |
}; | |
}); | |
jQuery.speed = function( speed, easing, fn ) { | |
var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { | |
complete: fn || !fn && easing || | |
jQuery.isFunction( speed ) && speed, | |
duration: speed, | |
easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing | |
}; | |
opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration : | |
opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default; | |
// normalize opt.queue - true/undefined/null -> "fx" | |
if ( opt.queue == null || opt.queue === true ) { | |
opt.queue = "fx"; | |
} | |
// Queueing | |
opt.old = opt.complete; | |
opt.complete = function() { | |
if ( jQuery.isFunction( opt.old ) ) { | |
opt.old.call( this ); | |
} | |
if ( opt.queue ) { | |
jQuery.dequeue( this, opt.queue ); | |
} | |
}; | |
return opt; | |
}; | |
jQuery.easing = { | |
linear: function( p ) { | |
return p; | |
}, | |
swing: function( p ) { | |
return 0.5 - Math.cos( p*Math.PI ) / 2; | |
} | |
}; | |
jQuery.timers = []; | |
jQuery.fx = Tween.prototype.init; | |
jQuery.fx.tick = function() { | |
var timer, | |
timers = jQuery.timers, | |
i = 0; | |
for ( ; i < timers.length; i++ ) { | |
timer = timers[ i ]; | |
// Checks the timer has not already been removed | |
if ( !timer() && timers[ i ] === timer ) { | |
timers.splice( i--, 1 ); | |
} | |
} | |
if ( !timers.length ) { | |
jQuery.fx.stop(); | |
} | |
}; | |
jQuery.fx.timer = function( timer ) { | |
if ( timer() && jQuery.timers.push( timer ) && !timerId ) { | |
timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval ); | |
} | |
}; | |
jQuery.fx.interval = 13; | |
jQuery.fx.stop = function() { | |
clearInterval( timerId ); | |
timerId = null; | |
}; | |
jQuery.fx.speeds = { | |
slow: 600, | |
fast: 200, | |
// Default speed | |
_default: 400 | |
}; | |
// Back Compat <1.8 extension point | |
jQuery.fx.step = {}; | |
if ( jQuery.expr && jQuery.expr.filters ) { | |
jQuery.expr.filters.animated = function( elem ) { | |
return jQuery.grep(jQuery.timers, function( fn ) { | |
return elem === fn.elem; | |
}).length; | |
}; | |
} | |
var rroot = /^(?:body|html)$/i; | |
jQuery.fn.offset = function( options ) { | |
if ( arguments.length ) { | |
return options === undefined ? | |
this : | |
this.each(function( i ) { | |
jQuery.offset.setOffset( this, options, i ); | |
}); | |
} | |
var box, docElem, body, win, clientTop, clientLeft, scrollTop, scrollLeft, top, left, | |
elem = this[ 0 ], | |
doc = elem && elem.ownerDocument; | |
if ( !doc ) { | |
return; | |
} | |
if ( (body = doc.body) === elem ) { | |
return jQuery.offset.bodyOffset( elem ); | |
} | |
docElem = doc.documentElement; | |
// Make sure we're not dealing with a disconnected DOM node | |
if ( !jQuery.contains( docElem, elem ) ) { | |
return { top: 0, left: 0 }; | |
} | |
box = elem.getBoundingClientRect(); | |
win = getWindow( doc ); | |
clientTop = docElem.clientTop || body.clientTop || 0; | |
clientLeft = docElem.clientLeft || body.clientLeft || 0; | |
scrollTop = win.pageYOffset || docElem.scrollTop; | |
scrollLeft = win.pageXOffset || docElem.scrollLeft; | |
top = box.top + scrollTop - clientTop; | |
left = box.left + scrollLeft - clientLeft; | |
return { top: top, left: left }; | |
}; | |
jQuery.offset = { | |
bodyOffset: function( body ) { | |
var top = body.offsetTop, | |
left = body.offsetLeft; | |
if ( jQuery.support.doesNotIncludeMarginInBodyOffset ) { | |
top += parseFloat( jQuery.css(body, "marginTop") ) || 0; | |
left += parseFloat( jQuery.css(body, "marginLeft") ) || 0; | |
} | |
return { top: top, left: left }; | |
}, | |
setOffset: function( elem, options, i ) { | |
var position = jQuery.css( elem, "position" ); | |
// set position first, in-case top/left are set even on static elem | |
if ( position === "static" ) { | |
elem.style.position = "relative"; | |
} | |
var curElem = jQuery( elem ), | |
curOffset = curElem.offset(), | |
curCSSTop = jQuery.css( elem, "top" ), | |
curCSSLeft = jQuery.css( elem, "left" ), | |
calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1, | |
props = {}, curPosition = {}, curTop, curLeft; | |
// need to be able to calculate position if either top or left is auto and position is either absolute or fixed | |
if ( calculatePosition ) { | |
curPosition = curElem.position(); | |
curTop = curPosition.top; | |
curLeft = curPosition.left; | |
} else { | |
curTop = parseFloat( curCSSTop ) || 0; | |
curLeft = parseFloat( curCSSLeft ) || 0; | |
} | |
if ( jQuery.isFunction( options ) ) { | |
options = options.call( elem, i, curOffset ); | |
} | |
if ( options.top != null ) { | |
props.top = ( options.top - curOffset.top ) + curTop; | |
} | |
if ( options.left != null ) { | |
props.left = ( options.left - curOffset.left ) + curLeft; | |
} | |
if ( "using" in options ) { | |
options.using.call( elem, props ); | |
} else { | |
curElem.css( props ); | |
} | |
} | |
}; | |
jQuery.fn.extend({ | |
position: function() { | |
if ( !this[0] ) { | |
return; | |
} | |
var elem = this[0], | |
// Get *real* offsetParent | |
offsetParent = this.offsetParent(), | |
// Get correct offsets | |
offset = this.offset(), | |
parentOffset = rroot.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset(); | |
// Subtract element margins | |
// note: when an element has margin: auto the offsetLeft and marginLeft | |
// are the same in Safari causing offset.left to incorrectly be 0 | |
offset.top -= parseFloat( jQuery.css(elem, "marginTop") ) || 0; | |
offset.left -= parseFloat( jQuery.css(elem, "marginLeft") ) || 0; | |
// Add offsetParent borders | |
parentOffset.top += parseFloat( jQuery.css(offsetParent[0], "borderTopWidth") ) || 0; | |
parentOffset.left += parseFloat( jQuery.css(offsetParent[0], "borderLeftWidth") ) || 0; | |
// Subtract the two offsets | |
return { | |
top: offset.top - parentOffset.top, | |
left: offset.left - parentOffset.left | |
}; | |
}, | |
offsetParent: function() { | |
return this.map(function() { | |
var offsetParent = this.offsetParent || document.body; | |
while ( offsetParent && (!rroot.test(offsetParent.nodeName) && jQuery.css(offsetParent, "position") === "static") ) { | |
offsetParent = offsetParent.offsetParent; | |
} | |
return offsetParent || document.body; | |
}); | |
} | |
}); | |
// Create scrollLeft and scrollTop methods | |
jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) { | |
var top = /Y/.test( prop ); | |
jQuery.fn[ method ] = function( val ) { | |
return jQuery.access( this, function( elem, method, val ) { | |
var win = getWindow( elem ); | |
if ( val === undefined ) { | |
return win ? (prop in win) ? win[ prop ] : | |
win.document.documentElement[ method ] : | |
elem[ method ]; | |
} | |
if ( win ) { | |
win.scrollTo( | |
!top ? val : jQuery( win ).scrollLeft(), | |
top ? val : jQuery( win ).scrollTop() | |
); | |
} else { | |
elem[ method ] = val; | |
} | |
}, method, val, arguments.length, null ); | |
}; | |
}); | |
function getWindow( elem ) { | |
return jQuery.isWindow( elem ) ? | |
elem : | |
elem.nodeType === 9 ? | |
elem.defaultView || elem.parentWindow : | |
false; | |
} | |
// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods | |
jQuery.each( { Height: "height", Width: "width" }, function( name, type ) { | |
jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) { | |
// margin is only for outerHeight, outerWidth | |
jQuery.fn[ funcName ] = function( margin, value ) { | |
var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ), | |
extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" ); | |
return jQuery.access( this, function( elem, type, value ) { | |
var doc; | |
if ( jQuery.isWindow( elem ) ) { | |
// As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there | |
// isn't a whole lot we can do. See pull request at this URL for discussion: | |
// https://github.com/jquery/jquery/pull/764 | |
return elem.document.documentElement[ "client" + name ]; | |
} | |
// Get document width or height | |
if ( elem.nodeType === 9 ) { | |
doc = elem.documentElement; | |
// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest | |
// unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it. | |
return Math.max( | |
elem.body[ "scroll" + name ], doc[ "scroll" + name ], | |
elem.body[ "offset" + name ], doc[ "offset" + name ], | |
doc[ "client" + name ] | |
); | |
} | |
return value === undefined ? | |
// Get width or height on the element, requesting but not forcing parseFloat | |
jQuery.css( elem, type, value, extra ) : | |
// Set width or height on the element | |
jQuery.style( elem, type, value, extra ); | |
}, type, chainable ? margin : undefined, chainable, null ); | |
}; | |
}); | |
}); | |
// Expose jQuery to the global object | |
window.jQuery = window.$ = jQuery; | |
// Expose jQuery as an AMD module, but only for AMD loaders that | |
// understand the issues with loading multiple versions of jQuery | |
// in a page that all might call define(). The loader will indicate | |
// they have special allowances for multiple jQuery versions by | |
// specifying define.amd.jQuery = true. Register as a named module, | |
// since jQuery can be concatenated with other files that may use define, | |
// but not use a proper concatenation script that understands anonymous | |
// AMD modules. A named AMD is safest and most robust way to register. | |
// Lowercase jquery is used because AMD module names are derived from | |
// file names, and jQuery is normally delivered in a lowercase file name. | |
// Do this after creating the global so that if an AMD module wants to call | |
// noConflict to hide this version of jQuery, it will work. | |
if ( typeof define === "function" && define.amd && define.amd.jQuery ) { | |
define( "jquery", [], function () { return jQuery; } ); | |
} | |
return jQuery; | |
})( window ); })); | |
},{}]},{},[]) | |
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e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})","// Uses Node, AMD or browser globals to create a module.\n\n// If you want something that will work in other stricter CommonJS environments,\n// or if you need to create a circular dependency, see commonJsStrict.js\n\n// Defines a module \"returnExports\" that depends another module called \"b\".\n// Note that the name of the module is implied by the file name. It is best\n// if the file name and the exported global have matching names.\n\n// If the 'b' module also uses this type of boilerplate, then\n// in the browser, it will create a global .b that is used below.\n\n// If you do not want to support the browser global path, then you\n// can remove the `root` use and the passing `this` as the first arg to\n// the top function.\n\n(function (root, factory) {\n    if (typeof exports === 'object') {\n        // Node. Does not work with strict CommonJS, but\n        // only CommonJS-like enviroments that support module.exports,\n        // like Node.\n        module.exports = factory();\n    } else if (typeof define === 'function' && define.amd) {\n        // AMD. Register as an anonymous module.\n        define([], factory);\n    } else {\n        // Browser globals\n        root.returnExports = factory();\n    }\n}(this, function () {/*!\n * jQuery JavaScript Library v1.8.1\n * http://jquery.com/\n *\n * Includes Sizzle.js\n * http://sizzlejs.com/\n *\n * Copyright 2012 jQuery Foundation and other contributors\n * Released under the MIT license\n * http://jquery.org/license\n *\n * Date: Thu Aug 30 2012 17:17:22 GMT-0400 (Eastern Daylight Time)\n */\nreturn (function( window, undefined ) {\nvar\n\t// A central reference to the root jQuery(document)\n\trootjQuery,\n\n\t// The deferred used on DOM ready\n\treadyList,\n\n\t// Use the correct document accordingly with window argument (sandbox)\n\tdocument = window.document,\n\tlocation = window.location,\n\tnavigator = window.navigator,\n\n\t// Map over jQuery in case of overwrite\n\t_jQuery = window.jQuery,\n\n\t// Map over the $ in case of overwrite\n\t_$ = window.$,\n\n\t// Save a reference to some core methods\n\tcore_push = Array.prototype.push,\n\tcore_slice = Array.prototype.slice,\n\tcore_indexOf = Array.prototype.indexOf,\n\tcore_toString = Object.prototype.toString,\n\tcore_hasOwn = Object.prototype.hasOwnProperty,\n\tcore_trim = String.prototype.trim,\n\n\t// Define a local copy of jQuery\n\tjQuery = function( selector, context ) {\n\t\t// The jQuery object is actually just the init constructor 'enhanced'\n\t\treturn new jQuery.fn.init( selector, context, rootjQuery );\n\t},\n\n\t// Used for matching numbers\n\tcore_pnum = /[\\-+]?(?:\\d*\\.|)\\d+(?:[eE][\\-+]?\\d+|)/.source,\n\n\t// Used for detecting and trimming whitespace\n\tcore_rnotwhite = /\\S/,\n\tcore_rspace = /\\s+/,\n\n\t// Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)\n\trtrim = /^[\\s\\uFEFF\\xA0]+|[\\s\\uFEFF\\xA0]+$/g,\n\n\t// A simple way to check for HTML strings\n\t// Prioritize #id over <tag> to avoid XSS via location.hash (#9521)\n\trquickExpr = /^(?:[^#<]*(<[\\w\\W]+>)[^>]*$|#([\\w\\-]*)$)/,\n\n\t// Match a standalone tag\n\trsingleTag = /^<(\\w+)\\s*\\/?>(?:<\\/\\1>|)$/,\n\n\t// JSON RegExp\n\trvalidchars = /^[\\],:{}\\s]*$/,\n\trvalidbraces = /(?:^|:|,)(?:\\s*\\[)+/g,\n\trvalidescape = /\\\\(?:[\"\\\\\\/bfnrt]|u[\\da-fA-F]{4})/g,\n\trvalidtokens = /\"[^\"\\\\\\r\\n]*\"|true|false|null|-?(?:\\d\\d*\\.|)\\d+(?:[eE][\\-+]?\\d+|)/g,\n\n\t// Matches dashed string for camelizing\n\trmsPrefix = /^-ms-/,\n\trdashAlpha = /-([\\da-z])/gi,\n\n\t// Used by jQuery.camelCase as callback to replace()\n\tfcamelCase = function( all, letter ) {\n\t\treturn ( letter + \"\" ).toUpperCase();\n\t},\n\n\t// The ready event handler and self cleanup method\n\tDOMContentLoaded = function() {\n\t\tif ( document.addEventListener ) {\n\t\t\tdocument.removeEventListener( \"DOMContentLoaded\", DOMContentLoaded, false );\n\t\t\tjQuery.ready();\n\t\t} else if ( document.readyState === \"complete\" ) {\n\t\t\t// we're here because readyState === \"complete\" in oldIE\n\t\t\t// which is good enough for us to call the dom ready!\n\t\t\tdocument.detachEvent( \"onreadystatechange\", DOMContentLoaded );\n\t\t\tjQuery.ready();\n\t\t}\n\t},\n\n\t// [[Class]] -> type pairs\n\tclass2type = {};\n\njQuery.fn = jQuery.prototype = {\n\tconstructor: jQuery,\n\tinit: function( selector, context, rootjQuery ) {\n\t\tvar match, elem, ret, doc;\n\n\t\t// Handle $(\"\"), $(null), $(undefined), $(false)\n\t\tif ( !selector ) {\n\t\t\treturn this;\n\t\t}\n\n\t\t// Handle $(DOMElement)\n\t\tif ( selector.nodeType ) {\n\t\t\tthis.context = this[0] = selector;\n\t\t\tthis.length = 1;\n\t\t\treturn this;\n\t\t}\n\n\t\t// Handle HTML strings\n\t\tif ( typeof selector === \"string\" ) {\n\t\t\tif ( selector.charAt(0) === \"<\" && selector.charAt( selector.length - 1 ) === \">\" && selector.length >= 3 ) {\n\t\t\t\t// Assume that strings that start and end with <> are HTML and skip the regex check\n\t\t\t\tmatch = [ null, selector, null ];\n\n\t\t\t} else {\n\t\t\t\tmatch = rquickExpr.exec( selector );\n\t\t\t}\n\n\t\t\t// Match html or make sure no context is specified for #id\n\t\t\tif ( match && (match[1] || !context) ) {\n\n\t\t\t\t// HANDLE: $(html) -> $(array)\n\t\t\t\tif ( match[1] ) {\n\t\t\t\t\tcontext = context instanceof jQuery ? context[0] : context;\n\t\t\t\t\tdoc = ( context && context.nodeType ? context.ownerDocument || context : document );\n\n\t\t\t\t\t// scripts is true for back-compat\n\t\t\t\t\tselector = jQuery.parseHTML( match[1], doc, true );\n\t\t\t\t\tif ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {\n\t\t\t\t\t\tthis.attr.call( selector, context, true );\n\t\t\t\t\t}\n\n\t\t\t\t\treturn jQuery.merge( this, selector );\n\n\t\t\t\t// HANDLE: $(#id)\n\t\t\t\t} else {\n\t\t\t\t\telem = document.getElementById( match[2] );\n\n\t\t\t\t\t// Check parentNode to catch when Blackberry 4.6 returns\n\t\t\t\t\t// nodes that are no longer in the document #6963\n\t\t\t\t\tif ( elem && elem.parentNode ) {\n\t\t\t\t\t\t// Handle the case where IE and Opera return items\n\t\t\t\t\t\t// by name instead of ID\n\t\t\t\t\t\tif ( elem.id !== match[2] ) {\n\t\t\t\t\t\t\treturn rootjQuery.find( selector );\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Otherwise, we inject the element directly into the jQuery object\n\t\t\t\t\t\tthis.length = 1;\n\t\t\t\t\t\tthis[0] = elem;\n\t\t\t\t\t}\n\n\t\t\t\t\tthis.context = document;\n\t\t\t\t\tthis.selector = selector;\n\t\t\t\t\treturn this;\n\t\t\t\t}\n\n\t\t\t// HANDLE: $(expr, $(...))\n\t\t\t} else if ( !context || context.jquery ) {\n\t\t\t\treturn ( context || rootjQuery ).find( selector );\n\n\t\t\t// HANDLE: $(expr, context)\n\t\t\t// (which is just equivalent to: $(context).find(expr)\n\t\t\t} else {\n\t\t\t\treturn this.constructor( context ).find( selector );\n\t\t\t}\n\n\t\t// HANDLE: $(function)\n\t\t// Shortcut for document ready\n\t\t} else if ( jQuery.isFunction( selector ) ) {\n\t\t\treturn rootjQuery.ready( selector );\n\t\t}\n\n\t\tif ( selector.selector !== undefined ) {\n\t\t\tthis.selector = selector.selector;\n\t\t\tthis.context = selector.context;\n\t\t}\n\n\t\treturn jQuery.makeArray( selector, this );\n\t},\n\n\t// Start with an empty selector\n\tselector: \"\",\n\n\t// The current version of jQuery being used\n\tjquery: \"1.8.1\",\n\n\t// The default length of a jQuery object is 0\n\tlength: 0,\n\n\t// The number of elements contained in the matched element set\n\tsize: function() {\n\t\treturn this.length;\n\t},\n\n\ttoArray: function() {\n\t\treturn core_slice.call( this );\n\t},\n\n\t// Get the Nth element in the matched element set OR\n\t// Get the whole matched element set as a clean array\n\tget: function( num ) {\n\t\treturn num == null ?\n\n\t\t\t// Return a 'clean' array\n\t\t\tthis.toArray() :\n\n\t\t\t// Return just the object\n\t\t\t( num < 0 ? this[ this.length + num ] : this[ num ] );\n\t},\n\n\t// Take an array of elements and push it onto the stack\n\t// (returning the new matched element set)\n\tpushStack: function( elems, name, selector ) {\n\n\t\t// Build a new jQuery matched element set\n\t\tvar ret = jQuery.merge( this.constructor(), elems );\n\n\t\t// Add the old object onto the stack (as a reference)\n\t\tret.prevObject = this;\n\n\t\tret.context = this.context;\n\n\t\tif ( name === \"find\" ) {\n\t\t\tret.selector = this.selector + ( this.selector ? \" \" : \"\" ) + selector;\n\t\t} else if ( name ) {\n\t\t\tret.selector = this.selector + \".\" + name + \"(\" + selector + \")\";\n\t\t}\n\n\t\t// Return the newly-formed element set\n\t\treturn ret;\n\t},\n\n\t// Execute a callback for every element in the matched set.\n\t// (You can seed the arguments with an array of args, but this is\n\t// only used internally.)\n\teach: function( callback, args ) {\n\t\treturn jQuery.each( this, callback, args );\n\t},\n\n\tready: function( fn ) {\n\t\t// Add the callback\n\t\tjQuery.ready.promise().done( fn );\n\n\t\treturn this;\n\t},\n\n\teq: function( i ) {\n\t\ti = +i;\n\t\treturn i === -1 ?\n\t\t\tthis.slice( i ) :\n\t\t\tthis.slice( i, i + 1 );\n\t},\n\n\tfirst: function() {\n\t\treturn this.eq( 0 );\n\t},\n\n\tlast: function() {\n\t\treturn this.eq( -1 );\n\t},\n\n\tslice: function() {\n\t\treturn this.pushStack( core_slice.apply( this, arguments ),\n\t\t\t\"slice\", core_slice.call(arguments).join(\",\") );\n\t},\n\n\tmap: function( callback ) {\n\t\treturn this.pushStack( jQuery.map(this, function( elem, i ) {\n\t\t\treturn callback.call( elem, i, elem );\n\t\t}));\n\t},\n\n\tend: function() {\n\t\treturn this.prevObject || this.constructor(null);\n\t},\n\n\t// For internal use only.\n\t// Behaves like an Array's method, not like a jQuery method.\n\tpush: core_push,\n\tsort: [].sort,\n\tsplice: [].splice\n};\n\n// Give the init function the jQuery prototype for later instantiation\njQuery.fn.init.prototype = jQuery.fn;\n\njQuery.extend = jQuery.fn.extend = function() {\n\tvar options, name, src, copy, copyIsArray, clone,\n\t\ttarget = arguments[0] || {},\n\t\ti = 1,\n\t\tlength = arguments.length,\n\t\tdeep = false;\n\n\t// Handle a deep copy situation\n\tif ( typeof target === \"boolean\" ) {\n\t\tdeep = target;\n\t\ttarget = arguments[1] || {};\n\t\t// skip the boolean and the target\n\t\ti = 2;\n\t}\n\n\t// Handle case when target is a string or something (possible in deep copy)\n\tif ( typeof target !== \"object\" && !jQuery.isFunction(target) ) {\n\t\ttarget = {};\n\t}\n\n\t// extend jQuery itself if only one argument is passed\n\tif ( length === i ) {\n\t\ttarget = this;\n\t\t--i;\n\t}\n\n\tfor ( ; i < length; i++ ) {\n\t\t// Only deal with non-null/undefined values\n\t\tif ( (options = arguments[ i ]) != null ) {\n\t\t\t// Extend the base object\n\t\t\tfor ( name in options ) {\n\t\t\t\tsrc = target[ name ];\n\t\t\t\tcopy = options[ name ];\n\n\t\t\t\t// Prevent never-ending loop\n\t\t\t\tif ( target === copy ) {\n\t\t\t\t\tcontinue;\n\t\t\t\t}\n\n\t\t\t\t// Recurse if we're merging plain objects or arrays\n\t\t\t\tif ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {\n\t\t\t\t\tif ( copyIsArray ) {\n\t\t\t\t\t\tcopyIsArray = false;\n\t\t\t\t\t\tclone = src && jQuery.isArray(src) ? src : [];\n\n\t\t\t\t\t} else {\n\t\t\t\t\t\tclone = src && jQuery.isPlainObject(src) ? src : {};\n\t\t\t\t\t}\n\n\t\t\t\t\t// Never move original objects, clone them\n\t\t\t\t\ttarget[ name ] = jQuery.extend( deep, clone, copy );\n\n\t\t\t\t// Don't bring in undefined values\n\t\t\t\t} else if ( copy !== undefined ) {\n\t\t\t\t\ttarget[ name ] = copy;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\t// Return the modified object\n\treturn target;\n};\n\njQuery.extend({\n\tnoConflict: function( deep ) {\n\t\tif ( window.$ === jQuery ) {\n\t\t\twindow.$ = _$;\n\t\t}\n\n\t\tif ( deep && window.jQuery === jQuery ) {\n\t\t\twindow.jQuery = _jQuery;\n\t\t}\n\n\t\treturn jQuery;\n\t},\n\n\t// Is the DOM ready to be used? Set to true once it occurs.\n\tisReady: false,\n\n\t// A counter to track how many items to wait for before\n\t// the ready event fires. See #6781\n\treadyWait: 1,\n\n\t// Hold (or release) the ready event\n\tholdReady: function( hold ) {\n\t\tif ( hold ) {\n\t\t\tjQuery.readyWait++;\n\t\t} else {\n\t\t\tjQuery.ready( true );\n\t\t}\n\t},\n\n\t// Handle when the DOM is ready\n\tready: function( wait ) {\n\n\t\t// Abort if there are pending holds or we're already ready\n\t\tif ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).\n\t\tif ( !document.body ) {\n\t\t\treturn setTimeout( jQuery.ready, 1 );\n\t\t}\n\n\t\t// Remember that the DOM is ready\n\t\tjQuery.isReady = true;\n\n\t\t// If a normal DOM Ready event fired, decrement, and wait if need be\n\t\tif ( wait !== true && --jQuery.readyWait > 0 ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// If there are functions bound, to execute\n\t\treadyList.resolveWith( document, [ jQuery ] );\n\n\t\t// Trigger any bound ready events\n\t\tif ( jQuery.fn.trigger ) {\n\t\t\tjQuery( document ).trigger(\"ready\").off(\"ready\");\n\t\t}\n\t},\n\n\t// See test/unit/core.js for details concerning isFunction.\n\t// Since version 1.3, DOM methods and functions like alert\n\t// aren't supported. They return false on IE (#2968).\n\tisFunction: function( obj ) {\n\t\treturn jQuery.type(obj) === \"function\";\n\t},\n\n\tisArray: Array.isArray || function( obj ) {\n\t\treturn jQuery.type(obj) === \"array\";\n\t},\n\n\tisWindow: function( obj ) {\n\t\treturn obj != null && obj == obj.window;\n\t},\n\n\tisNumeric: function( obj ) {\n\t\treturn !isNaN( parseFloat(obj) ) && isFinite( obj );\n\t},\n\n\ttype: function( obj ) {\n\t\treturn obj == null ?\n\t\t\tString( obj ) :\n\t\t\tclass2type[ core_toString.call(obj) ] || \"object\";\n\t},\n\n\tisPlainObject: function( obj ) {\n\t\t// Must be an Object.\n\t\t// Because of IE, we also have to check the presence of the constructor property.\n\t\t// Make sure that DOM nodes and window objects don't pass through, as well\n\t\tif ( !obj || jQuery.type(obj) !== \"object\" || obj.nodeType || jQuery.isWindow( obj ) ) {\n\t\t\treturn false;\n\t\t}\n\n\t\ttry {\n\t\t\t// Not own constructor property must be Object\n\t\t\tif ( obj.constructor &&\n\t\t\t\t!core_hasOwn.call(obj, \"constructor\") &&\n\t\t\t\t!core_hasOwn.call(obj.constructor.prototype, \"isPrototypeOf\") ) {\n\t\t\t\treturn false;\n\t\t\t}\n\t\t} catch ( e ) {\n\t\t\t// IE8,9 Will throw exceptions on certain host objects #9897\n\t\t\treturn false;\n\t\t}\n\n\t\t// Own properties are enumerated firstly, so to speed up,\n\t\t// if last one is own, then all properties are own.\n\n\t\tvar key;\n\t\tfor ( key in obj ) {}\n\n\t\treturn key === undefined || core_hasOwn.call( obj, key );\n\t},\n\n\tisEmptyObject: function( obj ) {\n\t\tvar name;\n\t\tfor ( name in obj ) {\n\t\t\treturn false;\n\t\t}\n\t\treturn true;\n\t},\n\n\terror: function( msg ) {\n\t\tthrow new Error( msg );\n\t},\n\n\t// data: string of html\n\t// context (optional): If specified, the fragment will be created in this context, defaults to document\n\t// scripts (optional): If true, will include scripts passed in the html string\n\tparseHTML: function( data, context, scripts ) {\n\t\tvar parsed;\n\t\tif ( !data || typeof data !== \"string\" ) {\n\t\t\treturn null;\n\t\t}\n\t\tif ( typeof context === \"boolean\" ) {\n\t\t\tscripts = context;\n\t\t\tcontext = 0;\n\t\t}\n\t\tcontext = context || document;\n\n\t\t// Single tag\n\t\tif ( (parsed = rsingleTag.exec( data )) ) {\n\t\t\treturn [ context.createElement( parsed[1] ) ];\n\t\t}\n\n\t\tparsed = jQuery.buildFragment( [ data ], context, scripts ? null : [] );\n\t\treturn jQuery.merge( [],\n\t\t\t(parsed.cacheable ? jQuery.clone( parsed.fragment ) : parsed.fragment).childNodes );\n\t},\n\n\tparseJSON: function( data ) {\n\t\tif ( !data || typeof data !== \"string\") {\n\t\t\treturn null;\n\t\t}\n\n\t\t// Make sure leading/trailing whitespace is removed (IE can't handle it)\n\t\tdata = jQuery.trim( data );\n\n\t\t// Attempt to parse using the native JSON parser first\n\t\tif ( window.JSON && window.JSON.parse ) {\n\t\t\treturn window.JSON.parse( data );\n\t\t}\n\n\t\t// Make sure the incoming data is actual JSON\n\t\t// Logic borrowed from http://json.org/json2.js\n\t\tif ( rvalidchars.test( data.replace( rvalidescape, \"@\" )\n\t\t\t.replace( rvalidtokens, \"]\" )\n\t\t\t.replace( rvalidbraces, \"\")) ) {\n\n\t\t\treturn ( new Function( \"return \" + data ) )();\n\n\t\t}\n\t\tjQuery.error( \"Invalid JSON: \" + data );\n\t},\n\n\t// Cross-browser xml parsing\n\tparseXML: function( data ) {\n\t\tvar xml, tmp;\n\t\tif ( !data || typeof data !== \"string\" ) {\n\t\t\treturn null;\n\t\t}\n\t\ttry {\n\t\t\tif ( window.DOMParser ) { // Standard\n\t\t\t\ttmp = new DOMParser();\n\t\t\t\txml = tmp.parseFromString( data , \"text/xml\" );\n\t\t\t} else { // IE\n\t\t\t\txml = new ActiveXObject( \"Microsoft.XMLDOM\" );\n\t\t\t\txml.async = \"false\";\n\t\t\t\txml.loadXML( data );\n\t\t\t}\n\t\t} catch( e ) {\n\t\t\txml = undefined;\n\t\t}\n\t\tif ( !xml || !xml.documentElement || xml.getElementsByTagName( \"parsererror\" ).length ) {\n\t\t\tjQuery.error( \"Invalid XML: \" + data );\n\t\t}\n\t\treturn xml;\n\t},\n\n\tnoop: function() {},\n\n\t// Evaluates a script in a global context\n\t// Workarounds based on findings by Jim Driscoll\n\t// http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context\n\tglobalEval: function( data ) {\n\t\tif ( data && core_rnotwhite.test( data ) ) {\n\t\t\t// We use execScript on Internet Explorer\n\t\t\t// We use an anonymous function so that context is window\n\t\t\t// rather than jQuery in Firefox\n\t\t\t( window.execScript || function( data ) {\n\t\t\t\twindow[ \"eval\" ].call( window, data );\n\t\t\t} )( data );\n\t\t}\n\t},\n\n\t// Convert dashed to camelCase; used by the css and data modules\n\t// Microsoft forgot to hump their vendor prefix (#9572)\n\tcamelCase: function( string ) {\n\t\treturn string.replace( rmsPrefix, \"ms-\" ).replace( rdashAlpha, fcamelCase );\n\t},\n\n\tnodeName: function( elem, name ) {\n\t\treturn elem.nodeName && elem.nodeName.toUpperCase() === name.toUpperCase();\n\t},\n\n\t// args is for internal usage only\n\teach: function( obj, callback, args ) {\n\t\tvar name,\n\t\t\ti = 0,\n\t\t\tlength = obj.length,\n\t\t\tisObj = length === undefined || jQuery.isFunction( obj );\n\n\t\tif ( args ) {\n\t\t\tif ( isObj ) {\n\t\t\t\tfor ( name in obj ) {\n\t\t\t\t\tif ( callback.apply( obj[ name ], args ) === false ) {\n\t\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tfor ( ; i < length; ) {\n\t\t\t\t\tif ( callback.apply( obj[ i++ ], args ) === false ) {\n\t\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t// A special, fast, case for the most common use of each\n\t\t} else {\n\t\t\tif ( isObj ) {\n\t\t\t\tfor ( name in obj ) {\n\t\t\t\t\tif ( callback.call( obj[ name ], name, obj[ name ] ) === false ) {\n\t\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tfor ( ; i < length; ) {\n\t\t\t\t\tif ( callback.call( obj[ i ], i, obj[ i++ ] ) === false ) {\n\t\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn obj;\n\t},\n\n\t// Use native String.trim function wherever possible\n\ttrim: core_trim && !core_trim.call(\"\\uFEFF\\xA0\") ?\n\t\tfunction( text ) {\n\t\t\treturn text == null ?\n\t\t\t\t\"\" :\n\t\t\t\tcore_trim.call( text );\n\t\t} :\n\n\t\t// Otherwise use our own trimming functionality\n\t\tfunction( text ) {\n\t\t\treturn text == null ?\n\t\t\t\t\"\" :\n\t\t\t\ttext.toString().replace( rtrim, \"\" );\n\t\t},\n\n\t// results is for internal usage only\n\tmakeArray: function( arr, results ) {\n\t\tvar type,\n\t\t\tret = results || [];\n\n\t\tif ( arr != null ) {\n\t\t\t// The window, strings (and functions) also have 'length'\n\t\t\t// Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930\n\t\t\ttype = jQuery.type( arr );\n\n\t\t\tif ( arr.length == null || type === \"string\" || type === \"function\" || type === \"regexp\" || jQuery.isWindow( arr ) ) {\n\t\t\t\tcore_push.call( ret, arr );\n\t\t\t} else {\n\t\t\t\tjQuery.merge( ret, arr );\n\t\t\t}\n\t\t}\n\n\t\treturn ret;\n\t},\n\n\tinArray: function( elem, arr, i ) {\n\t\tvar len;\n\n\t\tif ( arr ) {\n\t\t\tif ( core_indexOf ) {\n\t\t\t\treturn core_indexOf.call( arr, elem, i );\n\t\t\t}\n\n\t\t\tlen = arr.length;\n\t\t\ti = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;\n\n\t\t\tfor ( ; i < len; i++ ) {\n\t\t\t\t// Skip accessing in sparse arrays\n\t\t\t\tif ( i in arr && arr[ i ] === elem ) {\n\t\t\t\t\treturn i;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn -1;\n\t},\n\n\tmerge: function( first, second ) {\n\t\tvar l = second.length,\n\t\t\ti = first.length,\n\t\t\tj = 0;\n\n\t\tif ( typeof l === \"number\" ) {\n\t\t\tfor ( ; j < l; j++ ) {\n\t\t\t\tfirst[ i++ ] = second[ j ];\n\t\t\t}\n\n\t\t} else {\n\t\t\twhile ( second[j] !== undefined ) {\n\t\t\t\tfirst[ i++ ] = second[ j++ ];\n\t\t\t}\n\t\t}\n\n\t\tfirst.length = i;\n\n\t\treturn first;\n\t},\n\n\tgrep: function( elems, callback, inv ) {\n\t\tvar retVal,\n\t\t\tret = [],\n\t\t\ti = 0,\n\t\t\tlength = elems.length;\n\t\tinv = !!inv;\n\n\t\t// Go through the array, only saving the items\n\t\t// that pass the validator function\n\t\tfor ( ; i < length; i++ ) {\n\t\t\tretVal = !!callback( elems[ i ], i );\n\t\t\tif ( inv !== retVal ) {\n\t\t\t\tret.push( elems[ i ] );\n\t\t\t}\n\t\t}\n\n\t\treturn ret;\n\t},\n\n\t// arg is for internal usage only\n\tmap: function( elems, callback, arg ) {\n\t\tvar value, key,\n\t\t\tret = [],\n\t\t\ti = 0,\n\t\t\tlength = elems.length,\n\t\t\t// jquery objects are treated as arrays\n\t\t\tisArray = elems instanceof jQuery || length !== undefined && typeof length === \"number\" && ( ( length > 0 && elems[ 0 ] && elems[ length -1 ] ) || length === 0 || jQuery.isArray( elems ) ) ;\n\n\t\t// Go through the array, translating each of the items to their\n\t\tif ( isArray ) {\n\t\t\tfor ( ; i < length; i++ ) {\n\t\t\t\tvalue = callback( elems[ i ], i, arg );\n\n\t\t\t\tif ( value != null ) {\n\t\t\t\t\tret[ ret.length ] = value;\n\t\t\t\t}\n\t\t\t}\n\n\t\t// Go through every key on the object,\n\t\t} else {\n\t\t\tfor ( key in elems ) {\n\t\t\t\tvalue = callback( elems[ key ], key, arg );\n\n\t\t\t\tif ( value != null ) {\n\t\t\t\t\tret[ ret.length ] = value;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Flatten any nested arrays\n\t\treturn ret.concat.apply( [], ret );\n\t},\n\n\t// A global GUID counter for objects\n\tguid: 1,\n\n\t// Bind a function to a context, optionally partially applying any\n\t// arguments.\n\tproxy: function( fn, context ) {\n\t\tvar tmp, args, proxy;\n\n\t\tif ( typeof context === \"string\" ) {\n\t\t\ttmp = fn[ context ];\n\t\t\tcontext = fn;\n\t\t\tfn = tmp;\n\t\t}\n\n\t\t// Quick check to determine if target is callable, in the spec\n\t\t// this throws a TypeError, but we will just return undefined.\n\t\tif ( !jQuery.isFunction( fn ) ) {\n\t\t\treturn undefined;\n\t\t}\n\n\t\t// Simulated bind\n\t\targs = core_slice.call( arguments, 2 );\n\t\tproxy = function() {\n\t\t\treturn fn.apply( context, args.concat( core_slice.call( arguments ) ) );\n\t\t};\n\n\t\t// Set the guid of unique handler to the same of original handler, so it can be removed\n\t\tproxy.guid = fn.guid = fn.guid || proxy.guid || jQuery.guid++;\n\n\t\treturn proxy;\n\t},\n\n\t// Multifunctional method to get and set values of a collection\n\t// The value/s can optionally be executed if it's a function\n\taccess: function( elems, fn, key, value, chainable, emptyGet, pass ) {\n\t\tvar exec,\n\t\t\tbulk = key == null,\n\t\t\ti = 0,\n\t\t\tlength = elems.length;\n\n\t\t// Sets many values\n\t\tif ( key && typeof key === \"object\" ) {\n\t\t\tfor ( i in key ) {\n\t\t\t\tjQuery.access( elems, fn, i, key[i], 1, emptyGet, value );\n\t\t\t}\n\t\t\tchainable = 1;\n\n\t\t// Sets one value\n\t\t} else if ( value !== undefined ) {\n\t\t\t// Optionally, function values get executed if exec is true\n\t\t\texec = pass === undefined && jQuery.isFunction( value );\n\n\t\t\tif ( bulk ) {\n\t\t\t\t// Bulk operations only iterate when executing function values\n\t\t\t\tif ( exec ) {\n\t\t\t\t\texec = fn;\n\t\t\t\t\tfn = function( elem, key, value ) {\n\t\t\t\t\t\treturn exec.call( jQuery( elem ), value );\n\t\t\t\t\t};\n\n\t\t\t\t// Otherwise they run against the entire set\n\t\t\t\t} else {\n\t\t\t\t\tfn.call( elems, value );\n\t\t\t\t\tfn = null;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif ( fn ) {\n\t\t\t\tfor (; i < length; i++ ) {\n\t\t\t\t\tfn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass );\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tchainable = 1;\n\t\t}\n\n\t\treturn chainable ?\n\t\t\telems :\n\n\t\t\t// Gets\n\t\t\tbulk ?\n\t\t\t\tfn.call( elems ) :\n\t\t\t\tlength ? fn( elems[0], key ) : emptyGet;\n\t},\n\n\tnow: function() {\n\t\treturn ( new Date() ).getTime();\n\t}\n});\n\njQuery.ready.promise = function( obj ) {\n\tif ( !readyList ) {\n\n\t\treadyList = jQuery.Deferred();\n\n\t\t// Catch cases where $(document).ready() is called after the browser event has already occurred.\n\t\t// we once tried to use readyState \"interactive\" here, but it caused issues like the one\n\t\t// discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15\n\t\tif ( document.readyState === \"complete\" ) {\n\t\t\t// Handle it asynchronously to allow scripts the opportunity to delay ready\n\t\t\tsetTimeout( jQuery.ready, 1 );\n\n\t\t// Standards-based browsers support DOMContentLoaded\n\t\t} else if ( document.addEventListener ) {\n\t\t\t// Use the handy event callback\n\t\t\tdocument.addEventListener( \"DOMContentLoaded\", DOMContentLoaded, false );\n\n\t\t\t// A fallback to window.onload, that will always work\n\t\t\twindow.addEventListener( \"load\", jQuery.ready, false );\n\n\t\t// If IE event model is used\n\t\t} else {\n\t\t\t// Ensure firing before onload, maybe late but safe also for iframes\n\t\t\tdocument.attachEvent( \"onreadystatechange\", DOMContentLoaded );\n\n\t\t\t// A fallback to window.onload, that will always work\n\t\t\twindow.attachEvent( \"onload\", jQuery.ready );\n\n\t\t\t// If IE and not a frame\n\t\t\t// continually check to see if the document is ready\n\t\t\tvar top = false;\n\n\t\t\ttry {\n\t\t\t\ttop = window.frameElement == null && document.documentElement;\n\t\t\t} catch(e) {}\n\n\t\t\tif ( top && top.doScroll ) {\n\t\t\t\t(function doScrollCheck() {\n\t\t\t\t\tif ( !jQuery.isReady ) {\n\n\t\t\t\t\t\ttry {\n\t\t\t\t\t\t\t// Use the trick by Diego Perini\n\t\t\t\t\t\t\t// http://javascript.nwbox.com/IEContentLoaded/\n\t\t\t\t\t\t\ttop.doScroll(\"left\");\n\t\t\t\t\t\t} catch(e) {\n\t\t\t\t\t\t\treturn setTimeout( doScrollCheck, 50 );\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// and execute any waiting functions\n\t\t\t\t\t\tjQuery.ready();\n\t\t\t\t\t}\n\t\t\t\t})();\n\t\t\t}\n\t\t}\n\t}\n\treturn readyList.promise( obj );\n};\n\n// Populate the class2type map\njQuery.each(\"Boolean Number String Function Array Date RegExp Object\".split(\" \"), function(i, name) {\n\tclass2type[ \"[object \" + name + \"]\" ] = name.toLowerCase();\n});\n\n// All jQuery objects should point back to these\nrootjQuery = jQuery(document);\n// String to Object options format cache\nvar optionsCache = {};\n\n// Convert String-formatted options into Object-formatted ones and store in cache\nfunction createOptions( options ) {\n\tvar object = optionsCache[ options ] = {};\n\tjQuery.each( options.split( core_rspace ), function( _, flag ) {\n\t\tobject[ flag ] = true;\n\t});\n\treturn object;\n}\n\n/*\n * Create a callback list using the following parameters:\n *\n *\toptions: an optional list of space-separated options that will change how\n *\t\t\tthe callback list behaves or a more traditional option object\n *\n * By default a callback list will act like an event callback list and can be\n * \"fired\" multiple times.\n *\n * Possible options:\n *\n *\tonce:\t\t\twill ensure the callback list can only be fired once (like a Deferred)\n *\n *\tmemory:\t\t\twill keep track of previous values and will call any callback added\n *\t\t\t\t\tafter the list has been fired right away with the latest \"memorized\"\n *\t\t\t\t\tvalues (like a Deferred)\n *\n *\tunique:\t\t\twill ensure a callback can only be added once (no duplicate in the list)\n *\n *\tstopOnFalse:\tinterrupt callings when a callback returns false\n *\n */\njQuery.Callbacks = function( options ) {\n\n\t// Convert options from String-formatted to Object-formatted if needed\n\t// (we check in cache first)\n\toptions = typeof options === \"string\" ?\n\t\t( optionsCache[ options ] || createOptions( options ) ) :\n\t\tjQuery.extend( {}, options );\n\n\tvar // Last fire value (for non-forgettable lists)\n\t\tmemory,\n\t\t// Flag to know if list was already fired\n\t\tfired,\n\t\t// Flag to know if list is currently firing\n\t\tfiring,\n\t\t// First callback to fire (used internally by add and fireWith)\n\t\tfiringStart,\n\t\t// End of the loop when firing\n\t\tfiringLength,\n\t\t// Index of currently firing callback (modified by remove if needed)\n\t\tfiringIndex,\n\t\t// Actual callback list\n\t\tlist = [],\n\t\t// Stack of fire calls for repeatable lists\n\t\tstack = !options.once && [],\n\t\t// Fire callbacks\n\t\tfire = function( data ) {\n\t\t\tmemory = options.memory && data;\n\t\t\tfired = true;\n\t\t\tfiringIndex = firingStart || 0;\n\t\t\tfiringStart = 0;\n\t\t\tfiringLength = list.length;\n\t\t\tfiring = true;\n\t\t\tfor ( ; list && firingIndex < firingLength; firingIndex++ ) {\n\t\t\t\tif ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {\n\t\t\t\t\tmemory = false; // To prevent further calls using add\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\t\t\tfiring = false;\n\t\t\tif ( list ) {\n\t\t\t\tif ( stack ) {\n\t\t\t\t\tif ( stack.length ) {\n\t\t\t\t\t\tfire( stack.shift() );\n\t\t\t\t\t}\n\t\t\t\t} else if ( memory ) {\n\t\t\t\t\tlist = [];\n\t\t\t\t} else {\n\t\t\t\t\tself.disable();\n\t\t\t\t}\n\t\t\t}\n\t\t},\n\t\t// Actual Callbacks object\n\t\tself = {\n\t\t\t// Add a callback or a collection of callbacks to the list\n\t\t\tadd: function() {\n\t\t\t\tif ( list ) {\n\t\t\t\t\t// First, we save the current length\n\t\t\t\t\tvar start = list.length;\n\t\t\t\t\t(function add( args ) {\n\t\t\t\t\t\tjQuery.each( args, function( _, arg ) {\n\t\t\t\t\t\t\tvar type = jQuery.type( arg );\n\t\t\t\t\t\t\tif ( type === \"function\" && ( !options.unique || !self.has( arg ) ) ) {\n\t\t\t\t\t\t\t\tlist.push( arg );\n\t\t\t\t\t\t\t} else if ( arg && arg.length && type !== \"string\" ) {\n\t\t\t\t\t\t\t\t// Inspect recursively\n\t\t\t\t\t\t\t\tadd( arg );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t});\n\t\t\t\t\t})( arguments );\n\t\t\t\t\t// Do we need to add the callbacks to the\n\t\t\t\t\t// current firing batch?\n\t\t\t\t\tif ( firing ) {\n\t\t\t\t\t\tfiringLength = list.length;\n\t\t\t\t\t// With memory, if we're not firing then\n\t\t\t\t\t// we should call right away\n\t\t\t\t\t} else if ( memory ) {\n\t\t\t\t\t\tfiringStart = start;\n\t\t\t\t\t\tfire( memory );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t},\n\t\t\t// Remove a callback from the list\n\t\t\tremove: function() {\n\t\t\t\tif ( list ) {\n\t\t\t\t\tjQuery.each( arguments, function( _, arg ) {\n\t\t\t\t\t\tvar index;\n\t\t\t\t\t\twhile( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {\n\t\t\t\t\t\t\tlist.splice( index, 1 );\n\t\t\t\t\t\t\t// Handle firing indexes\n\t\t\t\t\t\t\tif ( firing ) {\n\t\t\t\t\t\t\t\tif ( index <= firingLength ) {\n\t\t\t\t\t\t\t\t\tfiringLength--;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tif ( index <= firingIndex ) {\n\t\t\t\t\t\t\t\t\tfiringIndex--;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t});\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t},\n\t\t\t// Control if a given callback is in the list\n\t\t\thas: function( fn ) {\n\t\t\t\treturn jQuery.inArray( fn, list ) > -1;\n\t\t\t},\n\t\t\t// Remove all callbacks from the list\n\t\t\tempty: function() {\n\t\t\t\tlist = [];\n\t\t\t\treturn this;\n\t\t\t},\n\t\t\t// Have the list do nothing anymore\n\t\t\tdisable: function() {\n\t\t\t\tlist = stack = memory = undefined;\n\t\t\t\treturn this;\n\t\t\t},\n\t\t\t// Is it disabled?\n\t\t\tdisabled: function() {\n\t\t\t\treturn !list;\n\t\t\t},\n\t\t\t// Lock the list in its current state\n\t\t\tlock: function() {\n\t\t\t\tstack = undefined;\n\t\t\t\tif ( !memory ) {\n\t\t\t\t\tself.disable();\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t},\n\t\t\t// Is it locked?\n\t\t\tlocked: function() {\n\t\t\t\treturn !stack;\n\t\t\t},\n\t\t\t// Call all callbacks with the given context and arguments\n\t\t\tfireWith: function( context, args ) {\n\t\t\t\targs = args || [];\n\t\t\t\targs = [ context, args.slice ? args.slice() : args ];\n\t\t\t\tif ( list && ( !fired || stack ) ) {\n\t\t\t\t\tif ( firing ) {\n\t\t\t\t\t\tstack.push( args );\n\t\t\t\t\t} else {\n\t\t\t\t\t\tfire( args );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t},\n\t\t\t// Call all the callbacks with the given arguments\n\t\t\tfire: function() {\n\t\t\t\tself.fireWith( this, arguments );\n\t\t\t\treturn this;\n\t\t\t},\n\t\t\t// To know if the callbacks have already been called at least once\n\t\t\tfired: function() {\n\t\t\t\treturn !!fired;\n\t\t\t}\n\t\t};\n\n\treturn self;\n};\njQuery.extend({\n\n\tDeferred: function( func ) {\n\t\tvar tuples = [\n\t\t\t\t// action, add listener, listener list, final state\n\t\t\t\t[ \"resolve\", \"done\", jQuery.Callbacks(\"once memory\"), \"resolved\" ],\n\t\t\t\t[ \"reject\", \"fail\", jQuery.Callbacks(\"once memory\"), \"rejected\" ],\n\t\t\t\t[ \"notify\", \"progress\", jQuery.Callbacks(\"memory\") ]\n\t\t\t],\n\t\t\tstate = \"pending\",\n\t\t\tpromise = {\n\t\t\t\tstate: function() {\n\t\t\t\t\treturn state;\n\t\t\t\t},\n\t\t\t\talways: function() {\n\t\t\t\t\tdeferred.done( arguments ).fail( arguments );\n\t\t\t\t\treturn this;\n\t\t\t\t},\n\t\t\t\tthen: function( /* fnDone, fnFail, fnProgress */ ) {\n\t\t\t\t\tvar fns = arguments;\n\t\t\t\t\treturn jQuery.Deferred(function( newDefer ) {\n\t\t\t\t\t\tjQuery.each( tuples, function( i, tuple ) {\n\t\t\t\t\t\t\tvar action = tuple[ 0 ],\n\t\t\t\t\t\t\t\tfn = fns[ i ];\n\t\t\t\t\t\t\t// deferred[ done | fail | progress ] for forwarding actions to newDefer\n\t\t\t\t\t\t\tdeferred[ tuple[1] ]( jQuery.isFunction( fn ) ?\n\t\t\t\t\t\t\t\tfunction() {\n\t\t\t\t\t\t\t\t\tvar returned = fn.apply( this, arguments );\n\t\t\t\t\t\t\t\t\tif ( returned && jQuery.isFunction( returned.promise ) ) {\n\t\t\t\t\t\t\t\t\t\treturned.promise()\n\t\t\t\t\t\t\t\t\t\t\t.done( newDefer.resolve )\n\t\t\t\t\t\t\t\t\t\t\t.fail( newDefer.reject )\n\t\t\t\t\t\t\t\t\t\t\t.progress( newDefer.notify );\n\t\t\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\t\t\tnewDefer[ action + \"With\" ]( this === deferred ? newDefer : this, [ returned ] );\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t} :\n\t\t\t\t\t\t\t\tnewDefer[ action ]\n\t\t\t\t\t\t\t);\n\t\t\t\t\t\t});\n\t\t\t\t\t\tfns = null;\n\t\t\t\t\t}).promise();\n\t\t\t\t},\n\t\t\t\t// Get a promise for this deferred\n\t\t\t\t// If obj is provided, the promise aspect is added to the object\n\t\t\t\tpromise: function( obj ) {\n\t\t\t\t\treturn typeof obj === \"object\" ? jQuery.extend( obj, promise ) : promise;\n\t\t\t\t}\n\t\t\t},\n\t\t\tdeferred = {};\n\n\t\t// Keep pipe for back-compat\n\t\tpromise.pipe = promise.then;\n\n\t\t// Add list-specific methods\n\t\tjQuery.each( tuples, function( i, tuple ) {\n\t\t\tvar list = tuple[ 2 ],\n\t\t\t\tstateString = tuple[ 3 ];\n\n\t\t\t// promise[ done | fail | progress ] = list.add\n\t\t\tpromise[ tuple[1] ] = list.add;\n\n\t\t\t// Handle state\n\t\t\tif ( stateString ) {\n\t\t\t\tlist.add(function() {\n\t\t\t\t\t// state = [ resolved | rejected ]\n\t\t\t\t\tstate = stateString;\n\n\t\t\t\t// [ reject_list | resolve_list ].disable; progress_list.lock\n\t\t\t\t}, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );\n\t\t\t}\n\n\t\t\t// deferred[ resolve | reject | notify ] = list.fire\n\t\t\tdeferred[ tuple[0] ] = list.fire;\n\t\t\tdeferred[ tuple[0] + \"With\" ] = list.fireWith;\n\t\t});\n\n\t\t// Make the deferred a promise\n\t\tpromise.promise( deferred );\n\n\t\t// Call given func if any\n\t\tif ( func ) {\n\t\t\tfunc.call( deferred, deferred );\n\t\t}\n\n\t\t// All done!\n\t\treturn deferred;\n\t},\n\n\t// Deferred helper\n\twhen: function( subordinate /* , ..., subordinateN */ ) {\n\t\tvar i = 0,\n\t\t\tresolveValues = core_slice.call( arguments ),\n\t\t\tlength = resolveValues.length,\n\n\t\t\t// the count of uncompleted subordinates\n\t\t\tremaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,\n\n\t\t\t// the master Deferred. If resolveValues consist of only a single Deferred, just use that.\n\t\t\tdeferred = remaining === 1 ? subordinate : jQuery.Deferred(),\n\n\t\t\t// Update function for both resolve and progress values\n\t\t\tupdateFunc = function( i, contexts, values ) {\n\t\t\t\treturn function( value ) {\n\t\t\t\t\tcontexts[ i ] = this;\n\t\t\t\t\tvalues[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;\n\t\t\t\t\tif( values === progressValues ) {\n\t\t\t\t\t\tdeferred.notifyWith( contexts, values );\n\t\t\t\t\t} else if ( !( --remaining ) ) {\n\t\t\t\t\t\tdeferred.resolveWith( contexts, values );\n\t\t\t\t\t}\n\t\t\t\t};\n\t\t\t},\n\n\t\t\tprogressValues, progressContexts, resolveContexts;\n\n\t\t// add listeners to Deferred subordinates; treat others as resolved\n\t\tif ( length > 1 ) {\n\t\t\tprogressValues = new Array( length );\n\t\t\tprogressContexts = new Array( length );\n\t\t\tresolveContexts = new Array( length );\n\t\t\tfor ( ; i < length; i++ ) {\n\t\t\t\tif ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {\n\t\t\t\t\tresolveValues[ i ].promise()\n\t\t\t\t\t\t.done( updateFunc( i, resolveContexts, resolveValues ) )\n\t\t\t\t\t\t.fail( deferred.reject )\n\t\t\t\t\t\t.progress( updateFunc( i, progressContexts, progressValues ) );\n\t\t\t\t} else {\n\t\t\t\t\t--remaining;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// if we're not waiting on anything, resolve the master\n\t\tif ( !remaining ) {\n\t\t\tdeferred.resolveWith( resolveContexts, resolveValues );\n\t\t}\n\n\t\treturn deferred.promise();\n\t}\n});\njQuery.support = (function() {\n\n\tvar support,\n\t\tall,\n\t\ta,\n\t\tselect,\n\t\topt,\n\t\tinput,\n\t\tfragment,\n\t\teventName,\n\t\ti,\n\t\tisSupported,\n\t\tclickFn,\n\t\tdiv = document.createElement(\"div\");\n\n\t// Preliminary tests\n\tdiv.setAttribute( \"className\", \"t\" );\n\tdiv.innerHTML = \"  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>\";\n\n\tall = div.getElementsByTagName(\"*\");\n\ta = div.getElementsByTagName(\"a\")[ 0 ];\n\ta.style.cssText = \"top:1px;float:left;opacity:.5\";\n\n\t// Can't get basic test support\n\tif ( !all || !all.length || !a ) {\n\t\treturn {};\n\t}\n\n\t// First batch of supports tests\n\tselect = document.createElement(\"select\");\n\topt = select.appendChild( document.createElement(\"option\") );\n\tinput = div.getElementsByTagName(\"input\")[ 0 ];\n\n\tsupport = {\n\t\t// IE strips leading whitespace when .innerHTML is used\n\t\tleadingWhitespace: ( div.firstChild.nodeType === 3 ),\n\n\t\t// Make sure that tbody elements aren't automatically inserted\n\t\t// IE will insert them into empty tables\n\t\ttbody: !div.getElementsByTagName(\"tbody\").length,\n\n\t\t// Make sure that link elements get serialized correctly by innerHTML\n\t\t// This requires a wrapper element in IE\n\t\thtmlSerialize: !!div.getElementsByTagName(\"link\").length,\n\n\t\t// Get the style information from getAttribute\n\t\t// (IE uses .cssText instead)\n\t\tstyle: /top/.test( a.getAttribute(\"style\") ),\n\n\t\t// Make sure that URLs aren't manipulated\n\t\t// (IE normalizes it by default)\n\t\threfNormalized: ( a.getAttribute(\"href\") === \"/a\" ),\n\n\t\t// Make sure that element opacity exists\n\t\t// (IE uses filter instead)\n\t\t// Use a regex to work around a WebKit issue. See #5145\n\t\topacity: /^0.5/.test( a.style.opacity ),\n\n\t\t// Verify style float existence\n\t\t// (IE uses styleFloat instead of cssFloat)\n\t\tcssFloat: !!a.style.cssFloat,\n\n\t\t// Make sure that if no value is specified for a checkbox\n\t\t// that it defaults to \"on\".\n\t\t// (WebKit defaults to \"\" instead)\n\t\tcheckOn: ( input.value === \"on\" ),\n\n\t\t// Make sure that a selected-by-default option has a working selected property.\n\t\t// (WebKit defaults to false instead of true, IE too, if it's in an optgroup)\n\t\toptSelected: opt.selected,\n\n\t\t// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)\n\t\tgetSetAttribute: div.className !== \"t\",\n\n\t\t// Tests for enctype support on a form(#6743)\n\t\tenctype: !!document.createElement(\"form\").enctype,\n\n\t\t// Makes sure cloning an html5 element does not cause problems\n\t\t// Where outerHTML is undefined, this still works\n\t\thtml5Clone: document.createElement(\"nav\").cloneNode( true ).outerHTML !== \"<:nav></:nav>\",\n\n\t\t// jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode\n\t\tboxModel: ( document.compatMode === \"CSS1Compat\" ),\n\n\t\t// Will be defined later\n\t\tsubmitBubbles: true,\n\t\tchangeBubbles: true,\n\t\tfocusinBubbles: false,\n\t\tdeleteExpando: true,\n\t\tnoCloneEvent: true,\n\t\tinlineBlockNeedsLayout: false,\n\t\tshrinkWrapBlocks: false,\n\t\treliableMarginRight: true,\n\t\tboxSizingReliable: true,\n\t\tpixelPosition: false\n\t};\n\n\t// Make sure checked status is properly cloned\n\tinput.checked = true;\n\tsupport.noCloneChecked = input.cloneNode( true ).checked;\n\n\t// Make sure that the options inside disabled selects aren't marked as disabled\n\t// (WebKit marks them as disabled)\n\tselect.disabled = true;\n\tsupport.optDisabled = !opt.disabled;\n\n\t// Test to see if it's possible to delete an expando from an element\n\t// Fails in Internet Explorer\n\ttry {\n\t\tdelete div.test;\n\t} catch( e ) {\n\t\tsupport.deleteExpando = false;\n\t}\n\n\tif ( !div.addEventListener && div.attachEvent && div.fireEvent ) {\n\t\tdiv.attachEvent( \"onclick\", clickFn = function() {\n\t\t\t// Cloning a node shouldn't copy over any\n\t\t\t// bound event handlers (IE does this)\n\t\t\tsupport.noCloneEvent = false;\n\t\t});\n\t\tdiv.cloneNode( true ).fireEvent(\"onclick\");\n\t\tdiv.detachEvent( \"onclick\", clickFn );\n\t}\n\n\t// Check if a radio maintains its value\n\t// after being appended to the DOM\n\tinput = document.createElement(\"input\");\n\tinput.value = \"t\";\n\tinput.setAttribute( \"type\", \"radio\" );\n\tsupport.radioValue = input.value === \"t\";\n\n\tinput.setAttribute( \"checked\", \"checked\" );\n\n\t// #11217 - WebKit loses check when the name is after the checked attribute\n\tinput.setAttribute( \"name\", \"t\" );\n\n\tdiv.appendChild( input );\n\tfragment = document.createDocumentFragment();\n\tfragment.appendChild( div.lastChild );\n\n\t// WebKit doesn't clone checked state correctly in fragments\n\tsupport.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;\n\n\t// Check if a disconnected checkbox will retain its checked\n\t// value of true after appended to the DOM (IE6/7)\n\tsupport.appendChecked = input.checked;\n\n\tfragment.removeChild( input );\n\tfragment.appendChild( div );\n\n\t// Technique from Juriy Zaytsev\n\t// http://perfectionkills.com/detecting-event-support-without-browser-sniffing/\n\t// We only care about the case where non-standard event systems\n\t// are used, namely in IE. Short-circuiting here helps us to\n\t// avoid an eval call (in setAttribute) which can cause CSP\n\t// to go haywire. See: https://developer.mozilla.org/en/Security/CSP\n\tif ( div.attachEvent ) {\n\t\tfor ( i in {\n\t\t\tsubmit: true,\n\t\t\tchange: true,\n\t\t\tfocusin: true\n\t\t}) {\n\t\t\teventName = \"on\" + i;\n\t\t\tisSupported = ( eventName in div );\n\t\t\tif ( !isSupported ) {\n\t\t\t\tdiv.setAttribute( eventName, \"return;\" );\n\t\t\t\tisSupported = ( typeof div[ eventName ] === \"function\" );\n\t\t\t}\n\t\t\tsupport[ i + \"Bubbles\" ] = isSupported;\n\t\t}\n\t}\n\n\t// Run tests that need a body at doc ready\n\tjQuery(function() {\n\t\tvar container, div, tds, marginDiv,\n\t\t\tdivReset = \"padding:0;margin:0;border:0;display:block;overflow:hidden;\",\n\t\t\tbody = document.getElementsByTagName(\"body\")[0];\n\n\t\tif ( !body ) {\n\t\t\t// Return for frameset docs that don't have a body\n\t\t\treturn;\n\t\t}\n\n\t\tcontainer = document.createElement(\"div\");\n\t\tcontainer.style.cssText = \"visibility:hidden;border:0;width:0;height:0;position:static;top:0;margin-top:1px\";\n\t\tbody.insertBefore( container, body.firstChild );\n\n\t\t// Construct the test element\n\t\tdiv = document.createElement(\"div\");\n\t\tcontainer.appendChild( div );\n\n\t\t// Check if table cells still have offsetWidth/Height when they are set\n\t\t// to display:none and there are still other visible table cells in a\n\t\t// table row; if so, offsetWidth/Height are not reliable for use when\n\t\t// determining if an element has been hidden directly using\n\t\t// display:none (it is still safe to use offsets if a parent element is\n\t\t// hidden; don safety goggles and see bug #4512 for more information).\n\t\t// (only IE 8 fails this test)\n\t\tdiv.innerHTML = \"<table><tr><td></td><td>t</td></tr></table>\";\n\t\ttds = div.getElementsByTagName(\"td\");\n\t\ttds[ 0 ].style.cssText = \"padding:0;margin:0;border:0;display:none\";\n\t\tisSupported = ( tds[ 0 ].offsetHeight === 0 );\n\n\t\ttds[ 0 ].style.display = \"\";\n\t\ttds[ 1 ].style.display = \"none\";\n\n\t\t// Check if empty table cells still have offsetWidth/Height\n\t\t// (IE <= 8 fail this test)\n\t\tsupport.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );\n\n\t\t// Check box-sizing and margin behavior\n\t\tdiv.innerHTML = \"\";\n\t\tdiv.style.cssText = \"box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;\";\n\t\tsupport.boxSizing = ( div.offsetWidth === 4 );\n\t\tsupport.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );\n\n\t\t// NOTE: To any future maintainer, we've window.getComputedStyle\n\t\t// because jsdom on node.js will break without it.\n\t\tif ( window.getComputedStyle ) {\n\t\t\tsupport.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== \"1%\";\n\t\t\tsupport.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: \"4px\" } ).width === \"4px\";\n\n\t\t\t// Check if div with explicit width and no margin-right incorrectly\n\t\t\t// gets computed margin-right based on width of container. For more\n\t\t\t// info see bug #3333\n\t\t\t// Fails in WebKit before Feb 2011 nightlies\n\t\t\t// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right\n\t\t\tmarginDiv = document.createElement(\"div\");\n\t\t\tmarginDiv.style.cssText = div.style.cssText = divReset;\n\t\t\tmarginDiv.style.marginRight = marginDiv.style.width = \"0\";\n\t\t\tdiv.style.width = \"1px\";\n\t\t\tdiv.appendChild( marginDiv );\n\t\t\tsupport.reliableMarginRight =\n\t\t\t\t!parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );\n\t\t}\n\n\t\tif ( typeof div.style.zoom !== \"undefined\" ) {\n\t\t\t// Check if natively block-level elements act like inline-block\n\t\t\t// elements when setting their display to 'inline' and giving\n\t\t\t// them layout\n\t\t\t// (IE < 8 does this)\n\t\t\tdiv.innerHTML = \"\";\n\t\t\tdiv.style.cssText = divReset + \"width:1px;padding:1px;display:inline;zoom:1\";\n\t\t\tsupport.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );\n\n\t\t\t// Check if elements with layout shrink-wrap their children\n\t\t\t// (IE 6 does this)\n\t\t\tdiv.style.display = \"block\";\n\t\t\tdiv.style.overflow = \"visible\";\n\t\t\tdiv.innerHTML = \"<div></div>\";\n\t\t\tdiv.firstChild.style.width = \"5px\";\n\t\t\tsupport.shrinkWrapBlocks = ( div.offsetWidth !== 3 );\n\n\t\t\tcontainer.style.zoom = 1;\n\t\t}\n\n\t\t// Null elements to avoid leaks in IE\n\t\tbody.removeChild( container );\n\t\tcontainer = div = tds = marginDiv = null;\n\t});\n\n\t// Null elements to avoid leaks in IE\n\tfragment.removeChild( div );\n\tall = a = select = opt = input = fragment = div = null;\n\n\treturn support;\n})();\nvar rbrace = /(?:\\{[\\s\\S]*\\}|\\[[\\s\\S]*\\])$/,\n\trmultiDash = /([A-Z])/g;\n\njQuery.extend({\n\tcache: {},\n\n\tdeletedIds: [],\n\n\t// Please use with caution\n\tuuid: 0,\n\n\t// Unique for each copy of jQuery on the page\n\t// Non-digits removed to match rinlinejQuery\n\texpando: \"jQuery\" + ( jQuery.fn.jquery + Math.random() ).replace( /\\D/g, \"\" ),\n\n\t// The following elements throw uncatchable exceptions if you\n\t// attempt to add expando properties to them.\n\tnoData: {\n\t\t\"embed\": true,\n\t\t// Ban all objects except for Flash (which handle expandos)\n\t\t\"object\": \"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\",\n\t\t\"applet\": true\n\t},\n\n\thasData: function( elem ) {\n\t\telem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];\n\t\treturn !!elem && !isEmptyDataObject( elem );\n\t},\n\n\tdata: function( elem, name, data, pvt /* Internal Use Only */ ) {\n\t\tif ( !jQuery.acceptData( elem ) ) {\n\t\t\treturn;\n\t\t}\n\n\t\tvar thisCache, ret,\n\t\t\tinternalKey = jQuery.expando,\n\t\t\tgetByName = typeof name === \"string\",\n\n\t\t\t// We have to handle DOM nodes and JS objects differently because IE6-7\n\t\t\t// can't GC object references properly across the DOM-JS boundary\n\t\t\tisNode = elem.nodeType,\n\n\t\t\t// Only DOM nodes need the global jQuery cache; JS object data is\n\t\t\t// attached directly to the object so GC can occur automatically\n\t\t\tcache = isNode ? jQuery.cache : elem,\n\n\t\t\t// Only defining an ID for JS objects if its cache already exists allows\n\t\t\t// the code to shortcut on the same path as a DOM node with no cache\n\t\t\tid = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;\n\n\t\t// Avoid doing any more work than we need to when trying to get data on an\n\t\t// object that has no data at all\n\t\tif ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) {\n\t\t\treturn;\n\t\t}\n\n\t\tif ( !id ) {\n\t\t\t// Only DOM nodes need a new unique ID for each element since their data\n\t\t\t// ends up in the global cache\n\t\t\tif ( isNode ) {\n\t\t\t\telem[ internalKey ] = id = jQuery.deletedIds.pop() || ++jQuery.uuid;\n\t\t\t} else {\n\t\t\t\tid = internalKey;\n\t\t\t}\n\t\t}\n\n\t\tif ( !cache[ id ] ) {\n\t\t\tcache[ id ] = {};\n\n\t\t\t// Avoids exposing jQuery metadata on plain JS objects when the object\n\t\t\t// is serialized using JSON.stringify\n\t\t\tif ( !isNode ) {\n\t\t\t\tcache[ id ].toJSON = jQuery.noop;\n\t\t\t}\n\t\t}\n\n\t\t// An object can be passed to jQuery.data instead of a key/value pair; this gets\n\t\t// shallow copied over onto the existing cache\n\t\tif ( typeof name === \"object\" || typeof name === \"function\" ) {\n\t\t\tif ( pvt ) {\n\t\t\t\tcache[ id ] = jQuery.extend( cache[ id ], name );\n\t\t\t} else {\n\t\t\t\tcache[ id ].data = jQuery.extend( cache[ id ].data, name );\n\t\t\t}\n\t\t}\n\n\t\tthisCache = cache[ id ];\n\n\t\t// jQuery data() is stored in a separate object inside the object's internal data\n\t\t// cache in order to avoid key collisions between internal data and user-defined\n\t\t// data.\n\t\tif ( !pvt ) {\n\t\t\tif ( !thisCache.data ) {\n\t\t\t\tthisCache.data = {};\n\t\t\t}\n\n\t\t\tthisCache = thisCache.data;\n\t\t}\n\n\t\tif ( data !== undefined ) {\n\t\t\tthisCache[ jQuery.camelCase( name ) ] = data;\n\t\t}\n\n\t\t// Check for both converted-to-camel and non-converted data property names\n\t\t// If a data property was specified\n\t\tif ( getByName ) {\n\n\t\t\t// First Try to find as-is property data\n\t\t\tret = thisCache[ name ];\n\n\t\t\t// Test for null|undefined property data\n\t\t\tif ( ret == null ) {\n\n\t\t\t\t// Try to find the camelCased property\n\t\t\t\tret = thisCache[ jQuery.camelCase( name ) ];\n\t\t\t}\n\t\t} else {\n\t\t\tret = thisCache;\n\t\t}\n\n\t\treturn ret;\n\t},\n\n\tremoveData: function( elem, name, pvt /* Internal Use Only */ ) {\n\t\tif ( !jQuery.acceptData( elem ) ) {\n\t\t\treturn;\n\t\t}\n\n\t\tvar thisCache, i, l,\n\n\t\t\tisNode = elem.nodeType,\n\n\t\t\t// See jQuery.data for more information\n\t\t\tcache = isNode ? jQuery.cache : elem,\n\t\t\tid = isNode ? elem[ jQuery.expando ] : jQuery.expando;\n\n\t\t// If there is already no cache entry for this object, there is no\n\t\t// purpose in continuing\n\t\tif ( !cache[ id ] ) {\n\t\t\treturn;\n\t\t}\n\n\t\tif ( name ) {\n\n\t\t\tthisCache = pvt ? cache[ id ] : cache[ id ].data;\n\n\t\t\tif ( thisCache ) {\n\n\t\t\t\t// Support array or space separated string names for data keys\n\t\t\t\tif ( !jQuery.isArray( name ) ) {\n\n\t\t\t\t\t// try the string as a key before any manipulation\n\t\t\t\t\tif ( name in thisCache ) {\n\t\t\t\t\t\tname = [ name ];\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\t// split the camel cased version by spaces unless a key with the spaces exists\n\t\t\t\t\t\tname = jQuery.camelCase( name );\n\t\t\t\t\t\tif ( name in thisCache ) {\n\t\t\t\t\t\t\tname = [ name ];\n\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\tname = name.split(\" \");\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tfor ( i = 0, l = name.length; i < l; i++ ) {\n\t\t\t\t\tdelete thisCache[ name[i] ];\n\t\t\t\t}\n\n\t\t\t\t// If there is no data left in the cache, we want to continue\n\t\t\t\t// and let the cache object itself get destroyed\n\t\t\t\tif ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) {\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// See jQuery.data for more information\n\t\tif ( !pvt ) {\n\t\t\tdelete cache[ id ].data;\n\n\t\t\t// Don't destroy the parent cache unless the internal data object\n\t\t\t// had been the only thing left in it\n\t\t\tif ( !isEmptyDataObject( cache[ id ] ) ) {\n\t\t\t\treturn;\n\t\t\t}\n\t\t}\n\n\t\t// Destroy the cache\n\t\tif ( isNode ) {\n\t\t\tjQuery.cleanData( [ elem ], true );\n\n\t\t// Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)\n\t\t} else if ( jQuery.support.deleteExpando || cache != cache.window ) {\n\t\t\tdelete cache[ id ];\n\n\t\t// When all else fails, null\n\t\t} else {\n\t\t\tcache[ id ] = null;\n\t\t}\n\t},\n\n\t// For internal use only.\n\t_data: function( elem, name, data ) {\n\t\treturn jQuery.data( elem, name, data, true );\n\t},\n\n\t// A method for determining if a DOM node can handle the data expando\n\tacceptData: function( elem ) {\n\t\tvar noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];\n\n\t\t// nodes accept data unless otherwise specified; rejection can be conditional\n\t\treturn !noData || noData !== true && elem.getAttribute(\"classid\") === noData;\n\t}\n});\n\njQuery.fn.extend({\n\tdata: function( key, value ) {\n\t\tvar parts, part, attr, name, l,\n\t\t\telem = this[0],\n\t\t\ti = 0,\n\t\t\tdata = null;\n\n\t\t// Gets all values\n\t\tif ( key === undefined ) {\n\t\t\tif ( this.length ) {\n\t\t\t\tdata = jQuery.data( elem );\n\n\t\t\t\tif ( elem.nodeType === 1 && !jQuery._data( elem, \"parsedAttrs\" ) ) {\n\t\t\t\t\tattr = elem.attributes;\n\t\t\t\t\tfor ( l = attr.length; i < l; i++ ) {\n\t\t\t\t\t\tname = attr[i].name;\n\n\t\t\t\t\t\tif ( name.indexOf( \"data-\" ) === 0 ) {\n\t\t\t\t\t\t\tname = jQuery.camelCase( name.substring(5) );\n\n\t\t\t\t\t\t\tdataAttr( elem, name, data[ name ] );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\tjQuery._data( elem, \"parsedAttrs\", true );\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn data;\n\t\t}\n\n\t\t// Sets multiple values\n\t\tif ( typeof key === \"object\" ) {\n\t\t\treturn this.each(function() {\n\t\t\t\tjQuery.data( this, key );\n\t\t\t});\n\t\t}\n\n\t\tparts = key.split( \".\", 2 );\n\t\tparts[1] = parts[1] ? \".\" + parts[1] : \"\";\n\t\tpart = parts[1] + \"!\";\n\n\t\treturn jQuery.access( this, function( value ) {\n\n\t\t\tif ( value === undefined ) {\n\t\t\t\tdata = this.triggerHandler( \"getData\" + part, [ parts[0] ] );\n\n\t\t\t\t// Try to fetch any internally stored data first\n\t\t\t\tif ( data === undefined && elem ) {\n\t\t\t\t\tdata = jQuery.data( elem, key );\n\t\t\t\t\tdata = dataAttr( elem, key, data );\n\t\t\t\t}\n\n\t\t\t\treturn data === undefined && parts[1] ?\n\t\t\t\t\tthis.data( parts[0] ) :\n\t\t\t\t\tdata;\n\t\t\t}\n\n\t\t\tparts[1] = value;\n\t\t\tthis.each(function() {\n\t\t\t\tvar self = jQuery( this );\n\n\t\t\t\tself.triggerHandler( \"setData\" + part, parts );\n\t\t\t\tjQuery.data( this, key, value );\n\t\t\t\tself.triggerHandler( \"changeData\" + part, parts );\n\t\t\t});\n\t\t}, null, value, arguments.length > 1, null, false );\n\t},\n\n\tremoveData: function( key ) {\n\t\treturn this.each(function() {\n\t\t\tjQuery.removeData( this, key );\n\t\t});\n\t}\n});\n\nfunction dataAttr( elem, key, data ) {\n\t// If nothing was found internally, try to fetch any\n\t// data from the HTML5 data-* attribute\n\tif ( data === undefined && elem.nodeType === 1 ) {\n\n\t\tvar name = \"data-\" + key.replace( rmultiDash, \"-$1\" ).toLowerCase();\n\n\t\tdata = elem.getAttribute( name );\n\n\t\tif ( typeof data === \"string\" ) {\n\t\t\ttry {\n\t\t\t\tdata = data === \"true\" ? true :\n\t\t\t\tdata === \"false\" ? false :\n\t\t\t\tdata === \"null\" ? null :\n\t\t\t\t// Only convert to a number if it doesn't change the string\n\t\t\t\t+data + \"\" === data ? +data :\n\t\t\t\trbrace.test( data ) ? jQuery.parseJSON( data ) :\n\t\t\t\t\tdata;\n\t\t\t} catch( e ) {}\n\n\t\t\t// Make sure we set the data so it isn't changed later\n\t\t\tjQuery.data( elem, key, data );\n\n\t\t} else {\n\t\t\tdata = undefined;\n\t\t}\n\t}\n\n\treturn data;\n}\n\n// checks a cache object for emptiness\nfunction isEmptyDataObject( obj ) {\n\tvar name;\n\tfor ( name in obj ) {\n\n\t\t// if the public data object is empty, the private is still empty\n\t\tif ( name === \"data\" && jQuery.isEmptyObject( obj[name] ) ) {\n\t\t\tcontinue;\n\t\t}\n\t\tif ( name !== \"toJSON\" ) {\n\t\t\treturn false;\n\t\t}\n\t}\n\n\treturn true;\n}\njQuery.extend({\n\tqueue: function( elem, type, data ) {\n\t\tvar queue;\n\n\t\tif ( elem ) {\n\t\t\ttype = ( type || \"fx\" ) + \"queue\";\n\t\t\tqueue = jQuery._data( elem, type );\n\n\t\t\t// Speed up dequeue by getting out quickly if this is just a lookup\n\t\t\tif ( data ) {\n\t\t\t\tif ( !queue || jQuery.isArray(data) ) {\n\t\t\t\t\tqueue = jQuery._data( elem, type, jQuery.makeArray(data) );\n\t\t\t\t} else {\n\t\t\t\t\tqueue.push( data );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn queue || [];\n\t\t}\n\t},\n\n\tdequeue: function( elem, type ) {\n\t\ttype = type || \"fx\";\n\n\t\tvar queue = jQuery.queue( elem, type ),\n\t\t\tstartLength = queue.length,\n\t\t\tfn = queue.shift(),\n\t\t\thooks = jQuery._queueHooks( elem, type ),\n\t\t\tnext = function() {\n\t\t\t\tjQuery.dequeue( elem, type );\n\t\t\t};\n\n\t\t// If the fx queue is dequeued, always remove the progress sentinel\n\t\tif ( fn === \"inprogress\" ) {\n\t\t\tfn = queue.shift();\n\t\t\tstartLength--;\n\t\t}\n\n\t\tif ( fn ) {\n\n\t\t\t// Add a progress sentinel to prevent the fx queue from being\n\t\t\t// automatically dequeued\n\t\t\tif ( type === \"fx\" ) {\n\t\t\t\tqueue.unshift( \"inprogress\" );\n\t\t\t}\n\n\t\t\t// clear up the last queue stop function\n\t\t\tdelete hooks.stop;\n\t\t\tfn.call( elem, next, hooks );\n\t\t}\n\n\t\tif ( !startLength && hooks ) {\n\t\t\thooks.empty.fire();\n\t\t}\n\t},\n\n\t// not intended for public consumption - generates a queueHooks object, or returns the current one\n\t_queueHooks: function( elem, type ) {\n\t\tvar key = type + \"queueHooks\";\n\t\treturn jQuery._data( elem, key ) || jQuery._data( elem, key, {\n\t\t\tempty: jQuery.Callbacks(\"once memory\").add(function() {\n\t\t\t\tjQuery.removeData( elem, type + \"queue\", true );\n\t\t\t\tjQuery.removeData( elem, key, true );\n\t\t\t})\n\t\t});\n\t}\n});\n\njQuery.fn.extend({\n\tqueue: function( type, data ) {\n\t\tvar setter = 2;\n\n\t\tif ( typeof type !== \"string\" ) {\n\t\t\tdata = type;\n\t\t\ttype = \"fx\";\n\t\t\tsetter--;\n\t\t}\n\n\t\tif ( arguments.length < setter ) {\n\t\t\treturn jQuery.queue( this[0], type );\n\t\t}\n\n\t\treturn data === undefined ?\n\t\t\tthis :\n\t\t\tthis.each(function() {\n\t\t\t\tvar queue = jQuery.queue( this, type, data );\n\n\t\t\t\t// ensure a hooks for this queue\n\t\t\t\tjQuery._queueHooks( this, type );\n\n\t\t\t\tif ( type === \"fx\" && queue[0] !== \"inprogress\" ) {\n\t\t\t\t\tjQuery.dequeue( this, type );\n\t\t\t\t}\n\t\t\t});\n\t},\n\tdequeue: function( type ) {\n\t\treturn this.each(function() {\n\t\t\tjQuery.dequeue( this, type );\n\t\t});\n\t},\n\t// Based off of the plugin by Clint Helfers, with permission.\n\t// http://blindsignals.com/index.php/2009/07/jquery-delay/\n\tdelay: function( time, type ) {\n\t\ttime = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;\n\t\ttype = type || \"fx\";\n\n\t\treturn this.queue( type, function( next, hooks ) {\n\t\t\tvar timeout = setTimeout( next, time );\n\t\t\thooks.stop = function() {\n\t\t\t\tclearTimeout( timeout );\n\t\t\t};\n\t\t});\n\t},\n\tclearQueue: function( type ) {\n\t\treturn this.queue( type || \"fx\", [] );\n\t},\n\t// Get a promise resolved when queues of a certain type\n\t// are emptied (fx is the type by default)\n\tpromise: function( type, obj ) {\n\t\tvar tmp,\n\t\t\tcount = 1,\n\t\t\tdefer = jQuery.Deferred(),\n\t\t\telements = this,\n\t\t\ti = this.length,\n\t\t\tresolve = function() {\n\t\t\t\tif ( !( --count ) ) {\n\t\t\t\t\tdefer.resolveWith( elements, [ elements ] );\n\t\t\t\t}\n\t\t\t};\n\n\t\tif ( typeof type !== \"string\" ) {\n\t\t\tobj = type;\n\t\t\ttype = undefined;\n\t\t}\n\t\ttype = type || \"fx\";\n\n\t\twhile( i-- ) {\n\t\t\ttmp = jQuery._data( elements[ i ], type + \"queueHooks\" );\n\t\t\tif ( tmp && tmp.empty ) {\n\t\t\t\tcount++;\n\t\t\t\ttmp.empty.add( resolve );\n\t\t\t}\n\t\t}\n\t\tresolve();\n\t\treturn defer.promise( obj );\n\t}\n});\nvar nodeHook, boolHook, fixSpecified,\n\trclass = /[\\t\\r\\n]/g,\n\trreturn = /\\r/g,\n\trtype = /^(?:button|input)$/i,\n\trfocusable = /^(?:button|input|object|select|textarea)$/i,\n\trclickable = /^a(?:rea|)$/i,\n\trboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,\n\tgetSetAttribute = jQuery.support.getSetAttribute;\n\njQuery.fn.extend({\n\tattr: function( name, value ) {\n\t\treturn jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );\n\t},\n\n\tremoveAttr: function( name ) {\n\t\treturn this.each(function() {\n\t\t\tjQuery.removeAttr( this, name );\n\t\t});\n\t},\n\n\tprop: function( name, value ) {\n\t\treturn jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );\n\t},\n\n\tremoveProp: function( name ) {\n\t\tname = jQuery.propFix[ name ] || name;\n\t\treturn this.each(function() {\n\t\t\t// try/catch handles cases where IE balks (such as removing a property on window)\n\t\t\ttry {\n\t\t\t\tthis[ name ] = undefined;\n\t\t\t\tdelete this[ name ];\n\t\t\t} catch( e ) {}\n\t\t});\n\t},\n\n\taddClass: function( value ) {\n\t\tvar classNames, i, l, elem,\n\t\t\tsetClass, c, cl;\n\n\t\tif ( jQuery.isFunction( value ) ) {\n\t\t\treturn this.each(function( j ) {\n\t\t\t\tjQuery( this ).addClass( value.call(this, j, this.className) );\n\t\t\t});\n\t\t}\n\n\t\tif ( value && typeof value === \"string\" ) {\n\t\t\tclassNames = value.split( core_rspace );\n\n\t\t\tfor ( i = 0, l = this.length; i < l; i++ ) {\n\t\t\t\telem = this[ i ];\n\n\t\t\t\tif ( elem.nodeType === 1 ) {\n\t\t\t\t\tif ( !elem.className && classNames.length === 1 ) {\n\t\t\t\t\t\telem.className = value;\n\n\t\t\t\t\t} else {\n\t\t\t\t\t\tsetClass = \" \" + elem.className + \" \";\n\n\t\t\t\t\t\tfor ( c = 0, cl = classNames.length; c < cl; c++ ) {\n\t\t\t\t\t\t\tif ( !~setClass.indexOf( \" \" + classNames[ c ] + \" \" ) ) {\n\t\t\t\t\t\t\t\tsetClass += classNames[ c ] + \" \";\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t\telem.className = jQuery.trim( setClass );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn this;\n\t},\n\n\tremoveClass: function( value ) {\n\t\tvar removes, className, elem, c, cl, i, l;\n\n\t\tif ( jQuery.isFunction( value ) ) {\n\t\t\treturn this.each(function( j ) {\n\t\t\t\tjQuery( this ).removeClass( value.call(this, j, this.className) );\n\t\t\t});\n\t\t}\n\t\tif ( (value && typeof value === \"string\") || value === undefined ) {\n\t\t\tremoves = ( value || \"\" ).split( core_rspace );\n\n\t\t\tfor ( i = 0, l = this.length; i < l; i++ ) {\n\t\t\t\telem = this[ i ];\n\t\t\t\tif ( elem.nodeType === 1 && elem.className ) {\n\n\t\t\t\t\tclassName = (\" \" + elem.className + \" \").replace( rclass, \" \" );\n\n\t\t\t\t\t// loop over each item in the removal list\n\t\t\t\t\tfor ( c = 0, cl = removes.length; c < cl; c++ ) {\n\t\t\t\t\t\t// Remove until there is nothing to remove,\n\t\t\t\t\t\twhile ( className.indexOf(\" \" + removes[ c ] + \" \") > -1 ) {\n\t\t\t\t\t\t\tclassName = className.replace( \" \" + removes[ c ] + \" \" , \" \" );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\telem.className = value ? jQuery.trim( className ) : \"\";\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn this;\n\t},\n\n\ttoggleClass: function( value, stateVal ) {\n\t\tvar type = typeof value,\n\t\t\tisBool = typeof stateVal === \"boolean\";\n\n\t\tif ( jQuery.isFunction( value ) ) {\n\t\t\treturn this.each(function( i ) {\n\t\t\t\tjQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );\n\t\t\t});\n\t\t}\n\n\t\treturn this.each(function() {\n\t\t\tif ( type === \"string\" ) {\n\t\t\t\t// toggle individual class names\n\t\t\t\tvar className,\n\t\t\t\t\ti = 0,\n\t\t\t\t\tself = jQuery( this ),\n\t\t\t\t\tstate = stateVal,\n\t\t\t\t\tclassNames = value.split( core_rspace );\n\n\t\t\t\twhile ( (className = classNames[ i++ ]) ) {\n\t\t\t\t\t// check each className given, space separated list\n\t\t\t\t\tstate = isBool ? state : !self.hasClass( className );\n\t\t\t\t\tself[ state ? \"addClass\" : \"removeClass\" ]( className );\n\t\t\t\t}\n\n\t\t\t} else if ( type === \"undefined\" || type === \"boolean\" ) {\n\t\t\t\tif ( this.className ) {\n\t\t\t\t\t// store className if set\n\t\t\t\t\tjQuery._data( this, \"__className__\", this.className );\n\t\t\t\t}\n\n\t\t\t\t// toggle whole className\n\t\t\t\tthis.className = this.className || value === false ? \"\" : jQuery._data( this, \"__className__\" ) || \"\";\n\t\t\t}\n\t\t});\n\t},\n\n\thasClass: function( selector ) {\n\t\tvar className = \" \" + selector + \" \",\n\t\t\ti = 0,\n\t\t\tl = this.length;\n\t\tfor ( ; i < l; i++ ) {\n\t\t\tif ( this[i].nodeType === 1 && (\" \" + this[i].className + \" \").replace(rclass, \" \").indexOf( className ) > -1 ) {\n\t\t\t\treturn true;\n\t\t\t}\n\t\t}\n\n\t\treturn false;\n\t},\n\n\tval: function( value ) {\n\t\tvar hooks, ret, isFunction,\n\t\t\telem = this[0];\n\n\t\tif ( !arguments.length ) {\n\t\t\tif ( elem ) {\n\t\t\t\thooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];\n\n\t\t\t\tif ( hooks && \"get\" in hooks && (ret = hooks.get( elem, \"value\" )) !== undefined ) {\n\t\t\t\t\treturn ret;\n\t\t\t\t}\n\n\t\t\t\tret = elem.value;\n\n\t\t\t\treturn typeof ret === \"string\" ?\n\t\t\t\t\t// handle most common string cases\n\t\t\t\t\tret.replace(rreturn, \"\") :\n\t\t\t\t\t// handle cases where value is null/undef or number\n\t\t\t\t\tret == null ? \"\" : ret;\n\t\t\t}\n\n\t\t\treturn;\n\t\t}\n\n\t\tisFunction = jQuery.isFunction( value );\n\n\t\treturn this.each(function( i ) {\n\t\t\tvar val,\n\t\t\t\tself = jQuery(this);\n\n\t\t\tif ( this.nodeType !== 1 ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tif ( isFunction ) {\n\t\t\t\tval = value.call( this, i, self.val() );\n\t\t\t} else {\n\t\t\t\tval = value;\n\t\t\t}\n\n\t\t\t// Treat null/undefined as \"\"; convert numbers to string\n\t\t\tif ( val == null ) {\n\t\t\t\tval = \"\";\n\t\t\t} else if ( typeof val === \"number\" ) {\n\t\t\t\tval += \"\";\n\t\t\t} else if ( jQuery.isArray( val ) ) {\n\t\t\t\tval = jQuery.map(val, function ( value ) {\n\t\t\t\t\treturn value == null ? \"\" : value + \"\";\n\t\t\t\t});\n\t\t\t}\n\n\t\t\thooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];\n\n\t\t\t// If set returns undefined, fall back to normal setting\n\t\t\tif ( !hooks || !(\"set\" in hooks) || hooks.set( this, val, \"value\" ) === undefined ) {\n\t\t\t\tthis.value = val;\n\t\t\t}\n\t\t});\n\t}\n});\n\njQuery.extend({\n\tvalHooks: {\n\t\toption: {\n\t\t\tget: function( elem ) {\n\t\t\t\t// attributes.value is undefined in Blackberry 4.7 but\n\t\t\t\t// uses .value. See #6932\n\t\t\t\tvar val = elem.attributes.value;\n\t\t\t\treturn !val || val.specified ? elem.value : elem.text;\n\t\t\t}\n\t\t},\n\t\tselect: {\n\t\t\tget: function( elem ) {\n\t\t\t\tvar value, i, max, option,\n\t\t\t\t\tindex = elem.selectedIndex,\n\t\t\t\t\tvalues = [],\n\t\t\t\t\toptions = elem.options,\n\t\t\t\t\tone = elem.type === \"select-one\";\n\n\t\t\t\t// Nothing was selected\n\t\t\t\tif ( index < 0 ) {\n\t\t\t\t\treturn null;\n\t\t\t\t}\n\n\t\t\t\t// Loop through all the selected options\n\t\t\t\ti = one ? index : 0;\n\t\t\t\tmax = one ? index + 1 : options.length;\n\t\t\t\tfor ( ; i < max; i++ ) {\n\t\t\t\t\toption = options[ i ];\n\n\t\t\t\t\t// Don't return options that are disabled or in a disabled optgroup\n\t\t\t\t\tif ( option.selected && (jQuery.support.optDisabled ? !option.disabled : option.getAttribute(\"disabled\") === null) &&\n\t\t\t\t\t\t\t(!option.parentNode.disabled || !jQuery.nodeName( option.parentNode, \"optgroup\" )) ) {\n\n\t\t\t\t\t\t// Get the specific value for the option\n\t\t\t\t\t\tvalue = jQuery( option ).val();\n\n\t\t\t\t\t\t// We don't need an array for one selects\n\t\t\t\t\t\tif ( one ) {\n\t\t\t\t\t\t\treturn value;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Multi-Selects return an array\n\t\t\t\t\t\tvalues.push( value );\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\t// Fixes Bug #2551 -- select.val() broken in IE after form.reset()\n\t\t\t\tif ( one && !values.length && options.length ) {\n\t\t\t\t\treturn jQuery( options[ index ] ).val();\n\t\t\t\t}\n\n\t\t\t\treturn values;\n\t\t\t},\n\n\t\t\tset: function( elem, value ) {\n\t\t\t\tvar values = jQuery.makeArray( value );\n\n\t\t\t\tjQuery(elem).find(\"option\").each(function() {\n\t\t\t\t\tthis.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;\n\t\t\t\t});\n\n\t\t\t\tif ( !values.length ) {\n\t\t\t\t\telem.selectedIndex = -1;\n\t\t\t\t}\n\t\t\t\treturn values;\n\t\t\t}\n\t\t}\n\t},\n\n\t// Unused in 1.8, left in so attrFn-stabbers won't die; remove in 1.9\n\tattrFn: {},\n\n\tattr: function( elem, name, value, pass ) {\n\t\tvar ret, hooks, notxml,\n\t\t\tnType = elem.nodeType;\n\n\t\t// don't get/set attributes on text, comment and attribute nodes\n\t\tif ( !elem || nType === 3 || nType === 8 || nType === 2 ) {\n\t\t\treturn;\n\t\t}\n\n\t\tif ( pass && jQuery.isFunction( jQuery.fn[ name ] ) ) {\n\t\t\treturn jQuery( elem )[ name ]( value );\n\t\t}\n\n\t\t// Fallback to prop when attributes are not supported\n\t\tif ( typeof elem.getAttribute === \"undefined\" ) {\n\t\t\treturn jQuery.prop( elem, name, value );\n\t\t}\n\n\t\tnotxml = nType !== 1 || !jQuery.isXMLDoc( elem );\n\n\t\t// All attributes are lowercase\n\t\t// Grab necessary hook if one is defined\n\t\tif ( notxml ) {\n\t\t\tname = name.toLowerCase();\n\t\t\thooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook );\n\t\t}\n\n\t\tif ( value !== undefined ) {\n\n\t\t\tif ( value === null ) {\n\t\t\t\tjQuery.removeAttr( elem, name );\n\t\t\t\treturn;\n\n\t\t\t} else if ( hooks && \"set\" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) {\n\t\t\t\treturn ret;\n\n\t\t\t} else {\n\t\t\t\telem.setAttribute( name, \"\" + value );\n\t\t\t\treturn value;\n\t\t\t}\n\n\t\t} else if ( hooks && \"get\" in hooks && notxml && (ret = hooks.get( elem, name )) !== null ) {\n\t\t\treturn ret;\n\n\t\t} else {\n\n\t\t\tret = elem.getAttribute( name );\n\n\t\t\t// Non-existent attributes return null, we normalize to undefined\n\t\t\treturn ret === null ?\n\t\t\t\tundefined :\n\t\t\t\tret;\n\t\t}\n\t},\n\n\tremoveAttr: function( elem, value ) {\n\t\tvar propName, attrNames, name, isBool,\n\t\t\ti = 0;\n\n\t\tif ( value && elem.nodeType === 1 ) {\n\n\t\t\tattrNames = value.split( core_rspace );\n\n\t\t\tfor ( ; i < attrNames.length; i++ ) {\n\t\t\t\tname = attrNames[ i ];\n\n\t\t\t\tif ( name ) {\n\t\t\t\t\tpropName = jQuery.propFix[ name ] || name;\n\t\t\t\t\tisBool = rboolean.test( name );\n\n\t\t\t\t\t// See #9699 for explanation of this approach (setting first, then removal)\n\t\t\t\t\t// Do not do this for boolean attributes (see #10870)\n\t\t\t\t\tif ( !isBool ) {\n\t\t\t\t\t\tjQuery.attr( elem, name, \"\" );\n\t\t\t\t\t}\n\t\t\t\t\telem.removeAttribute( getSetAttribute ? name : propName );\n\n\t\t\t\t\t// Set corresponding property to false for boolean attributes\n\t\t\t\t\tif ( isBool && propName in elem ) {\n\t\t\t\t\t\telem[ propName ] = false;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t},\n\n\tattrHooks: {\n\t\ttype: {\n\t\t\tset: function( elem, value ) {\n\t\t\t\t// We can't allow the type property to be changed (since it causes problems in IE)\n\t\t\t\tif ( rtype.test( elem.nodeName ) && elem.parentNode ) {\n\t\t\t\t\tjQuery.error( \"type property can't be changed\" );\n\t\t\t\t} else if ( !jQuery.support.radioValue && value === \"radio\" && jQuery.nodeName(elem, \"input\") ) {\n\t\t\t\t\t// Setting the type on a radio button after the value resets the value in IE6-9\n\t\t\t\t\t// Reset value to it's default in case type is set after value\n\t\t\t\t\t// This is for element creation\n\t\t\t\t\tvar val = elem.value;\n\t\t\t\t\telem.setAttribute( \"type\", value );\n\t\t\t\t\tif ( val ) {\n\t\t\t\t\t\telem.value = val;\n\t\t\t\t\t}\n\t\t\t\t\treturn value;\n\t\t\t\t}\n\t\t\t}\n\t\t},\n\t\t// Use the value property for back compat\n\t\t// Use the nodeHook for button elements in IE6/7 (#1954)\n\t\tvalue: {\n\t\t\tget: function( elem, name ) {\n\t\t\t\tif ( nodeHook && jQuery.nodeName( elem, \"button\" ) ) {\n\t\t\t\t\treturn nodeHook.get( elem, name );\n\t\t\t\t}\n\t\t\t\treturn name in elem ?\n\t\t\t\t\telem.value :\n\t\t\t\t\tnull;\n\t\t\t},\n\t\t\tset: function( elem, value, name ) {\n\t\t\t\tif ( nodeHook && jQuery.nodeName( elem, \"button\" ) ) {\n\t\t\t\t\treturn nodeHook.set( elem, value, name );\n\t\t\t\t}\n\t\t\t\t// Does not return so that setAttribute is also used\n\t\t\t\telem.value = value;\n\t\t\t}\n\t\t}\n\t},\n\n\tpropFix: {\n\t\ttabindex: \"tabIndex\",\n\t\treadonly: \"readOnly\",\n\t\t\"for\": \"htmlFor\",\n\t\t\"class\": \"className\",\n\t\tmaxlength: \"maxLength\",\n\t\tcellspacing: \"cellSpacing\",\n\t\tcellpadding: \"cellPadding\",\n\t\trowspan: \"rowSpan\",\n\t\tcolspan: \"colSpan\",\n\t\tusemap: \"useMap\",\n\t\tframeborder: \"frameBorder\",\n\t\tcontenteditable: \"contentEditable\"\n\t},\n\n\tprop: function( elem, name, value ) {\n\t\tvar ret, hooks, notxml,\n\t\t\tnType = elem.nodeType;\n\n\t\t// don't get/set properties on text, comment and attribute nodes\n\t\tif ( !elem || nType === 3 || nType === 8 || nType === 2 ) {\n\t\t\treturn;\n\t\t}\n\n\t\tnotxml = nType !== 1 || !jQuery.isXMLDoc( elem );\n\n\t\tif ( notxml ) {\n\t\t\t// Fix name and attach hooks\n\t\t\tname = jQuery.propFix[ name ] || name;\n\t\t\thooks = jQuery.propHooks[ name ];\n\t\t}\n\n\t\tif ( value !== undefined ) {\n\t\t\tif ( hooks && \"set\" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {\n\t\t\t\treturn ret;\n\n\t\t\t} else {\n\t\t\t\treturn ( elem[ name ] = value );\n\t\t\t}\n\n\t\t} else {\n\t\t\tif ( hooks && \"get\" in hooks && (ret = hooks.get( elem, name )) !== null ) {\n\t\t\t\treturn ret;\n\n\t\t\t} else {\n\t\t\t\treturn elem[ name ];\n\t\t\t}\n\t\t}\n\t},\n\n\tpropHooks: {\n\t\ttabIndex: {\n\t\t\tget: function( elem ) {\n\t\t\t\t// elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set\n\t\t\t\t// http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/\n\t\t\t\tvar attributeNode = elem.getAttributeNode(\"tabindex\");\n\n\t\t\t\treturn attributeNode && attributeNode.specified ?\n\t\t\t\t\tparseInt( attributeNode.value, 10 ) :\n\t\t\t\t\trfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?\n\t\t\t\t\t\t0 :\n\t\t\t\t\t\tundefined;\n\t\t\t}\n\t\t}\n\t}\n});\n\n// Hook for boolean attributes\nboolHook = {\n\tget: function( elem, name ) {\n\t\t// Align boolean attributes with corresponding properties\n\t\t// Fall back to attribute presence where some booleans are not supported\n\t\tvar attrNode,\n\t\t\tproperty = jQuery.prop( elem, name );\n\t\treturn property === true || typeof property !== \"boolean\" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ?\n\t\t\tname.toLowerCase() :\n\t\t\tundefined;\n\t},\n\tset: function( elem, value, name ) {\n\t\tvar propName;\n\t\tif ( value === false ) {\n\t\t\t// Remove boolean attributes when set to false\n\t\t\tjQuery.removeAttr( elem, name );\n\t\t} else {\n\t\t\t// value is true since we know at this point it's type boolean and not false\n\t\t\t// Set boolean attributes to the same name and set the DOM property\n\t\t\tpropName = jQuery.propFix[ name ] || name;\n\t\t\tif ( propName in elem ) {\n\t\t\t\t// Only set the IDL specifically if it already exists on the element\n\t\t\t\telem[ propName ] = true;\n\t\t\t}\n\n\t\t\telem.setAttribute( name, name.toLowerCase() );\n\t\t}\n\t\treturn name;\n\t}\n};\n\n// IE6/7 do not support getting/setting some attributes with get/setAttribute\nif ( !getSetAttribute ) {\n\n\tfixSpecified = {\n\t\tname: true,\n\t\tid: true,\n\t\tcoords: true\n\t};\n\n\t// Use this for any attribute in IE6/7\n\t// This fixes almost every IE6/7 issue\n\tnodeHook = jQuery.valHooks.button = {\n\t\tget: function( elem, name ) {\n\t\t\tvar ret;\n\t\t\tret = elem.getAttributeNode( name );\n\t\t\treturn ret && ( fixSpecified[ name ] ? ret.value !== \"\" : ret.specified ) ?\n\t\t\t\tret.value :\n\t\t\t\tundefined;\n\t\t},\n\t\tset: function( elem, value, name ) {\n\t\t\t// Set the existing or create a new attribute node\n\t\t\tvar ret = elem.getAttributeNode( name );\n\t\t\tif ( !ret ) {\n\t\t\t\tret = document.createAttribute( name );\n\t\t\t\telem.setAttributeNode( ret );\n\t\t\t}\n\t\t\treturn ( ret.value = value + \"\" );\n\t\t}\n\t};\n\n\t// Set width and height to auto instead of 0 on empty string( Bug #8150 )\n\t// This is for removals\n\tjQuery.each([ \"width\", \"height\" ], function( i, name ) {\n\t\tjQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {\n\t\t\tset: function( elem, value ) {\n\t\t\t\tif ( value === \"\" ) {\n\t\t\t\t\telem.setAttribute( name, \"auto\" );\n\t\t\t\t\treturn value;\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t});\n\n\t// Set contenteditable to false on removals(#10429)\n\t// Setting to empty string throws an error as an invalid value\n\tjQuery.attrHooks.contenteditable = {\n\t\tget: nodeHook.get,\n\t\tset: function( elem, value, name ) {\n\t\t\tif ( value === \"\" ) {\n\t\t\t\tvalue = \"false\";\n\t\t\t}\n\t\t\tnodeHook.set( elem, value, name );\n\t\t}\n\t};\n}\n\n\n// Some attributes require a special call on IE\nif ( !jQuery.support.hrefNormalized ) {\n\tjQuery.each([ \"href\", \"src\", \"width\", \"height\" ], function( i, name ) {\n\t\tjQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {\n\t\t\tget: function( elem ) {\n\t\t\t\tvar ret = elem.getAttribute( name, 2 );\n\t\t\t\treturn ret === null ? undefined : ret;\n\t\t\t}\n\t\t});\n\t});\n}\n\nif ( !jQuery.support.style ) {\n\tjQuery.attrHooks.style = {\n\t\tget: function( elem ) {\n\t\t\t// Return undefined in the case of empty string\n\t\t\t// Normalize to lowercase since IE uppercases css property names\n\t\t\treturn elem.style.cssText.toLowerCase() || undefined;\n\t\t},\n\t\tset: function( elem, value ) {\n\t\t\treturn ( elem.style.cssText = \"\" + value );\n\t\t}\n\t};\n}\n\n// Safari mis-reports the default selected property of an option\n// Accessing the parent's selectedIndex property fixes it\nif ( !jQuery.support.optSelected ) {\n\tjQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, {\n\t\tget: function( elem ) {\n\t\t\tvar parent = elem.parentNode;\n\n\t\t\tif ( parent ) {\n\t\t\t\tparent.selectedIndex;\n\n\t\t\t\t// Make sure that it also works with optgroups, see #5701\n\t\t\t\tif ( parent.parentNode ) {\n\t\t\t\t\tparent.parentNode.selectedIndex;\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn null;\n\t\t}\n\t});\n}\n\n// IE6/7 call enctype encoding\nif ( !jQuery.support.enctype ) {\n\tjQuery.propFix.enctype = \"encoding\";\n}\n\n// Radios and checkboxes getter/setter\nif ( !jQuery.support.checkOn ) {\n\tjQuery.each([ \"radio\", \"checkbox\" ], function() {\n\t\tjQuery.valHooks[ this ] = {\n\t\t\tget: function( elem ) {\n\t\t\t\t// Handle the case where in Webkit \"\" is returned instead of \"on\" if a value isn't specified\n\t\t\t\treturn elem.getAttribute(\"value\") === null ? \"on\" : elem.value;\n\t\t\t}\n\t\t};\n\t});\n}\njQuery.each([ \"radio\", \"checkbox\" ], function() {\n\tjQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {\n\t\tset: function( elem, value ) {\n\t\t\tif ( jQuery.isArray( value ) ) {\n\t\t\t\treturn ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );\n\t\t\t}\n\t\t}\n\t});\n});\nvar rformElems = /^(?:textarea|input|select)$/i,\n\trtypenamespace = /^([^\\.]*|)(?:\\.(.+)|)$/,\n\trhoverHack = /(?:^|\\s)hover(\\.\\S+|)\\b/,\n\trkeyEvent = /^key/,\n\trmouseEvent = /^(?:mouse|contextmenu)|click/,\n\trfocusMorph = /^(?:focusinfocus|focusoutblur)$/,\n\thoverHack = function( events ) {\n\t\treturn jQuery.event.special.hover ? events : events.replace( rhoverHack, \"mouseenter$1 mouseleave$1\" );\n\t};\n\n/*\n * Helper functions for managing events -- not part of the public interface.\n * Props to Dean Edwards' addEvent library for many of the ideas.\n */\njQuery.event = {\n\n\tadd: function( elem, types, handler, data, selector ) {\n\n\t\tvar elemData, eventHandle, events,\n\t\t\tt, tns, type, namespaces, handleObj,\n\t\t\thandleObjIn, handlers, special;\n\n\t\t// Don't attach events to noData or text/comment nodes (allow plain objects tho)\n\t\tif ( elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data( elem )) ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Caller can pass in an object of custom data in lieu of the handler\n\t\tif ( handler.handler ) {\n\t\t\thandleObjIn = handler;\n\t\t\thandler = handleObjIn.handler;\n\t\t\tselector = handleObjIn.selector;\n\t\t}\n\n\t\t// Make sure that the handler has a unique ID, used to find/remove it later\n\t\tif ( !handler.guid ) {\n\t\t\thandler.guid = jQuery.guid++;\n\t\t}\n\n\t\t// Init the element's event structure and main handler, if this is the first\n\t\tevents = elemData.events;\n\t\tif ( !events ) {\n\t\t\telemData.events = events = {};\n\t\t}\n\t\teventHandle = elemData.handle;\n\t\tif ( !eventHandle ) {\n\t\t\telemData.handle = eventHandle = function( e ) {\n\t\t\t\t// Discard the second event of a jQuery.event.trigger() and\n\t\t\t\t// when an event is called after a page has unloaded\n\t\t\t\treturn typeof jQuery !== \"undefined\" && (!e || jQuery.event.triggered !== e.type) ?\n\t\t\t\t\tjQuery.event.dispatch.apply( eventHandle.elem, arguments ) :\n\t\t\t\t\tundefined;\n\t\t\t};\n\t\t\t// Add elem as a property of the handle fn to prevent a memory leak with IE non-native events\n\t\t\teventHandle.elem = elem;\n\t\t}\n\n\t\t// Handle multiple events separated by a space\n\t\t// jQuery(...).bind(\"mouseover mouseout\", fn);\n\t\ttypes = jQuery.trim( hoverHack(types) ).split( \" \" );\n\t\tfor ( t = 0; t < types.length; t++ ) {\n\n\t\t\ttns = rtypenamespace.exec( types[t] ) || [];\n\t\t\ttype = tns[1];\n\t\t\tnamespaces = ( tns[2] || \"\" ).split( \".\" ).sort();\n\n\t\t\t// If event changes its type, use the special event handlers for the changed type\n\t\t\tspecial = jQuery.event.special[ type ] || {};\n\n\t\t\t// If selector defined, determine special event api type, otherwise given type\n\t\t\ttype = ( selector ? special.delegateType : special.bindType ) || type;\n\n\t\t\t// Update special based on newly reset type\n\t\t\tspecial = jQuery.event.special[ type ] || {};\n\n\t\t\t// handleObj is passed to all event handlers\n\t\t\thandleObj = jQuery.extend({\n\t\t\t\ttype: type,\n\t\t\t\torigType: tns[1],\n\t\t\t\tdata: data,\n\t\t\t\thandler: handler,\n\t\t\t\tguid: handler.guid,\n\t\t\t\tselector: selector,\n\t\t\t\tnamespace: namespaces.join(\".\")\n\t\t\t}, handleObjIn );\n\n\t\t\t// Init the event handler queue if we're the first\n\t\t\thandlers = events[ type ];\n\t\t\tif ( !handlers ) {\n\t\t\t\thandlers = events[ type ] = [];\n\t\t\t\thandlers.delegateCount = 0;\n\n\t\t\t\t// Only use addEventListener/attachEvent if the special events handler returns false\n\t\t\t\tif ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {\n\t\t\t\t\t// Bind the global event handler to the element\n\t\t\t\t\tif ( elem.addEventListener ) {\n\t\t\t\t\t\telem.addEventListener( type, eventHandle, false );\n\n\t\t\t\t\t} else if ( elem.attachEvent ) {\n\t\t\t\t\t\telem.attachEvent( \"on\" + type, eventHandle );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif ( special.add ) {\n\t\t\t\tspecial.add.call( elem, handleObj );\n\n\t\t\t\tif ( !handleObj.handler.guid ) {\n\t\t\t\t\thandleObj.handler.guid = handler.guid;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Add to the element's handler list, delegates in front\n\t\t\tif ( selector ) {\n\t\t\t\thandlers.splice( handlers.delegateCount++, 0, handleObj );\n\t\t\t} else {\n\t\t\t\thandlers.push( handleObj );\n\t\t\t}\n\n\t\t\t// Keep track of which events have ever been used, for event optimization\n\t\t\tjQuery.event.global[ type ] = true;\n\t\t}\n\n\t\t// Nullify elem to prevent memory leaks in IE\n\t\telem = null;\n\t},\n\n\tglobal: {},\n\n\t// Detach an event or set of events from an element\n\tremove: function( elem, types, handler, selector, mappedTypes ) {\n\n\t\tvar t, tns, type, origType, namespaces, origCount,\n\t\t\tj, events, special, eventType, handleObj,\n\t\t\telemData = jQuery.hasData( elem ) && jQuery._data( elem );\n\n\t\tif ( !elemData || !(events = elemData.events) ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Once for each type.namespace in types; type may be omitted\n\t\ttypes = jQuery.trim( hoverHack( types || \"\" ) ).split(\" \");\n\t\tfor ( t = 0; t < types.length; t++ ) {\n\t\t\ttns = rtypenamespace.exec( types[t] ) || [];\n\t\t\ttype = origType = tns[1];\n\t\t\tnamespaces = tns[2];\n\n\t\t\t// Unbind all events (on this namespace, if provided) for the element\n\t\t\tif ( !type ) {\n\t\t\t\tfor ( type in events ) {\n\t\t\t\t\tjQuery.event.remove( elem, type + types[ t ], handler, selector, true );\n\t\t\t\t}\n\t\t\t\tcontinue;\n\t\t\t}\n\n\t\t\tspecial = jQuery.event.special[ type ] || {};\n\t\t\ttype = ( selector? special.delegateType : special.bindType ) || type;\n\t\t\teventType = events[ type ] || [];\n\t\t\torigCount = eventType.length;\n\t\t\tnamespaces = namespaces ? new RegExp(\"(^|\\\\.)\" + namespaces.split(\".\").sort().join(\"\\\\.(?:.*\\\\.|)\") + \"(\\\\.|$)\") : null;\n\n\t\t\t// Remove matching events\n\t\t\tfor ( j = 0; j < eventType.length; j++ ) {\n\t\t\t\thandleObj = eventType[ j ];\n\n\t\t\t\tif ( ( mappedTypes || origType === handleObj.origType ) &&\n\t\t\t\t\t ( !handler || handler.guid === handleObj.guid ) &&\n\t\t\t\t\t ( !namespaces || namespaces.test( handleObj.namespace ) ) &&\n\t\t\t\t\t ( !selector || selector === handleObj.selector || selector === \"**\" && handleObj.selector ) ) {\n\t\t\t\t\teventType.splice( j--, 1 );\n\n\t\t\t\t\tif ( handleObj.selector ) {\n\t\t\t\t\t\teventType.delegateCount--;\n\t\t\t\t\t}\n\t\t\t\t\tif ( special.remove ) {\n\t\t\t\t\t\tspecial.remove.call( elem, handleObj );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Remove generic event handler if we removed something and no more handlers exist\n\t\t\t// (avoids potential for endless recursion during removal of special event handlers)\n\t\t\tif ( eventType.length === 0 && origCount !== eventType.length ) {\n\t\t\t\tif ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {\n\t\t\t\t\tjQuery.removeEvent( elem, type, elemData.handle );\n\t\t\t\t}\n\n\t\t\t\tdelete events[ type ];\n\t\t\t}\n\t\t}\n\n\t\t// Remove the expando if it's no longer used\n\t\tif ( jQuery.isEmptyObject( events ) ) {\n\t\t\tdelete elemData.handle;\n\n\t\t\t// removeData also checks for emptiness and clears the expando if empty\n\t\t\t// so use it instead of delete\n\t\t\tjQuery.removeData( elem, \"events\", true );\n\t\t}\n\t},\n\n\t// Events that are safe to short-circuit if no handlers are attached.\n\t// Native DOM events should not be added, they may have inline handlers.\n\tcustomEvent: {\n\t\t\"getData\": true,\n\t\t\"setData\": true,\n\t\t\"changeData\": true\n\t},\n\n\ttrigger: function( event, data, elem, onlyHandlers ) {\n\t\t// Don't do events on text and comment nodes\n\t\tif ( elem && (elem.nodeType === 3 || elem.nodeType === 8) ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Event object or event type\n\t\tvar cache, exclusive, i, cur, old, ontype, special, handle, eventPath, bubbleType,\n\t\t\ttype = event.type || event,\n\t\t\tnamespaces = [];\n\n\t\t// focus/blur morphs to focusin/out; ensure we're not firing them right now\n\t\tif ( rfocusMorph.test( type + jQuery.event.triggered ) ) {\n\t\t\treturn;\n\t\t}\n\n\t\tif ( type.indexOf( \"!\" ) >= 0 ) {\n\t\t\t// Exclusive events trigger only for the exact event (no namespaces)\n\t\t\ttype = type.slice(0, -1);\n\t\t\texclusive = true;\n\t\t}\n\n\t\tif ( type.indexOf( \".\" ) >= 0 ) {\n\t\t\t// Namespaced trigger; create a regexp to match event type in handle()\n\t\t\tnamespaces = type.split(\".\");\n\t\t\ttype = namespaces.shift();\n\t\t\tnamespaces.sort();\n\t\t}\n\n\t\tif ( (!elem || jQuery.event.customEvent[ type ]) && !jQuery.event.global[ type ] ) {\n\t\t\t// No jQuery handlers for this event type, and it can't have inline handlers\n\t\t\treturn;\n\t\t}\n\n\t\t// Caller can pass in an Event, Object, or just an event type string\n\t\tevent = typeof event === \"object\" ?\n\t\t\t// jQuery.Event object\n\t\t\tevent[ jQuery.expando ] ? event :\n\t\t\t// Object literal\n\t\t\tnew jQuery.Event( type, event ) :\n\t\t\t// Just the event type (string)\n\t\t\tnew jQuery.Event( type );\n\n\t\tevent.type = type;\n\t\tevent.isTrigger = true;\n\t\tevent.exclusive = exclusive;\n\t\tevent.namespace = namespaces.join( \".\" );\n\t\tevent.namespace_re = event.namespace? new RegExp(\"(^|\\\\.)\" + namespaces.join(\"\\\\.(?:.*\\\\.|)\") + \"(\\\\.|$)\") : null;\n\t\tontype = type.indexOf( \":\" ) < 0 ? \"on\" + type : \"\";\n\n\t\t// Handle a global trigger\n\t\tif ( !elem ) {\n\n\t\t\t// TODO: Stop taunting the data cache; remove global events and always attach to document\n\t\t\tcache = jQuery.cache;\n\t\t\tfor ( i in cache ) {\n\t\t\t\tif ( cache[ i ].events && cache[ i ].events[ type ] ) {\n\t\t\t\t\tjQuery.event.trigger( event, data, cache[ i ].handle.elem, true );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn;\n\t\t}\n\n\t\t// Clean up the event in case it is being reused\n\t\tevent.result = undefined;\n\t\tif ( !event.target ) {\n\t\t\tevent.target = elem;\n\t\t}\n\n\t\t// Clone any incoming data and prepend the event, creating the handler arg list\n\t\tdata = data != null ? jQuery.makeArray( data ) : [];\n\t\tdata.unshift( event );\n\n\t\t// Allow special events to draw outside the lines\n\t\tspecial = jQuery.event.special[ type ] || {};\n\t\tif ( special.trigger && special.trigger.apply( elem, data ) === false ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Determine event propagation path in advance, per W3C events spec (#9951)\n\t\t// Bubble up to document, then to window; watch for a global ownerDocument var (#9724)\n\t\teventPath = [[ elem, special.bindType || type ]];\n\t\tif ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {\n\n\t\t\tbubbleType = special.delegateType || type;\n\t\t\tcur = rfocusMorph.test( bubbleType + type ) ? elem : elem.parentNode;\n\t\t\tfor ( old = elem; cur; cur = cur.parentNode ) {\n\t\t\t\teventPath.push([ cur, bubbleType ]);\n\t\t\t\told = cur;\n\t\t\t}\n\n\t\t\t// Only add window if we got to document (e.g., not plain obj or detached DOM)\n\t\t\tif ( old === (elem.ownerDocument || document) ) {\n\t\t\t\teventPath.push([ old.defaultView || old.parentWindow || window, bubbleType ]);\n\t\t\t}\n\t\t}\n\n\t\t// Fire handlers on the event path\n\t\tfor ( i = 0; i < eventPath.length && !event.isPropagationStopped(); i++ ) {\n\n\t\t\tcur = eventPath[i][0];\n\t\t\tevent.type = eventPath[i][1];\n\n\t\t\thandle = ( jQuery._data( cur, \"events\" ) || {} )[ event.type ] && jQuery._data( cur, \"handle\" );\n\t\t\tif ( handle ) {\n\t\t\t\thandle.apply( cur, data );\n\t\t\t}\n\t\t\t// Note that this is a bare JS function and not a jQuery handler\n\t\t\thandle = ontype && cur[ ontype ];\n\t\t\tif ( handle && jQuery.acceptData( cur ) && handle.apply( cur, data ) === false ) {\n\t\t\t\tevent.preventDefault();\n\t\t\t}\n\t\t}\n\t\tevent.type = type;\n\n\t\t// If nobody prevented the default action, do it now\n\t\tif ( !onlyHandlers && !event.isDefaultPrevented() ) {\n\n\t\t\tif ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) &&\n\t\t\t\t!(type === \"click\" && jQuery.nodeName( elem, \"a\" )) && jQuery.acceptData( elem ) ) {\n\n\t\t\t\t// Call a native DOM method on the target with the same name name as the event.\n\t\t\t\t// Can't use an .isFunction() check here because IE6/7 fails that test.\n\t\t\t\t// Don't do default actions on window, that's where global variables be (#6170)\n\t\t\t\t// IE<9 dies on focus/blur to hidden element (#1486)\n\t\t\t\tif ( ontype && elem[ type ] && ((type !== \"focus\" && type !== \"blur\") || event.target.offsetWidth !== 0) && !jQuery.isWindow( elem ) ) {\n\n\t\t\t\t\t// Don't re-trigger an onFOO event when we call its FOO() method\n\t\t\t\t\told = elem[ ontype ];\n\n\t\t\t\t\tif ( old ) {\n\t\t\t\t\t\telem[ ontype ] = null;\n\t\t\t\t\t}\n\n\t\t\t\t\t// Prevent re-triggering of the same event, since we already bubbled it above\n\t\t\t\t\tjQuery.event.triggered = type;\n\t\t\t\t\telem[ type ]();\n\t\t\t\t\tjQuery.event.triggered = undefined;\n\n\t\t\t\t\tif ( old ) {\n\t\t\t\t\t\telem[ ontype ] = old;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn event.result;\n\t},\n\n\tdispatch: function( event ) {\n\n\t\t// Make a writable jQuery.Event from the native event object\n\t\tevent = jQuery.event.fix( event || window.event );\n\n\t\tvar i, j, cur, ret, selMatch, matched, matches, handleObj, sel, related,\n\t\t\thandlers = ( (jQuery._data( this, \"events\" ) || {} )[ event.type ] || []),\n\t\t\tdelegateCount = handlers.delegateCount,\n\t\t\targs = [].slice.call( arguments ),\n\t\t\trun_all = !event.exclusive && !event.namespace,\n\t\t\tspecial = jQuery.event.special[ event.type ] || {},\n\t\t\thandlerQueue = [];\n\n\t\t// Use the fix-ed jQuery.Event rather than the (read-only) native event\n\t\targs[0] = event;\n\t\tevent.delegateTarget = this;\n\n\t\t// Call the preDispatch hook for the mapped type, and let it bail if desired\n\t\tif ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Determine handlers that should run if there are delegated events\n\t\t// Avoid non-left-click bubbling in Firefox (#3861)\n\t\tif ( delegateCount && !(event.button && event.type === \"click\") ) {\n\n\t\t\tfor ( cur = event.target; cur != this; cur = cur.parentNode || this ) {\n\n\t\t\t\t// Don't process clicks (ONLY) on disabled elements (#6911, #8165, #11382, #11764)\n\t\t\t\tif ( cur.disabled !== true || event.type !== \"click\" ) {\n\t\t\t\t\tselMatch = {};\n\t\t\t\t\tmatches = [];\n\t\t\t\t\tfor ( i = 0; i < delegateCount; i++ ) {\n\t\t\t\t\t\thandleObj = handlers[ i ];\n\t\t\t\t\t\tsel = handleObj.selector;\n\n\t\t\t\t\t\tif ( selMatch[ sel ] === undefined ) {\n\t\t\t\t\t\t\tselMatch[ sel ] = jQuery( sel, this ).index( cur ) >= 0;\n\t\t\t\t\t\t}\n\t\t\t\t\t\tif ( selMatch[ sel ] ) {\n\t\t\t\t\t\t\tmatches.push( handleObj );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\tif ( matches.length ) {\n\t\t\t\t\t\thandlerQueue.push({ elem: cur, matches: matches });\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Add the remaining (directly-bound) handlers\n\t\tif ( handlers.length > delegateCount ) {\n\t\t\thandlerQueue.push({ elem: this, matches: handlers.slice( delegateCount ) });\n\t\t}\n\n\t\t// Run delegates first; they may want to stop propagation beneath us\n\t\tfor ( i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++ ) {\n\t\t\tmatched = handlerQueue[ i ];\n\t\t\tevent.currentTarget = matched.elem;\n\n\t\t\tfor ( j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++ ) {\n\t\t\t\thandleObj = matched.matches[ j ];\n\n\t\t\t\t// Triggered event must either 1) be non-exclusive and have no namespace, or\n\t\t\t\t// 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).\n\t\t\t\tif ( run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) {\n\n\t\t\t\t\tevent.data = handleObj.data;\n\t\t\t\t\tevent.handleObj = handleObj;\n\n\t\t\t\t\tret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )\n\t\t\t\t\t\t\t.apply( matched.elem, args );\n\n\t\t\t\t\tif ( ret !== undefined ) {\n\t\t\t\t\t\tevent.result = ret;\n\t\t\t\t\t\tif ( ret === false ) {\n\t\t\t\t\t\t\tevent.preventDefault();\n\t\t\t\t\t\t\tevent.stopPropagation();\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Call the postDispatch hook for the mapped type\n\t\tif ( special.postDispatch ) {\n\t\t\tspecial.postDispatch.call( this, event );\n\t\t}\n\n\t\treturn event.result;\n\t},\n\n\t// Includes some event props shared by KeyEvent and MouseEvent\n\t// *** attrChange attrName relatedNode srcElement  are not normalized, non-W3C, deprecated, will be removed in 1.8 ***\n\tprops: \"attrChange attrName relatedNode srcElement altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which\".split(\" \"),\n\n\tfixHooks: {},\n\n\tkeyHooks: {\n\t\tprops: \"char charCode key keyCode\".split(\" \"),\n\t\tfilter: function( event, original ) {\n\n\t\t\t// Add which for key events\n\t\t\tif ( event.which == null ) {\n\t\t\t\tevent.which = original.charCode != null ? original.charCode : original.keyCode;\n\t\t\t}\n\n\t\t\treturn event;\n\t\t}\n\t},\n\n\tmouseHooks: {\n\t\tprops: \"button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement\".split(\" \"),\n\t\tfilter: function( event, original ) {\n\t\t\tvar eventDoc, doc, body,\n\t\t\t\tbutton = original.button,\n\t\t\t\tfromElement = original.fromElement;\n\n\t\t\t// Calculate pageX/Y if missing and clientX/Y available\n\t\t\tif ( event.pageX == null && original.clientX != null ) {\n\t\t\t\teventDoc = event.target.ownerDocument || document;\n\t\t\t\tdoc = eventDoc.documentElement;\n\t\t\t\tbody = eventDoc.body;\n\n\t\t\t\tevent.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );\n\t\t\t\tevent.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );\n\t\t\t}\n\n\t\t\t// Add relatedTarget, if necessary\n\t\t\tif ( !event.relatedTarget && fromElement ) {\n\t\t\t\tevent.relatedTarget = fromElement === event.target ? original.toElement : fromElement;\n\t\t\t}\n\n\t\t\t// Add which for click: 1 === left; 2 === middle; 3 === right\n\t\t\t// Note: button is not normalized, so don't use it\n\t\t\tif ( !event.which && button !== undefined ) {\n\t\t\t\tevent.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );\n\t\t\t}\n\n\t\t\treturn event;\n\t\t}\n\t},\n\n\tfix: function( event ) {\n\t\tif ( event[ jQuery.expando ] ) {\n\t\t\treturn event;\n\t\t}\n\n\t\t// Create a writable copy of the event object and normalize some properties\n\t\tvar i, prop,\n\t\t\toriginalEvent = event,\n\t\t\tfixHook = jQuery.event.fixHooks[ event.type ] || {},\n\t\t\tcopy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;\n\n\t\tevent = jQuery.Event( originalEvent );\n\n\t\tfor ( i = copy.length; i; ) {\n\t\t\tprop = copy[ --i ];\n\t\t\tevent[ prop ] = originalEvent[ prop ];\n\t\t}\n\n\t\t// Fix target property, if necessary (#1925, IE 6/7/8 & Safari2)\n\t\tif ( !event.target ) {\n\t\t\tevent.target = originalEvent.srcElement || document;\n\t\t}\n\n\t\t// Target should not be a text node (#504, Safari)\n\t\tif ( event.target.nodeType === 3 ) {\n\t\t\tevent.target = event.target.parentNode;\n\t\t}\n\n\t\t// For mouse/key events, metaKey==false if it's undefined (#3368, #11328; IE6/7/8)\n\t\tevent.metaKey = !!event.metaKey;\n\n\t\treturn fixHook.filter? fixHook.filter( event, originalEvent ) : event;\n\t},\n\n\tspecial: {\n\t\tload: {\n\t\t\t// Prevent triggered image.load events from bubbling to window.load\n\t\t\tnoBubble: true\n\t\t},\n\n\t\tfocus: {\n\t\t\tdelegateType: \"focusin\"\n\t\t},\n\t\tblur: {\n\t\t\tdelegateType: \"focusout\"\n\t\t},\n\n\t\tbeforeunload: {\n\t\t\tsetup: function( data, namespaces, eventHandle ) {\n\t\t\t\t// We only want to do this special case on windows\n\t\t\t\tif ( jQuery.isWindow( this ) ) {\n\t\t\t\t\tthis.onbeforeunload = eventHandle;\n\t\t\t\t}\n\t\t\t},\n\n\t\t\tteardown: function( namespaces, eventHandle ) {\n\t\t\t\tif ( this.onbeforeunload === eventHandle ) {\n\t\t\t\t\tthis.onbeforeunload = null;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t},\n\n\tsimulate: function( type, elem, event, bubble ) {\n\t\t// Piggyback on a donor event to simulate a different one.\n\t\t// Fake originalEvent to avoid donor's stopPropagation, but if the\n\t\t// simulated event prevents default then we do the same on the donor.\n\t\tvar e = jQuery.extend(\n\t\t\tnew jQuery.Event(),\n\t\t\tevent,\n\t\t\t{ type: type,\n\t\t\t\tisSimulated: true,\n\t\t\t\toriginalEvent: {}\n\t\t\t}\n\t\t);\n\t\tif ( bubble ) {\n\t\t\tjQuery.event.trigger( e, null, elem );\n\t\t} else {\n\t\t\tjQuery.event.dispatch.call( elem, e );\n\t\t}\n\t\tif ( e.isDefaultPrevented() ) {\n\t\t\tevent.preventDefault();\n\t\t}\n\t}\n};\n\n// Some plugins are using, but it's undocumented/deprecated and will be removed.\n// The 1.7 special event interface should provide all the hooks needed now.\njQuery.event.handle = jQuery.event.dispatch;\n\njQuery.removeEvent = document.removeEventListener ?\n\tfunction( elem, type, handle ) {\n\t\tif ( elem.removeEventListener ) {\n\t\t\telem.removeEventListener( type, handle, false );\n\t\t}\n\t} :\n\tfunction( elem, type, handle ) {\n\t\tvar name = \"on\" + type;\n\n\t\tif ( elem.detachEvent ) {\n\n\t\t\t// #8545, #7054, preventing memory leaks for custom events in IE6-8 –\n\t\t\t// detachEvent needed property on element, by name of that event, to properly expose it to GC\n\t\t\tif ( typeof elem[ name ] === \"undefined\" ) {\n\t\t\t\telem[ name ] = null;\n\t\t\t}\n\n\t\t\telem.detachEvent( name, handle );\n\t\t}\n\t};\n\njQuery.Event = function( src, props ) {\n\t// Allow instantiation without the 'new' keyword\n\tif ( !(this instanceof jQuery.Event) ) {\n\t\treturn new jQuery.Event( src, props );\n\t}\n\n\t// Event object\n\tif ( src && src.type ) {\n\t\tthis.originalEvent = src;\n\t\tthis.type = src.type;\n\n\t\t// Events bubbling up the document may have been marked as prevented\n\t\t// by a handler lower down the tree; reflect the correct value.\n\t\tthis.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||\n\t\t\tsrc.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;\n\n\t// Event type\n\t} else {\n\t\tthis.type = src;\n\t}\n\n\t// Put explicitly provided properties onto the event object\n\tif ( props ) {\n\t\tjQuery.extend( this, props );\n\t}\n\n\t// Create a timestamp if incoming event doesn't have one\n\tthis.timeStamp = src && src.timeStamp || jQuery.now();\n\n\t// Mark it as fixed\n\tthis[ jQuery.expando ] = true;\n};\n\nfunction returnFalse() {\n\treturn false;\n}\nfunction returnTrue() {\n\treturn true;\n}\n\n// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding\n// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html\njQuery.Event.prototype = {\n\tpreventDefault: function() {\n\t\tthis.isDefaultPrevented = returnTrue;\n\n\t\tvar e = this.originalEvent;\n\t\tif ( !e ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// if preventDefault exists run it on the original event\n\t\tif ( e.preventDefault ) {\n\t\t\te.preventDefault();\n\n\t\t// otherwise set the returnValue property of the original event to false (IE)\n\t\t} else {\n\t\t\te.returnValue = false;\n\t\t}\n\t},\n\tstopPropagation: function() {\n\t\tthis.isPropagationStopped = returnTrue;\n\n\t\tvar e = this.originalEvent;\n\t\tif ( !e ) {\n\t\t\treturn;\n\t\t}\n\t\t// if stopPropagation exists run it on the original event\n\t\tif ( e.stopPropagation ) {\n\t\t\te.stopPropagation();\n\t\t}\n\t\t// otherwise set the cancelBubble property of the original event to true (IE)\n\t\te.cancelBubble = true;\n\t},\n\tstopImmediatePropagation: function() {\n\t\tthis.isImmediatePropagationStopped = returnTrue;\n\t\tthis.stopPropagation();\n\t},\n\tisDefaultPrevented: returnFalse,\n\tisPropagationStopped: returnFalse,\n\tisImmediatePropagationStopped: returnFalse\n};\n\n// Create mouseenter/leave events using mouseover/out and event-time checks\njQuery.each({\n\tmouseenter: \"mouseover\",\n\tmouseleave: \"mouseout\"\n}, function( orig, fix ) {\n\tjQuery.event.special[ orig ] = {\n\t\tdelegateType: fix,\n\t\tbindType: fix,\n\n\t\thandle: function( event ) {\n\t\t\tvar ret,\n\t\t\t\ttarget = this,\n\t\t\t\trelated = event.relatedTarget,\n\t\t\t\thandleObj = event.handleObj,\n\t\t\t\tselector = handleObj.selector;\n\n\t\t\t// For mousenter/leave call the handler if related is outside the target.\n\t\t\t// NB: No relatedTarget if the mouse left/entered the browser window\n\t\t\tif ( !related || (related !== target && !jQuery.contains( target, related )) ) {\n\t\t\t\tevent.type = handleObj.origType;\n\t\t\t\tret = handleObj.handler.apply( this, arguments );\n\t\t\t\tevent.type = fix;\n\t\t\t}\n\t\t\treturn ret;\n\t\t}\n\t};\n});\n\n// IE submit delegation\nif ( !jQuery.support.submitBubbles ) {\n\n\tjQuery.event.special.submit = {\n\t\tsetup: function() {\n\t\t\t// Only need this for delegated form submit events\n\t\t\tif ( jQuery.nodeName( this, \"form\" ) ) {\n\t\t\t\treturn false;\n\t\t\t}\n\n\t\t\t// Lazy-add a submit handler when a descendant form may potentially be submitted\n\t\t\tjQuery.event.add( this, \"click._submit keypress._submit\", function( e ) {\n\t\t\t\t// Node name check avoids a VML-related crash in IE (#9807)\n\t\t\t\tvar elem = e.target,\n\t\t\t\t\tform = jQuery.nodeName( elem, \"input\" ) || jQuery.nodeName( elem, \"button\" ) ? elem.form : undefined;\n\t\t\t\tif ( form && !jQuery._data( form, \"_submit_attached\" ) ) {\n\t\t\t\t\tjQuery.event.add( form, \"submit._submit\", function( event ) {\n\t\t\t\t\t\tevent._submit_bubble = true;\n\t\t\t\t\t});\n\t\t\t\t\tjQuery._data( form, \"_submit_attached\", true );\n\t\t\t\t}\n\t\t\t});\n\t\t\t// return undefined since we don't need an event listener\n\t\t},\n\n\t\tpostDispatch: function( event ) {\n\t\t\t// If form was submitted by the user, bubble the event up the tree\n\t\t\tif ( event._submit_bubble ) {\n\t\t\t\tdelete event._submit_bubble;\n\t\t\t\tif ( this.parentNode && !event.isTrigger ) {\n\t\t\t\t\tjQuery.event.simulate( \"submit\", this.parentNode, event, true );\n\t\t\t\t}\n\t\t\t}\n\t\t},\n\n\t\tteardown: function() {\n\t\t\t// Only need this for delegated form submit events\n\t\t\tif ( jQuery.nodeName( this, \"form\" ) ) {\n\t\t\t\treturn false;\n\t\t\t}\n\n\t\t\t// Remove delegated handlers; cleanData eventually reaps submit handlers attached above\n\t\t\tjQuery.event.remove( this, \"._submit\" );\n\t\t}\n\t};\n}\n\n// IE change delegation and checkbox/radio fix\nif ( !jQuery.support.changeBubbles ) {\n\n\tjQuery.event.special.change = {\n\n\t\tsetup: function() {\n\n\t\t\tif ( rformElems.test( this.nodeName ) ) {\n\t\t\t\t// IE doesn't fire change on a check/radio until blur; trigger it on click\n\t\t\t\t// after a propertychange. Eat the blur-change in special.change.handle.\n\t\t\t\t// This still fires onchange a second time for check/radio after blur.\n\t\t\t\tif ( this.type === \"checkbox\" || this.type === \"radio\" ) {\n\t\t\t\t\tjQuery.event.add( this, \"propertychange._change\", function( event ) {\n\t\t\t\t\t\tif ( event.originalEvent.propertyName === \"checked\" ) {\n\t\t\t\t\t\t\tthis._just_changed = true;\n\t\t\t\t\t\t}\n\t\t\t\t\t});\n\t\t\t\t\tjQuery.event.add( this, \"click._change\", function( event ) {\n\t\t\t\t\t\tif ( this._just_changed && !event.isTrigger ) {\n\t\t\t\t\t\t\tthis._just_changed = false;\n\t\t\t\t\t\t}\n\t\t\t\t\t\t// Allow triggered, simulated change events (#11500)\n\t\t\t\t\t\tjQuery.event.simulate( \"change\", this, event, true );\n\t\t\t\t\t});\n\t\t\t\t}\n\t\t\t\treturn false;\n\t\t\t}\n\t\t\t// Delegated event; lazy-add a change handler on descendant inputs\n\t\t\tjQuery.event.add( this, \"beforeactivate._change\", function( e ) {\n\t\t\t\tvar elem = e.target;\n\n\t\t\t\tif ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, \"_change_attached\" ) ) {\n\t\t\t\t\tjQuery.event.add( elem, \"change._change\", function( event ) {\n\t\t\t\t\t\tif ( this.parentNode && !event.isSimulated && !event.isTrigger ) {\n\t\t\t\t\t\t\tjQuery.event.simulate( \"change\", this.parentNode, event, true );\n\t\t\t\t\t\t}\n\t\t\t\t\t});\n\t\t\t\t\tjQuery._data( elem, \"_change_attached\", true );\n\t\t\t\t}\n\t\t\t});\n\t\t},\n\n\t\thandle: function( event ) {\n\t\t\tvar elem = event.target;\n\n\t\t\t// Swallow native change events from checkbox/radio, we already triggered them above\n\t\t\tif ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== \"radio\" && elem.type !== \"checkbox\") ) {\n\t\t\t\treturn event.handleObj.handler.apply( this, arguments );\n\t\t\t}\n\t\t},\n\n\t\tteardown: function() {\n\t\t\tjQuery.event.remove( this, \"._change\" );\n\n\t\t\treturn !rformElems.test( this.nodeName );\n\t\t}\n\t};\n}\n\n// Create \"bubbling\" focus and blur events\nif ( !jQuery.support.focusinBubbles ) {\n\tjQuery.each({ focus: \"focusin\", blur: \"focusout\" }, function( orig, fix ) {\n\n\t\t// Attach a single capturing handler while someone wants focusin/focusout\n\t\tvar attaches = 0,\n\t\t\thandler = function( event ) {\n\t\t\t\tjQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );\n\t\t\t};\n\n\t\tjQuery.event.special[ fix ] = {\n\t\t\tsetup: function() {\n\t\t\t\tif ( attaches++ === 0 ) {\n\t\t\t\t\tdocument.addEventListener( orig, handler, true );\n\t\t\t\t}\n\t\t\t},\n\t\t\tteardown: function() {\n\t\t\t\tif ( --attaches === 0 ) {\n\t\t\t\t\tdocument.removeEventListener( orig, handler, true );\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\t});\n}\n\njQuery.fn.extend({\n\n\ton: function( types, selector, data, fn, /*INTERNAL*/ one ) {\n\t\tvar origFn, type;\n\n\t\t// Types can be a map of types/handlers\n\t\tif ( typeof types === \"object\" ) {\n\t\t\t// ( types-Object, selector, data )\n\t\t\tif ( typeof selector !== \"string\" ) { // && selector != null\n\t\t\t\t// ( types-Object, data )\n\t\t\t\tdata = data || selector;\n\t\t\t\tselector = undefined;\n\t\t\t}\n\t\t\tfor ( type in types ) {\n\t\t\t\tthis.on( type, selector, data, types[ type ], one );\n\t\t\t}\n\t\t\treturn this;\n\t\t}\n\n\t\tif ( data == null && fn == null ) {\n\t\t\t// ( types, fn )\n\t\t\tfn = selector;\n\t\t\tdata = selector = undefined;\n\t\t} else if ( fn == null ) {\n\t\t\tif ( typeof selector === \"string\" ) {\n\t\t\t\t// ( types, selector, fn )\n\t\t\t\tfn = data;\n\t\t\t\tdata = undefined;\n\t\t\t} else {\n\t\t\t\t// ( types, data, fn )\n\t\t\t\tfn = data;\n\t\t\t\tdata = selector;\n\t\t\t\tselector = undefined;\n\t\t\t}\n\t\t}\n\t\tif ( fn === false ) {\n\t\t\tfn = returnFalse;\n\t\t} else if ( !fn ) {\n\t\t\treturn this;\n\t\t}\n\n\t\tif ( one === 1 ) {\n\t\t\torigFn = fn;\n\t\t\tfn = function( event ) {\n\t\t\t\t// Can use an empty set, since event contains the info\n\t\t\t\tjQuery().off( event );\n\t\t\t\treturn origFn.apply( this, arguments );\n\t\t\t};\n\t\t\t// Use same guid so caller can remove using origFn\n\t\t\tfn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );\n\t\t}\n\t\treturn this.each( function() {\n\t\t\tjQuery.event.add( this, types, fn, data, selector );\n\t\t});\n\t},\n\tone: function( types, selector, data, fn ) {\n\t\treturn this.on( types, selector, data, fn, 1 );\n\t},\n\toff: function( types, selector, fn ) {\n\t\tvar handleObj, type;\n\t\tif ( types && types.preventDefault && types.handleObj ) {\n\t\t\t// ( event )  dispatched jQuery.Event\n\t\t\thandleObj = types.handleObj;\n\t\t\tjQuery( types.delegateTarget ).off(\n\t\t\t\thandleObj.namespace ? handleObj.origType + \".\" + handleObj.namespace : handleObj.origType,\n\t\t\t\thandleObj.selector,\n\t\t\t\thandleObj.handler\n\t\t\t);\n\t\t\treturn this;\n\t\t}\n\t\tif ( typeof types === \"object\" ) {\n\t\t\t// ( types-object [, selector] )\n\t\t\tfor ( type in types ) {\n\t\t\t\tthis.off( type, selector, types[ type ] );\n\t\t\t}\n\t\t\treturn this;\n\t\t}\n\t\tif ( selector === false || typeof selector === \"function\" ) {\n\t\t\t// ( types [, fn] )\n\t\t\tfn = selector;\n\t\t\tselector = undefined;\n\t\t}\n\t\tif ( fn === false ) {\n\t\t\tfn = returnFalse;\n\t\t}\n\t\treturn this.each(function() {\n\t\t\tjQuery.event.remove( this, types, fn, selector );\n\t\t});\n\t},\n\n\tbind: function( types, data, fn ) {\n\t\treturn this.on( types, null, data, fn );\n\t},\n\tunbind: function( types, fn ) {\n\t\treturn this.off( types, null, fn );\n\t},\n\n\tlive: function( types, data, fn ) {\n\t\tjQuery( this.context ).on( types, this.selector, data, fn );\n\t\treturn this;\n\t},\n\tdie: function( types, fn ) {\n\t\tjQuery( this.context ).off( types, this.selector || \"**\", fn );\n\t\treturn this;\n\t},\n\n\tdelegate: function( selector, types, data, fn ) {\n\t\treturn this.on( types, selector, data, fn );\n\t},\n\tundelegate: function( selector, types, fn ) {\n\t\t// ( namespace ) or ( selector, types [, fn] )\n\t\treturn arguments.length == 1? this.off( selector, \"**\" ) : this.off( types, selector || \"**\", fn );\n\t},\n\n\ttrigger: function( type, data ) {\n\t\treturn this.each(function() {\n\t\t\tjQuery.event.trigger( type, data, this );\n\t\t});\n\t},\n\ttriggerHandler: function( type, data ) {\n\t\tif ( this[0] ) {\n\t\t\treturn jQuery.event.trigger( type, data, this[0], true );\n\t\t}\n\t},\n\n\ttoggle: function( fn ) {\n\t\t// Save reference to arguments for access in closure\n\t\tvar args = arguments,\n\t\t\tguid = fn.guid || jQuery.guid++,\n\t\t\ti = 0,\n\t\t\ttoggler = function( event ) {\n\t\t\t\t// Figure out which function to execute\n\t\t\t\tvar lastToggle = ( jQuery._data( this, \"lastToggle\" + fn.guid ) || 0 ) % i;\n\t\t\t\tjQuery._data( this, \"lastToggle\" + fn.guid, lastToggle + 1 );\n\n\t\t\t\t// Make sure that clicks stop\n\t\t\t\tevent.preventDefault();\n\n\t\t\t\t// and execute the function\n\t\t\t\treturn args[ lastToggle ].apply( this, arguments ) || false;\n\t\t\t};\n\n\t\t// link all the functions, so any of them can unbind this click handler\n\t\ttoggler.guid = guid;\n\t\twhile ( i < args.length ) {\n\t\t\targs[ i++ ].guid = guid;\n\t\t}\n\n\t\treturn this.click( toggler );\n\t},\n\n\thover: function( fnOver, fnOut ) {\n\t\treturn this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );\n\t}\n});\n\njQuery.each( (\"blur focus focusin focusout load resize scroll unload click dblclick \" +\n\t\"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave \" +\n\t\"change select submit keydown keypress keyup error contextmenu\").split(\" \"), function( i, name ) {\n\n\t// Handle event binding\n\tjQuery.fn[ name ] = function( data, fn ) {\n\t\tif ( fn == null ) {\n\t\t\tfn = data;\n\t\t\tdata = null;\n\t\t}\n\n\t\treturn arguments.length > 0 ?\n\t\t\tthis.on( name, null, data, fn ) :\n\t\t\tthis.trigger( name );\n\t};\n\n\tif ( rkeyEvent.test( name ) ) {\n\t\tjQuery.event.fixHooks[ name ] = jQuery.event.keyHooks;\n\t}\n\n\tif ( rmouseEvent.test( name ) ) {\n\t\tjQuery.event.fixHooks[ name ] = jQuery.event.mouseHooks;\n\t}\n});\n/*!\r\n * Sizzle CSS Selector Engine\r\n *  Copyright 2012 jQuery Foundation and other contributors\r\n *  Released under the MIT license\r\n *  http://sizzlejs.com/\r\n */\r\n(function( window, undefined ) {\r\n\r\nvar dirruns,\r\n\tcachedruns,\r\n\tassertGetIdNotName,\r\n\tExpr,\r\n\tgetText,\r\n\tisXML,\r\n\tcontains,\r\n\tcompile,\r\n\tsortOrder,\r\n\thasDuplicate,\r\n\r\n\tbaseHasDuplicate = true,\r\n\tstrundefined = \"undefined\",\r\n\r\n\texpando = ( \"sizcache\" + Math.random() ).replace( \".\", \"\" ),\r\n\r\n\tdocument = window.document,\r\n\tdocElem = document.documentElement,\r\n\tdone = 0,\r\n\tslice = [].slice,\r\n\tpush = [].push,\r\n\r\n\t// Augment a function for special use by Sizzle\r\n\tmarkFunction = function( fn, value ) {\r\n\t\tfn[ expando ] = value || true;\r\n\t\treturn fn;\r\n\t},\r\n\r\n\tcreateCache = function() {\r\n\t\tvar cache = {},\r\n\t\t\tkeys = [];\r\n\r\n\t\treturn markFunction(function( key, value ) {\r\n\t\t\t// Only keep the most recent entries\r\n\t\t\tif ( keys.push( key ) > Expr.cacheLength ) {\r\n\t\t\t\tdelete cache[ keys.shift() ];\r\n\t\t\t}\r\n\r\n\t\t\treturn (cache[ key ] = value);\r\n\t\t}, cache );\r\n\t},\r\n\r\n\tclassCache = createCache(),\r\n\ttokenCache = createCache(),\r\n\tcompilerCache = createCache(),\r\n\r\n\t// Regex\r\n\r\n\t// Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace\r\n\twhitespace = \"[\\\\x20\\\\t\\\\r\\\\n\\\\f]\",\r\n\t// http://www.w3.org/TR/css3-syntax/#characters\r\n\tcharacterEncoding = \"(?:\\\\\\\\.|[-\\\\w]|[^\\\\x00-\\\\xa0])+\",\r\n\r\n\t// Loosely modeled on CSS identifier characters\r\n\t// An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors)\r\n\t// Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier\r\n\tidentifier = characterEncoding.replace( \"w\", \"w#\" ),\r\n\r\n\t// Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors\r\n\toperators = \"([*^$|!~]?=)\",\r\n\tattributes = \"\\\\[\" + whitespace + \"*(\" + characterEncoding + \")\" + whitespace +\r\n\t\t\"*(?:\" + operators + whitespace + \"*(?:(['\\\"])((?:\\\\\\\\.|[^\\\\\\\\])*?)\\\\3|(\" + identifier + \")|)|)\" + whitespace + \"*\\\\]\",\r\n\r\n\t// Prefer arguments not in parens/brackets,\r\n\t//   then attribute selectors and non-pseudos (denoted by :),\r\n\t//   then anything else\r\n\t// These preferences are here to reduce the number of selectors\r\n\t//   needing tokenize in the PSEUDO preFilter\r\n\tpseudos = \":(\" + characterEncoding + \")(?:\\\\((?:(['\\\"])((?:\\\\\\\\.|[^\\\\\\\\])*?)\\\\2|([^()[\\\\]]*|(?:(?:\" + attributes + \")|[^:]|\\\\\\\\.)*|.*))\\\\)|)\",\r\n\r\n\t// For matchExpr.POS and matchExpr.needsContext\r\n\tpos = \":(nth|eq|gt|lt|first|last|even|odd)(?:\\\\(((?:-\\\\d)?\\\\d*)\\\\)|)(?=[^-]|$)\",\r\n\r\n\t// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter\r\n\trtrim = new RegExp( \"^\" + whitespace + \"+|((?:^|[^\\\\\\\\])(?:\\\\\\\\.)*)\" + whitespace + \"+$\", \"g\" ),\r\n\r\n\trcomma = new RegExp( \"^\" + whitespace + \"*,\" + whitespace + \"*\" ),\r\n\trcombinators = new RegExp( \"^\" + whitespace + \"*([\\\\x20\\\\t\\\\r\\\\n\\\\f>+~])\" + whitespace + \"*\" ),\r\n\trpseudo = new RegExp( pseudos ),\r\n\r\n\t// Easily-parseable/retrievable ID or TAG or CLASS selectors\r\n\trquickExpr = /^(?:#([\\w\\-]+)|(\\w+)|\\.([\\w\\-]+))$/,\r\n\r\n\trnot = /^:not/,\r\n\trsibling = /[\\x20\\t\\r\\n\\f]*[+~]/,\r\n\trendsWithNot = /:not\\($/,\r\n\r\n\trheader = /h\\d/i,\r\n\trinputs = /input|select|textarea|button/i,\r\n\r\n\trbackslash = /\\\\(?!\\\\)/g,\r\n\r\n\tmatchExpr = {\r\n\t\t\"ID\": new RegExp( \"^#(\" + characterEncoding + \")\" ),\r\n\t\t\"CLASS\": new RegExp( \"^\\\\.(\" + characterEncoding + \")\" ),\r\n\t\t\"NAME\": new RegExp( \"^\\\\[name=['\\\"]?(\" + characterEncoding + \")['\\\"]?\\\\]\" ),\r\n\t\t\"TAG\": new RegExp( \"^(\" + characterEncoding.replace( \"w\", \"w*\" ) + \")\" ),\r\n\t\t\"ATTR\": new RegExp( \"^\" + attributes ),\r\n\t\t\"PSEUDO\": new RegExp( \"^\" + pseudos ),\r\n\t\t\"CHILD\": new RegExp( \"^:(only|nth|last|first)-child(?:\\\\(\" + whitespace +\r\n\t\t\t\"*(even|odd|(([+-]|)(\\\\d*)n|)\" + whitespace + \"*(?:([+-]|)\" + whitespace +\r\n\t\t\t\"*(\\\\d+)|))\" + whitespace + \"*\\\\)|)\", \"i\" ),\r\n\t\t\"POS\": new RegExp( pos, \"ig\" ),\r\n\t\t// For use in libraries implementing .is()\r\n\t\t\"needsContext\": new RegExp( \"^\" + whitespace + \"*[>+~]|\" + pos, \"i\" )\r\n\t},\r\n\r\n\t// Support\r\n\r\n\t// Used for testing something on an element\r\n\tassert = function( fn ) {\r\n\t\tvar div = document.createElement(\"div\");\r\n\r\n\t\ttry {\r\n\t\t\treturn fn( div );\r\n\t\t} catch (e) {\r\n\t\t\treturn false;\r\n\t\t} finally {\r\n\t\t\t// release memory in IE\r\n\t\t\tdiv = null;\r\n\t\t}\r\n\t},\r\n\r\n\t// Check if getElementsByTagName(\"*\") returns only elements\r\n\tassertTagNameNoComments = assert(function( div ) {\r\n\t\tdiv.appendChild( document.createComment(\"\") );\r\n\t\treturn !div.getElementsByTagName(\"*\").length;\r\n\t}),\r\n\r\n\t// Check if getAttribute returns normalized href attributes\r\n\tassertHrefNotNormalized = assert(function( div ) {\r\n\t\tdiv.innerHTML = \"<a href='#'></a>\";\r\n\t\treturn div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&\r\n\t\t\tdiv.firstChild.getAttribute(\"href\") === \"#\";\r\n\t}),\r\n\r\n\t// Check if attributes should be retrieved by attribute nodes\r\n\tassertAttributes = assert(function( div ) {\r\n\t\tdiv.innerHTML = \"<select></select>\";\r\n\t\tvar type = typeof div.lastChild.getAttribute(\"multiple\");\r\n\t\t// IE8 returns a string for some attributes even when not present\r\n\t\treturn type !== \"boolean\" && type !== \"string\";\r\n\t}),\r\n\r\n\t// Check if getElementsByClassName can be trusted\r\n\tassertUsableClassName = assert(function( div ) {\r\n\t\t// Opera can't find a second classname (in 9.6)\r\n\t\tdiv.innerHTML = \"<div class='hidden e'></div><div class='hidden'></div>\";\r\n\t\tif ( !div.getElementsByClassName || !div.getElementsByClassName(\"e\").length ) {\r\n\t\t\treturn false;\r\n\t\t}\r\n\r\n\t\t// Safari 3.2 caches class attributes and doesn't catch changes\r\n\t\tdiv.lastChild.className = \"e\";\r\n\t\treturn div.getElementsByClassName(\"e\").length === 2;\r\n\t}),\r\n\r\n\t// Check if getElementById returns elements by name\r\n\t// Check if getElementsByName privileges form controls or returns elements by ID\r\n\tassertUsableName = assert(function( div ) {\r\n\t\t// Inject content\r\n\t\tdiv.id = expando + 0;\r\n\t\tdiv.innerHTML = \"<a name='\" + expando + \"'></a><div name='\" + expando + \"'></div>\";\r\n\t\tdocElem.insertBefore( div, docElem.firstChild );\r\n\r\n\t\t// Test\r\n\t\tvar pass = document.getElementsByName &&\r\n\t\t\t// buggy browsers will return fewer than the correct 2\r\n\t\t\tdocument.getElementsByName( expando ).length === 2 +\r\n\t\t\t// buggy browsers will return more than the correct 0\r\n\t\t\tdocument.getElementsByName( expando + 0 ).length;\r\n\t\tassertGetIdNotName = !document.getElementById( expando );\r\n\r\n\t\t// Cleanup\r\n\t\tdocElem.removeChild( div );\r\n\r\n\t\treturn pass;\r\n\t});\r\n\r\n// If slice is not available, provide a backup\r\ntry {\r\n\tslice.call( docElem.childNodes, 0 )[0].nodeType;\r\n} catch ( e ) {\r\n\tslice = function( i ) {\r\n\t\tvar elem, results = [];\r\n\t\tfor ( ; (elem = this[i]); i++ ) {\r\n\t\t\tresults.push( elem );\r\n\t\t}\r\n\t\treturn results;\r\n\t};\r\n}\r\n\r\nfunction Sizzle( selector, context, results, seed ) {\r\n\tresults = results || [];\r\n\tcontext = context || document;\r\n\tvar match, elem, xml, m,\r\n\t\tnodeType = context.nodeType;\r\n\r\n\tif ( nodeType !== 1 && nodeType !== 9 ) {\r\n\t\treturn [];\r\n\t}\r\n\r\n\tif ( !selector || typeof selector !== \"string\" ) {\r\n\t\treturn results;\r\n\t}\r\n\r\n\txml = isXML( context );\r\n\r\n\tif ( !xml && !seed ) {\r\n\t\tif ( (match = rquickExpr.exec( selector )) ) {\r\n\t\t\t// Speed-up: Sizzle(\"#ID\")\r\n\t\t\tif ( (m = match[1]) ) {\r\n\t\t\t\tif ( nodeType === 9 ) {\r\n\t\t\t\t\telem = context.getElementById( m );\r\n\t\t\t\t\t// Check parentNode to catch when Blackberry 4.6 returns\r\n\t\t\t\t\t// nodes that are no longer in the document #6963\r\n\t\t\t\t\tif ( elem && elem.parentNode ) {\r\n\t\t\t\t\t\t// Handle the case where IE, Opera, and Webkit return items\r\n\t\t\t\t\t\t// by name instead of ID\r\n\t\t\t\t\t\tif ( elem.id === m ) {\r\n\t\t\t\t\t\t\tresults.push( elem );\r\n\t\t\t\t\t\t\treturn results;\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t} else {\r\n\t\t\t\t\t\treturn results;\r\n\t\t\t\t\t}\r\n\t\t\t\t} else {\r\n\t\t\t\t\t// Context is not a document\r\n\t\t\t\t\tif ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&\r\n\t\t\t\t\t\tcontains( context, elem ) && elem.id === m ) {\r\n\t\t\t\t\t\tresults.push( elem );\r\n\t\t\t\t\t\treturn results;\r\n\t\t\t\t\t}\r\n\t\t\t\t}\r\n\r\n\t\t\t// Speed-up: Sizzle(\"TAG\")\r\n\t\t\t} else if ( match[2] ) {\r\n\t\t\t\tpush.apply( results, slice.call(context.getElementsByTagName( selector ), 0) );\r\n\t\t\t\treturn results;\r\n\r\n\t\t\t// Speed-up: Sizzle(\".CLASS\")\r\n\t\t\t} else if ( (m = match[3]) && assertUsableClassName && context.getElementsByClassName ) {\r\n\t\t\t\tpush.apply( results, slice.call(context.getElementsByClassName( m ), 0) );\r\n\t\t\t\treturn results;\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n\r\n\t// All others\r\n\treturn select( selector, context, results, seed, xml );\r\n}\r\n\r\nSizzle.matches = function( expr, elements ) {\r\n\treturn Sizzle( expr, null, null, elements );\r\n};\r\n\r\nSizzle.matchesSelector = function( elem, expr ) {\r\n\treturn Sizzle( expr, null, null, [ elem ] ).length > 0;\r\n};\r\n\r\n// Returns a function to use in pseudos for input types\r\nfunction createInputPseudo( type ) {\r\n\treturn function( elem ) {\r\n\t\tvar name = elem.nodeName.toLowerCase();\r\n\t\treturn name === \"input\" && elem.type === type;\r\n\t};\r\n}\r\n\r\n// Returns a function to use in pseudos for buttons\r\nfunction createButtonPseudo( type ) {\r\n\treturn function( elem ) {\r\n\t\tvar name = elem.nodeName.toLowerCase();\r\n\t\treturn (name === \"input\" || name === \"button\") && elem.type === type;\r\n\t};\r\n}\r\n\r\n/**\r\n * Utility function for retrieving the text value of an array of DOM nodes\r\n * @param {Array|Element} elem\r\n */\r\ngetText = Sizzle.getText = function( elem ) {\r\n\tvar node,\r\n\t\tret = \"\",\r\n\t\ti = 0,\r\n\t\tnodeType = elem.nodeType;\r\n\r\n\tif ( nodeType ) {\r\n\t\tif ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {\r\n\t\t\t// Use textContent for elements\r\n\t\t\t// innerText usage removed for consistency of new lines (see #11153)\r\n\t\t\tif ( typeof elem.textContent === \"string\" ) {\r\n\t\t\t\treturn elem.textContent;\r\n\t\t\t} else {\r\n\t\t\t\t// Traverse its children\r\n\t\t\t\tfor ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {\r\n\t\t\t\t\tret += getText( elem );\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t} else if ( nodeType === 3 || nodeType === 4 ) {\r\n\t\t\treturn elem.nodeValue;\r\n\t\t}\r\n\t\t// Do not include comment or processing instruction nodes\r\n\t} else {\r\n\r\n\t\t// If no nodeType, this is expected to be an array\r\n\t\tfor ( ; (node = elem[i]); i++ ) {\r\n\t\t\t// Do not traverse comment nodes\r\n\t\t\tret += getText( node );\r\n\t\t}\r\n\t}\r\n\treturn ret;\r\n};\r\n\r\nisXML = Sizzle.isXML = function isXML( elem ) {\r\n\t// documentElement is verified for cases where it doesn't yet exist\r\n\t// (such as loading iframes in IE - #4833)\r\n\tvar documentElement = elem && (elem.ownerDocument || elem).documentElement;\r\n\treturn documentElement ? documentElement.nodeName !== \"HTML\" : false;\r\n};\r\n\r\n// Element contains another\r\ncontains = Sizzle.contains = docElem.contains ?\r\n\tfunction( a, b ) {\r\n\t\tvar adown = a.nodeType === 9 ? a.documentElement : a,\r\n\t\t\tbup = b && b.parentNode;\r\n\t\treturn a === bup || !!( bup && bup.nodeType === 1 && adown.contains && adown.contains(bup) );\r\n\t} :\r\n\tdocElem.compareDocumentPosition ?\r\n\tfunction( a, b ) {\r\n\t\treturn b && !!( a.compareDocumentPosition( b ) & 16 );\r\n\t} :\r\n\tfunction( a, b ) {\r\n\t\twhile ( (b = b.parentNode) ) {\r\n\t\t\tif ( b === a ) {\r\n\t\t\t\treturn true;\r\n\t\t\t}\r\n\t\t}\r\n\t\treturn false;\r\n\t};\r\n\r\nSizzle.attr = function( elem, name ) {\r\n\tvar attr,\r\n\t\txml = isXML( elem );\r\n\r\n\tif ( !xml ) {\r\n\t\tname = name.toLowerCase();\r\n\t}\r\n\tif ( Expr.attrHandle[ name ] ) {\r\n\t\treturn Expr.attrHandle[ name ]( elem );\r\n\t}\r\n\tif ( assertAttributes || xml ) {\r\n\t\treturn elem.getAttribute( name );\r\n\t}\r\n\tattr = elem.getAttributeNode( name );\r\n\treturn attr ?\r\n\t\ttypeof elem[ name ] === \"boolean\" ?\r\n\t\t\telem[ name ] ? name : null :\r\n\t\t\tattr.specified ? attr.value : null :\r\n\t\tnull;\r\n};\r\n\r\nExpr = Sizzle.selectors = {\r\n\r\n\t// Can be adjusted by the user\r\n\tcacheLength: 50,\r\n\r\n\tcreatePseudo: markFunction,\r\n\r\n\tmatch: matchExpr,\r\n\r\n\torder: new RegExp( \"ID|TAG\" +\r\n\t\t(assertUsableName ? \"|NAME\" : \"\") +\r\n\t\t(assertUsableClassName ? \"|CLASS\" : \"\")\r\n\t),\r\n\r\n\t// IE6/7 return a modified href\r\n\tattrHandle: assertHrefNotNormalized ?\r\n\t\t{} :\r\n\t\t{\r\n\t\t\t\"href\": function( elem ) {\r\n\t\t\t\treturn elem.getAttribute( \"href\", 2 );\r\n\t\t\t},\r\n\t\t\t\"type\": function( elem ) {\r\n\t\t\t\treturn elem.getAttribute(\"type\");\r\n\t\t\t}\r\n\t\t},\r\n\r\n\tfind: {\r\n\t\t\"ID\": assertGetIdNotName ?\r\n\t\t\tfunction( id, context, xml ) {\r\n\t\t\t\tif ( typeof context.getElementById !== strundefined && !xml ) {\r\n\t\t\t\t\tvar m = context.getElementById( id );\r\n\t\t\t\t\t// Check parentNode to catch when Blackberry 4.6 returns\r\n\t\t\t\t\t// nodes that are no longer in the document #6963\r\n\t\t\t\t\treturn m && m.parentNode ? [m] : [];\r\n\t\t\t\t}\r\n\t\t\t} :\r\n\t\t\tfunction( id, context, xml ) {\r\n\t\t\t\tif ( typeof context.getElementById !== strundefined && !xml ) {\r\n\t\t\t\t\tvar m = context.getElementById( id );\r\n\r\n\t\t\t\t\treturn m ?\r\n\t\t\t\t\t\tm.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode(\"id\").value === id ?\r\n\t\t\t\t\t\t\t[m] :\r\n\t\t\t\t\t\t\tundefined :\r\n\t\t\t\t\t\t[];\r\n\t\t\t\t}\r\n\t\t\t},\r\n\r\n\t\t\"TAG\": assertTagNameNoComments ?\r\n\t\t\tfunction( tag, context ) {\r\n\t\t\t\tif ( typeof context.getElementsByTagName !== strundefined ) {\r\n\t\t\t\t\treturn context.getElementsByTagName( tag );\r\n\t\t\t\t}\r\n\t\t\t} :\r\n\t\t\tfunction( tag, context ) {\r\n\t\t\t\tvar results = context.getElementsByTagName( tag );\r\n\r\n\t\t\t\t// Filter out possible comments\r\n\t\t\t\tif ( tag === \"*\" ) {\r\n\t\t\t\t\tvar elem,\r\n\t\t\t\t\t\ttmp = [],\r\n\t\t\t\t\t\ti = 0;\r\n\r\n\t\t\t\t\tfor ( ; (elem = results[i]); i++ ) {\r\n\t\t\t\t\t\tif ( elem.nodeType === 1 ) {\r\n\t\t\t\t\t\t\ttmp.push( elem );\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t}\r\n\r\n\t\t\t\t\treturn tmp;\r\n\t\t\t\t}\r\n\t\t\t\treturn results;\r\n\t\t\t},\r\n\r\n\t\t\"NAME\": function( tag, context ) {\r\n\t\t\tif ( typeof context.getElementsByName !== strundefined ) {\r\n\t\t\t\treturn context.getElementsByName( name );\r\n\t\t\t}\r\n\t\t},\r\n\r\n\t\t\"CLASS\": function( className, context, xml ) {\r\n\t\t\tif ( typeof context.getElementsByClassName !== strundefined && !xml ) {\r\n\t\t\t\treturn context.getElementsByClassName( className );\r\n\t\t\t}\r\n\t\t}\r\n\t},\r\n\r\n\trelative: {\r\n\t\t\">\": { dir: \"parentNode\", first: true },\r\n\t\t\" \": { dir: \"parentNode\" },\r\n\t\t\"+\": { dir: \"previousSibling\", first: true },\r\n\t\t\"~\": { dir: \"previousSibling\" }\r\n\t},\r\n\r\n\tpreFilter: {\r\n\t\t\"ATTR\": function( match ) {\r\n\t\t\tmatch[1] = match[1].replace( rbackslash, \"\" );\r\n\r\n\t\t\t// Move the given value to match[3] whether quoted or unquoted\r\n\t\t\tmatch[3] = ( match[4] || match[5] || \"\" ).replace( rbackslash, \"\" );\r\n\r\n\t\t\tif ( match[2] === \"~=\" ) {\r\n\t\t\t\tmatch[3] = \" \" + match[3] + \" \";\r\n\t\t\t}\r\n\r\n\t\t\treturn match.slice( 0, 4 );\r\n\t\t},\r\n\r\n\t\t\"CHILD\": function( match ) {\r\n\t\t\t/* matches from matchExpr.CHILD\r\n\t\t\t\t1 type (only|nth|...)\r\n\t\t\t\t2 argument (even|odd|\\d*|\\d*n([+-]\\d+)?|...)\r\n\t\t\t\t3 xn-component of xn+y argument ([+-]?\\d*n|)\r\n\t\t\t\t4 sign of xn-component\r\n\t\t\t\t5 x of xn-component\r\n\t\t\t\t6 sign of y-component\r\n\t\t\t\t7 y of y-component\r\n\t\t\t*/\r\n\t\t\tmatch[1] = match[1].toLowerCase();\r\n\r\n\t\t\tif ( match[1] === \"nth\" ) {\r\n\t\t\t\t// nth-child requires argument\r\n\t\t\t\tif ( !match[2] ) {\r\n\t\t\t\t\tSizzle.error( match[0] );\r\n\t\t\t\t}\r\n\r\n\t\t\t\t// numeric x and y parameters for Expr.filter.CHILD\r\n\t\t\t\t// remember that false/true cast respectively to 0/1\r\n\t\t\t\tmatch[3] = +( match[3] ? match[4] + (match[5] || 1) : 2 * ( match[2] === \"even\" || match[2] === \"odd\" ) );\r\n\t\t\t\tmatch[4] = +( ( match[6] + match[7] ) || match[2] === \"odd\" );\r\n\r\n\t\t\t// other types prohibit arguments\r\n\t\t\t} else if ( match[2] ) {\r\n\t\t\t\tSizzle.error( match[0] );\r\n\t\t\t}\r\n\r\n\t\t\treturn match;\r\n\t\t},\r\n\r\n\t\t\"PSEUDO\": function( match, context, xml ) {\r\n\t\t\tvar unquoted, excess;\r\n\t\t\tif ( matchExpr[\"CHILD\"].test( match[0] ) ) {\r\n\t\t\t\treturn null;\r\n\t\t\t}\r\n\r\n\t\t\tif ( match[3] ) {\r\n\t\t\t\tmatch[2] = match[3];\r\n\t\t\t} else if ( (unquoted = match[4]) ) {\r\n\t\t\t\t// Only check arguments that contain a pseudo\r\n\t\t\t\tif ( rpseudo.test(unquoted) &&\r\n\t\t\t\t\t// Get excess from tokenize (recursively)\r\n\t\t\t\t\t(excess = tokenize( unquoted, context, xml, true )) &&\r\n\t\t\t\t\t// advance to the next closing parenthesis\r\n\t\t\t\t\t(excess = unquoted.indexOf( \")\", unquoted.length - excess ) - unquoted.length) ) {\r\n\r\n\t\t\t\t\t// excess is a negative index\r\n\t\t\t\t\tunquoted = unquoted.slice( 0, excess );\r\n\t\t\t\t\tmatch[0] = match[0].slice( 0, excess );\r\n\t\t\t\t}\r\n\t\t\t\tmatch[2] = unquoted;\r\n\t\t\t}\r\n\r\n\t\t\t// Return only captures needed by the pseudo filter method (type and argument)\r\n\t\t\treturn match.slice( 0, 3 );\r\n\t\t}\r\n\t},\r\n\r\n\tfilter: {\r\n\t\t\"ID\": assertGetIdNotName ?\r\n\t\t\tfunction( id ) {\r\n\t\t\t\tid = id.replace( rbackslash, \"\" );\r\n\t\t\t\treturn function( elem ) {\r\n\t\t\t\t\treturn elem.getAttribute(\"id\") === id;\r\n\t\t\t\t};\r\n\t\t\t} :\r\n\t\t\tfunction( id ) {\r\n\t\t\t\tid = id.replace( rbackslash, \"\" );\r\n\t\t\t\treturn function( elem ) {\r\n\t\t\t\t\tvar node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode(\"id\");\r\n\t\t\t\t\treturn node && node.value === id;\r\n\t\t\t\t};\r\n\t\t\t},\r\n\r\n\t\t\"TAG\": function( nodeName ) {\r\n\t\t\tif ( nodeName === \"*\" ) {\r\n\t\t\t\treturn function() { return true; };\r\n\t\t\t}\r\n\t\t\tnodeName = nodeName.replace( rbackslash, \"\" ).toLowerCase();\r\n\r\n\t\t\treturn function( elem ) {\r\n\t\t\t\treturn elem.nodeName && elem.nodeName.toLowerCase() === nodeName;\r\n\t\t\t};\r\n\t\t},\r\n\r\n\t\t\"CLASS\": function( className ) {\r\n\t\t\tvar pattern = classCache[ expando ][ className ];\r\n\t\t\tif ( !pattern ) {\r\n\t\t\t\tpattern = classCache( className, new RegExp(\"(^|\" + whitespace + \")\" + className + \"(\" + whitespace + \"|$)\") );\r\n\t\t\t}\r\n\t\t\treturn function( elem ) {\r\n\t\t\t\treturn pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute(\"class\")) || \"\" );\r\n\t\t\t};\r\n\t\t},\r\n\r\n\t\t\"ATTR\": function( name, operator, check ) {\r\n\t\t\tif ( !operator ) {\r\n\t\t\t\treturn function( elem ) {\r\n\t\t\t\t\treturn Sizzle.attr( elem, name ) != null;\r\n\t\t\t\t};\r\n\t\t\t}\r\n\r\n\t\t\treturn function( elem ) {\r\n\t\t\t\tvar result = Sizzle.attr( elem, name ),\r\n\t\t\t\t\tvalue = result + \"\";\r\n\r\n\t\t\t\tif ( result == null ) {\r\n\t\t\t\t\treturn operator === \"!=\";\r\n\t\t\t\t}\r\n\r\n\t\t\t\tswitch ( operator ) {\r\n\t\t\t\t\tcase \"=\":\r\n\t\t\t\t\t\treturn value === check;\r\n\t\t\t\t\tcase \"!=\":\r\n\t\t\t\t\t\treturn value !== check;\r\n\t\t\t\t\tcase \"^=\":\r\n\t\t\t\t\t\treturn check && value.indexOf( check ) === 0;\r\n\t\t\t\t\tcase \"*=\":\r\n\t\t\t\t\t\treturn check && value.indexOf( check ) > -1;\r\n\t\t\t\t\tcase \"$=\":\r\n\t\t\t\t\t\treturn check && value.substr( value.length - check.length ) === check;\r\n\t\t\t\t\tcase \"~=\":\r\n\t\t\t\t\t\treturn ( \" \" + value + \" \" ).indexOf( check ) > -1;\r\n\t\t\t\t\tcase \"|=\":\r\n\t\t\t\t\t\treturn value === check || value.substr( 0, check.length + 1 ) === check + \"-\";\r\n\t\t\t\t}\r\n\t\t\t};\r\n\t\t},\r\n\r\n\t\t\"CHILD\": function( type, argument, first, last ) {\r\n\r\n\t\t\tif ( type === \"nth\" ) {\r\n\t\t\t\tvar doneName = done++;\r\n\r\n\t\t\t\treturn function( elem ) {\r\n\t\t\t\t\tvar parent, diff,\r\n\t\t\t\t\t\tcount = 0,\r\n\t\t\t\t\t\tnode = elem;\r\n\r\n\t\t\t\t\tif ( first === 1 && last === 0 ) {\r\n\t\t\t\t\t\treturn true;\r\n\t\t\t\t\t}\r\n\r\n\t\t\t\t\tparent = elem.parentNode;\r\n\r\n\t\t\t\t\tif ( parent && (parent[ expando ] !== doneName || !elem.sizset) ) {\r\n\t\t\t\t\t\tfor ( node = parent.firstChild; node; node = node.nextSibling ) {\r\n\t\t\t\t\t\t\tif ( node.nodeType === 1 ) {\r\n\t\t\t\t\t\t\t\tnode.sizset = ++count;\r\n\t\t\t\t\t\t\t\tif ( node === elem ) {\r\n\t\t\t\t\t\t\t\t\tbreak;\r\n\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t}\r\n\r\n\t\t\t\t\t\tparent[ expando ] = doneName;\r\n\t\t\t\t\t}\r\n\r\n\t\t\t\t\tdiff = elem.sizset - last;\r\n\r\n\t\t\t\t\tif ( first === 0 ) {\r\n\t\t\t\t\t\treturn diff === 0;\r\n\r\n\t\t\t\t\t} else {\r\n\t\t\t\t\t\treturn ( diff % first === 0 && diff / first >= 0 );\r\n\t\t\t\t\t}\r\n\t\t\t\t};\r\n\t\t\t}\r\n\r\n\t\t\treturn function( elem ) {\r\n\t\t\t\tvar node = elem;\r\n\r\n\t\t\t\tswitch ( type ) {\r\n\t\t\t\t\tcase \"only\":\r\n\t\t\t\t\tcase \"first\":\r\n\t\t\t\t\t\twhile ( (node = node.previousSibling) ) {\r\n\t\t\t\t\t\t\tif ( node.nodeType === 1 ) {\r\n\t\t\t\t\t\t\t\treturn false;\r\n\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t}\r\n\r\n\t\t\t\t\t\tif ( type === \"first\" ) {\r\n\t\t\t\t\t\t\treturn true;\r\n\t\t\t\t\t\t}\r\n\r\n\t\t\t\t\t\tnode = elem;\r\n\r\n\t\t\t\t\t\t/* falls through */\r\n\t\t\t\t\tcase \"last\":\r\n\t\t\t\t\t\twhile ( (node = node.nextSibling) ) {\r\n\t\t\t\t\t\t\tif ( node.nodeType === 1 ) {\r\n\t\t\t\t\t\t\t\treturn false;\r\n\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t}\r\n\r\n\t\t\t\t\t\treturn true;\r\n\t\t\t\t}\r\n\t\t\t};\r\n\t\t},\r\n\r\n\t\t\"PSEUDO\": function( pseudo, argument, context, xml ) {\r\n\t\t\t// pseudo-class names are case-insensitive\r\n\t\t\t// http://www.w3.org/TR/selectors/#pseudo-classes\r\n\t\t\t// Prioritize by case sensitivity in case custom pseudos are added with uppercase letters\r\n\t\t\tvar args,\r\n\t\t\t\tfn = Expr.pseudos[ pseudo ] || Expr.pseudos[ pseudo.toLowerCase() ];\r\n\r\n\t\t\tif ( !fn ) {\r\n\t\t\t\tSizzle.error( \"unsupported pseudo: \" + pseudo );\r\n\t\t\t}\r\n\r\n\t\t\t// The user may use createPseudo to indicate that\r\n\t\t\t// arguments are needed to create the filter function\r\n\t\t\t// just as Sizzle does\r\n\t\t\tif ( !fn[ expando ] ) {\r\n\t\t\t\tif ( fn.length > 1 ) {\r\n\t\t\t\t\targs = [ pseudo, pseudo, \"\", argument ];\r\n\t\t\t\t\treturn function( elem ) {\r\n\t\t\t\t\t\treturn fn( elem, 0, args );\r\n\t\t\t\t\t};\r\n\t\t\t\t}\r\n\t\t\t\treturn fn;\r\n\t\t\t}\r\n\r\n\t\t\treturn fn( argument, context, xml );\r\n\t\t}\r\n\t},\r\n\r\n\tpseudos: {\r\n\t\t\"not\": markFunction(function( selector, context, xml ) {\r\n\t\t\t// Trim the selector passed to compile\r\n\t\t\t// to avoid treating leading and trailing\r\n\t\t\t// spaces as combinators\r\n\t\t\tvar matcher = compile( selector.replace( rtrim, \"$1\" ), context, xml );\r\n\t\t\treturn function( elem ) {\r\n\t\t\t\treturn !matcher( elem );\r\n\t\t\t};\r\n\t\t}),\r\n\r\n\t\t\"enabled\": function( elem ) {\r\n\t\t\treturn elem.disabled === false;\r\n\t\t},\r\n\r\n\t\t\"disabled\": function( elem ) {\r\n\t\t\treturn elem.disabled === true;\r\n\t\t},\r\n\r\n\t\t\"checked\": function( elem ) {\r\n\t\t\t// In CSS3, :checked should return both checked and selected elements\r\n\t\t\t// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked\r\n\t\t\tvar nodeName = elem.nodeName.toLowerCase();\r\n\t\t\treturn (nodeName === \"input\" && !!elem.checked) || (nodeName === \"option\" && !!elem.selected);\r\n\t\t},\r\n\r\n\t\t\"selected\": function( elem ) {\r\n\t\t\t// Accessing this property makes selected-by-default\r\n\t\t\t// options in Safari work properly\r\n\t\t\tif ( elem.parentNode ) {\r\n\t\t\t\telem.parentNode.selectedIndex;\r\n\t\t\t}\r\n\r\n\t\t\treturn elem.selected === true;\r\n\t\t},\r\n\r\n\t\t\"parent\": function( elem ) {\r\n\t\t\treturn !Expr.pseudos[\"empty\"]( elem );\r\n\t\t},\r\n\r\n\t\t\"empty\": function( elem ) {\r\n\t\t\t// http://www.w3.org/TR/selectors/#empty-pseudo\r\n\t\t\t// :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),\r\n\t\t\t//   not comment, processing instructions, or others\r\n\t\t\t// Thanks to Diego Perini for the nodeName shortcut\r\n\t\t\t//   Greater than \"@\" means alpha characters (specifically not starting with \"#\" or \"?\")\r\n\t\t\tvar nodeType;\r\n\t\t\telem = elem.firstChild;\r\n\t\t\twhile ( elem ) {\r\n\t\t\t\tif ( elem.nodeName > \"@\" || (nodeType = elem.nodeType) === 3 || nodeType === 4 ) {\r\n\t\t\t\t\treturn false;\r\n\t\t\t\t}\r\n\t\t\t\telem = elem.nextSibling;\r\n\t\t\t}\r\n\t\t\treturn true;\r\n\t\t},\r\n\r\n\t\t\"contains\": markFunction(function( text ) {\r\n\t\t\treturn function( elem ) {\r\n\t\t\t\treturn ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;\r\n\t\t\t};\r\n\t\t}),\r\n\r\n\t\t\"has\": markFunction(function( selector ) {\r\n\t\t\treturn function( elem ) {\r\n\t\t\t\treturn Sizzle( selector, elem ).length > 0;\r\n\t\t\t};\r\n\t\t}),\r\n\r\n\t\t\"header\": function( elem ) {\r\n\t\t\treturn rheader.test( elem.nodeName );\r\n\t\t},\r\n\r\n\t\t\"text\": function( elem ) {\r\n\t\t\tvar type, attr;\r\n\t\t\t// IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)\r\n\t\t\t// use getAttribute instead to test this case\r\n\t\t\treturn elem.nodeName.toLowerCase() === \"input\" &&\r\n\t\t\t\t(type = elem.type) === \"text\" &&\r\n\t\t\t\t( (attr = elem.getAttribute(\"type\")) == null || attr.toLowerCase() === type );\r\n\t\t},\r\n\r\n\t\t// Input types\r\n\t\t\"radio\": createInputPseudo(\"radio\"),\r\n\t\t\"checkbox\": createInputPseudo(\"checkbox\"),\r\n\t\t\"file\": createInputPseudo(\"file\"),\r\n\t\t\"password\": createInputPseudo(\"password\"),\r\n\t\t\"image\": createInputPseudo(\"image\"),\r\n\r\n\t\t\"submit\": createButtonPseudo(\"submit\"),\r\n\t\t\"reset\": createButtonPseudo(\"reset\"),\r\n\r\n\t\t\"button\": function( elem ) {\r\n\t\t\tvar name = elem.nodeName.toLowerCase();\r\n\t\t\treturn name === \"input\" && elem.type === \"button\" || name === \"button\";\r\n\t\t},\r\n\r\n\t\t\"input\": function( elem ) {\r\n\t\t\treturn rinputs.test( elem.nodeName );\r\n\t\t},\r\n\r\n\t\t\"focus\": function( elem ) {\r\n\t\t\tvar doc = elem.ownerDocument;\r\n\t\t\treturn elem === doc.activeElement && (!doc.hasFocus || doc.hasFocus()) && !!(elem.type || elem.href);\r\n\t\t},\r\n\r\n\t\t\"active\": function( elem ) {\r\n\t\t\treturn elem === elem.ownerDocument.activeElement;\r\n\t\t}\r\n\t},\r\n\r\n\tsetFilters: {\r\n\t\t\"first\": function( elements, argument, not ) {\r\n\t\t\treturn not ? elements.slice( 1 ) : [ elements[0] ];\r\n\t\t},\r\n\r\n\t\t\"last\": function( elements, argument, not ) {\r\n\t\t\tvar elem = elements.pop();\r\n\t\t\treturn not ? elements : [ elem ];\r\n\t\t},\r\n\r\n\t\t\"even\": function( elements, argument, not ) {\r\n\t\t\tvar results = [],\r\n\t\t\t\ti = not ? 1 : 0,\r\n\t\t\t\tlen = elements.length;\r\n\t\t\tfor ( ; i < len; i = i + 2 ) {\r\n\t\t\t\tresults.push( elements[i] );\r\n\t\t\t}\r\n\t\t\treturn results;\r\n\t\t},\r\n\r\n\t\t\"odd\": function( elements, argument, not ) {\r\n\t\t\tvar results = [],\r\n\t\t\t\ti = not ? 0 : 1,\r\n\t\t\t\tlen = elements.length;\r\n\t\t\tfor ( ; i < len; i = i + 2 ) {\r\n\t\t\t\tresults.push( elements[i] );\r\n\t\t\t}\r\n\t\t\treturn results;\r\n\t\t},\r\n\r\n\t\t\"lt\": function( elements, argument, not ) {\r\n\t\t\treturn not ? elements.slice( +argument ) : elements.slice( 0, +argument );\r\n\t\t},\r\n\r\n\t\t\"gt\": function( elements, argument, not ) {\r\n\t\t\treturn not ? elements.slice( 0, +argument + 1 ) : elements.slice( +argument + 1 );\r\n\t\t},\r\n\r\n\t\t\"eq\": function( elements, argument, not ) {\r\n\t\t\tvar elem = elements.splice( +argument, 1 );\r\n\t\t\treturn not ? elements : elem;\r\n\t\t}\r\n\t}\r\n};\r\n\r\nfunction siblingCheck( a, b, ret ) {\r\n\tif ( a === b ) {\r\n\t\treturn ret;\r\n\t}\r\n\r\n\tvar cur = a.nextSibling;\r\n\r\n\twhile ( cur ) {\r\n\t\tif ( cur === b ) {\r\n\t\t\treturn -1;\r\n\t\t}\r\n\r\n\t\tcur = cur.nextSibling;\r\n\t}\r\n\r\n\treturn 1;\r\n}\r\n\r\nsortOrder = docElem.compareDocumentPosition ?\r\n\tfunction( a, b ) {\r\n\t\tif ( a === b ) {\r\n\t\t\thasDuplicate = true;\r\n\t\t\treturn 0;\r\n\t\t}\r\n\r\n\t\treturn ( !a.compareDocumentPosition || !b.compareDocumentPosition ?\r\n\t\t\ta.compareDocumentPosition :\r\n\t\t\ta.compareDocumentPosition(b) & 4\r\n\t\t) ? -1 : 1;\r\n\t} :\r\n\tfunction( a, b ) {\r\n\t\t// The nodes are identical, we can exit early\r\n\t\tif ( a === b ) {\r\n\t\t\thasDuplicate = true;\r\n\t\t\treturn 0;\r\n\r\n\t\t// Fallback to using sourceIndex (in IE) if it's available on both nodes\r\n\t\t} else if ( a.sourceIndex && b.sourceIndex ) {\r\n\t\t\treturn a.sourceIndex - b.sourceIndex;\r\n\t\t}\r\n\r\n\t\tvar al, bl,\r\n\t\t\tap = [],\r\n\t\t\tbp = [],\r\n\t\t\taup = a.parentNode,\r\n\t\t\tbup = b.parentNode,\r\n\t\t\tcur = aup;\r\n\r\n\t\t// If the nodes are siblings (or identical) we can do a quick check\r\n\t\tif ( aup === bup ) {\r\n\t\t\treturn siblingCheck( a, b );\r\n\r\n\t\t// If no parents were found then the nodes are disconnected\r\n\t\t} else if ( !aup ) {\r\n\t\t\treturn -1;\r\n\r\n\t\t} else if ( !bup ) {\r\n\t\t\treturn 1;\r\n\t\t}\r\n\r\n\t\t// Otherwise they're somewhere else in the tree so we need\r\n\t\t// to build up a full list of the parentNodes for comparison\r\n\t\twhile ( cur ) {\r\n\t\t\tap.unshift( cur );\r\n\t\t\tcur = cur.parentNode;\r\n\t\t}\r\n\r\n\t\tcur = bup;\r\n\r\n\t\twhile ( cur ) {\r\n\t\t\tbp.unshift( cur );\r\n\t\t\tcur = cur.parentNode;\r\n\t\t}\r\n\r\n\t\tal = ap.length;\r\n\t\tbl = bp.length;\r\n\r\n\t\t// Start walking down the tree looking for a discrepancy\r\n\t\tfor ( var i = 0; i < al && i < bl; i++ ) {\r\n\t\t\tif ( ap[i] !== bp[i] ) {\r\n\t\t\t\treturn siblingCheck( ap[i], bp[i] );\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\t// We ended someplace up the tree so do a sibling check\r\n\t\treturn i === al ?\r\n\t\t\tsiblingCheck( a, bp[i], -1 ) :\r\n\t\t\tsiblingCheck( ap[i], b, 1 );\r\n\t};\r\n\r\n// Always assume the presence of duplicates if sort doesn't\r\n// pass them to our comparison function (as in Google Chrome).\r\n[0, 0].sort( sortOrder );\r\nbaseHasDuplicate = !hasDuplicate;\r\n\r\n// Document sorting and removing duplicates\r\nSizzle.uniqueSort = function( results ) {\r\n\tvar elem,\r\n\t\ti = 1;\r\n\r\n\thasDuplicate = baseHasDuplicate;\r\n\tresults.sort( sortOrder );\r\n\r\n\tif ( hasDuplicate ) {\r\n\t\tfor ( ; (elem = results[i]); i++ ) {\r\n\t\t\tif ( elem === results[ i - 1 ] ) {\r\n\t\t\t\tresults.splice( i--, 1 );\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n\r\n\treturn results;\r\n};\r\n\r\nSizzle.error = function( msg ) {\r\n\tthrow new Error( \"Syntax error, unrecognized expression: \" + msg );\r\n};\r\n\r\nfunction tokenize( selector, context, xml, parseOnly ) {\r\n\tvar matched, match, tokens, type,\r\n\t\tsoFar, groups, group, i,\r\n\t\tpreFilters, filters,\r\n\t\tcheckContext = !xml && context !== document,\r\n\t\t// Token cache should maintain spaces\r\n\t\tkey = ( checkContext ? \"<s>\" : \"\" ) + selector.replace( rtrim, \"$1<s>\" ),\r\n\t\tcached = tokenCache[ expando ][ key ];\r\n\r\n\tif ( cached ) {\r\n\t\treturn parseOnly ? 0 : slice.call( cached, 0 );\r\n\t}\r\n\r\n\tsoFar = selector;\r\n\tgroups = [];\r\n\ti = 0;\r\n\tpreFilters = Expr.preFilter;\r\n\tfilters = Expr.filter;\r\n\r\n\twhile ( soFar ) {\r\n\r\n\t\t// Comma and first run\r\n\t\tif ( !matched || (match = rcomma.exec( soFar )) ) {\r\n\t\t\tif ( match ) {\r\n\t\t\t\tsoFar = soFar.slice( match[0].length );\r\n\t\t\t\ttokens.selector = group;\r\n\t\t\t}\r\n\t\t\tgroups.push( tokens = [] );\r\n\t\t\tgroup = \"\";\r\n\r\n\t\t\t// Need to make sure we're within a narrower context if necessary\r\n\t\t\t// Adding a descendant combinator will generate what is needed\r\n\t\t\tif ( checkContext ) {\r\n\t\t\t\tsoFar = \" \" + soFar;\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tmatched = false;\r\n\r\n\t\t// Combinators\r\n\t\tif ( (match = rcombinators.exec( soFar )) ) {\r\n\t\t\tgroup += match[0];\r\n\t\t\tsoFar = soFar.slice( match[0].length );\r\n\r\n\t\t\t// Cast descendant combinators to space\r\n\t\t\tmatched = tokens.push({\r\n\t\t\t\tpart: match.pop().replace( rtrim, \" \" ),\r\n\t\t\t\tstring: match[0],\r\n\t\t\t\tcaptures: match\r\n\t\t\t});\r\n\t\t}\r\n\r\n\t\t// Filters\r\n\t\tfor ( type in filters ) {\r\n\t\t\tif ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||\r\n\t\t\t\t( match = preFilters[ type ](match, context, xml) )) ) {\r\n\r\n\t\t\t\tgroup += match[0];\r\n\t\t\t\tsoFar = soFar.slice( match[0].length );\r\n\t\t\t\tmatched = tokens.push({\r\n\t\t\t\t\tpart: type,\r\n\t\t\t\t\tstring: match.shift(),\r\n\t\t\t\t\tcaptures: match\r\n\t\t\t\t});\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tif ( !matched ) {\r\n\t\t\tbreak;\r\n\t\t}\r\n\t}\r\n\r\n\t// Attach the full group as a selector\r\n\tif ( group ) {\r\n\t\ttokens.selector = group;\r\n\t}\r\n\r\n\t// Return the length of the invalid excess\r\n\t// if we're just parsing\r\n\t// Otherwise, throw an error or return tokens\r\n\treturn parseOnly ?\r\n\t\tsoFar.length :\r\n\t\tsoFar ?\r\n\t\t\tSizzle.error( selector ) :\r\n\t\t\t// Cache the tokens\r\n\t\t\tslice.call( tokenCache(key, groups), 0 );\r\n}\r\n\r\nfunction addCombinator( matcher, combinator, context, xml ) {\r\n\tvar dir = combinator.dir,\r\n\t\tdoneName = done++;\r\n\r\n\tif ( !matcher ) {\r\n\t\t// If there is no matcher to check, check against the context\r\n\t\tmatcher = function( elem ) {\r\n\t\t\treturn elem === context;\r\n\t\t};\r\n\t}\r\n\treturn combinator.first ?\r\n\t\tfunction( elem ) {\r\n\t\t\twhile ( (elem = elem[ dir ]) ) {\r\n\t\t\t\tif ( elem.nodeType === 1 ) {\r\n\t\t\t\t\treturn matcher( elem ) && elem;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t} :\r\n\t\txml ?\r\n\t\t\tfunction( elem ) {\r\n\t\t\t\twhile ( (elem = elem[ dir ]) ) {\r\n\t\t\t\t\tif ( elem.nodeType === 1 ) {\r\n\t\t\t\t\t\tif ( matcher( elem ) ) {\r\n\t\t\t\t\t\t\treturn elem;\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t}\r\n\t\t\t\t}\r\n\t\t\t} :\r\n\t\t\tfunction( elem ) {\r\n\t\t\t\tvar cache,\r\n\t\t\t\t\tdirkey = doneName + \".\" + dirruns,\r\n\t\t\t\t\tcachedkey = dirkey + \".\" + cachedruns;\r\n\t\t\t\twhile ( (elem = elem[ dir ]) ) {\r\n\t\t\t\t\tif ( elem.nodeType === 1 ) {\r\n\t\t\t\t\t\tif ( (cache = elem[ expando ]) === cachedkey ) {\r\n\t\t\t\t\t\t\treturn elem.sizset;\r\n\t\t\t\t\t\t} else if ( typeof cache === \"string\" && cache.indexOf(dirkey) === 0 ) {\r\n\t\t\t\t\t\t\tif ( elem.sizset ) {\r\n\t\t\t\t\t\t\t\treturn elem;\r\n\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t} else {\r\n\t\t\t\t\t\t\telem[ expando ] = cachedkey;\r\n\t\t\t\t\t\t\tif ( matcher( elem ) ) {\r\n\t\t\t\t\t\t\t\telem.sizset = true;\r\n\t\t\t\t\t\t\t\treturn elem;\r\n\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\telem.sizset = false;\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t}\r\n\t\t\t\t}\r\n\t\t\t};\r\n}\r\n\r\nfunction addMatcher( higher, deeper ) {\r\n\treturn higher ?\r\n\t\tfunction( elem ) {\r\n\t\t\tvar result = deeper( elem );\r\n\t\t\treturn result && higher( result === true ? elem : result );\r\n\t\t} :\r\n\t\tdeeper;\r\n}\r\n\r\n// [\"TAG\", \">\", \"ID\", \" \", \"CLASS\"]\r\nfunction matcherFromTokens( tokens, context, xml ) {\r\n\tvar token, matcher,\r\n\t\ti = 0;\r\n\r\n\tfor ( ; (token = tokens[i]); i++ ) {\r\n\t\tif ( Expr.relative[ token.part ] ) {\r\n\t\t\tmatcher = addCombinator( matcher, Expr.relative[ token.part ], context, xml );\r\n\t\t} else {\r\n\t\t\tmatcher = addMatcher( matcher, Expr.filter[ token.part ].apply(null, token.captures.concat( context, xml )) );\r\n\t\t}\r\n\t}\r\n\r\n\treturn matcher;\r\n}\r\n\r\nfunction matcherFromGroupMatchers( matchers ) {\r\n\treturn function( elem ) {\r\n\t\tvar matcher,\r\n\t\t\tj = 0;\r\n\t\tfor ( ; (matcher = matchers[j]); j++ ) {\r\n\t\t\tif ( matcher(elem) ) {\r\n\t\t\t\treturn true;\r\n\t\t\t}\r\n\t\t}\r\n\t\treturn false;\r\n\t};\r\n}\r\n\r\ncompile = Sizzle.compile = function( selector, context, xml ) {\r\n\tvar group, i, len,\r\n\t\tcached = compilerCache[ expando ][ selector ];\r\n\r\n\t// Return a cached group function if already generated (context dependent)\r\n\tif ( cached && cached.context === context ) {\r\n\t\treturn cached;\r\n\t}\r\n\r\n\t// Generate a function of recursive functions that can be used to check each element\r\n\tgroup = tokenize( selector, context, xml );\r\n\tfor ( i = 0, len = group.length; i < len; i++ ) {\r\n\t\tgroup[i] = matcherFromTokens(group[i], context, xml);\r\n\t}\r\n\r\n\t// Cache the compiled function\r\n\tcached = compilerCache( selector, matcherFromGroupMatchers(group) );\r\n\tcached.context = context;\r\n\tcached.runs = cached.dirruns = 0;\r\n\treturn cached;\r\n};\r\n\r\nfunction multipleContexts( selector, contexts, results, seed ) {\r\n\tvar i = 0,\r\n\t\tlen = contexts.length;\r\n\tfor ( ; i < len; i++ ) {\r\n\t\tSizzle( selector, contexts[i], results, seed );\r\n\t}\r\n}\r\n\r\nfunction handlePOSGroup( selector, posfilter, argument, contexts, seed, not ) {\r\n\tvar results,\r\n\t\tfn = Expr.setFilters[ posfilter.toLowerCase() ];\r\n\r\n\tif ( !fn ) {\r\n\t\tSizzle.error( posfilter );\r\n\t}\r\n\r\n\tif ( selector || !(results = seed) ) {\r\n\t\tmultipleContexts( selector || \"*\", contexts, (results = []), seed );\r\n\t}\r\n\r\n\treturn results.length > 0 ? fn( results, argument, not ) : [];\r\n}\r\n\r\nfunction handlePOS( groups, context, results, seed ) {\r\n\tvar group, part, j, groupLen, token, selector,\r\n\t\tanchor, elements, match, matched,\r\n\t\tlastIndex, currentContexts, not,\r\n\t\ti = 0,\r\n\t\tlen = groups.length,\r\n\t\trpos = matchExpr[\"POS\"],\r\n\t\t// This is generated here in case matchExpr[\"POS\"] is extended\r\n\t\trposgroups = new RegExp( \"^\" + rpos.source + \"(?!\" + whitespace + \")\", \"i\" ),\r\n\t\t// This is for making sure non-participating\r\n\t\t// matching groups are represented cross-browser (IE6-8)\r\n\t\tsetUndefined = function() {\r\n\t\t\tvar i = 1,\r\n\t\t\t\tlen = arguments.length - 2;\r\n\t\t\tfor ( ; i < len; i++ ) {\r\n\t\t\t\tif ( arguments[i] === undefined ) {\r\n\t\t\t\t\tmatch[i] = undefined;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t};\r\n\r\n\tfor ( ; i < len; i++ ) {\r\n\t\tgroup = groups[i];\r\n\t\tpart = \"\";\r\n\t\telements = seed;\r\n\t\tfor ( j = 0, groupLen = group.length; j < groupLen; j++ ) {\r\n\t\t\ttoken = group[j];\r\n\t\t\tselector = token.string;\r\n\t\t\tif ( token.part === \"PSEUDO\" ) {\r\n\t\t\t\t// Reset regex index to 0\r\n\t\t\t\trpos.exec(\"\");\r\n\t\t\t\tanchor = 0;\r\n\t\t\t\twhile ( (match = rpos.exec( selector )) ) {\r\n\t\t\t\t\tmatched = true;\r\n\t\t\t\t\tlastIndex = rpos.lastIndex = match.index + match[0].length;\r\n\t\t\t\t\tif ( lastIndex > anchor ) {\r\n\t\t\t\t\t\tpart += selector.slice( anchor, match.index );\r\n\t\t\t\t\t\tanchor = lastIndex;\r\n\t\t\t\t\t\tcurrentContexts = [ context ];\r\n\r\n\t\t\t\t\t\tif ( rcombinators.test(part) ) {\r\n\t\t\t\t\t\t\tif ( elements ) {\r\n\t\t\t\t\t\t\t\tcurrentContexts = elements;\r\n\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\telements = seed;\r\n\t\t\t\t\t\t}\r\n\r\n\t\t\t\t\t\tif ( (not = rendsWithNot.test( part )) ) {\r\n\t\t\t\t\t\t\tpart = part.slice( 0, -5 ).replace( rcombinators, \"$&*\" );\r\n\t\t\t\t\t\t\tanchor++;\r\n\t\t\t\t\t\t}\r\n\r\n\t\t\t\t\t\tif ( match.length > 1 ) {\r\n\t\t\t\t\t\t\tmatch[0].replace( rposgroups, setUndefined );\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t\telements = handlePOSGroup( part, match[1], match[2], currentContexts, elements, not );\r\n\t\t\t\t\t}\r\n\t\t\t\t\tpart = \"\";\r\n\t\t\t\t}\r\n\r\n\t\t\t}\r\n\r\n\t\t\tif ( !matched ) {\r\n\t\t\t\tpart += selector;\r\n\t\t\t}\r\n\t\t\tmatched = false;\r\n\t\t}\r\n\r\n\t\tif ( part ) {\r\n\t\t\tif ( rcombinators.test(part) ) {\r\n\t\t\t\tmultipleContexts( part, elements || [ context ], results, seed );\r\n\t\t\t} else {\r\n\t\t\t\tSizzle( part, context, results, seed ? seed.concat(elements) : elements );\r\n\t\t\t}\r\n\t\t} else {\r\n\t\t\tpush.apply( results, elements );\r\n\t\t}\r\n\t}\r\n\r\n\t// Do not sort if this is a single filter\r\n\treturn len === 1 ? results : Sizzle.uniqueSort( results );\r\n}\r\n\r\nfunction select( selector, context, results, seed, xml ) {\r\n\t// Remove excessive whitespace\r\n\tselector = selector.replace( rtrim, \"$1\" );\r\n\tvar elements, matcher, cached, elem,\r\n\t\ti, tokens, token, lastToken, findContext, type,\r\n\t\tmatch = tokenize( selector, context, xml ),\r\n\t\tcontextNodeType = context.nodeType;\r\n\r\n\t// POS handling\r\n\tif ( matchExpr[\"POS\"].test(selector) ) {\r\n\t\treturn handlePOS( match, context, results, seed );\r\n\t}\r\n\r\n\tif ( seed ) {\r\n\t\telements = slice.call( seed, 0 );\r\n\r\n\t// To maintain document order, only narrow the\r\n\t// set if there is one group\r\n\t} else if ( match.length === 1 ) {\r\n\r\n\t\t// Take a shortcut and set the context if the root selector is an ID\r\n\t\tif ( (tokens = slice.call( match[0], 0 )).length > 2 &&\r\n\t\t\t\t(token = tokens[0]).part === \"ID\" &&\r\n\t\t\t\tcontextNodeType === 9 && !xml &&\r\n\t\t\t\tExpr.relative[ tokens[1].part ] ) {\r\n\r\n\t\t\tcontext = Expr.find[\"ID\"]( token.captures[0].replace( rbackslash, \"\" ), context, xml )[0];\r\n\t\t\tif ( !context ) {\r\n\t\t\t\treturn results;\r\n\t\t\t}\r\n\r\n\t\t\tselector = selector.slice( tokens.shift().string.length );\r\n\t\t}\r\n\r\n\t\tfindContext = ( (match = rsibling.exec( tokens[0].string )) && !match.index && context.parentNode ) || context;\r\n\r\n\t\t// Reduce the set if possible\r\n\t\tlastToken = \"\";\r\n\t\tfor ( i = tokens.length - 1; i >= 0; i-- ) {\r\n\t\t\ttoken = tokens[i];\r\n\t\t\ttype = token.part;\r\n\t\t\tlastToken = token.string + lastToken;\r\n\t\t\tif ( Expr.relative[ type ] ) {\r\n\t\t\t\tbreak;\r\n\t\t\t}\r\n\t\t\tif ( Expr.order.test(type) ) {\r\n\t\t\t\telements = Expr.find[ type ]( token.captures[0].replace( rbackslash, \"\" ), findContext, xml );\r\n\t\t\t\tif ( elements == null ) {\r\n\t\t\t\t\tcontinue;\r\n\t\t\t\t} else {\r\n\t\t\t\t\tselector = selector.slice( 0, selector.length - lastToken.length ) +\r\n\t\t\t\t\t\tlastToken.replace( matchExpr[ type ], \"\" );\r\n\r\n\t\t\t\t\tif ( !selector ) {\r\n\t\t\t\t\t\tpush.apply( results, slice.call(elements, 0) );\r\n\t\t\t\t\t}\r\n\r\n\t\t\t\t\tbreak;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n\r\n\t// Only loop over the given elements once\r\n\tif ( selector ) {\r\n\t\tmatcher = compile( selector, context, xml );\r\n\t\tdirruns = matcher.dirruns++;\r\n\t\tif ( elements == null ) {\r\n\t\t\telements = Expr.find[\"TAG\"]( \"*\", (rsibling.test( selector ) && context.parentNode) || context );\r\n\t\t}\r\n\r\n\t\tfor ( i = 0; (elem = elements[i]); i++ ) {\r\n\t\t\tcachedruns = matcher.runs++;\r\n\t\t\tif ( matcher(elem) ) {\r\n\t\t\t\tresults.push( elem );\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n\r\n\treturn results;\r\n}\r\n\r\nif ( document.querySelectorAll ) {\r\n\t(function() {\r\n\t\tvar disconnectedMatch,\r\n\t\t\toldSelect = select,\r\n\t\t\trescape = /'|\\\\/g,\r\n\t\t\trattributeQuotes = /\\=[\\x20\\t\\r\\n\\f]*([^'\"\\]]*)[\\x20\\t\\r\\n\\f]*\\]/g,\r\n\t\t\trbuggyQSA = [],\r\n\t\t\t// matchesSelector(:active) reports false when true (IE9/Opera 11.5)\r\n\t\t\t// A support test would require too much code (would include document ready)\r\n\t\t\t// just skip matchesSelector for :active\r\n\t\t\trbuggyMatches = [\":active\"],\r\n\t\t\tmatches = docElem.matchesSelector ||\r\n\t\t\t\tdocElem.mozMatchesSelector ||\r\n\t\t\t\tdocElem.webkitMatchesSelector ||\r\n\t\t\t\tdocElem.oMatchesSelector ||\r\n\t\t\t\tdocElem.msMatchesSelector;\r\n\r\n\t\t// Build QSA regex\r\n\t\t// Regex strategy adopted from Diego Perini\r\n\t\tassert(function( div ) {\r\n\t\t\t// Select is set to empty string on purpose\r\n\t\t\t// This is to test IE's treatment of not explictly\r\n\t\t\t// setting a boolean content attribute,\r\n\t\t\t// since its presence should be enough\r\n\t\t\t// http://bugs.jquery.com/ticket/12359\r\n\t\t\tdiv.innerHTML = \"<select><option selected=''></option></select>\";\r\n\r\n\t\t\t// IE8 - Some boolean attributes are not treated correctly\r\n\t\t\tif ( !div.querySelectorAll(\"[selected]\").length ) {\r\n\t\t\t\trbuggyQSA.push( \"\\\\[\" + whitespace + \"*(?:checked|disabled|ismap|multiple|readonly|selected|value)\" );\r\n\t\t\t}\r\n\r\n\t\t\t// Webkit/Opera - :checked should return selected option elements\r\n\t\t\t// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked\r\n\t\t\t// IE8 throws error here (do not put tests after this one)\r\n\t\t\tif ( !div.querySelectorAll(\":checked\").length ) {\r\n\t\t\t\trbuggyQSA.push(\":checked\");\r\n\t\t\t}\r\n\t\t});\r\n\r\n\t\tassert(function( div ) {\r\n\r\n\t\t\t// Opera 10-12/IE9 - ^= $= *= and empty values\r\n\t\t\t// Should not select anything\r\n\t\t\tdiv.innerHTML = \"<p test=''></p>\";\r\n\t\t\tif ( div.querySelectorAll(\"[test^='']\").length ) {\r\n\t\t\t\trbuggyQSA.push( \"[*^$]=\" + whitespace + \"*(?:\\\"\\\"|'')\" );\r\n\t\t\t}\r\n\r\n\t\t\t// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)\r\n\t\t\t// IE8 throws error here (do not put tests after this one)\r\n\t\t\tdiv.innerHTML = \"<input type='hidden'/>\";\r\n\t\t\tif ( !div.querySelectorAll(\":enabled\").length ) {\r\n\t\t\t\trbuggyQSA.push(\":enabled\", \":disabled\");\r\n\t\t\t}\r\n\t\t});\r\n\r\n\t\trbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join(\"|\") );\r\n\r\n\t\tselect = function( selector, context, results, seed, xml ) {\r\n\t\t\t// Only use querySelectorAll when not filtering,\r\n\t\t\t// when this is not xml,\r\n\t\t\t// and when no QSA bugs apply\r\n\t\t\tif ( !seed && !xml && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {\r\n\t\t\t\tif ( context.nodeType === 9 ) {\r\n\t\t\t\t\ttry {\r\n\t\t\t\t\t\tpush.apply( results, slice.call(context.querySelectorAll( selector ), 0) );\r\n\t\t\t\t\t\treturn results;\r\n\t\t\t\t\t} catch(qsaError) {}\r\n\t\t\t\t// qSA works strangely on Element-rooted queries\r\n\t\t\t\t// We can work around this by specifying an extra ID on the root\r\n\t\t\t\t// and working up from there (Thanks to Andrew Dupont for the technique)\r\n\t\t\t\t// IE 8 doesn't work on object elements\r\n\t\t\t\t} else if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== \"object\" ) {\r\n\t\t\t\t\tvar groups, i, len,\r\n\t\t\t\t\t\told = context.getAttribute(\"id\"),\r\n\t\t\t\t\t\tnid = old || expando,\r\n\t\t\t\t\t\tnewContext = rsibling.test( selector ) && context.parentNode || context;\r\n\r\n\t\t\t\t\tif ( old ) {\r\n\t\t\t\t\t\tnid = nid.replace( rescape, \"\\\\$&\" );\r\n\t\t\t\t\t} else {\r\n\t\t\t\t\t\tcontext.setAttribute( \"id\", nid );\r\n\t\t\t\t\t}\r\n\r\n\t\t\t\t\tgroups = tokenize(selector, context, xml);\r\n\t\t\t\t\t// Trailing space is unnecessary\r\n\t\t\t\t\t// There is always a context check\r\n\t\t\t\t\tnid = \"[id='\" + nid + \"']\";\r\n\t\t\t\t\tfor ( i = 0, len = groups.length; i < len; i++ ) {\r\n\t\t\t\t\t\tgroups[i] = nid + groups[i].selector;\r\n\t\t\t\t\t}\r\n\t\t\t\t\ttry {\r\n\t\t\t\t\t\tpush.apply( results, slice.call( newContext.querySelectorAll(\r\n\t\t\t\t\t\t\tgroups.join(\",\")\r\n\t\t\t\t\t\t), 0 ) );\r\n\t\t\t\t\t\treturn results;\r\n\t\t\t\t\t} catch(qsaError) {\r\n\t\t\t\t\t} finally {\r\n\t\t\t\t\t\tif ( !old ) {\r\n\t\t\t\t\t\t\tcontext.removeAttribute(\"id\");\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t}\r\n\t\t\t\t}\r\n\t\t\t}\r\n\r\n\t\t\treturn oldSelect( selector, context, results, seed, xml );\r\n\t\t};\r\n\r\n\t\tif ( matches ) {\r\n\t\t\tassert(function( div ) {\r\n\t\t\t\t// Check to see if it's possible to do matchesSelector\r\n\t\t\t\t// on a disconnected node (IE 9)\r\n\t\t\t\tdisconnectedMatch = matches.call( div, \"div\" );\r\n\r\n\t\t\t\t// This should fail with an exception\r\n\t\t\t\t// Gecko does not error, returns false instead\r\n\t\t\t\ttry {\r\n\t\t\t\t\tmatches.call( div, \"[test!='']:sizzle\" );\r\n\t\t\t\t\trbuggyMatches.push( matchExpr[\"PSEUDO\"].source, matchExpr[\"POS\"].source, \"!=\" );\r\n\t\t\t\t} catch ( e ) {}\r\n\t\t\t});\r\n\r\n\t\t\t// rbuggyMatches always contains :active, so no need for a length check\r\n\t\t\trbuggyMatches = /* rbuggyMatches.length && */ new RegExp( rbuggyMatches.join(\"|\") );\r\n\r\n\t\t\tSizzle.matchesSelector = function( elem, expr ) {\r\n\t\t\t\t// Make sure that attribute selectors are quoted\r\n\t\t\t\texpr = expr.replace( rattributeQuotes, \"='$1']\" );\r\n\r\n\t\t\t\t// rbuggyMatches always contains :active, so no need for an existence check\r\n\t\t\t\tif ( !isXML( elem ) && !rbuggyMatches.test( expr ) && (!rbuggyQSA || !rbuggyQSA.test( expr )) ) {\r\n\t\t\t\t\ttry {\r\n\t\t\t\t\t\tvar ret = matches.call( elem, expr );\r\n\r\n\t\t\t\t\t\t// IE 9's matchesSelector returns false on disconnected nodes\r\n\t\t\t\t\t\tif ( ret || disconnectedMatch ||\r\n\t\t\t\t\t\t\t\t// As well, disconnected nodes are said to be in a document\r\n\t\t\t\t\t\t\t\t// fragment in IE 9\r\n\t\t\t\t\t\t\t\telem.document && elem.document.nodeType !== 11 ) {\r\n\t\t\t\t\t\t\treturn ret;\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t} catch(e) {}\r\n\t\t\t\t}\r\n\r\n\t\t\t\treturn Sizzle( expr, null, null, [ elem ] ).length > 0;\r\n\t\t\t};\r\n\t\t}\r\n\t})();\r\n}\r\n\r\n// Deprecated\r\nExpr.setFilters[\"nth\"] = Expr.setFilters[\"eq\"];\r\n\r\n// Back-compat\r\nExpr.filters = Expr.pseudos;\r\n\r\n// Override sizzle attribute retrieval\nSizzle.attr = jQuery.attr;\njQuery.find = Sizzle;\njQuery.expr = Sizzle.selectors;\njQuery.expr[\":\"] = jQuery.expr.pseudos;\njQuery.unique = Sizzle.uniqueSort;\njQuery.text = Sizzle.getText;\njQuery.isXMLDoc = Sizzle.isXML;\njQuery.contains = Sizzle.contains;\n\r\n\r\n})( window );\r\nvar runtil = /Until$/,\n\trparentsprev = /^(?:parents|prev(?:Until|All))/,\n\tisSimple = /^.[^:#\\[\\.,]*$/,\n\trneedsContext = jQuery.expr.match.needsContext,\n\t// methods guaranteed to produce a unique set when starting from a unique set\n\tguaranteedUnique = {\n\t\tchildren: true,\n\t\tcontents: true,\n\t\tnext: true,\n\t\tprev: true\n\t};\n\njQuery.fn.extend({\n\tfind: function( selector ) {\n\t\tvar i, l, length, n, r, ret,\n\t\t\tself = this;\n\n\t\tif ( typeof selector !== \"string\" ) {\n\t\t\treturn jQuery( selector ).filter(function() {\n\t\t\t\tfor ( i = 0, l = self.length; i < l; i++ ) {\n\t\t\t\t\tif ( jQuery.contains( self[ i ], this ) ) {\n\t\t\t\t\t\treturn true;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t});\n\t\t}\n\n\t\tret = this.pushStack( \"\", \"find\", selector );\n\n\t\tfor ( i = 0, l = this.length; i < l; i++ ) {\n\t\t\tlength = ret.length;\n\t\t\tjQuery.find( selector, this[i], ret );\n\n\t\t\tif ( i > 0 ) {\n\t\t\t\t// Make sure that the results are unique\n\t\t\t\tfor ( n = length; n < ret.length; n++ ) {\n\t\t\t\t\tfor ( r = 0; r < length; r++ ) {\n\t\t\t\t\t\tif ( ret[r] === ret[n] ) {\n\t\t\t\t\t\t\tret.splice(n--, 1);\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn ret;\n\t},\n\n\thas: function( target ) {\n\t\tvar i,\n\t\t\ttargets = jQuery( target, this ),\n\t\t\tlen = targets.length;\n\n\t\treturn this.filter(function() {\n\t\t\tfor ( i = 0; i < len; i++ ) {\n\t\t\t\tif ( jQuery.contains( this, targets[i] ) ) {\n\t\t\t\t\treturn true;\n\t\t\t\t}\n\t\t\t}\n\t\t});\n\t},\n\n\tnot: function( selector ) {\n\t\treturn this.pushStack( winnow(this, selector, false), \"not\", selector);\n\t},\n\n\tfilter: function( selector ) {\n\t\treturn this.pushStack( winnow(this, selector, true), \"filter\", selector );\n\t},\n\n\tis: function( selector ) {\n\t\treturn !!selector && (\n\t\t\ttypeof selector === \"string\" ?\n\t\t\t\t// If this is a positional/relative selector, check membership in the returned set\n\t\t\t\t// so $(\"p:first\").is(\"p:last\") won't return true for a doc with two \"p\".\n\t\t\t\trneedsContext.test( selector ) ?\n\t\t\t\t\tjQuery( selector, this.context ).index( this[0] ) >= 0 :\n\t\t\t\t\tjQuery.filter( selector, this ).length > 0 :\n\t\t\t\tthis.filter( selector ).length > 0 );\n\t},\n\n\tclosest: function( selectors, context ) {\n\t\tvar cur,\n\t\t\ti = 0,\n\t\t\tl = this.length,\n\t\t\tret = [],\n\t\t\tpos = rneedsContext.test( selectors ) || typeof selectors !== \"string\" ?\n\t\t\t\tjQuery( selectors, context || this.context ) :\n\t\t\t\t0;\n\n\t\tfor ( ; i < l; i++ ) {\n\t\t\tcur = this[i];\n\n\t\t\twhile ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) {\n\t\t\t\tif ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) {\n\t\t\t\t\tret.push( cur );\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t\tcur = cur.parentNode;\n\t\t\t}\n\t\t}\n\n\t\tret = ret.length > 1 ? jQuery.unique( ret ) : ret;\n\n\t\treturn this.pushStack( ret, \"closest\", selectors );\n\t},\n\n\t// Determine the position of an element within\n\t// the matched set of elements\n\tindex: function( elem ) {\n\n\t\t// No argument, return index in parent\n\t\tif ( !elem ) {\n\t\t\treturn ( this[0] && this[0].parentNode ) ? this.prevAll().length : -1;\n\t\t}\n\n\t\t// index in selector\n\t\tif ( typeof elem === \"string\" ) {\n\t\t\treturn jQuery.inArray( this[0], jQuery( elem ) );\n\t\t}\n\n\t\t// Locate the position of the desired element\n\t\treturn jQuery.inArray(\n\t\t\t// If it receives a jQuery object, the first element is used\n\t\t\telem.jquery ? elem[0] : elem, this );\n\t},\n\n\tadd: function( selector, context ) {\n\t\tvar set = typeof selector === \"string\" ?\n\t\t\t\tjQuery( selector, context ) :\n\t\t\t\tjQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),\n\t\t\tall = jQuery.merge( this.get(), set );\n\n\t\treturn this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ?\n\t\t\tall :\n\t\t\tjQuery.unique( all ) );\n\t},\n\n\taddBack: function( selector ) {\n\t\treturn this.add( selector == null ?\n\t\t\tthis.prevObject : this.prevObject.filter(selector)\n\t\t);\n\t}\n});\n\njQuery.fn.andSelf = jQuery.fn.addBack;\n\n// A painfully simple check to see if an element is disconnected\n// from a document (should be improved, where feasible).\nfunction isDisconnected( node ) {\n\treturn !node || !node.parentNode || node.parentNode.nodeType === 11;\n}\n\nfunction sibling( cur, dir ) {\n\tdo {\n\t\tcur = cur[ dir ];\n\t} while ( cur && cur.nodeType !== 1 );\n\n\treturn cur;\n}\n\njQuery.each({\n\tparent: function( elem ) {\n\t\tvar parent = elem.parentNode;\n\t\treturn parent && parent.nodeType !== 11 ? parent : null;\n\t},\n\tparents: function( elem ) {\n\t\treturn jQuery.dir( elem, \"parentNode\" );\n\t},\n\tparentsUntil: function( elem, i, until ) {\n\t\treturn jQuery.dir( elem, \"parentNode\", until );\n\t},\n\tnext: function( elem ) {\n\t\treturn sibling( elem, \"nextSibling\" );\n\t},\n\tprev: function( elem ) {\n\t\treturn sibling( elem, \"previousSibling\" );\n\t},\n\tnextAll: function( elem ) {\n\t\treturn jQuery.dir( elem, \"nextSibling\" );\n\t},\n\tprevAll: function( elem ) {\n\t\treturn jQuery.dir( elem, \"previousSibling\" );\n\t},\n\tnextUntil: function( elem, i, until ) {\n\t\treturn jQuery.dir( elem, \"nextSibling\", until );\n\t},\n\tprevUntil: function( elem, i, until ) {\n\t\treturn jQuery.dir( elem, \"previousSibling\", until );\n\t},\n\tsiblings: function( elem ) {\n\t\treturn jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );\n\t},\n\tchildren: function( elem ) {\n\t\treturn jQuery.sibling( elem.firstChild );\n\t},\n\tcontents: function( elem ) {\n\t\treturn jQuery.nodeName( elem, \"iframe\" ) ?\n\t\t\telem.contentDocument || elem.contentWindow.document :\n\t\t\tjQuery.merge( [], elem.childNodes );\n\t}\n}, function( name, fn ) {\n\tjQuery.fn[ name ] = function( until, selector ) {\n\t\tvar ret = jQuery.map( this, fn, until );\n\n\t\tif ( !runtil.test( name ) ) {\n\t\t\tselector = until;\n\t\t}\n\n\t\tif ( selector && typeof selector === \"string\" ) {\n\t\t\tret = jQuery.filter( selector, ret );\n\t\t}\n\n\t\tret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret;\n\n\t\tif ( this.length > 1 && rparentsprev.test( name ) ) {\n\t\t\tret = ret.reverse();\n\t\t}\n\n\t\treturn this.pushStack( ret, name, core_slice.call( arguments ).join(\",\") );\n\t};\n});\n\njQuery.extend({\n\tfilter: function( expr, elems, not ) {\n\t\tif ( not ) {\n\t\t\texpr = \":not(\" + expr + \")\";\n\t\t}\n\n\t\treturn elems.length === 1 ?\n\t\t\tjQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] :\n\t\t\tjQuery.find.matches(expr, elems);\n\t},\n\n\tdir: function( elem, dir, until ) {\n\t\tvar matched = [],\n\t\t\tcur = elem[ dir ];\n\n\t\twhile ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {\n\t\t\tif ( cur.nodeType === 1 ) {\n\t\t\t\tmatched.push( cur );\n\t\t\t}\n\t\t\tcur = cur[dir];\n\t\t}\n\t\treturn matched;\n\t},\n\n\tsibling: function( n, elem ) {\n\t\tvar r = [];\n\n\t\tfor ( ; n; n = n.nextSibling ) {\n\t\t\tif ( n.nodeType === 1 && n !== elem ) {\n\t\t\t\tr.push( n );\n\t\t\t}\n\t\t}\n\n\t\treturn r;\n\t}\n});\n\n// Implement the identical functionality for filter and not\nfunction winnow( elements, qualifier, keep ) {\n\n\t// Can't pass null or undefined to indexOf in Firefox 4\n\t// Set to 0 to skip string check\n\tqualifier = qualifier || 0;\n\n\tif ( jQuery.isFunction( qualifier ) ) {\n\t\treturn jQuery.grep(elements, function( elem, i ) {\n\t\t\tvar retVal = !!qualifier.call( elem, i, elem );\n\t\t\treturn retVal === keep;\n\t\t});\n\n\t} else if ( qualifier.nodeType ) {\n\t\treturn jQuery.grep(elements, function( elem, i ) {\n\t\t\treturn ( elem === qualifier ) === keep;\n\t\t});\n\n\t} else if ( typeof qualifier === \"string\" ) {\n\t\tvar filtered = jQuery.grep(elements, function( elem ) {\n\t\t\treturn elem.nodeType === 1;\n\t\t});\n\n\t\tif ( isSimple.test( qualifier ) ) {\n\t\t\treturn jQuery.filter(qualifier, filtered, !keep);\n\t\t} else {\n\t\t\tqualifier = jQuery.filter( qualifier, filtered );\n\t\t}\n\t}\n\n\treturn jQuery.grep(elements, function( elem, i ) {\n\t\treturn ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep;\n\t});\n}\nfunction createSafeFragment( document ) {\n\tvar list = nodeNames.split( \"|\" ),\n\tsafeFrag = document.createDocumentFragment();\n\n\tif ( safeFrag.createElement ) {\n\t\twhile ( list.length ) {\n\t\t\tsafeFrag.createElement(\n\t\t\t\tlist.pop()\n\t\t\t);\n\t\t}\n\t}\n\treturn safeFrag;\n}\n\nvar nodeNames = \"abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|\" +\n\t\t\"header|hgroup|mark|meter|nav|output|progress|section|summary|time|video\",\n\trinlinejQuery = / jQuery\\d+=\"(?:null|\\d+)\"/g,\n\trleadingWhitespace = /^\\s+/,\n\trxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\\w:]+)[^>]*)\\/>/gi,\n\trtagName = /<([\\w:]+)/,\n\trtbody = /<tbody/i,\n\trhtml = /<|&#?\\w+;/,\n\trnoInnerhtml = /<(?:script|style|link)/i,\n\trnocache = /<(?:script|object|embed|option|style)/i,\n\trnoshimcache = new RegExp(\"<(?:\" + nodeNames + \")[\\\\s/>]\", \"i\"),\n\trcheckableType = /^(?:checkbox|radio)$/,\n\t// checked=\"checked\" or checked\n\trchecked = /checked\\s*(?:[^=]|=\\s*.checked.)/i,\n\trscriptType = /\\/(java|ecma)script/i,\n\trcleanScript = /^\\s*<!(?:\\[CDATA\\[|\\-\\-)|[\\]\\-]{2}>\\s*$/g,\n\twrapMap = {\n\t\toption: [ 1, \"<select multiple='multiple'>\", \"</select>\" ],\n\t\tlegend: [ 1, \"<fieldset>\", \"</fieldset>\" ],\n\t\tthead: [ 1, \"<table>\", \"</table>\" ],\n\t\ttr: [ 2, \"<table><tbody>\", \"</tbody></table>\" ],\n\t\ttd: [ 3, \"<table><tbody><tr>\", \"</tr></tbody></table>\" ],\n\t\tcol: [ 2, \"<table><tbody></tbody><colgroup>\", \"</colgroup></table>\" ],\n\t\tarea: [ 1, \"<map>\", \"</map>\" ],\n\t\t_default: [ 0, \"\", \"\" ]\n\t},\n\tsafeFragment = createSafeFragment( document ),\n\tfragmentDiv = safeFragment.appendChild( document.createElement(\"div\") );\n\nwrapMap.optgroup = wrapMap.option;\nwrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;\nwrapMap.th = wrapMap.td;\n\n// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,\n// unless wrapped in a div with non-breaking characters in front of it.\nif ( !jQuery.support.htmlSerialize ) {\n\twrapMap._default = [ 1, \"X<div>\", \"</div>\" ];\n}\n\njQuery.fn.extend({\n\ttext: function( value ) {\n\t\treturn jQuery.access( this, function( value ) {\n\t\t\treturn value === undefined ?\n\t\t\t\tjQuery.text( this ) :\n\t\t\t\tthis.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );\n\t\t}, null, value, arguments.length );\n\t},\n\n\twrapAll: function( html ) {\n\t\tif ( jQuery.isFunction( html ) ) {\n\t\t\treturn this.each(function(i) {\n\t\t\t\tjQuery(this).wrapAll( html.call(this, i) );\n\t\t\t});\n\t\t}\n\n\t\tif ( this[0] ) {\n\t\t\t// The elements to wrap the target around\n\t\t\tvar wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);\n\n\t\t\tif ( this[0].parentNode ) {\n\t\t\t\twrap.insertBefore( this[0] );\n\t\t\t}\n\n\t\t\twrap.map(function() {\n\t\t\t\tvar elem = this;\n\n\t\t\t\twhile ( elem.firstChild && elem.firstChild.nodeType === 1 ) {\n\t\t\t\t\telem = elem.firstChild;\n\t\t\t\t}\n\n\t\t\t\treturn elem;\n\t\t\t}).append( this );\n\t\t}\n\n\t\treturn this;\n\t},\n\n\twrapInner: function( html ) {\n\t\tif ( jQuery.isFunction( html ) ) {\n\t\t\treturn this.each(function(i) {\n\t\t\t\tjQuery(this).wrapInner( html.call(this, i) );\n\t\t\t});\n\t\t}\n\n\t\treturn this.each(function() {\n\t\t\tvar self = jQuery( this ),\n\t\t\t\tcontents = self.contents();\n\n\t\t\tif ( contents.length ) {\n\t\t\t\tcontents.wrapAll( html );\n\n\t\t\t} else {\n\t\t\t\tself.append( html );\n\t\t\t}\n\t\t});\n\t},\n\n\twrap: function( html ) {\n\t\tvar isFunction = jQuery.isFunction( html );\n\n\t\treturn this.each(function(i) {\n\t\t\tjQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );\n\t\t});\n\t},\n\n\tunwrap: function() {\n\t\treturn this.parent().each(function() {\n\t\t\tif ( !jQuery.nodeName( this, \"body\" ) ) {\n\t\t\t\tjQuery( this ).replaceWith( this.childNodes );\n\t\t\t}\n\t\t}).end();\n\t},\n\n\tappend: function() {\n\t\treturn this.domManip(arguments, true, function( elem ) {\n\t\t\tif ( this.nodeType === 1 || this.nodeType === 11 ) {\n\t\t\t\tthis.appendChild( elem );\n\t\t\t}\n\t\t});\n\t},\n\n\tprepend: function() {\n\t\treturn this.domManip(arguments, true, function( elem ) {\n\t\t\tif ( this.nodeType === 1 || this.nodeType === 11 ) {\n\t\t\t\tthis.insertBefore( elem, this.firstChild );\n\t\t\t}\n\t\t});\n\t},\n\n\tbefore: function() {\n\t\tif ( !isDisconnected( this[0] ) ) {\n\t\t\treturn this.domManip(arguments, false, function( elem ) {\n\t\t\t\tthis.parentNode.insertBefore( elem, this );\n\t\t\t});\n\t\t}\n\n\t\tif ( arguments.length ) {\n\t\t\tvar set = jQuery.clean( arguments );\n\t\t\treturn this.pushStack( jQuery.merge( set, this ), \"before\", this.selector );\n\t\t}\n\t},\n\n\tafter: function() {\n\t\tif ( !isDisconnected( this[0] ) ) {\n\t\t\treturn this.domManip(arguments, false, function( elem ) {\n\t\t\t\tthis.parentNode.insertBefore( elem, this.nextSibling );\n\t\t\t});\n\t\t}\n\n\t\tif ( arguments.length ) {\n\t\t\tvar set = jQuery.clean( arguments );\n\t\t\treturn this.pushStack( jQuery.merge( this, set ), \"after\", this.selector );\n\t\t}\n\t},\n\n\t// keepData is for internal use only--do not document\n\tremove: function( selector, keepData ) {\n\t\tvar elem,\n\t\t\ti = 0;\n\n\t\tfor ( ; (elem = this[i]) != null; i++ ) {\n\t\t\tif ( !selector || jQuery.filter( selector, [ elem ] ).length ) {\n\t\t\t\tif ( !keepData && elem.nodeType === 1 ) {\n\t\t\t\t\tjQuery.cleanData( elem.getElementsByTagName(\"*\") );\n\t\t\t\t\tjQuery.cleanData( [ elem ] );\n\t\t\t\t}\n\n\t\t\t\tif ( elem.parentNode ) {\n\t\t\t\t\telem.parentNode.removeChild( elem );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn this;\n\t},\n\n\tempty: function() {\n\t\tvar elem,\n\t\t\ti = 0;\n\n\t\tfor ( ; (elem = this[i]) != null; i++ ) {\n\t\t\t// Remove element nodes and prevent memory leaks\n\t\t\tif ( elem.nodeType === 1 ) {\n\t\t\t\tjQuery.cleanData( elem.getElementsByTagName(\"*\") );\n\t\t\t}\n\n\t\t\t// Remove any remaining nodes\n\t\t\twhile ( elem.firstChild ) {\n\t\t\t\telem.removeChild( elem.firstChild );\n\t\t\t}\n\t\t}\n\n\t\treturn this;\n\t},\n\n\tclone: function( dataAndEvents, deepDataAndEvents ) {\n\t\tdataAndEvents = dataAndEvents == null ? false : dataAndEvents;\n\t\tdeepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;\n\n\t\treturn this.map( function () {\n\t\t\treturn jQuery.clone( this, dataAndEvents, deepDataAndEvents );\n\t\t});\n\t},\n\n\thtml: function( value ) {\n\t\treturn jQuery.access( this, function( value ) {\n\t\t\tvar elem = this[0] || {},\n\t\t\t\ti = 0,\n\t\t\t\tl = this.length;\n\n\t\t\tif ( value === undefined ) {\n\t\t\t\treturn elem.nodeType === 1 ?\n\t\t\t\t\telem.innerHTML.replace( rinlinejQuery, \"\" ) :\n\t\t\t\t\tundefined;\n\t\t\t}\n\n\t\t\t// See if we can take a shortcut and just use innerHTML\n\t\t\tif ( typeof value === \"string\" && !rnoInnerhtml.test( value ) &&\n\t\t\t\t( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&\n\t\t\t\t( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&\n\t\t\t\t!wrapMap[ ( rtagName.exec( value ) || [\"\", \"\"] )[1].toLowerCase() ] ) {\n\n\t\t\t\tvalue = value.replace( rxhtmlTag, \"<$1></$2>\" );\n\n\t\t\t\ttry {\n\t\t\t\t\tfor (; i < l; i++ ) {\n\t\t\t\t\t\t// Remove element nodes and prevent memory leaks\n\t\t\t\t\t\telem = this[i] || {};\n\t\t\t\t\t\tif ( elem.nodeType === 1 ) {\n\t\t\t\t\t\t\tjQuery.cleanData( elem.getElementsByTagName( \"*\" ) );\n\t\t\t\t\t\t\telem.innerHTML = value;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\telem = 0;\n\n\t\t\t\t// If using innerHTML throws an exception, use the fallback method\n\t\t\t\t} catch(e) {}\n\t\t\t}\n\n\t\t\tif ( elem ) {\n\t\t\t\tthis.empty().append( value );\n\t\t\t}\n\t\t}, null, value, arguments.length );\n\t},\n\n\treplaceWith: function( value ) {\n\t\tif ( !isDisconnected( this[0] ) ) {\n\t\t\t// Make sure that the elements are removed from the DOM before they are inserted\n\t\t\t// this can help fix replacing a parent with child elements\n\t\t\tif ( jQuery.isFunction( value ) ) {\n\t\t\t\treturn this.each(function(i) {\n\t\t\t\t\tvar self = jQuery(this), old = self.html();\n\t\t\t\t\tself.replaceWith( value.call( this, i, old ) );\n\t\t\t\t});\n\t\t\t}\n\n\t\t\tif ( typeof value !== \"string\" ) {\n\t\t\t\tvalue = jQuery( value ).detach();\n\t\t\t}\n\n\t\t\treturn this.each(function() {\n\t\t\t\tvar next = this.nextSibling,\n\t\t\t\t\tparent = this.parentNode;\n\n\t\t\t\tjQuery( this ).remove();\n\n\t\t\t\tif ( next ) {\n\t\t\t\t\tjQuery(next).before( value );\n\t\t\t\t} else {\n\t\t\t\t\tjQuery(parent).append( value );\n\t\t\t\t}\n\t\t\t});\n\t\t}\n\n\t\treturn this.length ?\n\t\t\tthis.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), \"replaceWith\", value ) :\n\t\t\tthis;\n\t},\n\n\tdetach: function( selector ) {\n\t\treturn this.remove( selector, true );\n\t},\n\n\tdomManip: function( args, table, callback ) {\n\n\t\t// Flatten any nested arrays\n\t\targs = [].concat.apply( [], args );\n\n\t\tvar results, first, fragment, iNoClone,\n\t\t\ti = 0,\n\t\t\tvalue = args[0],\n\t\t\tscripts = [],\n\t\t\tl = this.length;\n\n\t\t// We can't cloneNode fragments that contain checked, in WebKit\n\t\tif ( !jQuery.support.checkClone && l > 1 && typeof value === \"string\" && rchecked.test( value ) ) {\n\t\t\treturn this.each(function() {\n\t\t\t\tjQuery(this).domManip( args, table, callback );\n\t\t\t});\n\t\t}\n\n\t\tif ( jQuery.isFunction(value) ) {\n\t\t\treturn this.each(function(i) {\n\t\t\t\tvar self = jQuery(this);\n\t\t\t\targs[0] = value.call( this, i, table ? self.html() : undefined );\n\t\t\t\tself.domManip( args, table, callback );\n\t\t\t});\n\t\t}\n\n\t\tif ( this[0] ) {\n\t\t\tresults = jQuery.buildFragment( args, this, scripts );\n\t\t\tfragment = results.fragment;\n\t\t\tfirst = fragment.firstChild;\n\n\t\t\tif ( fragment.childNodes.length === 1 ) {\n\t\t\t\tfragment = first;\n\t\t\t}\n\n\t\t\tif ( first ) {\n\t\t\t\ttable = table && jQuery.nodeName( first, \"tr\" );\n\n\t\t\t\t// Use the original fragment for the last item instead of the first because it can end up\n\t\t\t\t// being emptied incorrectly in certain situations (#8070).\n\t\t\t\t// Fragments from the fragment cache must always be cloned and never used in place.\n\t\t\t\tfor ( iNoClone = results.cacheable || l - 1; i < l; i++ ) {\n\t\t\t\t\tcallback.call(\n\t\t\t\t\t\ttable && jQuery.nodeName( this[i], \"table\" ) ?\n\t\t\t\t\t\t\tfindOrAppend( this[i], \"tbody\" ) :\n\t\t\t\t\t\t\tthis[i],\n\t\t\t\t\t\ti === iNoClone ?\n\t\t\t\t\t\t\tfragment :\n\t\t\t\t\t\t\tjQuery.clone( fragment, true, true )\n\t\t\t\t\t);\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Fix #11809: Avoid leaking memory\n\t\t\tfragment = first = null;\n\n\t\t\tif ( scripts.length ) {\n\t\t\t\tjQuery.each( scripts, function( i, elem ) {\n\t\t\t\t\tif ( elem.src ) {\n\t\t\t\t\t\tif ( jQuery.ajax ) {\n\t\t\t\t\t\t\tjQuery.ajax({\n\t\t\t\t\t\t\t\turl: elem.src,\n\t\t\t\t\t\t\t\ttype: \"GET\",\n\t\t\t\t\t\t\t\tdataType: \"script\",\n\t\t\t\t\t\t\t\tasync: false,\n\t\t\t\t\t\t\t\tglobal: false,\n\t\t\t\t\t\t\t\t\"throws\": true\n\t\t\t\t\t\t\t});\n\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\tjQuery.error(\"no ajax\");\n\t\t\t\t\t\t}\n\t\t\t\t\t} else {\n\t\t\t\t\t\tjQuery.globalEval( ( elem.text || elem.textContent || elem.innerHTML || \"\" ).replace( rcleanScript, \"\" ) );\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( elem.parentNode ) {\n\t\t\t\t\t\telem.parentNode.removeChild( elem );\n\t\t\t\t\t}\n\t\t\t\t});\n\t\t\t}\n\t\t}\n\n\t\treturn this;\n\t}\n});\n\nfunction findOrAppend( elem, tag ) {\n\treturn elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) );\n}\n\nfunction cloneCopyEvent( src, dest ) {\n\n\tif ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {\n\t\treturn;\n\t}\n\n\tvar type, i, l,\n\t\toldData = jQuery._data( src ),\n\t\tcurData = jQuery._data( dest, oldData ),\n\t\tevents = oldData.events;\n\n\tif ( events ) {\n\t\tdelete curData.handle;\n\t\tcurData.events = {};\n\n\t\tfor ( type in events ) {\n\t\t\tfor ( i = 0, l = events[ type ].length; i < l; i++ ) {\n\t\t\t\tjQuery.event.add( dest, type, events[ type ][ i ] );\n\t\t\t}\n\t\t}\n\t}\n\n\t// make the cloned public data object a copy from the original\n\tif ( curData.data ) {\n\t\tcurData.data = jQuery.extend( {}, curData.data );\n\t}\n}\n\nfunction cloneFixAttributes( src, dest ) {\n\tvar nodeName;\n\n\t// We do not need to do anything for non-Elements\n\tif ( dest.nodeType !== 1 ) {\n\t\treturn;\n\t}\n\n\t// clearAttributes removes the attributes, which we don't want,\n\t// but also removes the attachEvent events, which we *do* want\n\tif ( dest.clearAttributes ) {\n\t\tdest.clearAttributes();\n\t}\n\n\t// mergeAttributes, in contrast, only merges back on the\n\t// original attributes, not the events\n\tif ( dest.mergeAttributes ) {\n\t\tdest.mergeAttributes( src );\n\t}\n\n\tnodeName = dest.nodeName.toLowerCase();\n\n\tif ( nodeName === \"object\" ) {\n\t\t// IE6-10 improperly clones children of object elements using classid.\n\t\t// IE10 throws NoModificationAllowedError if parent is null, #12132.\n\t\tif ( dest.parentNode ) {\n\t\t\tdest.outerHTML = src.outerHTML;\n\t\t}\n\n\t\t// This path appears unavoidable for IE9. When cloning an object\n\t\t// element in IE9, the outerHTML strategy above is not sufficient.\n\t\t// If the src has innerHTML and the destination does not,\n\t\t// copy the src.innerHTML into the dest.innerHTML. #10324\n\t\tif ( jQuery.support.html5Clone && (src.innerHTML && !jQuery.trim(dest.innerHTML)) ) {\n\t\t\tdest.innerHTML = src.innerHTML;\n\t\t}\n\n\t} else if ( nodeName === \"input\" && rcheckableType.test( src.type ) ) {\n\t\t// IE6-8 fails to persist the checked state of a cloned checkbox\n\t\t// or radio button. Worse, IE6-7 fail to give the cloned element\n\t\t// a checked appearance if the defaultChecked value isn't also set\n\n\t\tdest.defaultChecked = dest.checked = src.checked;\n\n\t\t// IE6-7 get confused and end up setting the value of a cloned\n\t\t// checkbox/radio button to an empty string instead of \"on\"\n\t\tif ( dest.value !== src.value ) {\n\t\t\tdest.value = src.value;\n\t\t}\n\n\t// IE6-8 fails to return the selected option to the default selected\n\t// state when cloning options\n\t} else if ( nodeName === \"option\" ) {\n\t\tdest.selected = src.defaultSelected;\n\n\t// IE6-8 fails to set the defaultValue to the correct value when\n\t// cloning other types of input fields\n\t} else if ( nodeName === \"input\" || nodeName === \"textarea\" ) {\n\t\tdest.defaultValue = src.defaultValue;\n\n\t// IE blanks contents when cloning scripts\n\t} else if ( nodeName === \"script\" && dest.text !== src.text ) {\n\t\tdest.text = src.text;\n\t}\n\n\t// Event data gets referenced instead of copied if the expando\n\t// gets copied too\n\tdest.removeAttribute( jQuery.expando );\n}\n\njQuery.buildFragment = function( args, context, scripts ) {\n\tvar fragment, cacheable, cachehit,\n\t\tfirst = args[ 0 ];\n\n\t// Set context from what may come in as undefined or a jQuery collection or a node\n\t// Updated to fix #12266 where accessing context[0] could throw an exception in IE9/10 &\n\t// also doubles as fix for #8950 where plain objects caused createDocumentFragment exception\n\tcontext = context || document;\n\tcontext = !context.nodeType && context[0] || context;\n\tcontext = context.ownerDocument || context;\n\n\t// Only cache \"small\" (1/2 KB) HTML strings that are associated with the main document\n\t// Cloning options loses the selected state, so don't cache them\n\t// IE 6 doesn't like it when you put <object> or <embed> elements in a fragment\n\t// Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache\n\t// Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501\n\tif ( args.length === 1 && typeof first === \"string\" && first.length < 512 && context === document &&\n\t\tfirst.charAt(0) === \"<\" && !rnocache.test( first ) &&\n\t\t(jQuery.support.checkClone || !rchecked.test( first )) &&\n\t\t(jQuery.support.html5Clone || !rnoshimcache.test( first )) ) {\n\n\t\t// Mark cacheable and look for a hit\n\t\tcacheable = true;\n\t\tfragment = jQuery.fragments[ first ];\n\t\tcachehit = fragment !== undefined;\n\t}\n\n\tif ( !fragment ) {\n\t\tfragment = context.createDocumentFragment();\n\t\tjQuery.clean( args, context, fragment, scripts );\n\n\t\t// Update the cache, but only store false\n\t\t// unless this is a second parsing of the same content\n\t\tif ( cacheable ) {\n\t\t\tjQuery.fragments[ first ] = cachehit && fragment;\n\t\t}\n\t}\n\n\treturn { fragment: fragment, cacheable: cacheable };\n};\n\njQuery.fragments = {};\n\njQuery.each({\n\tappendTo: \"append\",\n\tprependTo: \"prepend\",\n\tinsertBefore: \"before\",\n\tinsertAfter: \"after\",\n\treplaceAll: \"replaceWith\"\n}, function( name, original ) {\n\tjQuery.fn[ name ] = function( selector ) {\n\t\tvar elems,\n\t\t\ti = 0,\n\t\t\tret = [],\n\t\t\tinsert = jQuery( selector ),\n\t\t\tl = insert.length,\n\t\t\tparent = this.length === 1 && this[0].parentNode;\n\n\t\tif ( (parent == null || parent && parent.nodeType === 11 && parent.childNodes.length === 1) && l === 1 ) {\n\t\t\tinsert[ original ]( this[0] );\n\t\t\treturn this;\n\t\t} else {\n\t\t\tfor ( ; i < l; i++ ) {\n\t\t\t\telems = ( i > 0 ? this.clone(true) : this ).get();\n\t\t\t\tjQuery( insert[i] )[ original ]( elems );\n\t\t\t\tret = ret.concat( elems );\n\t\t\t}\n\n\t\t\treturn this.pushStack( ret, name, insert.selector );\n\t\t}\n\t};\n});\n\nfunction getAll( elem ) {\n\tif ( typeof elem.getElementsByTagName !== \"undefined\" ) {\n\t\treturn elem.getElementsByTagName( \"*\" );\n\n\t} else if ( typeof elem.querySelectorAll !== \"undefined\" ) {\n\t\treturn elem.querySelectorAll( \"*\" );\n\n\t} else {\n\t\treturn [];\n\t}\n}\n\n// Used in clean, fixes the defaultChecked property\nfunction fixDefaultChecked( elem ) {\n\tif ( rcheckableType.test( elem.type ) ) {\n\t\telem.defaultChecked = elem.checked;\n\t}\n}\n\njQuery.extend({\n\tclone: function( elem, dataAndEvents, deepDataAndEvents ) {\n\t\tvar srcElements,\n\t\t\tdestElements,\n\t\t\ti,\n\t\t\tclone;\n\n\t\tif ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( \"<\" + elem.nodeName + \">\" ) ) {\n\t\t\tclone = elem.cloneNode( true );\n\n\t\t// IE<=8 does not properly clone detached, unknown element nodes\n\t\t} else {\n\t\t\tfragmentDiv.innerHTML = elem.outerHTML;\n\t\t\tfragmentDiv.removeChild( clone = fragmentDiv.firstChild );\n\t\t}\n\n\t\tif ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&\n\t\t\t\t(elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {\n\t\t\t// IE copies events bound via attachEvent when using cloneNode.\n\t\t\t// Calling detachEvent on the clone will also remove the events\n\t\t\t// from the original. In order to get around this, we use some\n\t\t\t// proprietary methods to clear the events. Thanks to MooTools\n\t\t\t// guys for this hotness.\n\n\t\t\tcloneFixAttributes( elem, clone );\n\n\t\t\t// Using Sizzle here is crazy slow, so we use getElementsByTagName instead\n\t\t\tsrcElements = getAll( elem );\n\t\t\tdestElements = getAll( clone );\n\n\t\t\t// Weird iteration because IE will replace the length property\n\t\t\t// with an element if you are cloning the body and one of the\n\t\t\t// elements on the page has a name or id of \"length\"\n\t\t\tfor ( i = 0; srcElements[i]; ++i ) {\n\t\t\t\t// Ensure that the destination node is not null; Fixes #9587\n\t\t\t\tif ( destElements[i] ) {\n\t\t\t\t\tcloneFixAttributes( srcElements[i], destElements[i] );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Copy the events from the original to the clone\n\t\tif ( dataAndEvents ) {\n\t\t\tcloneCopyEvent( elem, clone );\n\n\t\t\tif ( deepDataAndEvents ) {\n\t\t\t\tsrcElements = getAll( elem );\n\t\t\t\tdestElements = getAll( clone );\n\n\t\t\t\tfor ( i = 0; srcElements[i]; ++i ) {\n\t\t\t\t\tcloneCopyEvent( srcElements[i], destElements[i] );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tsrcElements = destElements = null;\n\n\t\t// Return the cloned set\n\t\treturn clone;\n\t},\n\n\tclean: function( elems, context, fragment, scripts ) {\n\t\tvar i, j, elem, tag, wrap, depth, div, hasBody, tbody, len, handleScript, jsTags,\n\t\t\tsafe = context === document && safeFragment,\n\t\t\tret = [];\n\n\t\t// Ensure that context is a document\n\t\tif ( !context || typeof context.createDocumentFragment === \"undefined\" ) {\n\t\t\tcontext = document;\n\t\t}\n\n\t\t// Use the already-created safe fragment if context permits\n\t\tfor ( i = 0; (elem = elems[i]) != null; i++ ) {\n\t\t\tif ( typeof elem === \"number\" ) {\n\t\t\t\telem += \"\";\n\t\t\t}\n\n\t\t\tif ( !elem ) {\n\t\t\t\tcontinue;\n\t\t\t}\n\n\t\t\t// Convert html string into DOM nodes\n\t\t\tif ( typeof elem === \"string\" ) {\n\t\t\t\tif ( !rhtml.test( elem ) ) {\n\t\t\t\t\telem = context.createTextNode( elem );\n\t\t\t\t} else {\n\t\t\t\t\t// Ensure a safe container in which to render the html\n\t\t\t\t\tsafe = safe || createSafeFragment( context );\n\t\t\t\t\tdiv = context.createElement(\"div\");\n\t\t\t\t\tsafe.appendChild( div );\n\n\t\t\t\t\t// Fix \"XHTML\"-style tags in all browsers\n\t\t\t\t\telem = elem.replace(rxhtmlTag, \"<$1></$2>\");\n\n\t\t\t\t\t// Go to html and back, then peel off extra wrappers\n\t\t\t\t\ttag = ( rtagName.exec( elem ) || [\"\", \"\"] )[1].toLowerCase();\n\t\t\t\t\twrap = wrapMap[ tag ] || wrapMap._default;\n\t\t\t\t\tdepth = wrap[0];\n\t\t\t\t\tdiv.innerHTML = wrap[1] + elem + wrap[2];\n\n\t\t\t\t\t// Move to the right depth\n\t\t\t\t\twhile ( depth-- ) {\n\t\t\t\t\t\tdiv = div.lastChild;\n\t\t\t\t\t}\n\n\t\t\t\t\t// Remove IE's autoinserted <tbody> from table fragments\n\t\t\t\t\tif ( !jQuery.support.tbody ) {\n\n\t\t\t\t\t\t// String was a <table>, *may* have spurious <tbody>\n\t\t\t\t\t\thasBody = rtbody.test(elem);\n\t\t\t\t\t\t\ttbody = tag === \"table\" && !hasBody ?\n\t\t\t\t\t\t\t\tdiv.firstChild && div.firstChild.childNodes :\n\n\t\t\t\t\t\t\t\t// String was a bare <thead> or <tfoot>\n\t\t\t\t\t\t\t\twrap[1] === \"<table>\" && !hasBody ?\n\t\t\t\t\t\t\t\t\tdiv.childNodes :\n\t\t\t\t\t\t\t\t\t[];\n\n\t\t\t\t\t\tfor ( j = tbody.length - 1; j >= 0 ; --j ) {\n\t\t\t\t\t\t\tif ( jQuery.nodeName( tbody[ j ], \"tbody\" ) && !tbody[ j ].childNodes.length ) {\n\t\t\t\t\t\t\t\ttbody[ j ].parentNode.removeChild( tbody[ j ] );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\t// IE completely kills leading whitespace when innerHTML is used\n\t\t\t\t\tif ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {\n\t\t\t\t\t\tdiv.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild );\n\t\t\t\t\t}\n\n\t\t\t\t\telem = div.childNodes;\n\n\t\t\t\t\t// Take out of fragment container (we need a fresh div each time)\n\t\t\t\t\tdiv.parentNode.removeChild( div );\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif ( elem.nodeType ) {\n\t\t\t\tret.push( elem );\n\t\t\t} else {\n\t\t\t\tjQuery.merge( ret, elem );\n\t\t\t}\n\t\t}\n\n\t\t// Fix #11356: Clear elements from safeFragment\n\t\tif ( div ) {\n\t\t\telem = div = safe = null;\n\t\t}\n\n\t\t// Reset defaultChecked for any radios and checkboxes\n\t\t// about to be appended to the DOM in IE 6/7 (#8060)\n\t\tif ( !jQuery.support.appendChecked ) {\n\t\t\tfor ( i = 0; (elem = ret[i]) != null; i++ ) {\n\t\t\t\tif ( jQuery.nodeName( elem, \"input\" ) ) {\n\t\t\t\t\tfixDefaultChecked( elem );\n\t\t\t\t} else if ( typeof elem.getElementsByTagName !== \"undefined\" ) {\n\t\t\t\t\tjQuery.grep( elem.getElementsByTagName(\"input\"), fixDefaultChecked );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Append elements to a provided document fragment\n\t\tif ( fragment ) {\n\t\t\t// Special handling of each script element\n\t\t\thandleScript = function( elem ) {\n\t\t\t\t// Check if we consider it executable\n\t\t\t\tif ( !elem.type || rscriptType.test( elem.type ) ) {\n\t\t\t\t\t// Detach the script and store it in the scripts array (if provided) or the fragment\n\t\t\t\t\t// Return truthy to indicate that it has been handled\n\t\t\t\t\treturn scripts ?\n\t\t\t\t\t\tscripts.push( elem.parentNode ? elem.parentNode.removeChild( elem ) : elem ) :\n\t\t\t\t\t\tfragment.appendChild( elem );\n\t\t\t\t}\n\t\t\t};\n\n\t\t\tfor ( i = 0; (elem = ret[i]) != null; i++ ) {\n\t\t\t\t// Check if we're done after handling an executable script\n\t\t\t\tif ( !( jQuery.nodeName( elem, \"script\" ) && handleScript( elem ) ) ) {\n\t\t\t\t\t// Append to fragment and handle embedded scripts\n\t\t\t\t\tfragment.appendChild( elem );\n\t\t\t\t\tif ( typeof elem.getElementsByTagName !== \"undefined\" ) {\n\t\t\t\t\t\t// handleScript alters the DOM, so use jQuery.merge to ensure snapshot iteration\n\t\t\t\t\t\tjsTags = jQuery.grep( jQuery.merge( [], elem.getElementsByTagName(\"script\") ), handleScript );\n\n\t\t\t\t\t\t// Splice the scripts into ret after their former ancestor and advance our index beyond them\n\t\t\t\t\t\tret.splice.apply( ret, [i + 1, 0].concat( jsTags ) );\n\t\t\t\t\t\ti += jsTags.length;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn ret;\n\t},\n\n\tcleanData: function( elems, /* internal */ acceptData ) {\n\t\tvar data, id, elem, type,\n\t\t\ti = 0,\n\t\t\tinternalKey = jQuery.expando,\n\t\t\tcache = jQuery.cache,\n\t\t\tdeleteExpando = jQuery.support.deleteExpando,\n\t\t\tspecial = jQuery.event.special;\n\n\t\tfor ( ; (elem = elems[i]) != null; i++ ) {\n\n\t\t\tif ( acceptData || jQuery.acceptData( elem ) ) {\n\n\t\t\t\tid = elem[ internalKey ];\n\t\t\t\tdata = id && cache[ id ];\n\n\t\t\t\tif ( data ) {\n\t\t\t\t\tif ( data.events ) {\n\t\t\t\t\t\tfor ( type in data.events ) {\n\t\t\t\t\t\t\tif ( special[ type ] ) {\n\t\t\t\t\t\t\t\tjQuery.event.remove( elem, type );\n\n\t\t\t\t\t\t\t// This is a shortcut to avoid jQuery.event.remove's overhead\n\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\tjQuery.removeEvent( elem, type, data.handle );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\t// Remove cache only if it was not already removed by jQuery.event.remove\n\t\t\t\t\tif ( cache[ id ] ) {\n\n\t\t\t\t\t\tdelete cache[ id ];\n\n\t\t\t\t\t\t// IE does not allow us to delete expando properties from nodes,\n\t\t\t\t\t\t// nor does it have a removeAttribute function on Document nodes;\n\t\t\t\t\t\t// we must handle all of these cases\n\t\t\t\t\t\tif ( deleteExpando ) {\n\t\t\t\t\t\t\tdelete elem[ internalKey ];\n\n\t\t\t\t\t\t} else if ( elem.removeAttribute ) {\n\t\t\t\t\t\t\telem.removeAttribute( internalKey );\n\n\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\telem[ internalKey ] = null;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tjQuery.deletedIds.push( id );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n});\n// Limit scope pollution from any deprecated API\n(function() {\n\nvar matched, browser;\n\n// Use of jQuery.browser is frowned upon.\n// More details: http://api.jquery.com/jQuery.browser\n// jQuery.uaMatch maintained for back-compat\njQuery.uaMatch = function( ua ) {\n\tua = ua.toLowerCase();\n\n\tvar match = /(chrome)[ \\/]([\\w.]+)/.exec( ua ) ||\n\t\t/(webkit)[ \\/]([\\w.]+)/.exec( ua ) ||\n\t\t/(opera)(?:.*version|)[ \\/]([\\w.]+)/.exec( ua ) ||\n\t\t/(msie) ([\\w.]+)/.exec( ua ) ||\n\t\tua.indexOf(\"compatible\") < 0 && /(mozilla)(?:.*? rv:([\\w.]+)|)/.exec( ua ) ||\n\t\t[];\n\n\treturn {\n\t\tbrowser: match[ 1 ] || \"\",\n\t\tversion: match[ 2 ] || \"0\"\n\t};\n};\n\nmatched = jQuery.uaMatch( navigator.userAgent );\nbrowser = {};\n\nif ( matched.browser ) {\n\tbrowser[ matched.browser ] = true;\n\tbrowser.version = matched.version;\n}\n\n// Chrome is Webkit, but Webkit is also Safari.\nif ( browser.chrome ) {\n\tbrowser.webkit = true;\n} else if ( browser.webkit ) {\n\tbrowser.safari = true;\n}\n\njQuery.browser = browser;\n\njQuery.sub = function() {\n\tfunction jQuerySub( selector, context ) {\n\t\treturn new jQuerySub.fn.init( selector, context );\n\t}\n\tjQuery.extend( true, jQuerySub, this );\n\tjQuerySub.superclass = this;\n\tjQuerySub.fn = jQuerySub.prototype = this();\n\tjQuerySub.fn.constructor = jQuerySub;\n\tjQuerySub.sub = this.sub;\n\tjQuerySub.fn.init = function init( selector, context ) {\n\t\tif ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) {\n\t\t\tcontext = jQuerySub( context );\n\t\t}\n\n\t\treturn jQuery.fn.init.call( this, selector, context, rootjQuerySub );\n\t};\n\tjQuerySub.fn.init.prototype = jQuerySub.fn;\n\tvar rootjQuerySub = jQuerySub(document);\n\treturn jQuerySub;\n};\n\n})();\nvar curCSS, iframe, iframeDoc,\n\tralpha = /alpha\\([^)]*\\)/i,\n\tropacity = /opacity=([^)]*)/,\n\trposition = /^(top|right|bottom|left)$/,\n\t// swappable if display is none or starts with table except \"table\", \"table-cell\", or \"table-caption\"\n\t// see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display\n\trdisplayswap = /^(none|table(?!-c[ea]).+)/,\n\trmargin = /^margin/,\n\trnumsplit = new RegExp( \"^(\" + core_pnum + \")(.*)$\", \"i\" ),\n\trnumnonpx = new RegExp( \"^(\" + core_pnum + \")(?!px)[a-z%]+$\", \"i\" ),\n\trrelNum = new RegExp( \"^([-+])=(\" + core_pnum + \")\", \"i\" ),\n\telemdisplay = {},\n\n\tcssShow = { position: \"absolute\", visibility: \"hidden\", display: \"block\" },\n\tcssNormalTransform = {\n\t\tletterSpacing: 0,\n\t\tfontWeight: 400\n\t},\n\n\tcssExpand = [ \"Top\", \"Right\", \"Bottom\", \"Left\" ],\n\tcssPrefixes = [ \"Webkit\", \"O\", \"Moz\", \"ms\" ],\n\n\teventsToggle = jQuery.fn.toggle;\n\n// return a css property mapped to a potentially vendor prefixed property\nfunction vendorPropName( style, name ) {\n\n\t// shortcut for names that are not vendor prefixed\n\tif ( name in style ) {\n\t\treturn name;\n\t}\n\n\t// check for vendor prefixed names\n\tvar capName = name.charAt(0).toUpperCase() + name.slice(1),\n\t\torigName = name,\n\t\ti = cssPrefixes.length;\n\n\twhile ( i-- ) {\n\t\tname = cssPrefixes[ i ] + capName;\n\t\tif ( name in style ) {\n\t\t\treturn name;\n\t\t}\n\t}\n\n\treturn origName;\n}\n\nfunction isHidden( elem, el ) {\n\telem = el || elem;\n\treturn jQuery.css( elem, \"display\" ) === \"none\" || !jQuery.contains( elem.ownerDocument, elem );\n}\n\nfunction showHide( elements, show ) {\n\tvar elem, display,\n\t\tvalues = [],\n\t\tindex = 0,\n\t\tlength = elements.length;\n\n\tfor ( ; index < length; index++ ) {\n\t\telem = elements[ index ];\n\t\tif ( !elem.style ) {\n\t\t\tcontinue;\n\t\t}\n\t\tvalues[ index ] = jQuery._data( elem, \"olddisplay\" );\n\t\tif ( show ) {\n\t\t\t// Reset the inline display of this element to learn if it is\n\t\t\t// being hidden by cascaded rules or not\n\t\t\tif ( !values[ index ] && elem.style.display === \"none\" ) {\n\t\t\t\telem.style.display = \"\";\n\t\t\t}\n\n\t\t\t// Set elements which have been overridden with display: none\n\t\t\t// in a stylesheet to whatever the default browser style is\n\t\t\t// for such an element\n\t\t\tif ( elem.style.display === \"\" && isHidden( elem ) ) {\n\t\t\t\tvalues[ index ] = jQuery._data( elem, \"olddisplay\", css_defaultDisplay(elem.nodeName) );\n\t\t\t}\n\t\t} else {\n\t\t\tdisplay = curCSS( elem, \"display\" );\n\n\t\t\tif ( !values[ index ] && display !== \"none\" ) {\n\t\t\t\tjQuery._data( elem, \"olddisplay\", display );\n\t\t\t}\n\t\t}\n\t}\n\n\t// Set the display of most of the elements in a second loop\n\t// to avoid the constant reflow\n\tfor ( index = 0; index < length; index++ ) {\n\t\telem = elements[ index ];\n\t\tif ( !elem.style ) {\n\t\t\tcontinue;\n\t\t}\n\t\tif ( !show || elem.style.display === \"none\" || elem.style.display === \"\" ) {\n\t\t\telem.style.display = show ? values[ index ] || \"\" : \"none\";\n\t\t}\n\t}\n\n\treturn elements;\n}\n\njQuery.fn.extend({\n\tcss: function( name, value ) {\n\t\treturn jQuery.access( this, function( elem, name, value ) {\n\t\t\treturn value !== undefined ?\n\t\t\t\tjQuery.style( elem, name, value ) :\n\t\t\t\tjQuery.css( elem, name );\n\t\t}, name, value, arguments.length > 1 );\n\t},\n\tshow: function() {\n\t\treturn showHide( this, true );\n\t},\n\thide: function() {\n\t\treturn showHide( this );\n\t},\n\ttoggle: function( state, fn2 ) {\n\t\tvar bool = typeof state === \"boolean\";\n\n\t\tif ( jQuery.isFunction( state ) && jQuery.isFunction( fn2 ) ) {\n\t\t\treturn eventsToggle.apply( this, arguments );\n\t\t}\n\n\t\treturn this.each(function() {\n\t\t\tif ( bool ? state : isHidden( this ) ) {\n\t\t\t\tjQuery( this ).show();\n\t\t\t} else {\n\t\t\t\tjQuery( this ).hide();\n\t\t\t}\n\t\t});\n\t}\n});\n\njQuery.extend({\n\t// Add in style property hooks for overriding the default\n\t// behavior of getting and setting a style property\n\tcssHooks: {\n\t\topacity: {\n\t\t\tget: function( elem, computed ) {\n\t\t\t\tif ( computed ) {\n\t\t\t\t\t// We should always get a number back from opacity\n\t\t\t\t\tvar ret = curCSS( elem, \"opacity\" );\n\t\t\t\t\treturn ret === \"\" ? \"1\" : ret;\n\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t},\n\n\t// Exclude the following css properties to add px\n\tcssNumber: {\n\t\t\"fillOpacity\": true,\n\t\t\"fontWeight\": true,\n\t\t\"lineHeight\": true,\n\t\t\"opacity\": true,\n\t\t\"orphans\": true,\n\t\t\"widows\": true,\n\t\t\"zIndex\": true,\n\t\t\"zoom\": true\n\t},\n\n\t// Add in properties whose names you wish to fix before\n\t// setting or getting the value\n\tcssProps: {\n\t\t// normalize float css property\n\t\t\"float\": jQuery.support.cssFloat ? \"cssFloat\" : \"styleFloat\"\n\t},\n\n\t// Get and set the style property on a DOM Node\n\tstyle: function( elem, name, value, extra ) {\n\t\t// Don't set styles on text and comment nodes\n\t\tif ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {\n\t\t\treturn;\n\t\t}\n\n\t\t// Make sure that we're working with the right name\n\t\tvar ret, type, hooks,\n\t\t\torigName = jQuery.camelCase( name ),\n\t\t\tstyle = elem.style;\n\n\t\tname = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );\n\n\t\t// gets hook for the prefixed version\n\t\t// followed by the unprefixed version\n\t\thooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];\n\n\t\t// Check if we're setting a value\n\t\tif ( value !== undefined ) {\n\t\t\ttype = typeof value;\n\n\t\t\t// convert relative number strings (+= or -=) to relative numbers. #7345\n\t\t\tif ( type === \"string\" && (ret = rrelNum.exec( value )) ) {\n\t\t\t\tvalue = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );\n\t\t\t\t// Fixes bug #9237\n\t\t\t\ttype = \"number\";\n\t\t\t}\n\n\t\t\t// Make sure that NaN and null values aren't set. See: #7116\n\t\t\tif ( value == null || type === \"number\" && isNaN( value ) ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t// If a number was passed in, add 'px' to the (except for certain CSS properties)\n\t\t\tif ( type === \"number\" && !jQuery.cssNumber[ origName ] ) {\n\t\t\t\tvalue += \"px\";\n\t\t\t}\n\n\t\t\t// If a hook was provided, use that value, otherwise just set the specified value\n\t\t\tif ( !hooks || !(\"set\" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {\n\t\t\t\t// Wrapped to prevent IE from throwing errors when 'invalid' values are provided\n\t\t\t\t// Fixes bug #5509\n\t\t\t\ttry {\n\t\t\t\t\tstyle[ name ] = value;\n\t\t\t\t} catch(e) {}\n\t\t\t}\n\n\t\t} else {\n\t\t\t// If a hook was provided get the non-computed value from there\n\t\t\tif ( hooks && \"get\" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {\n\t\t\t\treturn ret;\n\t\t\t}\n\n\t\t\t// Otherwise just get the value from the style object\n\t\t\treturn style[ name ];\n\t\t}\n\t},\n\n\tcss: function( elem, name, numeric, extra ) {\n\t\tvar val, num, hooks,\n\t\t\torigName = jQuery.camelCase( name );\n\n\t\t// Make sure that we're working with the right name\n\t\tname = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );\n\n\t\t// gets hook for the prefixed version\n\t\t// followed by the unprefixed version\n\t\thooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];\n\n\t\t// If a hook was provided get the computed value from there\n\t\tif ( hooks && \"get\" in hooks ) {\n\t\t\tval = hooks.get( elem, true, extra );\n\t\t}\n\n\t\t// Otherwise, if a way to get the computed value exists, use that\n\t\tif ( val === undefined ) {\n\t\t\tval = curCSS( elem, name );\n\t\t}\n\n\t\t//convert \"normal\" to computed value\n\t\tif ( val === \"normal\" && name in cssNormalTransform ) {\n\t\t\tval = cssNormalTransform[ name ];\n\t\t}\n\n\t\t// Return, converting to number if forced or a qualifier was provided and val looks numeric\n\t\tif ( numeric || extra !== undefined ) {\n\t\t\tnum = parseFloat( val );\n\t\t\treturn numeric || jQuery.isNumeric( num ) ? num || 0 : val;\n\t\t}\n\t\treturn val;\n\t},\n\n\t// A method for quickly swapping in/out CSS properties to get correct calculations\n\tswap: function( elem, options, callback ) {\n\t\tvar ret, name,\n\t\t\told = {};\n\n\t\t// Remember the old values, and insert the new ones\n\t\tfor ( name in options ) {\n\t\t\told[ name ] = elem.style[ name ];\n\t\t\telem.style[ name ] = options[ name ];\n\t\t}\n\n\t\tret = callback.call( elem );\n\n\t\t// Revert the old values\n\t\tfor ( name in options ) {\n\t\t\telem.style[ name ] = old[ name ];\n\t\t}\n\n\t\treturn ret;\n\t}\n});\n\n// NOTE: To any future maintainer, we've window.getComputedStyle\n// because jsdom on node.js will break without it.\nif ( window.getComputedStyle ) {\n\tcurCSS = function( elem, name ) {\n\t\tvar ret, width, minWidth, maxWidth,\n\t\t\tcomputed = window.getComputedStyle( elem, null ),\n\t\t\tstyle = elem.style;\n\n\t\tif ( computed ) {\n\n\t\t\tret = computed[ name ];\n\t\t\tif ( ret === \"\" && !jQuery.contains( elem.ownerDocument, elem ) ) {\n\t\t\t\tret = jQuery.style( elem, name );\n\t\t\t}\n\n\t\t\t// A tribute to the \"awesome hack by Dean Edwards\"\n\t\t\t// Chrome < 17 and Safari 5.0 uses \"computed value\" instead of \"used value\" for margin-right\n\t\t\t// Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels\n\t\t\t// this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values\n\t\t\tif ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {\n\t\t\t\twidth = style.width;\n\t\t\t\tminWidth = style.minWidth;\n\t\t\t\tmaxWidth = style.maxWidth;\n\n\t\t\t\tstyle.minWidth = style.maxWidth = style.width = ret;\n\t\t\t\tret = computed.width;\n\n\t\t\t\tstyle.width = width;\n\t\t\t\tstyle.minWidth = minWidth;\n\t\t\t\tstyle.maxWidth = maxWidth;\n\t\t\t}\n\t\t}\n\n\t\treturn ret;\n\t};\n} else if ( document.documentElement.currentStyle ) {\n\tcurCSS = function( elem, name ) {\n\t\tvar left, rsLeft,\n\t\t\tret = elem.currentStyle && elem.currentStyle[ name ],\n\t\t\tstyle = elem.style;\n\n\t\t// Avoid setting ret to empty string here\n\t\t// so we don't default to auto\n\t\tif ( ret == null && style && style[ name ] ) {\n\t\t\tret = style[ name ];\n\t\t}\n\n\t\t// From the awesome hack by Dean Edwards\n\t\t// http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291\n\n\t\t// If we're not dealing with a regular pixel number\n\t\t// but a number that has a weird ending, we need to convert it to pixels\n\t\t// but not position css attributes, as those are proportional to the parent element instead\n\t\t// and we can't measure the parent instead because it might trigger a \"stacking dolls\" problem\n\t\tif ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {\n\n\t\t\t// Remember the original values\n\t\t\tleft = style.left;\n\t\t\trsLeft = elem.runtimeStyle && elem.runtimeStyle.left;\n\n\t\t\t// Put in the new values to get a computed value out\n\t\t\tif ( rsLeft ) {\n\t\t\t\telem.runtimeStyle.left = elem.currentStyle.left;\n\t\t\t}\n\t\t\tstyle.left = name === \"fontSize\" ? \"1em\" : ret;\n\t\t\tret = style.pixelLeft + \"px\";\n\n\t\t\t// Revert the changed values\n\t\t\tstyle.left = left;\n\t\t\tif ( rsLeft ) {\n\t\t\t\telem.runtimeStyle.left = rsLeft;\n\t\t\t}\n\t\t}\n\n\t\treturn ret === \"\" ? \"auto\" : ret;\n\t};\n}\n\nfunction setPositiveNumber( elem, value, subtract ) {\n\tvar matches = rnumsplit.exec( value );\n\treturn matches ?\n\t\t\tMath.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || \"px\" ) :\n\t\t\tvalue;\n}\n\nfunction augmentWidthOrHeight( elem, name, extra, isBorderBox ) {\n\tvar i = extra === ( isBorderBox ? \"border\" : \"content\" ) ?\n\t\t// If we already have the right measurement, avoid augmentation\n\t\t4 :\n\t\t// Otherwise initialize for horizontal or vertical properties\n\t\tname === \"width\" ? 1 : 0,\n\n\t\tval = 0;\n\n\tfor ( ; i < 4; i += 2 ) {\n\t\t// both box models exclude margin, so add it if we want it\n\t\tif ( extra === \"margin\" ) {\n\t\t\t// we use jQuery.css instead of curCSS here\n\t\t\t// because of the reliableMarginRight CSS hook!\n\t\t\tval += jQuery.css( elem, extra + cssExpand[ i ], true );\n\t\t}\n\n\t\t// From this point on we use curCSS for maximum performance (relevant in animations)\n\t\tif ( isBorderBox ) {\n\t\t\t// border-box includes padding, so remove it if we want content\n\t\t\tif ( extra === \"content\" ) {\n\t\t\t\tval -= parseFloat( curCSS( elem, \"padding\" + cssExpand[ i ] ) ) || 0;\n\t\t\t}\n\n\t\t\t// at this point, extra isn't border nor margin, so remove border\n\t\t\tif ( extra !== \"margin\" ) {\n\t\t\t\tval -= parseFloat( curCSS( elem, \"border\" + cssExpand[ i ] + \"Width\" ) ) || 0;\n\t\t\t}\n\t\t} else {\n\t\t\t// at this point, extra isn't content, so add padding\n\t\t\tval += parseFloat( curCSS( elem, \"padding\" + cssExpand[ i ] ) ) || 0;\n\n\t\t\t// at this point, extra isn't content nor padding, so add border\n\t\t\tif ( extra !== \"padding\" ) {\n\t\t\t\tval += parseFloat( curCSS( elem, \"border\" + cssExpand[ i ] + \"Width\" ) ) || 0;\n\t\t\t}\n\t\t}\n\t}\n\n\treturn val;\n}\n\nfunction getWidthOrHeight( elem, name, extra ) {\n\n\t// Start with offset property, which is equivalent to the border-box value\n\tvar val = name === \"width\" ? elem.offsetWidth : elem.offsetHeight,\n\t\tvalueIsBorderBox = true,\n\t\tisBorderBox = jQuery.support.boxSizing && jQuery.css( elem, \"boxSizing\" ) === \"border-box\";\n\n\t// some non-html elements return undefined for offsetWidth, so check for null/undefined\n\t// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285\n\t// MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668\n\tif ( val <= 0 || val == null ) {\n\t\t// Fall back to computed then uncomputed css if necessary\n\t\tval = curCSS( elem, name );\n\t\tif ( val < 0 || val == null ) {\n\t\t\tval = elem.style[ name ];\n\t\t}\n\n\t\t// Computed unit is not pixels. Stop here and return.\n\t\tif ( rnumnonpx.test(val) ) {\n\t\t\treturn val;\n\t\t}\n\n\t\t// we need the check for style in case a browser which returns unreliable values\n\t\t// for getComputedStyle silently falls back to the reliable elem.style\n\t\tvalueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );\n\n\t\t// Normalize \"\", auto, and prepare for extra\n\t\tval = parseFloat( val ) || 0;\n\t}\n\n\t// use the active box-sizing model to add/subtract irrelevant styles\n\treturn ( val +\n\t\taugmentWidthOrHeight(\n\t\t\telem,\n\t\t\tname,\n\t\t\textra || ( isBorderBox ? \"border\" : \"content\" ),\n\t\t\tvalueIsBorderBox\n\t\t)\n\t) + \"px\";\n}\n\n\n// Try to determine the default display value of an element\nfunction css_defaultDisplay( nodeName ) {\n\tif ( elemdisplay[ nodeName ] ) {\n\t\treturn elemdisplay[ nodeName ];\n\t}\n\n\tvar elem = jQuery( \"<\" + nodeName + \">\" ).appendTo( document.body ),\n\t\tdisplay = elem.css(\"display\");\n\telem.remove();\n\n\t// If the simple way fails,\n\t// get element's real default display by attaching it to a temp iframe\n\tif ( display === \"none\" || display === \"\" ) {\n\t\t// Use the already-created iframe if possible\n\t\tiframe = document.body.appendChild(\n\t\t\tiframe || jQuery.extend( document.createElement(\"iframe\"), {\n\t\t\t\tframeBorder: 0,\n\t\t\t\twidth: 0,\n\t\t\t\theight: 0\n\t\t\t})\n\t\t);\n\n\t\t// Create a cacheable copy of the iframe document on first call.\n\t\t// IE and Opera will allow us to reuse the iframeDoc without re-writing the fake HTML\n\t\t// document to it; WebKit & Firefox won't allow reusing the iframe document.\n\t\tif ( !iframeDoc || !iframe.createElement ) {\n\t\t\tiframeDoc = ( iframe.contentWindow || iframe.contentDocument ).document;\n\t\t\tiframeDoc.write(\"<!doctype html><html><body>\");\n\t\t\tiframeDoc.close();\n\t\t}\n\n\t\telem = iframeDoc.body.appendChild( iframeDoc.createElement(nodeName) );\n\n\t\tdisplay = curCSS( elem, \"display\" );\n\t\tdocument.body.removeChild( iframe );\n\t}\n\n\t// Store the correct default display\n\telemdisplay[ nodeName ] = display;\n\n\treturn display;\n}\n\njQuery.each([ \"height\", \"width\" ], function( i, name ) {\n\tjQuery.cssHooks[ name ] = {\n\t\tget: function( elem, computed, extra ) {\n\t\t\tif ( computed ) {\n\t\t\t\t// certain elements can have dimension info if we invisibly show them\n\t\t\t\t// however, it must have a current display style that would benefit from this\n\t\t\t\tif ( elem.offsetWidth === 0 && rdisplayswap.test( curCSS( elem, \"display\" ) ) ) {\n\t\t\t\t\treturn jQuery.swap( elem, cssShow, function() {\n\t\t\t\t\t\treturn getWidthOrHeight( elem, name, extra );\n\t\t\t\t\t});\n\t\t\t\t} else {\n\t\t\t\t\treturn getWidthOrHeight( elem, name, extra );\n\t\t\t\t}\n\t\t\t}\n\t\t},\n\n\t\tset: function( elem, value, extra ) {\n\t\t\treturn setPositiveNumber( elem, value, extra ?\n\t\t\t\taugmentWidthOrHeight(\n\t\t\t\t\telem,\n\t\t\t\t\tname,\n\t\t\t\t\textra,\n\t\t\t\t\tjQuery.support.boxSizing && jQuery.css( elem, \"boxSizing\" ) === \"border-box\"\n\t\t\t\t) : 0\n\t\t\t);\n\t\t}\n\t};\n});\n\nif ( !jQuery.support.opacity ) {\n\tjQuery.cssHooks.opacity = {\n\t\tget: function( elem, computed ) {\n\t\t\t// IE uses filters for opacity\n\t\t\treturn ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || \"\" ) ?\n\t\t\t\t( 0.01 * parseFloat( RegExp.$1 ) ) + \"\" :\n\t\t\t\tcomputed ? \"1\" : \"\";\n\t\t},\n\n\t\tset: function( elem, value ) {\n\t\t\tvar style = elem.style,\n\t\t\t\tcurrentStyle = elem.currentStyle,\n\t\t\t\topacity = jQuery.isNumeric( value ) ? \"alpha(opacity=\" + value * 100 + \")\" : \"\",\n\t\t\t\tfilter = currentStyle && currentStyle.filter || style.filter || \"\";\n\n\t\t\t// IE has trouble with opacity if it does not have layout\n\t\t\t// Force it by setting the zoom level\n\t\t\tstyle.zoom = 1;\n\n\t\t\t// if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652\n\t\t\tif ( value >= 1 && jQuery.trim( filter.replace( ralpha, \"\" ) ) === \"\" &&\n\t\t\t\tstyle.removeAttribute ) {\n\n\t\t\t\t// Setting style.filter to null, \"\" & \" \" still leave \"filter:\" in the cssText\n\t\t\t\t// if \"filter:\" is present at all, clearType is disabled, we want to avoid this\n\t\t\t\t// style.removeAttribute is IE Only, but so apparently is this code path...\n\t\t\t\tstyle.removeAttribute( \"filter\" );\n\n\t\t\t\t// if there there is no filter style applied in a css rule, we are done\n\t\t\t\tif ( currentStyle && !currentStyle.filter ) {\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// otherwise, set new filter values\n\t\t\tstyle.filter = ralpha.test( filter ) ?\n\t\t\t\tfilter.replace( ralpha, opacity ) :\n\t\t\t\tfilter + \" \" + opacity;\n\t\t}\n\t};\n}\n\n// These hooks cannot be added until DOM ready because the support test\n// for it is not run until after DOM ready\njQuery(function() {\n\tif ( !jQuery.support.reliableMarginRight ) {\n\t\tjQuery.cssHooks.marginRight = {\n\t\t\tget: function( elem, computed ) {\n\t\t\t\t// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right\n\t\t\t\t// Work around by temporarily setting element display to inline-block\n\t\t\t\treturn jQuery.swap( elem, { \"display\": \"inline-block\" }, function() {\n\t\t\t\t\tif ( computed ) {\n\t\t\t\t\t\treturn curCSS( elem, \"marginRight\" );\n\t\t\t\t\t}\n\t\t\t\t});\n\t\t\t}\n\t\t};\n\t}\n\n\t// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084\n\t// getComputedStyle returns percent when specified for top/left/bottom/right\n\t// rather than make the css module depend on the offset module, we just check for it here\n\tif ( !jQuery.support.pixelPosition && jQuery.fn.position ) {\n\t\tjQuery.each( [ \"top\", \"left\" ], function( i, prop ) {\n\t\t\tjQuery.cssHooks[ prop ] = {\n\t\t\t\tget: function( elem, computed ) {\n\t\t\t\t\tif ( computed ) {\n\t\t\t\t\t\tvar ret = curCSS( elem, prop );\n\t\t\t\t\t\t// if curCSS returns percentage, fallback to offset\n\t\t\t\t\t\treturn rnumnonpx.test( ret ) ? jQuery( elem ).position()[ prop ] + \"px\" : ret;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t};\n\t\t});\n\t}\n\n});\n\nif ( jQuery.expr && jQuery.expr.filters ) {\n\tjQuery.expr.filters.hidden = function( elem ) {\n\t\treturn ( elem.offsetWidth === 0 && elem.offsetHeight === 0 ) || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || curCSS( elem, \"display\" )) === \"none\");\n\t};\n\n\tjQuery.expr.filters.visible = function( elem ) {\n\t\treturn !jQuery.expr.filters.hidden( elem );\n\t};\n}\n\n// These hooks are used by animate to expand properties\njQuery.each({\n\tmargin: \"\",\n\tpadding: \"\",\n\tborder: \"Width\"\n}, function( prefix, suffix ) {\n\tjQuery.cssHooks[ prefix + suffix ] = {\n\t\texpand: function( value ) {\n\t\t\tvar i,\n\n\t\t\t\t// assumes a single number if not a string\n\t\t\t\tparts = typeof value === \"string\" ? value.split(\" \") : [ value ],\n\t\t\t\texpanded = {};\n\n\t\t\tfor ( i = 0; i < 4; i++ ) {\n\t\t\t\texpanded[ prefix + cssExpand[ i ] + suffix ] =\n\t\t\t\t\tparts[ i ] || parts[ i - 2 ] || parts[ 0 ];\n\t\t\t}\n\n\t\t\treturn expanded;\n\t\t}\n\t};\n\n\tif ( !rmargin.test( prefix ) ) {\n\t\tjQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;\n\t}\n});\nvar r20 = /%20/g,\n\trbracket = /\\[\\]$/,\n\trCRLF = /\\r?\\n/g,\n\trinput = /^(?:color|date|datetime|datetime-local|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,\n\trselectTextarea = /^(?:select|textarea)/i;\n\njQuery.fn.extend({\n\tserialize: function() {\n\t\treturn jQuery.param( this.serializeArray() );\n\t},\n\tserializeArray: function() {\n\t\treturn this.map(function(){\n\t\t\treturn this.elements ? jQuery.makeArray( this.elements ) : this;\n\t\t})\n\t\t.filter(function(){\n\t\t\treturn this.name && !this.disabled &&\n\t\t\t\t( this.checked || rselectTextarea.test( this.nodeName ) ||\n\t\t\t\t\trinput.test( this.type ) );\n\t\t})\n\t\t.map(function( i, elem ){\n\t\t\tvar val = jQuery( this ).val();\n\n\t\t\treturn val == null ?\n\t\t\t\tnull :\n\t\t\t\tjQuery.isArray( val ) ?\n\t\t\t\t\tjQuery.map( val, function( val, i ){\n\t\t\t\t\t\treturn { name: elem.name, value: val.replace( rCRLF, \"\\r\\n\" ) };\n\t\t\t\t\t}) :\n\t\t\t\t\t{ name: elem.name, value: val.replace( rCRLF, \"\\r\\n\" ) };\n\t\t}).get();\n\t}\n});\n\n//Serialize an array of form elements or a set of\n//key/values into a query string\njQuery.param = function( a, traditional ) {\n\tvar prefix,\n\t\ts = [],\n\t\tadd = function( key, value ) {\n\t\t\t// If value is a function, invoke it and return its value\n\t\t\tvalue = jQuery.isFunction( value ) ? value() : ( value == null ? \"\" : value );\n\t\t\ts[ s.length ] = encodeURIComponent( key ) + \"=\" + encodeURIComponent( value );\n\t\t};\n\n\t// Set traditional to true for jQuery <= 1.3.2 behavior.\n\tif ( traditional === undefined ) {\n\t\ttraditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;\n\t}\n\n\t// If an array was passed in, assume that it is an array of form elements.\n\tif ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {\n\t\t// Serialize the form elements\n\t\tjQuery.each( a, function() {\n\t\t\tadd( this.name, this.value );\n\t\t});\n\n\t} else {\n\t\t// If traditional, encode the \"old\" way (the way 1.3.2 or older\n\t\t// did it), otherwise encode params recursively.\n\t\tfor ( prefix in a ) {\n\t\t\tbuildParams( prefix, a[ prefix ], traditional, add );\n\t\t}\n\t}\n\n\t// Return the resulting serialization\n\treturn s.join( \"&\" ).replace( r20, \"+\" );\n};\n\nfunction buildParams( prefix, obj, traditional, add ) {\n\tvar name;\n\n\tif ( jQuery.isArray( obj ) ) {\n\t\t// Serialize array item.\n\t\tjQuery.each( obj, function( i, v ) {\n\t\t\tif ( traditional || rbracket.test( prefix ) ) {\n\t\t\t\t// Treat each array item as a scalar.\n\t\t\t\tadd( prefix, v );\n\n\t\t\t} else {\n\t\t\t\t// If array item is non-scalar (array or object), encode its\n\t\t\t\t// numeric index to resolve deserialization ambiguity issues.\n\t\t\t\t// Note that rack (as of 1.0.0) can't currently deserialize\n\t\t\t\t// nested arrays properly, and attempting to do so may cause\n\t\t\t\t// a server error. Possible fixes are to modify rack's\n\t\t\t\t// deserialization algorithm or to provide an option or flag\n\t\t\t\t// to force array serialization to be shallow.\n\t\t\t\tbuildParams( prefix + \"[\" + ( typeof v === \"object\" ? i : \"\" ) + \"]\", v, traditional, add );\n\t\t\t}\n\t\t});\n\n\t} else if ( !traditional && jQuery.type( obj ) === \"object\" ) {\n\t\t// Serialize object item.\n\t\tfor ( name in obj ) {\n\t\t\tbuildParams( prefix + \"[\" + name + \"]\", obj[ name ], traditional, add );\n\t\t}\n\n\t} else {\n\t\t// Serialize scalar item.\n\t\tadd( prefix, obj );\n\t}\n}\nvar // Document location\n\tajaxLocation,\n\t// Document location segments\n\tajaxLocParts,\n\n\trhash = /#.*$/,\n\trheaders = /^(.*?):[ \\t]*([^\\r\\n]*)\\r?$/mg, // IE leaves an \\r character at EOL\n\t// #7653, #8125, #8152: local protocol detection\n\trlocalProtocol = /^(?:about|app|app\\-storage|.+\\-extension|file|res|widget):$/,\n\trnoContent = /^(?:GET|HEAD)$/,\n\trprotocol = /^\\/\\//,\n\trquery = /\\?/,\n\trscript = /<script\\b[^<]*(?:(?!<\\/script>)<[^<]*)*<\\/script>/gi,\n\trts = /([?&])_=[^&]*/,\n\trurl = /^([\\w\\+\\.\\-]+:)(?:\\/\\/([^\\/?#:]*)(?::(\\d+)|)|)/,\n\n\t// Keep a copy of the old load method\n\t_load = jQuery.fn.load,\n\n\t/* Prefilters\n\t * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)\n\t * 2) These are called:\n\t *    - BEFORE asking for a transport\n\t *    - AFTER param serialization (s.data is a string if s.processData is true)\n\t * 3) key is the dataType\n\t * 4) the catchall symbol \"*\" can be used\n\t * 5) execution will start with transport dataType and THEN continue down to \"*\" if needed\n\t */\n\tprefilters = {},\n\n\t/* Transports bindings\n\t * 1) key is the dataType\n\t * 2) the catchall symbol \"*\" can be used\n\t * 3) selection will start with transport dataType and THEN go to \"*\" if needed\n\t */\n\ttransports = {},\n\n\t// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression\n\tallTypes = [\"*/\"] + [\"*\"];\n\n// #8138, IE may throw an exception when accessing\n// a field from window.location if document.domain has been set\ntry {\n\tajaxLocation = location.href;\n} catch( e ) {\n\t// Use the href attribute of an A element\n\t// since IE will modify it given document.location\n\tajaxLocation = document.createElement( \"a\" );\n\tajaxLocation.href = \"\";\n\tajaxLocation = ajaxLocation.href;\n}\n\n// Segment location into parts\najaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];\n\n// Base \"constructor\" for jQuery.ajaxPrefilter and jQuery.ajaxTransport\nfunction addToPrefiltersOrTransports( structure ) {\n\n\t// dataTypeExpression is optional and defaults to \"*\"\n\treturn function( dataTypeExpression, func ) {\n\n\t\tif ( typeof dataTypeExpression !== \"string\" ) {\n\t\t\tfunc = dataTypeExpression;\n\t\t\tdataTypeExpression = \"*\";\n\t\t}\n\n\t\tvar dataType, list, placeBefore,\n\t\t\tdataTypes = dataTypeExpression.toLowerCase().split( core_rspace ),\n\t\t\ti = 0,\n\t\t\tlength = dataTypes.length;\n\n\t\tif ( jQuery.isFunction( func ) ) {\n\t\t\t// For each dataType in the dataTypeExpression\n\t\t\tfor ( ; i < length; i++ ) {\n\t\t\t\tdataType = dataTypes[ i ];\n\t\t\t\t// We control if we're asked to add before\n\t\t\t\t// any existing element\n\t\t\t\tplaceBefore = /^\\+/.test( dataType );\n\t\t\t\tif ( placeBefore ) {\n\t\t\t\t\tdataType = dataType.substr( 1 ) || \"*\";\n\t\t\t\t}\n\t\t\t\tlist = structure[ dataType ] = structure[ dataType ] || [];\n\t\t\t\t// then we add to the structure accordingly\n\t\t\t\tlist[ placeBefore ? \"unshift\" : \"push\" ]( func );\n\t\t\t}\n\t\t}\n\t};\n}\n\n// Base inspection function for prefilters and transports\nfunction inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR,\n\t\tdataType /* internal */, inspected /* internal */ ) {\n\n\tdataType = dataType || options.dataTypes[ 0 ];\n\tinspected = inspected || {};\n\n\tinspected[ dataType ] = true;\n\n\tvar selection,\n\t\tlist = structure[ dataType ],\n\t\ti = 0,\n\t\tlength = list ? list.length : 0,\n\t\texecuteOnly = ( structure === prefilters );\n\n\tfor ( ; i < length && ( executeOnly || !selection ); i++ ) {\n\t\tselection = list[ i ]( options, originalOptions, jqXHR );\n\t\t// If we got redirected to another dataType\n\t\t// we try there if executing only and not done already\n\t\tif ( typeof selection === \"string\" ) {\n\t\t\tif ( !executeOnly || inspected[ selection ] ) {\n\t\t\t\tselection = undefined;\n\t\t\t} else {\n\t\t\t\toptions.dataTypes.unshift( selection );\n\t\t\t\tselection = inspectPrefiltersOrTransports(\n\t\t\t\t\t\tstructure, options, originalOptions, jqXHR, selection, inspected );\n\t\t\t}\n\t\t}\n\t}\n\t// If we're only executing or nothing was selected\n\t// we try the catchall dataType if not done already\n\tif ( ( executeOnly || !selection ) && !inspected[ \"*\" ] ) {\n\t\tselection = inspectPrefiltersOrTransports(\n\t\t\t\tstructure, options, originalOptions, jqXHR, \"*\", inspected );\n\t}\n\t// unnecessary when only executing (prefilters)\n\t// but it'll be ignored by the caller in that case\n\treturn selection;\n}\n\n// A special extend for ajax options\n// that takes \"flat\" options (not to be deep extended)\n// Fixes #9887\nfunction ajaxExtend( target, src ) {\n\tvar key, deep,\n\t\tflatOptions = jQuery.ajaxSettings.flatOptions || {};\n\tfor ( key in src ) {\n\t\tif ( src[ key ] !== undefined ) {\n\t\t\t( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];\n\t\t}\n\t}\n\tif ( deep ) {\n\t\tjQuery.extend( true, target, deep );\n\t}\n}\n\njQuery.fn.load = function( url, params, callback ) {\n\tif ( typeof url !== \"string\" && _load ) {\n\t\treturn _load.apply( this, arguments );\n\t}\n\n\t// Don't do a request if no elements are being requested\n\tif ( !this.length ) {\n\t\treturn this;\n\t}\n\n\tvar selector, type, response,\n\t\tself = this,\n\t\toff = url.indexOf(\" \");\n\n\tif ( off >= 0 ) {\n\t\tselector = url.slice( off, url.length );\n\t\turl = url.slice( 0, off );\n\t}\n\n\t// If it's a function\n\tif ( jQuery.isFunction( params ) ) {\n\n\t\t// We assume that it's the callback\n\t\tcallback = params;\n\t\tparams = undefined;\n\n\t// Otherwise, build a param string\n\t} else if ( params && typeof params === \"object\" ) {\n\t\ttype = \"POST\";\n\t}\n\n\t// Request the remote document\n\tjQuery.ajax({\n\t\turl: url,\n\n\t\t// if \"type\" variable is undefined, then \"GET\" method will be used\n\t\ttype: type,\n\t\tdataType: \"html\",\n\t\tdata: params,\n\t\tcomplete: function( jqXHR, status ) {\n\t\t\tif ( callback ) {\n\t\t\t\tself.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );\n\t\t\t}\n\t\t}\n\t}).done(function( responseText ) {\n\n\t\t// Save response for use in complete callback\n\t\tresponse = arguments;\n\n\t\t// See if a selector was specified\n\t\tself.html( selector ?\n\n\t\t\t// Create a dummy div to hold the results\n\t\t\tjQuery(\"<div>\")\n\n\t\t\t\t// inject the contents of the document in, removing the scripts\n\t\t\t\t// to avoid any 'Permission Denied' errors in IE\n\t\t\t\t.append( responseText.replace( rscript, \"\" ) )\n\n\t\t\t\t// Locate the specified elements\n\t\t\t\t.find( selector ) :\n\n\t\t\t// If not, just inject the full result\n\t\t\tresponseText );\n\n\t});\n\n\treturn this;\n};\n\n// Attach a bunch of functions for handling common AJAX events\njQuery.each( \"ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend\".split( \" \" ), function( i, o ){\n\tjQuery.fn[ o ] = function( f ){\n\t\treturn this.on( o, f );\n\t};\n});\n\njQuery.each( [ \"get\", \"post\" ], function( i, method ) {\n\tjQuery[ method ] = function( url, data, callback, type ) {\n\t\t// shift arguments if data argument was omitted\n\t\tif ( jQuery.isFunction( data ) ) {\n\t\t\ttype = type || callback;\n\t\t\tcallback = data;\n\t\t\tdata = undefined;\n\t\t}\n\n\t\treturn jQuery.ajax({\n\t\t\ttype: method,\n\t\t\turl: url,\n\t\t\tdata: data,\n\t\t\tsuccess: callback,\n\t\t\tdataType: type\n\t\t});\n\t};\n});\n\njQuery.extend({\n\n\tgetScript: function( url, callback ) {\n\t\treturn jQuery.get( url, undefined, callback, \"script\" );\n\t},\n\n\tgetJSON: function( url, data, callback ) {\n\t\treturn jQuery.get( url, data, callback, \"json\" );\n\t},\n\n\t// Creates a full fledged settings object into target\n\t// with both ajaxSettings and settings fields.\n\t// If target is omitted, writes into ajaxSettings.\n\tajaxSetup: function( target, settings ) {\n\t\tif ( settings ) {\n\t\t\t// Building a settings object\n\t\t\tajaxExtend( target, jQuery.ajaxSettings );\n\t\t} else {\n\t\t\t// Extending ajaxSettings\n\t\t\tsettings = target;\n\t\t\ttarget = jQuery.ajaxSettings;\n\t\t}\n\t\tajaxExtend( target, settings );\n\t\treturn target;\n\t},\n\n\tajaxSettings: {\n\t\turl: ajaxLocation,\n\t\tisLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),\n\t\tglobal: true,\n\t\ttype: \"GET\",\n\t\tcontentType: \"application/x-www-form-urlencoded; charset=UTF-8\",\n\t\tprocessData: true,\n\t\tasync: true,\n\t\t/*\n\t\ttimeout: 0,\n\t\tdata: null,\n\t\tdataType: null,\n\t\tusername: null,\n\t\tpassword: null,\n\t\tcache: null,\n\t\tthrows: false,\n\t\ttraditional: false,\n\t\theaders: {},\n\t\t*/\n\n\t\taccepts: {\n\t\t\txml: \"application/xml, text/xml\",\n\t\t\thtml: \"text/html\",\n\t\t\ttext: \"text/plain\",\n\t\t\tjson: \"application/json, text/javascript\",\n\t\t\t\"*\": allTypes\n\t\t},\n\n\t\tcontents: {\n\t\t\txml: /xml/,\n\t\t\thtml: /html/,\n\t\t\tjson: /json/\n\t\t},\n\n\t\tresponseFields: {\n\t\t\txml: \"responseXML\",\n\t\t\ttext: \"responseText\"\n\t\t},\n\n\t\t// List of data converters\n\t\t// 1) key format is \"source_type destination_type\" (a single space in-between)\n\t\t// 2) the catchall symbol \"*\" can be used for source_type\n\t\tconverters: {\n\n\t\t\t// Convert anything to text\n\t\t\t\"* text\": window.String,\n\n\t\t\t// Text to html (true = no transformation)\n\t\t\t\"text html\": true,\n\n\t\t\t// Evaluate text as a json expression\n\t\t\t\"text json\": jQuery.parseJSON,\n\n\t\t\t// Parse text as xml\n\t\t\t\"text xml\": jQuery.parseXML\n\t\t},\n\n\t\t// For options that shouldn't be deep extended:\n\t\t// you can add your own custom options here if\n\t\t// and when you create one that shouldn't be\n\t\t// deep extended (see ajaxExtend)\n\t\tflatOptions: {\n\t\t\tcontext: true,\n\t\t\turl: true\n\t\t}\n\t},\n\n\tajaxPrefilter: addToPrefiltersOrTransports( prefilters ),\n\tajaxTransport: addToPrefiltersOrTransports( transports ),\n\n\t// Main method\n\tajax: function( url, options ) {\n\n\t\t// If url is an object, simulate pre-1.5 signature\n\t\tif ( typeof url === \"object\" ) {\n\t\t\toptions = url;\n\t\t\turl = undefined;\n\t\t}\n\n\t\t// Force options to be an object\n\t\toptions = options || {};\n\n\t\tvar // ifModified key\n\t\t\tifModifiedKey,\n\t\t\t// Response headers\n\t\t\tresponseHeadersString,\n\t\t\tresponseHeaders,\n\t\t\t// transport\n\t\t\ttransport,\n\t\t\t// timeout handle\n\t\t\ttimeoutTimer,\n\t\t\t// Cross-domain detection vars\n\t\t\tparts,\n\t\t\t// To know if global events are to be dispatched\n\t\t\tfireGlobals,\n\t\t\t// Loop variable\n\t\t\ti,\n\t\t\t// Create the final options object\n\t\t\ts = jQuery.ajaxSetup( {}, options ),\n\t\t\t// Callbacks context\n\t\t\tcallbackContext = s.context || s,\n\t\t\t// Context for global events\n\t\t\t// It's the callbackContext if one was provided in the options\n\t\t\t// and if it's a DOM node or a jQuery collection\n\t\t\tglobalEventContext = callbackContext !== s &&\n\t\t\t\t( callbackContext.nodeType || callbackContext instanceof jQuery ) ?\n\t\t\t\t\t\tjQuery( callbackContext ) : jQuery.event,\n\t\t\t// Deferreds\n\t\t\tdeferred = jQuery.Deferred(),\n\t\t\tcompleteDeferred = jQuery.Callbacks( \"once memory\" ),\n\t\t\t// Status-dependent callbacks\n\t\t\tstatusCode = s.statusCode || {},\n\t\t\t// Headers (they are sent all at once)\n\t\t\trequestHeaders = {},\n\t\t\trequestHeadersNames = {},\n\t\t\t// The jqXHR state\n\t\t\tstate = 0,\n\t\t\t// Default abort message\n\t\t\tstrAbort = \"canceled\",\n\t\t\t// Fake xhr\n\t\t\tjqXHR = {\n\n\t\t\t\treadyState: 0,\n\n\t\t\t\t// Caches the header\n\t\t\t\tsetRequestHeader: function( name, value ) {\n\t\t\t\t\tif ( !state ) {\n\t\t\t\t\t\tvar lname = name.toLowerCase();\n\t\t\t\t\t\tname = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;\n\t\t\t\t\t\trequestHeaders[ name ] = value;\n\t\t\t\t\t}\n\t\t\t\t\treturn this;\n\t\t\t\t},\n\n\t\t\t\t// Raw string\n\t\t\t\tgetAllResponseHeaders: function() {\n\t\t\t\t\treturn state === 2 ? responseHeadersString : null;\n\t\t\t\t},\n\n\t\t\t\t// Builds headers hashtable if needed\n\t\t\t\tgetResponseHeader: function( key ) {\n\t\t\t\t\tvar match;\n\t\t\t\t\tif ( state === 2 ) {\n\t\t\t\t\t\tif ( !responseHeaders ) {\n\t\t\t\t\t\t\tresponseHeaders = {};\n\t\t\t\t\t\t\twhile( ( match = rheaders.exec( responseHeadersString ) ) ) {\n\t\t\t\t\t\t\t\tresponseHeaders[ match[1].toLowerCase() ] = match[ 2 ];\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t\tmatch = responseHeaders[ key.toLowerCase() ];\n\t\t\t\t\t}\n\t\t\t\t\treturn match === undefined ? null : match;\n\t\t\t\t},\n\n\t\t\t\t// Overrides response content-type header\n\t\t\t\toverrideMimeType: function( type ) {\n\t\t\t\t\tif ( !state ) {\n\t\t\t\t\t\ts.mimeType = type;\n\t\t\t\t\t}\n\t\t\t\t\treturn this;\n\t\t\t\t},\n\n\t\t\t\t// Cancel the request\n\t\t\t\tabort: function( statusText ) {\n\t\t\t\t\tstatusText = statusText || strAbort;\n\t\t\t\t\tif ( transport ) {\n\t\t\t\t\t\ttransport.abort( statusText );\n\t\t\t\t\t}\n\t\t\t\t\tdone( 0, statusText );\n\t\t\t\t\treturn this;\n\t\t\t\t}\n\t\t\t};\n\n\t\t// Callback for when everything is done\n\t\t// It is defined here because jslint complains if it is declared\n\t\t// at the end of the function (which would be more logical and readable)\n\t\tfunction done( status, nativeStatusText, responses, headers ) {\n\t\t\tvar isSuccess, success, error, response, modified,\n\t\t\t\tstatusText = nativeStatusText;\n\n\t\t\t// Called once\n\t\t\tif ( state === 2 ) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t// State is \"done\" now\n\t\t\tstate = 2;\n\n\t\t\t// Clear timeout if it exists\n\t\t\tif ( timeoutTimer ) {\n\t\t\t\tclearTimeout( timeoutTimer );\n\t\t\t}\n\n\t\t\t// Dereference transport for early garbage collection\n\t\t\t// (no matter how long the jqXHR object will be used)\n\t\t\ttransport = undefined;\n\n\t\t\t// Cache response headers\n\t\t\tresponseHeadersString = headers || \"\";\n\n\t\t\t// Set readyState\n\t\t\tjqXHR.readyState = status > 0 ? 4 : 0;\n\n\t\t\t// Get response data\n\t\t\tif ( responses ) {\n\t\t\t\tresponse = ajaxHandleResponses( s, jqXHR, responses );\n\t\t\t}\n\n\t\t\t// If successful, handle type chaining\n\t\t\tif ( status >= 200 && status < 300 || status === 304 ) {\n\n\t\t\t\t// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.\n\t\t\t\tif ( s.ifModified ) {\n\n\t\t\t\t\tmodified = jqXHR.getResponseHeader(\"Last-Modified\");\n\t\t\t\t\tif ( modified ) {\n\t\t\t\t\t\tjQuery.lastModified[ ifModifiedKey ] = modified;\n\t\t\t\t\t}\n\t\t\t\t\tmodified = jqXHR.getResponseHeader(\"Etag\");\n\t\t\t\t\tif ( modified ) {\n\t\t\t\t\t\tjQuery.etag[ ifModifiedKey ] = modified;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\t// If not modified\n\t\t\t\tif ( status === 304 ) {\n\n\t\t\t\t\tstatusText = \"notmodified\";\n\t\t\t\t\tisSuccess = true;\n\n\t\t\t\t// If we have data\n\t\t\t\t} else {\n\n\t\t\t\t\tisSuccess = ajaxConvert( s, response );\n\t\t\t\t\tstatusText = isSuccess.state;\n\t\t\t\t\tsuccess = isSuccess.data;\n\t\t\t\t\terror = isSuccess.error;\n\t\t\t\t\tisSuccess = !error;\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\t// We extract error from statusText\n\t\t\t\t// then normalize statusText and status for non-aborts\n\t\t\t\terror = statusText;\n\t\t\t\tif ( !statusText || status ) {\n\t\t\t\t\tstatusText = \"error\";\n\t\t\t\t\tif ( status < 0 ) {\n\t\t\t\t\t\tstatus = 0;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Set data for the fake xhr object\n\t\t\tjqXHR.status = status;\n\t\t\tjqXHR.statusText = \"\" + ( nativeStatusText || statusText );\n\n\t\t\t// Success/Error\n\t\t\tif ( isSuccess ) {\n\t\t\t\tdeferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );\n\t\t\t} else {\n\t\t\t\tdeferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );\n\t\t\t}\n\n\t\t\t// Status-dependent callbacks\n\t\t\tjqXHR.statusCode( statusCode );\n\t\t\tstatusCode = undefined;\n\n\t\t\tif ( fireGlobals ) {\n\t\t\t\tglobalEventContext.trigger( \"ajax\" + ( isSuccess ? \"Success\" : \"Error\" ),\n\t\t\t\t\t\t[ jqXHR, s, isSuccess ? success : error ] );\n\t\t\t}\n\n\t\t\t// Complete\n\t\t\tcompleteDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );\n\n\t\t\tif ( fireGlobals ) {\n\t\t\t\tglobalEventContext.trigger( \"ajaxComplete\", [ jqXHR, s ] );\n\t\t\t\t// Handle the global AJAX counter\n\t\t\t\tif ( !( --jQuery.active ) ) {\n\t\t\t\t\tjQuery.event.trigger( \"ajaxStop\" );\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// Attach deferreds\n\t\tdeferred.promise( jqXHR );\n\t\tjqXHR.success = jqXHR.done;\n\t\tjqXHR.error = jqXHR.fail;\n\t\tjqXHR.complete = completeDeferred.add;\n\n\t\t// Status-dependent callbacks\n\t\tjqXHR.statusCode = function( map ) {\n\t\t\tif ( map ) {\n\t\t\t\tvar tmp;\n\t\t\t\tif ( state < 2 ) {\n\t\t\t\t\tfor ( tmp in map ) {\n\t\t\t\t\t\tstatusCode[ tmp ] = [ statusCode[tmp], map[tmp] ];\n\t\t\t\t\t}\n\t\t\t\t} else {\n\t\t\t\t\ttmp = map[ jqXHR.status ];\n\t\t\t\t\tjqXHR.always( tmp );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn this;\n\t\t};\n\n\t\t// Remove hash character (#7531: and string promotion)\n\t\t// Add protocol if not provided (#5866: IE7 issue with protocol-less urls)\n\t\t// We also use the url parameter if available\n\t\ts.url = ( ( url || s.url ) + \"\" ).replace( rhash, \"\" ).replace( rprotocol, ajaxLocParts[ 1 ] + \"//\" );\n\n\t\t// Extract dataTypes list\n\t\ts.dataTypes = jQuery.trim( s.dataType || \"*\" ).toLowerCase().split( core_rspace );\n\n\t\t// Determine if a cross-domain request is in order\n\t\tif ( s.crossDomain == null ) {\n\t\t\tparts = rurl.exec( s.url.toLowerCase() );\n\t\t\ts.crossDomain = !!( parts &&\n\t\t\t\t( parts[ 1 ] != ajaxLocParts[ 1 ] || parts[ 2 ] != ajaxLocParts[ 2 ] ||\n\t\t\t\t\t( parts[ 3 ] || ( parts[ 1 ] === \"http:\" ? 80 : 443 ) ) !=\n\t\t\t\t\t\t( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === \"http:\" ? 80 : 443 ) ) )\n\t\t\t);\n\t\t}\n\n\t\t// Convert data if not already a string\n\t\tif ( s.data && s.processData && typeof s.data !== \"string\" ) {\n\t\t\ts.data = jQuery.param( s.data, s.traditional );\n\t\t}\n\n\t\t// Apply prefilters\n\t\tinspectPrefiltersOrTransports( prefilters, s, options, jqXHR );\n\n\t\t// If request was aborted inside a prefilter, stop there\n\t\tif ( state === 2 ) {\n\t\t\treturn jqXHR;\n\t\t}\n\n\t\t// We can fire global events as of now if asked to\n\t\tfireGlobals = s.global;\n\n\t\t// Uppercase the type\n\t\ts.type = s.type.toUpperCase();\n\n\t\t// Determine if request has content\n\t\ts.hasContent = !rnoContent.test( s.type );\n\n\t\t// Watch for a new set of requests\n\t\tif ( fireGlobals && jQuery.active++ === 0 ) {\n\t\t\tjQuery.event.trigger( \"ajaxStart\" );\n\t\t}\n\n\t\t// More options handling for requests with no content\n\t\tif ( !s.hasContent ) {\n\n\t\t\t// If data is available, append data to url\n\t\t\tif ( s.data ) {\n\t\t\t\ts.url += ( rquery.test( s.url ) ? \"&\" : \"?\" ) + s.data;\n\t\t\t\t// #9682: remove data so that it's not used in an eventual retry\n\t\t\t\tdelete s.data;\n\t\t\t}\n\n\t\t\t// Get ifModifiedKey before adding the anti-cache parameter\n\t\t\tifModifiedKey = s.url;\n\n\t\t\t// Add anti-cache in url if needed\n\t\t\tif ( s.cache === false ) {\n\n\t\t\t\tvar ts = jQuery.now(),\n\t\t\t\t\t// try replacing _= if it is there\n\t\t\t\t\tret = s.url.replace( rts, \"$1_=\" + ts );\n\n\t\t\t\t// if nothing was replaced, add timestamp to the end\n\t\t\t\ts.url = ret + ( ( ret === s.url ) ? ( rquery.test( s.url ) ? \"&\" : \"?\" ) + \"_=\" + ts : \"\" );\n\t\t\t}\n\t\t}\n\n\t\t// Set the correct header, if data is being sent\n\t\tif ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {\n\t\t\tjqXHR.setRequestHeader( \"Content-Type\", s.contentType );\n\t\t}\n\n\t\t// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.\n\t\tif ( s.ifModified ) {\n\t\t\tifModifiedKey = ifModifiedKey || s.url;\n\t\t\tif ( jQuery.lastModified[ ifModifiedKey ] ) {\n\t\t\t\tjqXHR.setRequestHeader( \"If-Modified-Since\", jQuery.lastModified[ ifModifiedKey ] );\n\t\t\t}\n\t\t\tif ( jQuery.etag[ ifModifiedKey ] ) {\n\t\t\t\tjqXHR.setRequestHeader( \"If-None-Match\", jQuery.etag[ ifModifiedKey ] );\n\t\t\t}\n\t\t}\n\n\t\t// Set the Accepts header for the server, depending on the dataType\n\t\tjqXHR.setRequestHeader(\n\t\t\t\"Accept\",\n\t\t\ts.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?\n\t\t\t\ts.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== \"*\" ? \", \" + allTypes + \"; q=0.01\" : \"\" ) :\n\t\t\t\ts.accepts[ \"*\" ]\n\t\t);\n\n\t\t// Check for headers option\n\t\tfor ( i in s.headers ) {\n\t\t\tjqXHR.setRequestHeader( i, s.headers[ i ] );\n\t\t}\n\n\t\t// Allow custom headers/mimetypes and early abort\n\t\tif ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {\n\t\t\t\t// Abort if not done already and return\n\t\t\t\treturn jqXHR.abort();\n\n\t\t}\n\n\t\t// aborting is no longer a cancellation\n\t\tstrAbort = \"abort\";\n\n\t\t// Install callbacks on deferreds\n\t\tfor ( i in { success: 1, error: 1, complete: 1 } ) {\n\t\t\tjqXHR[ i ]( s[ i ] );\n\t\t}\n\n\t\t// Get transport\n\t\ttransport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );\n\n\t\t// If no transport, we auto-abort\n\t\tif ( !transport ) {\n\t\t\tdone( -1, \"No Transport\" );\n\t\t} else {\n\t\t\tjqXHR.readyState = 1;\n\t\t\t// Send global event\n\t\t\tif ( fireGlobals ) {\n\t\t\t\tglobalEventContext.trigger( \"ajaxSend\", [ jqXHR, s ] );\n\t\t\t}\n\t\t\t// Timeout\n\t\t\tif ( s.async && s.timeout > 0 ) {\n\t\t\t\ttimeoutTimer = setTimeout( function(){\n\t\t\t\t\tjqXHR.abort( \"timeout\" );\n\t\t\t\t}, s.timeout );\n\t\t\t}\n\n\t\t\ttry {\n\t\t\t\tstate = 1;\n\t\t\t\ttransport.send( requestHeaders, done );\n\t\t\t} catch (e) {\n\t\t\t\t// Propagate exception as error if not done\n\t\t\t\tif ( state < 2 ) {\n\t\t\t\t\tdone( -1, e );\n\t\t\t\t// Simply rethrow otherwise\n\t\t\t\t} else {\n\t\t\t\t\tthrow e;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\treturn jqXHR;\n\t},\n\n\t// Counter for holding the number of active queries\n\tactive: 0,\n\n\t// Last-Modified header cache for next request\n\tlastModified: {},\n\tetag: {}\n\n});\n\n/* Handles responses to an ajax request:\n * - sets all responseXXX fields accordingly\n * - finds the right dataType (mediates between content-type and expected dataType)\n * - returns the corresponding response\n */\nfunction ajaxHandleResponses( s, jqXHR, responses ) {\n\n\tvar ct, type, finalDataType, firstDataType,\n\t\tcontents = s.contents,\n\t\tdataTypes = s.dataTypes,\n\t\tresponseFields = s.responseFields;\n\n\t// Fill responseXXX fields\n\tfor ( type in responseFields ) {\n\t\tif ( type in responses ) {\n\t\t\tjqXHR[ responseFields[type] ] = responses[ type ];\n\t\t}\n\t}\n\n\t// Remove auto dataType and get content-type in the process\n\twhile( dataTypes[ 0 ] === \"*\" ) {\n\t\tdataTypes.shift();\n\t\tif ( ct === undefined ) {\n\t\t\tct = s.mimeType || jqXHR.getResponseHeader( \"content-type\" );\n\t\t}\n\t}\n\n\t// Check if we're dealing with a known content-type\n\tif ( ct ) {\n\t\tfor ( type in contents ) {\n\t\t\tif ( contents[ type ] && contents[ type ].test( ct ) ) {\n\t\t\t\tdataTypes.unshift( type );\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t}\n\n\t// Check to see if we have a response for the expected dataType\n\tif ( dataTypes[ 0 ] in responses ) {\n\t\tfinalDataType = dataTypes[ 0 ];\n\t} else {\n\t\t// Try convertible dataTypes\n\t\tfor ( type in responses ) {\n\t\t\tif ( !dataTypes[ 0 ] || s.converters[ type + \" \" + dataTypes[0] ] ) {\n\t\t\t\tfinalDataType = type;\n\t\t\t\tbreak;\n\t\t\t}\n\t\t\tif ( !firstDataType ) {\n\t\t\t\tfirstDataType = type;\n\t\t\t}\n\t\t}\n\t\t// Or just use first one\n\t\tfinalDataType = finalDataType || firstDataType;\n\t}\n\n\t// If we found a dataType\n\t// We add the dataType to the list if needed\n\t// and return the corresponding response\n\tif ( finalDataType ) {\n\t\tif ( finalDataType !== dataTypes[ 0 ] ) {\n\t\t\tdataTypes.unshift( finalDataType );\n\t\t}\n\t\treturn responses[ finalDataType ];\n\t}\n}\n\n// Chain conversions given the request and the original response\nfunction ajaxConvert( s, response ) {\n\n\tvar conv, conv2, current, tmp,\n\t\t// Work with a copy of dataTypes in case we need to modify it for conversion\n\t\tdataTypes = s.dataTypes.slice(),\n\t\tprev = dataTypes[ 0 ],\n\t\tconverters = {},\n\t\ti = 0;\n\n\t// Apply the dataFilter if provided\n\tif ( s.dataFilter ) {\n\t\tresponse = s.dataFilter( response, s.dataType );\n\t}\n\n\t// Create converters map with lowercased keys\n\tif ( dataTypes[ 1 ] ) {\n\t\tfor ( conv in s.converters ) {\n\t\t\tconverters[ conv.toLowerCase() ] = s.converters[ conv ];\n\t\t}\n\t}\n\n\t// Convert to each sequential dataType, tolerating list modification\n\tfor ( ; (current = dataTypes[++i]); ) {\n\n\t\t// There's only work to do if current dataType is non-auto\n\t\tif ( current !== \"*\" ) {\n\n\t\t\t// Convert response if prev dataType is non-auto and differs from current\n\t\t\tif ( prev !== \"*\" && prev !== current ) {\n\n\t\t\t\t// Seek a direct converter\n\t\t\t\tconv = converters[ prev + \" \" + current ] || converters[ \"* \" + current ];\n\n\t\t\t\t// If none found, seek a pair\n\t\t\t\tif ( !conv ) {\n\t\t\t\t\tfor ( conv2 in converters ) {\n\n\t\t\t\t\t\t// If conv2 outputs current\n\t\t\t\t\t\ttmp = conv2.split(\" \");\n\t\t\t\t\t\tif ( tmp[ 1 ] === current ) {\n\n\t\t\t\t\t\t\t// If prev can be converted to accepted input\n\t\t\t\t\t\t\tconv = converters[ prev + \" \" + tmp[ 0 ] ] ||\n\t\t\t\t\t\t\t\tconverters[ \"* \" + tmp[ 0 ] ];\n\t\t\t\t\t\t\tif ( conv ) {\n\t\t\t\t\t\t\t\t// Condense equivalence converters\n\t\t\t\t\t\t\t\tif ( conv === true ) {\n\t\t\t\t\t\t\t\t\tconv = converters[ conv2 ];\n\n\t\t\t\t\t\t\t\t// Otherwise, insert the intermediate dataType\n\t\t\t\t\t\t\t\t} else if ( converters[ conv2 ] !== true ) {\n\t\t\t\t\t\t\t\t\tcurrent = tmp[ 0 ];\n\t\t\t\t\t\t\t\t\tdataTypes.splice( i--, 0, current );\n\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\t// Apply converter (if not an equivalence)\n\t\t\t\tif ( conv !== true ) {\n\n\t\t\t\t\t// Unless errors are allowed to bubble, catch and return them\n\t\t\t\t\tif ( conv && s[\"throws\"] ) {\n\t\t\t\t\t\tresponse = conv( response );\n\t\t\t\t\t} else {\n\t\t\t\t\t\ttry {\n\t\t\t\t\t\t\tresponse = conv( response );\n\t\t\t\t\t\t} catch ( e ) {\n\t\t\t\t\t\t\treturn { state: \"parsererror\", error: conv ? e : \"No conversion from \" + prev + \" to \" + current };\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// Update prev for next iteration\n\t\t\tprev = current;\n\t\t}\n\t}\n\n\treturn { state: \"success\", data: response };\n}\nvar oldCallbacks = [],\n\trquestion = /\\?/,\n\trjsonp = /(=)\\?(?=&|$)|\\?\\?/,\n\tnonce = jQuery.now();\n\n// Default jsonp settings\njQuery.ajaxSetup({\n\tjsonp: \"callback\",\n\tjsonpCallback: function() {\n\t\tvar callback = oldCallbacks.pop() || ( jQuery.expando + \"_\" + ( nonce++ ) );\n\t\tthis[ callback ] = true;\n\t\treturn callback;\n\t}\n});\n\n// Detect, normalize options and install callbacks for jsonp requests\njQuery.ajaxPrefilter( \"json jsonp\", function( s, originalSettings, jqXHR ) {\n\n\tvar callbackName, overwritten, responseContainer,\n\t\tdata = s.data,\n\t\turl = s.url,\n\t\thasCallback = s.jsonp !== false,\n\t\treplaceInUrl = hasCallback && rjsonp.test( url ),\n\t\treplaceInData = hasCallback && !replaceInUrl && typeof data === \"string\" &&\n\t\t\t!( s.contentType || \"\" ).indexOf(\"application/x-www-form-urlencoded\") &&\n\t\t\trjsonp.test( data );\n\n\t// Handle iff the expected data type is \"jsonp\" or we have a parameter to set\n\tif ( s.dataTypes[ 0 ] === \"jsonp\" || replaceInUrl || replaceInData ) {\n\n\t\t// Get callback name, remembering preexisting value associated with it\n\t\tcallbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?\n\t\t\ts.jsonpCallback() :\n\t\t\ts.jsonpCallback;\n\t\toverwritten = window[ callbackName ];\n\n\t\t// Insert callback into url or form data\n\t\tif ( replaceInUrl ) {\n\t\t\ts.url = url.replace( rjsonp, \"$1\" + callbackName );\n\t\t} else if ( replaceInData ) {\n\t\t\ts.data = data.replace( rjsonp, \"$1\" + callbackName );\n\t\t} else if ( hasCallback ) {\n\t\t\ts.url += ( rquestion.test( url ) ? \"&\" : \"?\" ) + s.jsonp + \"=\" + callbackName;\n\t\t}\n\n\t\t// Use data converter to retrieve json after script execution\n\t\ts.converters[\"script json\"] = function() {\n\t\t\tif ( !responseContainer ) {\n\t\t\t\tjQuery.error( callbackName + \" was not called\" );\n\t\t\t}\n\t\t\treturn responseContainer[ 0 ];\n\t\t};\n\n\t\t// force json dataType\n\t\ts.dataTypes[ 0 ] = \"json\";\n\n\t\t// Install callback\n\t\twindow[ callbackName ] = function() {\n\t\t\tresponseContainer = arguments;\n\t\t};\n\n\t\t// Clean-up function (fires after converters)\n\t\tjqXHR.always(function() {\n\t\t\t// Restore preexisting value\n\t\t\twindow[ callbackName ] = overwritten;\n\n\t\t\t// Save back as free\n\t\t\tif ( s[ callbackName ] ) {\n\t\t\t\t// make sure that re-using the options doesn't screw things around\n\t\t\t\ts.jsonpCallback = originalSettings.jsonpCallback;\n\n\t\t\t\t// save the callback name for future use\n\t\t\t\toldCallbacks.push( callbackName );\n\t\t\t}\n\n\t\t\t// Call if it was a function and we have a response\n\t\t\tif ( responseContainer && jQuery.isFunction( overwritten ) ) {\n\t\t\t\toverwritten( responseContainer[ 0 ] );\n\t\t\t}\n\n\t\t\tresponseContainer = overwritten = undefined;\n\t\t});\n\n\t\t// Delegate to script\n\t\treturn \"script\";\n\t}\n});\n// Install script dataType\njQuery.ajaxSetup({\n\taccepts: {\n\t\tscript: \"text/javascript, application/javascript, application/ecmascript, application/x-ecmascript\"\n\t},\n\tcontents: {\n\t\tscript: /javascript|ecmascript/\n\t},\n\tconverters: {\n\t\t\"text script\": function( text ) {\n\t\t\tjQuery.globalEval( text );\n\t\t\treturn text;\n\t\t}\n\t}\n});\n\n// Handle cache's special case and global\njQuery.ajaxPrefilter( \"script\", function( s ) {\n\tif ( s.cache === undefined ) {\n\t\ts.cache = false;\n\t}\n\tif ( s.crossDomain ) {\n\t\ts.type = \"GET\";\n\t\ts.global = false;\n\t}\n});\n\n// Bind script tag hack transport\njQuery.ajaxTransport( \"script\", function(s) {\n\n\t// This transport only deals with cross domain requests\n\tif ( s.crossDomain ) {\n\n\t\tvar script,\n\t\t\thead = document.head || document.getElementsByTagName( \"head\" )[0] || document.documentElement;\n\n\t\treturn {\n\n\t\t\tsend: function( _, callback ) {\n\n\t\t\t\tscript = document.createElement( \"script\" );\n\n\t\t\t\tscript.async = \"async\";\n\n\t\t\t\tif ( s.scriptCharset ) {\n\t\t\t\t\tscript.charset = s.scriptCharset;\n\t\t\t\t}\n\n\t\t\t\tscript.src = s.url;\n\n\t\t\t\t// Attach handlers for all browsers\n\t\t\t\tscript.onload = script.onreadystatechange = function( _, isAbort ) {\n\n\t\t\t\t\tif ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {\n\n\t\t\t\t\t\t// Handle memory leak in IE\n\t\t\t\t\t\tscript.onload = script.onreadystatechange = null;\n\n\t\t\t\t\t\t// Remove the script\n\t\t\t\t\t\tif ( head && script.parentNode ) {\n\t\t\t\t\t\t\thead.removeChild( script );\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Dereference the script\n\t\t\t\t\t\tscript = undefined;\n\n\t\t\t\t\t\t// Callback if not abort\n\t\t\t\t\t\tif ( !isAbort ) {\n\t\t\t\t\t\t\tcallback( 200, \"success\" );\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t};\n\t\t\t\t// Use insertBefore instead of appendChild  to circumvent an IE6 bug.\n\t\t\t\t// This arises when a base node is used (#2709 and #4378).\n\t\t\t\thead.insertBefore( script, head.firstChild );\n\t\t\t},\n\n\t\t\tabort: function() {\n\t\t\t\tif ( script ) {\n\t\t\t\t\tscript.onload( 0, 1 );\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\t}\n});\nvar xhrCallbacks,\n\t// #5280: Internet Explorer will keep connections alive if we don't abort on unload\n\txhrOnUnloadAbort = window.ActiveXObject ? function() {\n\t\t// Abort all pending requests\n\t\tfor ( var key in xhrCallbacks ) {\n\t\t\txhrCallbacks[ key ]( 0, 1 );\n\t\t}\n\t} : false,\n\txhrId = 0;\n\n// Functions to create xhrs\nfunction createStandardXHR() {\n\ttry {\n\t\treturn new window.XMLHttpRequest();\n\t} catch( e ) {}\n}\n\nfunction createActiveXHR() {\n\ttry {\n\t\treturn new window.ActiveXObject( \"Microsoft.XMLHTTP\" );\n\t} catch( e ) {}\n}\n\n// Create the request object\n// (This is still attached to ajaxSettings for backward compatibility)\njQuery.ajaxSettings.xhr = window.ActiveXObject ?\n\t/* Microsoft failed to properly\n\t * implement the XMLHttpRequest in IE7 (can't request local files),\n\t * so we use the ActiveXObject when it is available\n\t * Additionally XMLHttpRequest can be disabled in IE7/IE8 so\n\t * we need a fallback.\n\t */\n\tfunction() {\n\t\treturn !this.isLocal && createStandardXHR() || createActiveXHR();\n\t} :\n\t// For all other browsers, use the standard XMLHttpRequest object\n\tcreateStandardXHR;\n\n// Determine support properties\n(function( xhr ) {\n\tjQuery.extend( jQuery.support, {\n\t\tajax: !!xhr,\n\t\tcors: !!xhr && ( \"withCredentials\" in xhr )\n\t});\n})( jQuery.ajaxSettings.xhr() );\n\n// Create transport if the browser can provide an xhr\nif ( jQuery.support.ajax ) {\n\n\tjQuery.ajaxTransport(function( s ) {\n\t\t// Cross domain only allowed if supported through XMLHttpRequest\n\t\tif ( !s.crossDomain || jQuery.support.cors ) {\n\n\t\t\tvar callback;\n\n\t\t\treturn {\n\t\t\t\tsend: function( headers, complete ) {\n\n\t\t\t\t\t// Get a new xhr\n\t\t\t\t\tvar handle, i,\n\t\t\t\t\t\txhr = s.xhr();\n\n\t\t\t\t\t// Open the socket\n\t\t\t\t\t// Passing null username, generates a login popup on Opera (#2865)\n\t\t\t\t\tif ( s.username ) {\n\t\t\t\t\t\txhr.open( s.type, s.url, s.async, s.username, s.password );\n\t\t\t\t\t} else {\n\t\t\t\t\t\txhr.open( s.type, s.url, s.async );\n\t\t\t\t\t}\n\n\t\t\t\t\t// Apply custom fields if provided\n\t\t\t\t\tif ( s.xhrFields ) {\n\t\t\t\t\t\tfor ( i in s.xhrFields ) {\n\t\t\t\t\t\t\txhr[ i ] = s.xhrFields[ i ];\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\n\t\t\t\t\t// Override mime type if needed\n\t\t\t\t\tif ( s.mimeType && xhr.overrideMimeType ) {\n\t\t\t\t\t\txhr.overrideMimeType( s.mimeType );\n\t\t\t\t\t}\n\n\t\t\t\t\t// X-Requested-With header\n\t\t\t\t\t// For cross-domain requests, seeing as conditions for a preflight are\n\t\t\t\t\t// akin to a jigsaw puzzle, we simply never set it to be sure.\n\t\t\t\t\t// (it can always be set on a per-request basis or even using ajaxSetup)\n\t\t\t\t\t// For same-domain requests, won't change header if already provided.\n\t\t\t\t\tif ( !s.crossDomain && !headers[\"X-Requested-With\"] ) {\n\t\t\t\t\t\theaders[ \"X-Requested-With\" ] = \"XMLHttpRequest\";\n\t\t\t\t\t}\n\n\t\t\t\t\t// Need an extra try/catch for cross domain requests in Firefox 3\n\t\t\t\t\ttry {\n\t\t\t\t\t\tfor ( i in headers ) {\n\t\t\t\t\t\t\txhr.setRequestHeader( i, headers[ i ] );\n\t\t\t\t\t\t}\n\t\t\t\t\t} catch( _ ) {}\n\n\t\t\t\t\t// Do send the request\n\t\t\t\t\t// This may raise an exception which is actually\n\t\t\t\t\t// handled in jQuery.ajax (so no try/catch here)\n\t\t\t\t\txhr.send( ( s.hasContent && s.data ) || null );\n\n\t\t\t\t\t// Listener\n\t\t\t\t\tcallback = function( _, isAbort ) {\n\n\t\t\t\t\t\tvar status,\n\t\t\t\t\t\t\tstatusText,\n\t\t\t\t\t\t\tresponseHeaders,\n\t\t\t\t\t\t\tresponses,\n\t\t\t\t\t\t\txml;\n\n\t\t\t\t\t\t// Firefox throws exceptions when accessing properties\n\t\t\t\t\t\t// of an xhr when a network error occurred\n\t\t\t\t\t\t// http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)\n\t\t\t\t\t\ttry {\n\n\t\t\t\t\t\t\t// Was never called and is aborted or complete\n\t\t\t\t\t\t\tif ( callback && ( isAbort || xhr.readyState === 4 ) ) {\n\n\t\t\t\t\t\t\t\t// Only called once\n\t\t\t\t\t\t\t\tcallback = undefined;\n\n\t\t\t\t\t\t\t\t// Do not keep as active anymore\n\t\t\t\t\t\t\t\tif ( handle ) {\n\t\t\t\t\t\t\t\t\txhr.onreadystatechange = jQuery.noop;\n\t\t\t\t\t\t\t\t\tif ( xhrOnUnloadAbort ) {\n\t\t\t\t\t\t\t\t\t\tdelete xhrCallbacks[ handle ];\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t// If it's an abort\n\t\t\t\t\t\t\t\tif ( isAbort ) {\n\t\t\t\t\t\t\t\t\t// Abort it manually if needed\n\t\t\t\t\t\t\t\t\tif ( xhr.readyState !== 4 ) {\n\t\t\t\t\t\t\t\t\t\txhr.abort();\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\t\tstatus = xhr.status;\n\t\t\t\t\t\t\t\t\tresponseHeaders = xhr.getAllResponseHeaders();\n\t\t\t\t\t\t\t\t\tresponses = {};\n\t\t\t\t\t\t\t\t\txml = xhr.responseXML;\n\n\t\t\t\t\t\t\t\t\t// Construct response list\n\t\t\t\t\t\t\t\t\tif ( xml && xml.documentElement /* #4958 */ ) {\n\t\t\t\t\t\t\t\t\t\tresponses.xml = xml;\n\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\t// When requesting binary data, IE6-9 will throw an exception\n\t\t\t\t\t\t\t\t\t// on any attempt to access responseText (#11426)\n\t\t\t\t\t\t\t\t\ttry {\n\t\t\t\t\t\t\t\t\t\tresponses.text = xhr.responseText;\n\t\t\t\t\t\t\t\t\t} catch( _ ) {\n\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\t// Firefox throws an exception when accessing\n\t\t\t\t\t\t\t\t\t// statusText for faulty cross-domain requests\n\t\t\t\t\t\t\t\t\ttry {\n\t\t\t\t\t\t\t\t\t\tstatusText = xhr.statusText;\n\t\t\t\t\t\t\t\t\t} catch( e ) {\n\t\t\t\t\t\t\t\t\t\t// We normalize with Webkit giving an empty statusText\n\t\t\t\t\t\t\t\t\t\tstatusText = \"\";\n\t\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t\t\t// Filter status for non standard behaviors\n\n\t\t\t\t\t\t\t\t\t// If the request is local and we have data: assume a success\n\t\t\t\t\t\t\t\t\t// (success with no data won't get notified, that's the best we\n\t\t\t\t\t\t\t\t\t// can do given current implementations)\n\t\t\t\t\t\t\t\t\tif ( !status && s.isLocal && !s.crossDomain ) {\n\t\t\t\t\t\t\t\t\t\tstatus = responses.text ? 200 : 404;\n\t\t\t\t\t\t\t\t\t// IE - #1450: sometimes returns 1223 when it should be 204\n\t\t\t\t\t\t\t\t\t} else if ( status === 1223 ) {\n\t\t\t\t\t\t\t\t\t\tstatus = 204;\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t} catch( firefoxAccessException ) {\n\t\t\t\t\t\t\tif ( !isAbort ) {\n\t\t\t\t\t\t\t\tcomplete( -1, firefoxAccessException );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Call complete if needed\n\t\t\t\t\t\tif ( responses ) {\n\t\t\t\t\t\t\tcomplete( status, statusText, responses, responseHeaders );\n\t\t\t\t\t\t}\n\t\t\t\t\t};\n\n\t\t\t\t\tif ( !s.async ) {\n\t\t\t\t\t\t// if we're in sync mode we fire the callback\n\t\t\t\t\t\tcallback();\n\t\t\t\t\t} else if ( xhr.readyState === 4 ) {\n\t\t\t\t\t\t// (IE6 & IE7) if it's in cache and has been\n\t\t\t\t\t\t// retrieved directly we need to fire the callback\n\t\t\t\t\t\tsetTimeout( callback, 0 );\n\t\t\t\t\t} else {\n\t\t\t\t\t\thandle = ++xhrId;\n\t\t\t\t\t\tif ( xhrOnUnloadAbort ) {\n\t\t\t\t\t\t\t// Create the active xhrs callbacks list if needed\n\t\t\t\t\t\t\t// and attach the unload handler\n\t\t\t\t\t\t\tif ( !xhrCallbacks ) {\n\t\t\t\t\t\t\t\txhrCallbacks = {};\n\t\t\t\t\t\t\t\tjQuery( window ).unload( xhrOnUnloadAbort );\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t// Add to list of active xhrs callbacks\n\t\t\t\t\t\t\txhrCallbacks[ handle ] = callback;\n\t\t\t\t\t\t}\n\t\t\t\t\t\txhr.onreadystatechange = callback;\n\t\t\t\t\t}\n\t\t\t\t},\n\n\t\t\t\tabort: function() {\n\t\t\t\t\tif ( callback ) {\n\t\t\t\t\t\tcallback(0,1);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t};\n\t\t}\n\t});\n}\nvar fxNow, timerId,\n\trfxtypes = /^(?:toggle|show|hide)$/,\n\trfxnum = new RegExp( \"^(?:([-+])=|)(\" + core_pnum + \")([a-z%]*)$\", \"i\" ),\n\trrun = /queueHooks$/,\n\tanimationPrefilters = [ defaultPrefilter ],\n\ttweeners = {\n\t\t\"*\": [function( prop, value ) {\n\t\t\tvar end, unit, prevScale,\n\t\t\t\ttween = this.createTween( prop, value ),\n\t\t\t\tparts = rfxnum.exec( value ),\n\t\t\t\ttarget = tween.cur(),\n\t\t\t\tstart = +target || 0,\n\t\t\t\tscale = 1;\n\n\t\t\tif ( parts ) {\n\t\t\t\tend = +parts[2];\n\t\t\t\tunit = parts[3] || ( jQuery.cssNumber[ prop ] ? \"\" : \"px\" );\n\n\t\t\t\t// We need to compute starting value\n\t\t\t\tif ( unit !== \"px\" && start ) {\n\t\t\t\t\t// Iteratively approximate from a nonzero starting point\n\t\t\t\t\t// Prefer the current property, because this process will be trivial if it uses the same units\n\t\t\t\t\t// Fallback to end or a simple constant\n\t\t\t\t\tstart = jQuery.css( tween.elem, prop, true ) || end || 1;\n\n\t\t\t\t\tdo {\n\t\t\t\t\t\t// If previous iteration zeroed out, double until we get *something*\n\t\t\t\t\t\t// Use a string for doubling factor so we don't accidentally see scale as unchanged below\n\t\t\t\t\t\tprevScale = scale = scale || \".5\";\n\n\t\t\t\t\t\t// Adjust and apply\n\t\t\t\t\t\tstart = start / scale;\n\t\t\t\t\t\tjQuery.style( tween.elem, prop, start + unit );\n\n\t\t\t\t\t\t// Update scale, tolerating zeroes from tween.cur()\n\t\t\t\t\t\tscale = tween.cur() / target;\n\n\t\t\t\t\t// Stop looping if we've hit the mark or scale is unchanged\n\t\t\t\t\t} while ( scale !== 1 && scale !== prevScale );\n\t\t\t\t}\n\n\t\t\t\ttween.unit = unit;\n\t\t\t\ttween.start = start;\n\t\t\t\t// If a +=/-= token was provided, we're doing a relative animation\n\t\t\t\ttween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end;\n\t\t\t}\n\t\t\treturn tween;\n\t\t}]\n\t};\n\n// Animations created synchronously will run synchronously\nfunction createFxNow() {\n\tsetTimeout(function() {\n\t\tfxNow = undefined;\n\t}, 0 );\n\treturn ( fxNow = jQuery.now() );\n}\n\nfunction createTweens( animation, props ) {\n\tjQuery.each( props, function( prop, value ) {\n\t\tvar collection = ( tweeners[ prop ] || [] ).concat( tweeners[ \"*\" ] ),\n\t\t\tindex = 0,\n\t\t\tlength = collection.length;\n\t\tfor ( ; index < length; index++ ) {\n\t\t\tif ( collection[ index ].call( animation, prop, value ) ) {\n\n\t\t\t\t// we're done with this property\n\t\t\t\treturn;\n\t\t\t}\n\t\t}\n\t});\n}\n\nfunction Animation( elem, properties, options ) {\n\tvar result,\n\t\tindex = 0,\n\t\ttweenerIndex = 0,\n\t\tlength = animationPrefilters.length,\n\t\tdeferred = jQuery.Deferred().always( function() {\n\t\t\t// don't match elem in the :animated selector\n\t\t\tdelete tick.elem;\n\t\t}),\n\t\ttick = function() {\n\t\t\tvar currentTime = fxNow || createFxNow(),\n\t\t\t\tremaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),\n\t\t\t\tpercent = 1 - ( remaining / animation.duration || 0 ),\n\t\t\t\tindex = 0,\n\t\t\t\tlength = animation.tweens.length;\n\n\t\t\tfor ( ; index < length ; index++ ) {\n\t\t\t\tanimation.tweens[ index ].run( percent );\n\t\t\t}\n\n\t\t\tdeferred.notifyWith( elem, [ animation, percent, remaining ]);\n\n\t\t\tif ( percent < 1 && length ) {\n\t\t\t\treturn remaining;\n\t\t\t} else {\n\t\t\t\tdeferred.resolveWith( elem, [ animation ] );\n\t\t\t\treturn false;\n\t\t\t}\n\t\t},\n\t\tanimation = deferred.promise({\n\t\t\telem: elem,\n\t\t\tprops: jQuery.extend( {}, properties ),\n\t\t\topts: jQuery.extend( true, { specialEasing: {} }, options ),\n\t\t\toriginalProperties: properties,\n\t\t\toriginalOptions: options,\n\t\t\tstartTime: fxNow || createFxNow(),\n\t\t\tduration: options.duration,\n\t\t\ttweens: [],\n\t\t\tcreateTween: function( prop, end, easing ) {\n\t\t\t\tvar tween = jQuery.Tween( elem, animation.opts, prop, end,\n\t\t\t\t\t\tanimation.opts.specialEasing[ prop ] || animation.opts.easing );\n\t\t\t\tanimation.tweens.push( tween );\n\t\t\t\treturn tween;\n\t\t\t},\n\t\t\tstop: function( gotoEnd ) {\n\t\t\t\tvar index = 0,\n\t\t\t\t\t// if we are going to the end, we want to run all the tweens\n\t\t\t\t\t// otherwise we skip this part\n\t\t\t\t\tlength = gotoEnd ? animation.tweens.length : 0;\n\n\t\t\t\tfor ( ; index < length ; index++ ) {\n\t\t\t\t\tanimation.tweens[ index ].run( 1 );\n\t\t\t\t}\n\n\t\t\t\t// resolve when we played the last frame\n\t\t\t\t// otherwise, reject\n\t\t\t\tif ( gotoEnd ) {\n\t\t\t\t\tdeferred.resolveWith( elem, [ animation, gotoEnd ] );\n\t\t\t\t} else {\n\t\t\t\t\tdeferred.rejectWith( elem, [ animation, gotoEnd ] );\n\t\t\t\t}\n\t\t\t\treturn this;\n\t\t\t}\n\t\t}),\n\t\tprops = animation.props;\n\n\tpropFilter( props, animation.opts.specialEasing );\n\n\tfor ( ; index < length ; index++ ) {\n\t\tresult = animationPrefilters[ index ].call( animation, elem, props, animation.opts );\n\t\tif ( result ) {\n\t\t\treturn result;\n\t\t}\n\t}\n\n\tcreateTweens( animation, props );\n\n\tif ( jQuery.isFunction( animation.opts.start ) ) {\n\t\tanimation.opts.start.call( elem, animation );\n\t}\n\n\tjQuery.fx.timer(\n\t\tjQuery.extend( tick, {\n\t\t\tanim: animation,\n\t\t\tqueue: animation.opts.queue,\n\t\t\telem: elem\n\t\t})\n\t);\n\n\t// attach callbacks from options\n\treturn animation.progress( animation.opts.progress )\n\t\t.done( animation.opts.done, animation.opts.complete )\n\t\t.fail( animation.opts.fail )\n\t\t.always( animation.opts.always );\n}\n\nfunction propFilter( props, specialEasing ) {\n\tvar index, name, easing, value, hooks;\n\n\t// camelCase, specialEasing and expand cssHook pass\n\tfor ( index in props ) {\n\t\tname = jQuery.camelCase( index );\n\t\teasing = specialEasing[ name ];\n\t\tvalue = props[ index ];\n\t\tif ( jQuery.isArray( value ) ) {\n\t\t\teasing = value[ 1 ];\n\t\t\tvalue = props[ index ] = value[ 0 ];\n\t\t}\n\n\t\tif ( index !== name ) {\n\t\t\tprops[ name ] = value;\n\t\t\tdelete props[ index ];\n\t\t}\n\n\t\thooks = jQuery.cssHooks[ name ];\n\t\tif ( hooks && \"expand\" in hooks ) {\n\t\t\tvalue = hooks.expand( value );\n\t\t\tdelete props[ name ];\n\n\t\t\t// not quite $.extend, this wont overwrite keys already present.\n\t\t\t// also - reusing 'index' from above because we have the correct \"name\"\n\t\t\tfor ( index in value ) {\n\t\t\t\tif ( !( index in props ) ) {\n\t\t\t\t\tprops[ index ] = value[ index ];\n\t\t\t\t\tspecialEasing[ index ] = easing;\n\t\t\t\t}\n\t\t\t}\n\t\t} else {\n\t\t\tspecialEasing[ name ] = easing;\n\t\t}\n\t}\n}\n\njQuery.Animation = jQuery.extend( Animation, {\n\n\ttweener: function( props, callback ) {\n\t\tif ( jQuery.isFunction( props ) ) {\n\t\t\tcallback = props;\n\t\t\tprops = [ \"*\" ];\n\t\t} else {\n\t\t\tprops = props.split(\" \");\n\t\t}\n\n\t\tvar prop,\n\t\t\tindex = 0,\n\t\t\tlength = props.length;\n\n\t\tfor ( ; index < length ; index++ ) {\n\t\t\tprop = props[ index ];\n\t\t\ttweeners[ prop ] = tweeners[ prop ] || [];\n\t\t\ttweeners[ prop ].unshift( callback );\n\t\t}\n\t},\n\n\tprefilter: function( callback, prepend ) {\n\t\tif ( prepend ) {\n\t\t\tanimationPrefilters.unshift( callback );\n\t\t} else {\n\t\t\tanimationPrefilters.push( callback );\n\t\t}\n\t}\n});\n\nfunction defaultPrefilter( elem, props, opts ) {\n\tvar index, prop, value, length, dataShow, tween, hooks, oldfire,\n\t\tanim = this,\n\t\tstyle = elem.style,\n\t\torig = {},\n\t\thandled = [],\n\t\thidden = elem.nodeType && isHidden( elem );\n\n\t// handle queue: false promises\n\tif ( !opts.queue ) {\n\t\thooks = jQuery._queueHooks( elem, \"fx\" );\n\t\tif ( hooks.unqueued == null ) {\n\t\t\thooks.unqueued = 0;\n\t\t\toldfire = hooks.empty.fire;\n\t\t\thooks.empty.fire = function() {\n\t\t\t\tif ( !hooks.unqueued ) {\n\t\t\t\t\toldfire();\n\t\t\t\t}\n\t\t\t};\n\t\t}\n\t\thooks.unqueued++;\n\n\t\tanim.always(function() {\n\t\t\t// doing this makes sure that the complete handler will be called\n\t\t\t// before this completes\n\t\t\tanim.always(function() {\n\t\t\t\thooks.unqueued--;\n\t\t\t\tif ( !jQuery.queue( elem, \"fx\" ).length ) {\n\t\t\t\t\thooks.empty.fire();\n\t\t\t\t}\n\t\t\t});\n\t\t});\n\t}\n\n\t// height/width overflow pass\n\tif ( elem.nodeType === 1 && ( \"height\" in props || \"width\" in props ) ) {\n\t\t// Make sure that nothing sneaks out\n\t\t// Record all 3 overflow attributes because IE does not\n\t\t// change the overflow attribute when overflowX and\n\t\t// overflowY are set to the same value\n\t\topts.overflow = [ style.overflow, style.overflowX, style.overflowY ];\n\n\t\t// Set display property to inline-block for height/width\n\t\t// animations on inline elements that are having width/height animated\n\t\tif ( jQuery.css( elem, \"display\" ) === \"inline\" &&\n\t\t\t\tjQuery.css( elem, \"float\" ) === \"none\" ) {\n\n\t\t\t// inline-level elements accept inline-block;\n\t\t\t// block-level elements need to be inline with layout\n\t\t\tif ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === \"inline\" ) {\n\t\t\t\tstyle.display = \"inline-block\";\n\n\t\t\t} else {\n\t\t\t\tstyle.zoom = 1;\n\t\t\t}\n\t\t}\n\t}\n\n\tif ( opts.overflow ) {\n\t\tstyle.overflow = \"hidden\";\n\t\tif ( !jQuery.support.shrinkWrapBlocks ) {\n\t\t\tanim.done(function() {\n\t\t\t\tstyle.overflow = opts.overflow[ 0 ];\n\t\t\t\tstyle.overflowX = opts.overflow[ 1 ];\n\t\t\t\tstyle.overflowY = opts.overflow[ 2 ];\n\t\t\t});\n\t\t}\n\t}\n\n\n\t// show/hide pass\n\tfor ( index in props ) {\n\t\tvalue = props[ index ];\n\t\tif ( rfxtypes.exec( value ) ) {\n\t\t\tdelete props[ index ];\n\t\t\tif ( value === ( hidden ? \"hide\" : \"show\" ) ) {\n\t\t\t\tcontinue;\n\t\t\t}\n\t\t\thandled.push( index );\n\t\t}\n\t}\n\n\tlength = handled.length;\n\tif ( length ) {\n\t\tdataShow = jQuery._data( elem, \"fxshow\" ) || jQuery._data( elem, \"fxshow\", {} );\n\t\tif ( hidden ) {\n\t\t\tjQuery( elem ).show();\n\t\t} else {\n\t\t\tanim.done(function() {\n\t\t\t\tjQuery( elem ).hide();\n\t\t\t});\n\t\t}\n\t\tanim.done(function() {\n\t\t\tvar prop;\n\t\t\tjQuery.removeData( elem, \"fxshow\", true );\n\t\t\tfor ( prop in orig ) {\n\t\t\t\tjQuery.style( elem, prop, orig[ prop ] );\n\t\t\t}\n\t\t});\n\t\tfor ( index = 0 ; index < length ; index++ ) {\n\t\t\tprop = handled[ index ];\n\t\t\ttween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 );\n\t\t\torig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop );\n\n\t\t\tif ( !( prop in dataShow ) ) {\n\t\t\t\tdataShow[ prop ] = tween.start;\n\t\t\t\tif ( hidden ) {\n\t\t\t\t\ttween.end = tween.start;\n\t\t\t\t\ttween.start = prop === \"width\" || prop === \"height\" ? 1 : 0;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n}\n\nfunction Tween( elem, options, prop, end, easing ) {\n\treturn new Tween.prototype.init( elem, options, prop, end, easing );\n}\njQuery.Tween = Tween;\n\nTween.prototype = {\n\tconstructor: Tween,\n\tinit: function( elem, options, prop, end, easing, unit ) {\n\t\tthis.elem = elem;\n\t\tthis.prop = prop;\n\t\tthis.easing = easing || \"swing\";\n\t\tthis.options = options;\n\t\tthis.start = this.now = this.cur();\n\t\tthis.end = end;\n\t\tthis.unit = unit || ( jQuery.cssNumber[ prop ] ? \"\" : \"px\" );\n\t},\n\tcur: function() {\n\t\tvar hooks = Tween.propHooks[ this.prop ];\n\n\t\treturn hooks && hooks.get ?\n\t\t\thooks.get( this ) :\n\t\t\tTween.propHooks._default.get( this );\n\t},\n\trun: function( percent ) {\n\t\tvar eased,\n\t\t\thooks = Tween.propHooks[ this.prop ];\n\n\t\tif ( this.options.duration ) {\n\t\t\tthis.pos = eased = jQuery.easing[ this.easing ](\n\t\t\t\tpercent, this.options.duration * percent, 0, 1, this.options.duration\n\t\t\t);\n\t\t} else {\n\t\t\tthis.pos = eased = percent;\n\t\t}\n\t\tthis.now = ( this.end - this.start ) * eased + this.start;\n\n\t\tif ( this.options.step ) {\n\t\t\tthis.options.step.call( this.elem, this.now, this );\n\t\t}\n\n\t\tif ( hooks && hooks.set ) {\n\t\t\thooks.set( this );\n\t\t} else {\n\t\t\tTween.propHooks._default.set( this );\n\t\t}\n\t\treturn this;\n\t}\n};\n\nTween.prototype.init.prototype = Tween.prototype;\n\nTween.propHooks = {\n\t_default: {\n\t\tget: function( tween ) {\n\t\t\tvar result;\n\n\t\t\tif ( tween.elem[ tween.prop ] != null &&\n\t\t\t\t(!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {\n\t\t\t\treturn tween.elem[ tween.prop ];\n\t\t\t}\n\n\t\t\t// passing any value as a 4th parameter to .css will automatically\n\t\t\t// attempt a parseFloat and fallback to a string if the parse fails\n\t\t\t// so, simple values such as \"10px\" are parsed to Float.\n\t\t\t// complex values such as \"rotate(1rad)\" are returned as is.\n\t\t\tresult = jQuery.css( tween.elem, tween.prop, false, \"\" );\n\t\t\t// Empty strings, null, undefined and \"auto\" are converted to 0.\n\t\t\treturn !result || result === \"auto\" ? 0 : result;\n\t\t},\n\t\tset: function( tween ) {\n\t\t\t// use step hook for back compat - use cssHook if its there - use .style if its\n\t\t\t// available and use plain properties where available\n\t\t\tif ( jQuery.fx.step[ tween.prop ] ) {\n\t\t\t\tjQuery.fx.step[ tween.prop ]( tween );\n\t\t\t} else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {\n\t\t\t\tjQuery.style( tween.elem, tween.prop, tween.now + tween.unit );\n\t\t\t} else {\n\t\t\t\ttween.elem[ tween.prop ] = tween.now;\n\t\t\t}\n\t\t}\n\t}\n};\n\n// Remove in 2.0 - this supports IE8's panic based approach\n// to setting things on disconnected nodes\n\nTween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {\n\tset: function( tween ) {\n\t\tif ( tween.elem.nodeType && tween.elem.parentNode ) {\n\t\t\ttween.elem[ tween.prop ] = tween.now;\n\t\t}\n\t}\n};\n\njQuery.each([ \"toggle\", \"show\", \"hide\" ], function( i, name ) {\n\tvar cssFn = jQuery.fn[ name ];\n\tjQuery.fn[ name ] = function( speed, easing, callback ) {\n\t\treturn speed == null || typeof speed === \"boolean\" ||\n\t\t\t// special check for .toggle( handler, handler, ... )\n\t\t\t( !i && jQuery.isFunction( speed ) && jQuery.isFunction( easing ) ) ?\n\t\t\tcssFn.apply( this, arguments ) :\n\t\t\tthis.animate( genFx( name, true ), speed, easing, callback );\n\t};\n});\n\njQuery.fn.extend({\n\tfadeTo: function( speed, to, easing, callback ) {\n\n\t\t// show any hidden elements after setting opacity to 0\n\t\treturn this.filter( isHidden ).css( \"opacity\", 0 ).show()\n\n\t\t\t// animate to the value specified\n\t\t\t.end().animate({ opacity: to }, speed, easing, callback );\n\t},\n\tanimate: function( prop, speed, easing, callback ) {\n\t\tvar empty = jQuery.isEmptyObject( prop ),\n\t\t\toptall = jQuery.speed( speed, easing, callback ),\n\t\t\tdoAnimation = function() {\n\t\t\t\t// Operate on a copy of prop so per-property easing won't be lost\n\t\t\t\tvar anim = Animation( this, jQuery.extend( {}, prop ), optall );\n\n\t\t\t\t// Empty animations resolve immediately\n\t\t\t\tif ( empty ) {\n\t\t\t\t\tanim.stop( true );\n\t\t\t\t}\n\t\t\t};\n\n\t\treturn empty || optall.queue === false ?\n\t\t\tthis.each( doAnimation ) :\n\t\t\tthis.queue( optall.queue, doAnimation );\n\t},\n\tstop: function( type, clearQueue, gotoEnd ) {\n\t\tvar stopQueue = function( hooks ) {\n\t\t\tvar stop = hooks.stop;\n\t\t\tdelete hooks.stop;\n\t\t\tstop( gotoEnd );\n\t\t};\n\n\t\tif ( typeof type !== \"string\" ) {\n\t\t\tgotoEnd = clearQueue;\n\t\t\tclearQueue = type;\n\t\t\ttype = undefined;\n\t\t}\n\t\tif ( clearQueue && type !== false ) {\n\t\t\tthis.queue( type || \"fx\", [] );\n\t\t}\n\n\t\treturn this.each(function() {\n\t\t\tvar dequeue = true,\n\t\t\t\tindex = type != null && type + \"queueHooks\",\n\t\t\t\ttimers = jQuery.timers,\n\t\t\t\tdata = jQuery._data( this );\n\n\t\t\tif ( index ) {\n\t\t\t\tif ( data[ index ] && data[ index ].stop ) {\n\t\t\t\t\tstopQueue( data[ index ] );\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tfor ( index in data ) {\n\t\t\t\t\tif ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {\n\t\t\t\t\t\tstopQueue( data[ index ] );\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tfor ( index = timers.length; index--; ) {\n\t\t\t\tif ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {\n\t\t\t\t\ttimers[ index ].anim.stop( gotoEnd );\n\t\t\t\t\tdequeue = false;\n\t\t\t\t\ttimers.splice( index, 1 );\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// start the next in the queue if the last step wasn't forced\n\t\t\t// timers currently will call their complete callbacks, which will dequeue\n\t\t\t// but only if they were gotoEnd\n\t\t\tif ( dequeue || !gotoEnd ) {\n\t\t\t\tjQuery.dequeue( this, type );\n\t\t\t}\n\t\t});\n\t}\n});\n\n// Generate parameters to create a standard animation\nfunction genFx( type, includeWidth ) {\n\tvar which,\n\t\tattrs = { height: type },\n\t\ti = 0;\n\n\t// if we include width, step value is 1 to do all cssExpand values,\n\t// if we don't include width, step value is 2 to skip over Left and Right\n\tincludeWidth = includeWidth? 1 : 0;\n\tfor( ; i < 4 ; i += 2 - includeWidth ) {\n\t\twhich = cssExpand[ i ];\n\t\tattrs[ \"margin\" + which ] = attrs[ \"padding\" + which ] = type;\n\t}\n\n\tif ( includeWidth ) {\n\t\tattrs.opacity = attrs.width = type;\n\t}\n\n\treturn attrs;\n}\n\n// Generate shortcuts for custom animations\njQuery.each({\n\tslideDown: genFx(\"show\"),\n\tslideUp: genFx(\"hide\"),\n\tslideToggle: genFx(\"toggle\"),\n\tfadeIn: { opacity: \"show\" },\n\tfadeOut: { opacity: \"hide\" },\n\tfadeToggle: { opacity: \"toggle\" }\n}, function( name, props ) {\n\tjQuery.fn[ name ] = function( speed, easing, callback ) {\n\t\treturn this.animate( props, speed, easing, callback );\n\t};\n});\n\njQuery.speed = function( speed, easing, fn ) {\n\tvar opt = speed && typeof speed === \"object\" ? jQuery.extend( {}, speed ) : {\n\t\tcomplete: fn || !fn && easing ||\n\t\t\tjQuery.isFunction( speed ) && speed,\n\t\tduration: speed,\n\t\teasing: fn && easing || easing && !jQuery.isFunction( easing ) && easing\n\t};\n\n\topt.duration = jQuery.fx.off ? 0 : typeof opt.duration === \"number\" ? opt.duration :\n\t\topt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;\n\n\t// normalize opt.queue - true/undefined/null -> \"fx\"\n\tif ( opt.queue == null || opt.queue === true ) {\n\t\topt.queue = \"fx\";\n\t}\n\n\t// Queueing\n\topt.old = opt.complete;\n\n\topt.complete = function() {\n\t\tif ( jQuery.isFunction( opt.old ) ) {\n\t\t\topt.old.call( this );\n\t\t}\n\n\t\tif ( opt.queue ) {\n\t\t\tjQuery.dequeue( this, opt.queue );\n\t\t}\n\t};\n\n\treturn opt;\n};\n\njQuery.easing = {\n\tlinear: function( p ) {\n\t\treturn p;\n\t},\n\tswing: function( p ) {\n\t\treturn 0.5 - Math.cos( p*Math.PI ) / 2;\n\t}\n};\n\njQuery.timers = [];\njQuery.fx = Tween.prototype.init;\njQuery.fx.tick = function() {\n\tvar timer,\n\t\ttimers = jQuery.timers,\n\t\ti = 0;\n\n\tfor ( ; i < timers.length; i++ ) {\n\t\ttimer = timers[ i ];\n\t\t// Checks the timer has not already been removed\n\t\tif ( !timer() && timers[ i ] === timer ) {\n\t\t\ttimers.splice( i--, 1 );\n\t\t}\n\t}\n\n\tif ( !timers.length ) {\n\t\tjQuery.fx.stop();\n\t}\n};\n\njQuery.fx.timer = function( timer ) {\n\tif ( timer() && jQuery.timers.push( timer ) && !timerId ) {\n\t\ttimerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );\n\t}\n};\n\njQuery.fx.interval = 13;\n\njQuery.fx.stop = function() {\n\tclearInterval( timerId );\n\ttimerId = null;\n};\n\njQuery.fx.speeds = {\n\tslow: 600,\n\tfast: 200,\n\t// Default speed\n\t_default: 400\n};\n\n// Back Compat <1.8 extension point\njQuery.fx.step = {};\n\nif ( jQuery.expr && jQuery.expr.filters ) {\n\tjQuery.expr.filters.animated = function( elem ) {\n\t\treturn jQuery.grep(jQuery.timers, function( fn ) {\n\t\t\treturn elem === fn.elem;\n\t\t}).length;\n\t};\n}\nvar rroot = /^(?:body|html)$/i;\n\njQuery.fn.offset = function( options ) {\n\tif ( arguments.length ) {\n\t\treturn options === undefined ?\n\t\t\tthis :\n\t\t\tthis.each(function( i ) {\n\t\t\t\tjQuery.offset.setOffset( this, options, i );\n\t\t\t});\n\t}\n\n\tvar box, docElem, body, win, clientTop, clientLeft, scrollTop, scrollLeft, top, left,\n\t\telem = this[ 0 ],\n\t\tdoc = elem && elem.ownerDocument;\n\n\tif ( !doc ) {\n\t\treturn;\n\t}\n\n\tif ( (body = doc.body) === elem ) {\n\t\treturn jQuery.offset.bodyOffset( elem );\n\t}\n\n\tdocElem = doc.documentElement;\n\n\t// Make sure we're not dealing with a disconnected DOM node\n\tif ( !jQuery.contains( docElem, elem ) ) {\n\t\treturn { top: 0, left: 0 };\n\t}\n\n\tbox = elem.getBoundingClientRect();\n\twin = getWindow( doc );\n\tclientTop  = docElem.clientTop  || body.clientTop  || 0;\n\tclientLeft = docElem.clientLeft || body.clientLeft || 0;\n\tscrollTop  = win.pageYOffset || docElem.scrollTop;\n\tscrollLeft = win.pageXOffset || docElem.scrollLeft;\n\ttop  = box.top  + scrollTop  - clientTop;\n\tleft = box.left + scrollLeft - clientLeft;\n\n\treturn { top: top, left: left };\n};\n\njQuery.offset = {\n\n\tbodyOffset: function( body ) {\n\t\tvar top = body.offsetTop,\n\t\t\tleft = body.offsetLeft;\n\n\t\tif ( jQuery.support.doesNotIncludeMarginInBodyOffset ) {\n\t\t\ttop  += parseFloat( jQuery.css(body, \"marginTop\") ) || 0;\n\t\t\tleft += parseFloat( jQuery.css(body, \"marginLeft\") ) || 0;\n\t\t}\n\n\t\treturn { top: top, left: left };\n\t},\n\n\tsetOffset: function( elem, options, i ) {\n\t\tvar position = jQuery.css( elem, \"position\" );\n\n\t\t// set position first, in-case top/left are set even on static elem\n\t\tif ( position === \"static\" ) {\n\t\t\telem.style.position = \"relative\";\n\t\t}\n\n\t\tvar curElem = jQuery( elem ),\n\t\t\tcurOffset = curElem.offset(),\n\t\t\tcurCSSTop = jQuery.css( elem, \"top\" ),\n\t\t\tcurCSSLeft = jQuery.css( elem, \"left\" ),\n\t\t\tcalculatePosition = ( position === \"absolute\" || position === \"fixed\" ) && jQuery.inArray(\"auto\", [curCSSTop, curCSSLeft]) > -1,\n\t\t\tprops = {}, curPosition = {}, curTop, curLeft;\n\n\t\t// need to be able to calculate position if either top or left is auto and position is either absolute or fixed\n\t\tif ( calculatePosition ) {\n\t\t\tcurPosition = curElem.position();\n\t\t\tcurTop = curPosition.top;\n\t\t\tcurLeft = curPosition.left;\n\t\t} else {\n\t\t\tcurTop = parseFloat( curCSSTop ) || 0;\n\t\t\tcurLeft = parseFloat( curCSSLeft ) || 0;\n\t\t}\n\n\t\tif ( jQuery.isFunction( options ) ) {\n\t\t\toptions = options.call( elem, i, curOffset );\n\t\t}\n\n\t\tif ( options.top != null ) {\n\t\t\tprops.top = ( options.top - curOffset.top ) + curTop;\n\t\t}\n\t\tif ( options.left != null ) {\n\t\t\tprops.left = ( options.left - curOffset.left ) + curLeft;\n\t\t}\n\n\t\tif ( \"using\" in options ) {\n\t\t\toptions.using.call( elem, props );\n\t\t} else {\n\t\t\tcurElem.css( props );\n\t\t}\n\t}\n};\n\n\njQuery.fn.extend({\n\n\tposition: function() {\n\t\tif ( !this[0] ) {\n\t\t\treturn;\n\t\t}\n\n\t\tvar elem = this[0],\n\n\t\t// Get *real* offsetParent\n\t\toffsetParent = this.offsetParent(),\n\n\t\t// Get correct offsets\n\t\toffset       = this.offset(),\n\t\tparentOffset = rroot.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset();\n\n\t\t// Subtract element margins\n\t\t// note: when an element has margin: auto the offsetLeft and marginLeft\n\t\t// are the same in Safari causing offset.left to incorrectly be 0\n\t\toffset.top  -= parseFloat( jQuery.css(elem, \"marginTop\") ) || 0;\n\t\toffset.left -= parseFloat( jQuery.css(elem, \"marginLeft\") ) || 0;\n\n\t\t// Add offsetParent borders\n\t\tparentOffset.top  += parseFloat( jQuery.css(offsetParent[0], \"borderTopWidth\") ) || 0;\n\t\tparentOffset.left += parseFloat( jQuery.css(offsetParent[0], \"borderLeftWidth\") ) || 0;\n\n\t\t// Subtract the two offsets\n\t\treturn {\n\t\t\ttop:  offset.top  - parentOffset.top,\n\t\t\tleft: offset.left - parentOffset.left\n\t\t};\n\t},\n\n\toffsetParent: function() {\n\t\treturn this.map(function() {\n\t\t\tvar offsetParent = this.offsetParent || document.body;\n\t\t\twhile ( offsetParent && (!rroot.test(offsetParent.nodeName) && jQuery.css(offsetParent, \"position\") === \"static\") ) {\n\t\t\t\toffsetParent = offsetParent.offsetParent;\n\t\t\t}\n\t\t\treturn offsetParent || document.body;\n\t\t});\n\t}\n});\n\n\n// Create scrollLeft and scrollTop methods\njQuery.each( {scrollLeft: \"pageXOffset\", scrollTop: \"pageYOffset\"}, function( method, prop ) {\n\tvar top = /Y/.test( prop );\n\n\tjQuery.fn[ method ] = function( val ) {\n\t\treturn jQuery.access( this, function( elem, method, val ) {\n\t\t\tvar win = getWindow( elem );\n\n\t\t\tif ( val === undefined ) {\n\t\t\t\treturn win ? (prop in win) ? win[ prop ] :\n\t\t\t\t\twin.document.documentElement[ method ] :\n\t\t\t\t\telem[ method ];\n\t\t\t}\n\n\t\t\tif ( win ) {\n\t\t\t\twin.scrollTo(\n\t\t\t\t\t!top ? val : jQuery( win ).scrollLeft(),\n\t\t\t\t\t top ? val : jQuery( win ).scrollTop()\n\t\t\t\t);\n\n\t\t\t} else {\n\t\t\t\telem[ method ] = val;\n\t\t\t}\n\t\t}, method, val, arguments.length, null );\n\t};\n});\n\nfunction getWindow( elem ) {\n\treturn jQuery.isWindow( elem ) ?\n\t\telem :\n\t\telem.nodeType === 9 ?\n\t\t\telem.defaultView || elem.parentWindow :\n\t\t\tfalse;\n}\n// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods\njQuery.each( { Height: \"height\", Width: \"width\" }, function( name, type ) {\n\tjQuery.each( { padding: \"inner\" + name, content: type, \"\": \"outer\" + name }, function( defaultExtra, funcName ) {\n\t\t// margin is only for outerHeight, outerWidth\n\t\tjQuery.fn[ funcName ] = function( margin, value ) {\n\t\t\tvar chainable = arguments.length && ( defaultExtra || typeof margin !== \"boolean\" ),\n\t\t\t\textra = defaultExtra || ( margin === true || value === true ? \"margin\" : \"border\" );\n\n\t\t\treturn jQuery.access( this, function( elem, type, value ) {\n\t\t\t\tvar doc;\n\n\t\t\t\tif ( jQuery.isWindow( elem ) ) {\n\t\t\t\t\t// As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there\n\t\t\t\t\t// isn't a whole lot we can do. See pull request at this URL for discussion:\n\t\t\t\t\t// https://github.com/jquery/jquery/pull/764\n\t\t\t\t\treturn elem.document.documentElement[ \"client\" + name ];\n\t\t\t\t}\n\n\t\t\t\t// Get document width or height\n\t\t\t\tif ( elem.nodeType === 9 ) {\n\t\t\t\t\tdoc = elem.documentElement;\n\n\t\t\t\t\t// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest\n\t\t\t\t\t// unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.\n\t\t\t\t\treturn Math.max(\n\t\t\t\t\t\telem.body[ \"scroll\" + name ], doc[ \"scroll\" + name ],\n\t\t\t\t\t\telem.body[ \"offset\" + name ], doc[ \"offset\" + name ],\n\t\t\t\t\t\tdoc[ \"client\" + name ]\n\t\t\t\t\t);\n\t\t\t\t}\n\n\t\t\t\treturn value === undefined ?\n\t\t\t\t\t// Get width or height on the element, requesting but not forcing parseFloat\n\t\t\t\t\tjQuery.css( elem, type, value, extra ) :\n\n\t\t\t\t\t// Set width or height on the element\n\t\t\t\t\tjQuery.style( elem, type, value, extra );\n\t\t\t}, type, chainable ? margin : undefined, chainable, null );\n\t\t};\n\t});\n});\n// Expose jQuery to the global object\nwindow.jQuery = window.$ = jQuery;\n\n// Expose jQuery as an AMD module, but only for AMD loaders that\n// understand the issues with loading multiple versions of jQuery\n// in a page that all might call define(). The loader will indicate\n// they have special allowances for multiple jQuery versions by\n// specifying define.amd.jQuery = true. Register as a named module,\n// since jQuery can be concatenated with other files that may use define,\n// but not use a proper concatenation script that understands anonymous\n// AMD modules. A named AMD is safest and most robust way to register.\n// Lowercase jquery is used because AMD module names are derived from\n// file names, and jQuery is normally delivered in a lowercase file name.\n// Do this after creating the global so that if an AMD module wants to call\n// noConflict to hide this version of jQuery, it will work.\nif ( typeof define === \"function\" && define.amd && define.amd.jQuery ) {\n\tdefine( \"jquery\", [], function () { return jQuery; } );\n}\n\nreturn jQuery;\n\n})( window ); }));\n"]} | |
require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){ | |
var GL_FLOAT = 5126 | |
function AttributeRecord () { | |
this.state = 0 | |
this.x = 0.0 | |
this.y = 0.0 | |
this.z = 0.0 | |
this.w = 0.0 | |
this.buffer = null | |
this.size = 0 | |
this.normalized = false | |
this.type = GL_FLOAT | |
this.offset = 0 | |
this.stride = 0 | |
this.divisor = 0 | |
} | |
module.exports = function wrapAttributeState ( | |
gl, | |
extensions, | |
limits, | |
bufferState, | |
stringStore) { | |
var NUM_ATTRIBUTES = limits.maxAttributes | |
var attributeBindings = new Array(NUM_ATTRIBUTES) | |
for (var i = 0; i < NUM_ATTRIBUTES; ++i) { | |
attributeBindings[i] = new AttributeRecord() | |
} | |
return { | |
Record: AttributeRecord, | |
scope: {}, | |
state: attributeBindings | |
} | |
} | |
},{}],2:[function(require,module,exports){ | |
var check = require('./util/check') | |
var isTypedArray = require('./util/is-typed-array') | |
var isNDArrayLike = require('./util/is-ndarray') | |
var values = require('./util/values') | |
var pool = require('./util/pool') | |
var arrayTypes = require('./constants/arraytypes.json') | |
var bufferTypes = require('./constants/dtypes.json') | |
var usageTypes = require('./constants/usage.json') | |
var GL_STATIC_DRAW = 0x88E4 | |
var GL_STREAM_DRAW = 0x88E0 | |
var GL_UNSIGNED_BYTE = 5121 | |
var GL_FLOAT = 5126 | |
function typedArrayCode (data) { | |
return arrayTypes[Object.prototype.toString.call(data)] | 0 | |
} | |
function copyArray (out, inp) { | |
for (var i = 0; i < inp.length; ++i) { | |
out[i] = inp[i] | |
} | |
} | |
function transpose ( | |
result, data, shapeX, shapeY, strideX, strideY, offset) { | |
var ptr = 0 | |
for (var i = 0; i < shapeX; ++i) { | |
for (var j = 0; j < shapeY; ++j) { | |
result[ptr++] = data[strideX * i + strideY * j + offset] | |
} | |
} | |
} | |
function flatten (result, data, dimension) { | |
var ptr = 0 | |
for (var i = 0; i < data.length; ++i) { | |
var v = data[i] | |
for (var j = 0; j < dimension; ++j) { | |
result[ptr++] = v[j] | |
} | |
} | |
} | |
module.exports = function wrapBufferState (gl, stats) { | |
var bufferCount = 0 | |
var bufferSet = {} | |
function REGLBuffer (type) { | |
this.id = bufferCount++ | |
this.buffer = gl.createBuffer() | |
this.type = type | |
this.usage = GL_STATIC_DRAW | |
this.byteLength = 0 | |
this.dimension = 1 | |
this.dtype = GL_UNSIGNED_BYTE | |
} | |
REGLBuffer.prototype.bind = function () { | |
gl.bindBuffer(this.type, this.buffer) | |
} | |
REGLBuffer.prototype.destroy = function () { | |
destroy(this) | |
} | |
var streamPool = [] | |
function createStream (type, data) { | |
var buffer = streamPool.pop() | |
if (!buffer) { | |
buffer = new REGLBuffer(type) | |
buffer.buffer = gl.createBuffer() | |
} | |
buffer.bind() | |
initBufferFromData(buffer, data, GL_STREAM_DRAW, 0, 1) | |
return buffer | |
} | |
function destroyStream (stream) { | |
streamPool.push(stream) | |
} | |
function initBufferFromTypedArray (buffer, data, usage) { | |
buffer.byteLength = data.byteLength | |
gl.bufferData(buffer.type, data, usage) | |
} | |
function initBufferFromData (buffer, data, usage, dtype, dimension) { | |
buffer.usage = usage | |
if (Array.isArray(data)) { | |
buffer.dtype = dtype || GL_FLOAT | |
if (data.length > 0) { | |
var flatData | |
if (Array.isArray(data[0])) { | |
buffer.dimension = data[0].length | |
flatData = pool.allocType( | |
buffer.dtype, | |
data.length * buffer.dimension) | |
flatten(flatData, data, buffer.dimension) | |
initBufferFromTypedArray(buffer, flatData, usage) | |
pool.freeType(flatData) | |
} else if (typeof data[0] === 'number') { | |
buffer.dimension = dimension | |
var typedData = pool.allocType(buffer.dtype, data.length) | |
copyArray(typedData, data) | |
initBufferFromTypedArray(buffer, typedData, usage) | |
pool.freeType(typedData) | |
} else if (isTypedArray(data[0])) { | |
buffer.dimension = data[0].length | |
buffer.dtype = dtype || typedArrayCode(data[0]) || GL_FLOAT | |
flatData = pool.allocType( | |
buffer.dtype, | |
data.length * buffer.dimension) | |
flatten(flatData, data, buffer.dimension) | |
initBufferFromTypedArray(buffer, flatData, usage) | |
pool.freeType(flatData) | |
} else { | |
check.raise('invalid buffer data') | |
} | |
} | |
} else if (isTypedArray(data)) { | |
buffer.dtype = dtype || typedArrayCode(data) | |
buffer.dimension = dimension | |
initBufferFromTypedArray(buffer, data, usage) | |
} else if (isNDArrayLike(data)) { | |
var shape = data.shape | |
var stride = data.stride | |
var offset = data.offset | |
var shapeX = 0 | |
var shapeY = 0 | |
var strideX = 0 | |
var strideY = 0 | |
if (shape.length === 1) { | |
shapeX = shape[0] | |
shapeY = 1 | |
strideX = stride[0] | |
strideY = 0 | |
} else if (shape.length === 2) { | |
shapeX = shape[0] | |
shapeY = shape[1] | |
strideX = stride[0] | |
strideY = stride[1] | |
} else { | |
check.raise('invalid shape') | |
} | |
buffer.dtype = dtype || typedArrayCode(data.data) || GL_FLOAT | |
buffer.dimension = shapeY | |
var transposeData = pool.allocType(buffer.dtype, shapeX * shapeY) | |
transpose(transposeData, | |
data.data, | |
shapeX, shapeY, | |
strideX, strideY, | |
offset) | |
initBufferFromTypedArray(buffer, transposeData, usage) | |
pool.freeType(transposeData) | |
} else { | |
check.raise('invalid buffer data') | |
} | |
} | |
function destroy (buffer) { | |
stats.bufferCount-- | |
var handle = buffer.buffer | |
check(handle, 'buffer must not be deleted already') | |
gl.deleteBuffer(handle) | |
buffer.buffer = null | |
delete bufferSet[buffer.id] | |
} | |
function createBuffer (options, type, deferInit) { | |
stats.bufferCount++ | |
var buffer = new REGLBuffer(type) | |
bufferSet[buffer.id] = buffer | |
function reglBuffer (options) { | |
var usage = GL_STATIC_DRAW | |
var data = null | |
var byteLength = 0 | |
var dtype = 0 | |
var dimension = 1 | |
if (Array.isArray(options) || | |
isTypedArray(options) || | |
isNDArrayLike(options)) { | |
data = options | |
} else if (typeof options === 'number') { | |
byteLength = options | 0 | |
} else if (options) { | |
check.type( | |
options, 'object', | |
'buffer arguments must be an object, a number or an array') | |
if ('data' in options) { | |
check( | |
data === null || | |
Array.isArray(data) || | |
isTypedArray(data) || | |
isNDArrayLike(data), | |
'invalid data for buffer') | |
data = options.data | |
} | |
if ('usage' in options) { | |
check.parameter(options.usage, usageTypes, 'invalid buffer usage') | |
usage = usageTypes[options.usage] | |
} | |
if ('type' in options) { | |
check.parameter(options.type, bufferTypes, 'invalid buffer type') | |
dtype = bufferTypes[options.type] | |
} | |
if ('dimension' in options) { | |
check.type(options.dimension, 'number', 'invalid dimension') | |
dimension = options.dimension | 0 | |
} | |
if ('length' in options) { | |
check.nni(byteLength, 'buffer length must be a nonnegative integer') | |
byteLength = options.length | 0 | |
} | |
} | |
buffer.bind() | |
if (!data) { | |
gl.bufferData(buffer.type, byteLength, usage) | |
buffer.dtype = dtype || GL_UNSIGNED_BYTE | |
buffer.usage = usage | |
buffer.dimension = dimension | |
buffer.byteLength = byteLength | |
} else { | |
initBufferFromData(buffer, data, usage, dtype, dimension) | |
} | |
return reglBuffer | |
} | |
function setSubData (data, offset) { | |
check(offset + data.byteLength <= buffer.byteLength, | |
'invalid buffer subdata call, buffer is too small. ' + ' Can\'t write data of size ' + data.byteLength + ' starting from offset ' + offset + ' to a buffer of size ' + buffer.byteLength) | |
gl.bufferSubData(buffer.type, offset, data) | |
} | |
function subdata (data, offset_) { | |
var offset = (offset_ || 0) | 0 | |
buffer.bind() | |
if (Array.isArray(data)) { | |
if (data.length > 0) { | |
if (typeof data[0] === 'number') { | |
var converted = pool.allocType(buffer.dtype, data.length) | |
copyArray(converted, data) | |
setSubData(converted, offset) | |
pool.freeType(converted) | |
} else if (Array.isArray(data[0]) || isTypedArray(data[0])) { | |
var dimension = data[0].length | |
var flatData = pool.allocType(buffer.dtype, data.length * dimension) | |
flatten(flatData, data, dimension) | |
setSubData(flatData, offset) | |
pool.freeType(flatData) | |
} else { | |
check.raise('invalid buffer data') | |
} | |
} | |
} else if (isTypedArray(data)) { | |
setSubData(data, offset) | |
} else if (isNDArrayLike(data)) { | |
var shape = data.shape | |
var stride = data.stride | |
var shapeX = 0 | |
var shapeY = 0 | |
var strideX = 0 | |
var strideY = 0 | |
if (shape.length === 1) { | |
shapeX = shape[0] | |
shapeY = 1 | |
strideX = stride[0] | |
strideY = 0 | |
} else if (shape.length === 2) { | |
shapeX = shape[0] | |
shapeY = shape[1] | |
strideX = stride[0] | |
strideY = stride[1] | |
} else { | |
check.raise('invalid shape') | |
} | |
var dtype = Array.isArray(data.data) | |
? buffer.dtype | |
: typedArrayCode(data.data) | |
var transposeData = pool.allocType(dtype, shapeX * shapeY) | |
transpose(transposeData, | |
data.data, | |
shapeX, shapeY, | |
strideX, strideY, | |
data.offset) | |
setSubData(transposeData, offset) | |
pool.freeType(transposeData) | |
} else { | |
check.raise('invalid data for buffer subdata') | |
} | |
return reglBuffer | |
} | |
if (!deferInit) { | |
reglBuffer(options) | |
} | |
reglBuffer._reglType = 'buffer' | |
reglBuffer._buffer = buffer | |
reglBuffer.subdata = subdata | |
reglBuffer.destroy = function () { destroy(buffer) } | |
return reglBuffer | |
} | |
return { | |
create: createBuffer, | |
createStream: createStream, | |
destroyStream: destroyStream, | |
clear: function () { | |
values(bufferSet).forEach(destroy) | |
}, | |
getBuffer: function (wrapper) { | |
if (wrapper && wrapper._buffer instanceof REGLBuffer) { | |
return wrapper._buffer | |
} | |
return null | |
}, | |
_initBuffer: initBufferFromData | |
} | |
} | |
},{"./constants/arraytypes.json":3,"./constants/dtypes.json":4,"./constants/usage.json":6,"./util/check":20,"./util/is-ndarray":25,"./util/is-typed-array":26,"./util/pool":28,"./util/values":31}],3:[function(require,module,exports){ | |
module.exports={ | |
"[object Int8Array]": 5120 | |
, "[object Int16Array]": 5122 | |
, "[object Int32Array]": 5124 | |
, "[object Uint8Array]": 5121 | |
, "[object Uint8ClampedArray]": 5121 | |
, "[object Uint16Array]": 5123 | |
, "[object Uint32Array]": 5125 | |
, "[object Float32Array]": 5126 | |
, "[object Float64Array]": 5121 | |
, "[object ArrayBuffer]": 5121 | |
} | |
},{}],4:[function(require,module,exports){ | |
module.exports={ | |
"int8": 5120 | |
, "int16": 5122 | |
, "int32": 5124 | |
, "uint8": 5121 | |
, "uint16": 5123 | |
, "uint32": 5125 | |
, "float": 5126 | |
, "float32": 5126 | |
} | |
},{}],5:[function(require,module,exports){ | |
module.exports={ | |
"points": 0, | |
"point": 0, | |
"lines": 1, | |
"line": 1, | |
"line loop": 2, | |
"line strip": 3, | |
"triangles": 4, | |
"triangle": 4, | |
"triangle strip": 5, | |
"triangle fan": 6 | |
} | |
},{}],6:[function(require,module,exports){ | |
module.exports={ | |
"static": 35044, | |
"dynamic": 35048, | |
"stream": 35040 | |
} | |
},{}],7:[function(require,module,exports){ | |
var check = require('./util/check') | |
var createEnvironment = require('./util/codegen') | |
var loop = require('./util/loop') | |
var isTypedArray = require('./util/is-typed-array') | |
var isNDArray = require('./util/is-ndarray') | |
var isArrayLike = require('./util/is-array-like') | |
var primTypes = require('./constants/primitives.json') | |
var glTypes = require('./constants/dtypes.json') | |
// "cute" names for vector components | |
var CUTE_COMPONENTS = 'xyzw'.split('') | |
var GL_UNSIGNED_BYTE = 5121 | |
var ATTRIB_STATE_POINTER = 1 | |
var ATTRIB_STATE_CONSTANT = 2 | |
var DYN_FUNC = 0 | |
var DYN_PROP = 1 | |
var DYN_CONTEXT = 2 | |
var DYN_STATE = 3 | |
var S_DITHER = 'dither' | |
var S_BLEND_ENABLE = 'blend.enable' | |
var S_BLEND_COLOR = 'blend.color' | |
var S_BLEND_EQUATION = 'blend.equation' | |
var S_BLEND_FUNC = 'blend.func' | |
var S_DEPTH_ENABLE = 'depth.enable' | |
var S_DEPTH_FUNC = 'depth.func' | |
var S_DEPTH_RANGE = 'depth.range' | |
var S_DEPTH_MASK = 'depth.mask' | |
var S_COLOR_MASK = 'colorMask' | |
var S_CULL_ENABLE = 'cull.enable' | |
var S_CULL_FACE = 'cull.face' | |
var S_FRONT_FACE = 'frontFace' | |
var S_LINE_WIDTH = 'lineWidth' | |
var S_POLYGON_OFFSET_ENABLE = 'polygonOffset.enable' | |
var S_POLYGON_OFFSET_OFFSET = 'polygonOffset.offset' | |
var S_SAMPLE_ALPHA = 'sample.alpha' | |
var S_SAMPLE_ENABLE = 'sample.enable' | |
var S_SAMPLE_COVERAGE = 'sample.coverage' | |
var S_STENCIL_ENABLE = 'stencil.enable' | |
var S_STENCIL_MASK = 'stencil.mask' | |
var S_STENCIL_FUNC = 'stencil.func' | |
var S_STENCIL_OPFRONT = 'stencil.opFront' | |
var S_STENCIL_OPBACK = 'stencil.opBack' | |
var S_SCISSOR_ENABLE = 'scissor.enable' | |
var S_SCISSOR_BOX = 'scissor.box' | |
var S_VIEWPORT = 'viewport' | |
var S_PROFILE = 'profile' | |
var S_FRAMEBUFFER = 'framebuffer' | |
var S_VERT = 'vert' | |
var S_FRAG = 'frag' | |
var S_ELEMENTS = 'elements' | |
var S_PRIMITIVE = 'primitive' | |
var S_COUNT = 'count' | |
var S_OFFSET = 'offset' | |
var S_INSTANCES = 'instances' | |
var SUFFIX_WIDTH = 'Width' | |
var SUFFIX_HEIGHT = 'Height' | |
var S_FRAMEBUFFER_WIDTH = S_FRAMEBUFFER + SUFFIX_WIDTH | |
var S_FRAMEBUFFER_HEIGHT = S_FRAMEBUFFER + SUFFIX_HEIGHT | |
var S_VIEWPORT_WIDTH = S_VIEWPORT + SUFFIX_WIDTH | |
var S_VIEWPORT_HEIGHT = S_VIEWPORT + SUFFIX_HEIGHT | |
var S_DRAWINGBUFFER = 'drawingBuffer' | |
var S_DRAWINGBUFFER_WIDTH = S_DRAWINGBUFFER + SUFFIX_WIDTH | |
var S_DRAWINGBUFFER_HEIGHT = S_DRAWINGBUFFER + SUFFIX_HEIGHT | |
var GL_ARRAY_BUFFER = 34962 | |
var GL_ELEMENT_ARRAY_BUFFER = 34963 | |
var GL_FRAGMENT_SHADER = 35632 | |
var GL_VERTEX_SHADER = 35633 | |
var GL_TEXTURE_2D = 0x0DE1 | |
var GL_TEXTURE_CUBE_MAP = 0x8513 | |
var GL_CULL_FACE = 0x0B44 | |
var GL_BLEND = 0x0BE2 | |
var GL_DITHER = 0x0BD0 | |
var GL_STENCIL_TEST = 0x0B90 | |
var GL_DEPTH_TEST = 0x0B71 | |
var GL_SCISSOR_TEST = 0x0C11 | |
var GL_POLYGON_OFFSET_FILL = 0x8037 | |
var GL_SAMPLE_ALPHA_TO_COVERAGE = 0x809E | |
var GL_SAMPLE_COVERAGE = 0x80A0 | |
var GL_FLOAT = 5126 | |
var GL_FLOAT_VEC2 = 35664 | |
var GL_FLOAT_VEC3 = 35665 | |
var GL_FLOAT_VEC4 = 35666 | |
var GL_INT = 5124 | |
var GL_INT_VEC2 = 35667 | |
var GL_INT_VEC3 = 35668 | |
var GL_INT_VEC4 = 35669 | |
var GL_BOOL = 35670 | |
var GL_BOOL_VEC2 = 35671 | |
var GL_BOOL_VEC3 = 35672 | |
var GL_BOOL_VEC4 = 35673 | |
var GL_FLOAT_MAT2 = 35674 | |
var GL_FLOAT_MAT3 = 35675 | |
var GL_FLOAT_MAT4 = 35676 | |
var GL_SAMPLER_2D = 35678 | |
var GL_SAMPLER_CUBE = 35680 | |
var GL_TRIANGLES = 4 | |
var GL_FRONT = 1028 | |
var GL_BACK = 1029 | |
var GL_CW = 0x0900 | |
var GL_CCW = 0x0901 | |
var GL_MIN_EXT = 0x8007 | |
var GL_MAX_EXT = 0x8008 | |
var GL_ALWAYS = 519 | |
var GL_KEEP = 7680 | |
var GL_ZERO = 0 | |
var GL_ONE = 1 | |
var GL_FUNC_ADD = 0x8006 | |
var GL_LESS = 513 | |
var GL_FRAMEBUFFER = 0x8D40 | |
var GL_COLOR_ATTACHMENT0 = 0x8CE0 | |
var blendFuncs = { | |
'0': 0, | |
'1': 1, | |
'zero': 0, | |
'one': 1, | |
'src color': 768, | |
'one minus src color': 769, | |
'src alpha': 770, | |
'one minus src alpha': 771, | |
'dst color': 774, | |
'one minus dst color': 775, | |
'dst alpha': 772, | |
'one minus dst alpha': 773, | |
'constant color': 32769, | |
'one minus constant color': 32770, | |
'constant alpha': 32771, | |
'one minus constant alpha': 32772, | |
'src alpha saturate': 776 | |
} | |
var compareFuncs = { | |
'never': 512, | |
'less': 513, | |
'<': 513, | |
'equal': 514, | |
'=': 514, | |
'==': 514, | |
'===': 514, | |
'lequal': 515, | |
'<=': 515, | |
'greater': 516, | |
'>': 516, | |
'notequal': 517, | |
'!=': 517, | |
'!==': 517, | |
'gequal': 518, | |
'>=': 518, | |
'always': 519 | |
} | |
var stencilOps = { | |
'0': 0, | |
'zero': 0, | |
'keep': 7680, | |
'replace': 7681, | |
'increment': 7682, | |
'decrement': 7683, | |
'increment wrap': 34055, | |
'decrement wrap': 34056, | |
'invert': 5386 | |
} | |
var shaderType = { | |
'frag': GL_FRAGMENT_SHADER, | |
'vert': GL_VERTEX_SHADER | |
} | |
var orientationType = { | |
'cw': GL_CW, | |
'ccw': GL_CCW | |
} | |
function isBufferArgs (x) { | |
return Array.isArray(x) || | |
isTypedArray(x) || | |
isNDArray(x) | |
} | |
// Make sure viewport is processed first | |
function sortState (state) { | |
return state.sort(function (a, b) { | |
if (a === S_VIEWPORT) { | |
return -1 | |
} else if (b === S_VIEWPORT) { | |
return 1 | |
} | |
return (a < b) ? -1 : 1 | |
}) | |
} | |
function Declaration (thisDep, contextDep, propDep, append) { | |
this.thisDep = thisDep | |
this.contextDep = contextDep | |
this.propDep = propDep | |
this.append = append | |
} | |
function isStatic (decl) { | |
return decl && !(decl.thisDep || decl.contextDep || decl.propDep) | |
} | |
function createStaticDecl (append) { | |
return new Declaration(false, false, false, append) | |
} | |
function createDynamicDecl (dyn, append) { | |
var type = dyn.type | |
if (type === DYN_FUNC) { | |
var numArgs = dyn.data.length | |
return new Declaration( | |
true, | |
numArgs >= 1, | |
numArgs >= 2, | |
append) | |
} else { | |
return new Declaration( | |
type === DYN_STATE, | |
type === DYN_CONTEXT, | |
type === DYN_PROP, | |
append) | |
} | |
} | |
var SCOPE_DECL = new Declaration(false, false, false, function () {}) | |
module.exports = function reglCore ( | |
gl, | |
stringStore, | |
extensions, | |
limits, | |
bufferState, | |
elementState, | |
textureState, | |
framebufferState, | |
uniformState, | |
attributeState, | |
shaderState, | |
drawState, | |
contextState, | |
timer, | |
config) { | |
var AttributeRecord = attributeState.Record | |
var blendEquations = { | |
'add': 32774, | |
'subtract': 32778, | |
'reverse subtract': 32779 | |
} | |
if (extensions.ext_blend_minmax) { | |
blendEquations.min = GL_MIN_EXT | |
blendEquations.max = GL_MAX_EXT | |
} | |
var extInstancing = extensions.angle_instanced_arrays | |
var extDrawBuffers = extensions.webgl_draw_buffers | |
// =================================================== | |
// =================================================== | |
// WEBGL STATE | |
// =================================================== | |
// =================================================== | |
var currentState = { | |
dirty: true, | |
profile: config.profile | |
} | |
var nextState = {} | |
var GL_STATE_NAMES = [] | |
var GL_FLAGS = {} | |
var GL_VARIABLES = {} | |
function propName (name) { | |
return name.replace('.', '_') | |
} | |
function stateFlag (sname, cap, init) { | |
var name = propName(sname) | |
GL_STATE_NAMES.push(sname) | |
nextState[name] = currentState[name] = !!init | |
GL_FLAGS[name] = cap | |
} | |
function stateVariable (sname, func, init) { | |
var name = propName(sname) | |
GL_STATE_NAMES.push(sname) | |
if (Array.isArray(init)) { | |
currentState[name] = init.slice() | |
nextState[name] = init.slice() | |
} else { | |
currentState[name] = nextState[name] = init | |
} | |
GL_VARIABLES[name] = func | |
} | |
// Dithering | |
stateFlag(S_DITHER, GL_DITHER) | |
// Blending | |
stateFlag(S_BLEND_ENABLE, GL_BLEND) | |
stateVariable(S_BLEND_COLOR, 'blendColor', [0, 0, 0, 0]) | |
stateVariable(S_BLEND_EQUATION, 'blendEquationSeparate', | |
[GL_FUNC_ADD, GL_FUNC_ADD]) | |
stateVariable(S_BLEND_FUNC, 'blendFuncSeparate', | |
[GL_ONE, GL_ZERO, GL_ONE, GL_ZERO]) | |
// Depth | |
stateFlag(S_DEPTH_ENABLE, GL_DEPTH_TEST, true) | |
stateVariable(S_DEPTH_FUNC, 'depthFunc', GL_LESS) | |
stateVariable(S_DEPTH_RANGE, 'depthRange', [0, 1]) | |
stateVariable(S_DEPTH_MASK, 'depthMask', true) | |
// Color mask | |
stateVariable(S_COLOR_MASK, S_COLOR_MASK, [true, true, true, true]) | |
// Face culling | |
stateFlag(S_CULL_ENABLE, GL_CULL_FACE) | |
stateVariable(S_CULL_FACE, 'cullFace', GL_BACK) | |
// Front face orientation | |
stateVariable(S_FRONT_FACE, S_FRONT_FACE, GL_CCW) | |
// Line width | |
stateVariable(S_LINE_WIDTH, S_LINE_WIDTH, 1) | |
// Polygon offset | |
stateFlag(S_POLYGON_OFFSET_ENABLE, GL_POLYGON_OFFSET_FILL) | |
stateVariable(S_POLYGON_OFFSET_OFFSET, 'polygonOffset', [0, 0]) | |
// Sample coverage | |
stateFlag(S_SAMPLE_ALPHA, GL_SAMPLE_ALPHA_TO_COVERAGE) | |
stateFlag(S_SAMPLE_ENABLE, GL_SAMPLE_COVERAGE) | |
stateVariable(S_SAMPLE_COVERAGE, 'sampleCoverage', [1, false]) | |
// Stencil | |
stateFlag(S_STENCIL_ENABLE, GL_STENCIL_TEST) | |
stateVariable(S_STENCIL_MASK, 'stencilMask', -1) | |
stateVariable(S_STENCIL_FUNC, 'stencilFunc', [GL_ALWAYS, 0, -1]) | |
stateVariable(S_STENCIL_OPFRONT, 'stencilOpSeparate', | |
[GL_FRONT, GL_KEEP, GL_KEEP, GL_KEEP]) | |
stateVariable(S_STENCIL_OPBACK, 'stencilOpSeparate', | |
[GL_BACK, GL_KEEP, GL_KEEP, GL_KEEP]) | |
// Scissor | |
stateFlag(S_SCISSOR_ENABLE, GL_SCISSOR_TEST) | |
stateVariable(S_SCISSOR_BOX, 'scissor', | |
[0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight]) | |
// Viewport | |
stateVariable(S_VIEWPORT, S_VIEWPORT, | |
[0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight]) | |
// =================================================== | |
// =================================================== | |
// ENVIRONMENT | |
// =================================================== | |
// =================================================== | |
var sharedState = { | |
gl: gl, | |
context: contextState, | |
strings: stringStore, | |
next: nextState, | |
current: currentState, | |
draw: drawState, | |
elements: elementState, | |
buffer: bufferState, | |
shader: shaderState, | |
attributes: attributeState.state, | |
uniforms: uniformState, | |
framebuffer: framebufferState, | |
extensions: extensions, | |
timer: timer, | |
isBufferArgs: isBufferArgs | |
} | |
var sharedConstants = { | |
primTypes: primTypes, | |
compareFuncs: compareFuncs, | |
blendFuncs: blendFuncs, | |
blendEquations: blendEquations, | |
stencilOps: stencilOps, | |
glTypes: glTypes, | |
orientationType: orientationType | |
} | |
check.optional(function () { | |
sharedState.isArrayLike = isArrayLike | |
}) | |
if (extDrawBuffers) { | |
sharedConstants.backBuffer = [GL_BACK] | |
sharedConstants.drawBuffer = loop(limits.maxDrawbuffers, function (i) { | |
if (i === 0) { | |
return [0] | |
} | |
return loop(i, function (j) { | |
return GL_COLOR_ATTACHMENT0 + j | |
}) | |
}) | |
} | |
var drawCallCounter = 0 | |
function createREGLEnvironment () { | |
var env = createEnvironment() | |
var link = env.link | |
var global = env.global | |
env.id = drawCallCounter++ | |
env.batchId = '0' | |
// link shared state | |
var SHARED = link(sharedState) | |
var shared = env.shared = { | |
props: 'a0' | |
} | |
Object.keys(sharedState).forEach(function (prop) { | |
shared[prop] = global.def(SHARED, '.', prop) | |
}) | |
// Inject runtime assertion stuff for debug builds | |
check.optional(function () { | |
env.CHECK = link(check) | |
env.commandStr = check.guessCommand() | |
env.command = link(env.commandStr) | |
env.assert = function (block, pred, message) { | |
block( | |
'if(!(', pred, '))', | |
this.CHECK, '.commandRaise(', link(message), ',', this.command, ');') | |
} | |
}) | |
// Copy GL state variables over | |
var nextVars = env.next = {} | |
var currentVars = env.current = {} | |
Object.keys(GL_VARIABLES).forEach(function (variable) { | |
if (Array.isArray(currentState[variable])) { | |
nextVars[variable] = global.def(shared.next, '.', variable) | |
currentVars[variable] = global.def(shared.current, '.', variable) | |
} | |
}) | |
// Initialize shared constants | |
var constants = env.constants = {} | |
Object.keys(sharedConstants).forEach(function (name) { | |
constants[name] = global.def(JSON.stringify(sharedConstants[name])) | |
}) | |
// Helper function for calling a block | |
env.invoke = function (block, x) { | |
switch (x.type) { | |
case DYN_FUNC: | |
var argList = [ | |
'this', | |
shared.context, | |
shared.props, | |
env.batchId | |
] | |
return block.def( | |
link(x.data), '.call(', | |
argList.slice(0, Math.max(x.data.length + 1, 4)), | |
')') | |
case DYN_PROP: | |
return block.def(shared.props, x.data) | |
case DYN_CONTEXT: | |
return block.def(shared.context, x.data) | |
case DYN_STATE: | |
return block.def('this', x.data) | |
} | |
} | |
env.attribCache = {} | |
var scopeAttribs = {} | |
env.scopeAttrib = function (name) { | |
var id = stringStore.id(name) | |
if (id in scopeAttribs) { | |
return scopeAttribs[id] | |
} | |
var binding = attributeState.scope[id] | |
if (!binding) { | |
binding = attributeState.scope[id] = new AttributeRecord() | |
} | |
var result = scopeAttribs[id] = link(binding) | |
return result | |
} | |
return env | |
} | |
// =================================================== | |
// =================================================== | |
// PARSING | |
// =================================================== | |
// =================================================== | |
function parseProfile (options) { | |
var staticOptions = options.static | |
var dynamicOptions = options.dynamic | |
var profileEnable | |
if (S_PROFILE in staticOptions) { | |
var value = !!staticOptions[S_PROFILE] | |
profileEnable = createStaticDecl(function (env, scope) { | |
return value | |
}) | |
profileEnable.enable = value | |
} else if (S_PROFILE in dynamicOptions) { | |
var dyn = dynamicOptions[S_PROFILE] | |
profileEnable = createDynamicDecl(dyn, function (env, scope) { | |
return env.invoke(scope, dyn) | |
}) | |
} | |
return profileEnable | |
} | |
function parseFramebuffer (options) { | |
var staticOptions = options.static | |
var dynamicOptions = options.dynamic | |
if (S_FRAMEBUFFER in staticOptions) { | |
var framebuffer = staticOptions[S_FRAMEBUFFER] | |
if (framebuffer) { | |
framebuffer = framebufferState.getFramebuffer(framebuffer) | |
check.command(framebuffer, 'invalid framebuffer object') | |
return createStaticDecl(function (env, block) { | |
var FRAMEBUFFER = env.link(framebuffer) | |
var shared = env.shared | |
block.set( | |
shared.framebuffer, | |
'.next', | |
FRAMEBUFFER) | |
var CONTEXT = shared.context | |
block.set( | |
CONTEXT, | |
'.' + S_FRAMEBUFFER_WIDTH, | |
FRAMEBUFFER + '.width') | |
block.set( | |
CONTEXT, | |
'.' + S_FRAMEBUFFER_HEIGHT, | |
FRAMEBUFFER + '.height') | |
return FRAMEBUFFER | |
}) | |
} else { | |
return createStaticDecl(function (env, scope) { | |
var shared = env.shared | |
scope.set( | |
shared.framebuffer, | |
'.next', | |
'null') | |
var CONTEXT = shared.context | |
scope.set( | |
CONTEXT, | |
'.' + S_FRAMEBUFFER_WIDTH, | |
CONTEXT + '.' + S_DRAWINGBUFFER_WIDTH) | |
scope.set( | |
CONTEXT, | |
'.' + S_FRAMEBUFFER_HEIGHT, | |
CONTEXT + '.' + S_DRAWINGBUFFER_HEIGHT) | |
return 'null' | |
}) | |
} | |
} else if (S_FRAMEBUFFER in dynamicOptions) { | |
var dyn = dynamicOptions[S_FRAMEBUFFER] | |
return createDynamicDecl(dyn, function (env, scope) { | |
var FRAMEBUFFER_FUNC = env.invoke(scope, dyn) | |
var shared = env.shared | |
var FRAMEBUFFER_STATE = shared.framebuffer | |
var FRAMEBUFFER = scope.def( | |
FRAMEBUFFER_STATE, '.getFramebuffer(', FRAMEBUFFER_FUNC, ')') | |
check.optional(function () { | |
env.assert(scope, | |
'!' + FRAMEBUFFER_FUNC + '||' + FRAMEBUFFER, | |
'invalid framebuffer object') | |
}) | |
scope.set( | |
FRAMEBUFFER_STATE, | |
'.next', | |
FRAMEBUFFER) | |
var CONTEXT = shared.context | |
scope.set( | |
CONTEXT, | |
'.' + S_FRAMEBUFFER_WIDTH, | |
FRAMEBUFFER + '?' + FRAMEBUFFER + '.width:' + | |
CONTEXT + '.' + S_DRAWINGBUFFER_WIDTH) | |
scope.set( | |
CONTEXT, | |
'.' + S_FRAMEBUFFER_HEIGHT, | |
FRAMEBUFFER + | |
'?' + FRAMEBUFFER + '.height:' + | |
CONTEXT + '.' + S_DRAWINGBUFFER_HEIGHT) | |
return FRAMEBUFFER | |
}) | |
} else { | |
return null | |
} | |
} | |
function parseViewportScissor (options, framebuffer) { | |
var staticOptions = options.static | |
var dynamicOptions = options.dynamic | |
function parseBox (param) { | |
if (param in staticOptions) { | |
var box = staticOptions[param] | |
check.commandType(box, 'object', 'invalid ' + param) | |
var isStatic = true | |
var x = box.x | 0 | |
var y = box.y | 0 | |
check.command(x >= 0 && y >= 0, 'invalid ' + param) | |
var w, h | |
if ('width' in box) { | |
w = box.width | 0 | |
check.command(w > 0, 'invalid ' + param) | |
} else { | |
isStatic = false | |
} | |
if ('height' in box) { | |
h = box.height | 0 | |
check.command(h > 0, 'invalid ' + param) | |
} else { | |
isStatic = false | |
} | |
return new Declaration( | |
!isStatic && framebuffer && framebuffer.thisDep, | |
!isStatic && framebuffer && framebuffer.contextDep, | |
!isStatic && framebuffer && framebuffer.propDep, | |
function (env, scope) { | |
var CONTEXT = env.shared.context | |
var BOX_W = w | |
if (!('width' in box)) { | |
BOX_W = scope.def(CONTEXT, '.', S_FRAMEBUFFER_WIDTH, '-', x) | |
} else { | |
check.command(w > 0, 'invalid ' + param) | |
} | |
var BOX_H = h | |
if (!('height' in box)) { | |
BOX_H = scope.def(CONTEXT, '.', S_FRAMEBUFFER_HEIGHT, '-', y) | |
} else { | |
check.command(h > 0, 'invalid ' + param) | |
} | |
return [x, y, BOX_W, BOX_H] | |
}) | |
} else if (param in dynamicOptions) { | |
var dynBox = dynamicOptions[param] | |
var result = createDynamicDecl(dynBox, function (env, scope) { | |
var BOX = env.invoke(scope, dynBox) | |
check.optional(function () { | |
env.assert(scope, | |
BOX + '&&typeof ' + BOX + '==="object"', | |
'invalid ' + param) | |
}) | |
var CONTEXT = env.shared.context | |
var BOX_X = scope.def(BOX, '.x|0') | |
var BOX_Y = scope.def(BOX, '.y|0') | |
var BOX_W = scope.def( | |
'"width" in ', BOX, '?', BOX, '.width|0:', | |
'(', CONTEXT, '.', S_FRAMEBUFFER_WIDTH, '-', BOX_X, ')') | |
var BOX_H = scope.def( | |
'"height" in ', BOX, '?', BOX, '.height|0:', | |
'(', CONTEXT, '.', S_FRAMEBUFFER_HEIGHT, '-', BOX_Y, ')') | |
check.optional(function () { | |
env.assert(scope, | |
BOX_X + '>=0&&' + | |
BOX_Y + '>=0&&' + | |
BOX_W + '>0&&' + | |
BOX_H + '>0', | |
'invalid ' + param) | |
}) | |
return [BOX_X, BOX_Y, BOX_W, BOX_H] | |
}) | |
if (framebuffer) { | |
result.thisDep = result.thisDep || framebuffer.thisDep | |
result.contextDep = result.contextDep || framebuffer.contextDep | |
result.propDep = result.propDep || framebuffer.propDep | |
} | |
return result | |
} else if (framebuffer) { | |
return new Declaration( | |
framebuffer.thisDep, | |
framebuffer.contextDep, | |
framebuffer.propDep, | |
function (env, scope) { | |
var CONTEXT = env.shared.context | |
return [ | |
0, 0, | |
scope.def(CONTEXT, '.', S_FRAMEBUFFER_WIDTH), | |
scope.def(CONTEXT, '.', S_FRAMEBUFFER_HEIGHT)] | |
}) | |
} else { | |
return null | |
} | |
} | |
var viewport = parseBox(S_VIEWPORT) | |
if (viewport) { | |
var prevViewport = viewport | |
viewport = new Declaration( | |
viewport.thisDep, | |
viewport.contextDep, | |
viewport.propDep, | |
function (env, scope) { | |
var VIEWPORT = prevViewport.append(env, scope) | |
var CONTEXT = env.shared.context | |
scope.set( | |
CONTEXT, | |
'.' + S_VIEWPORT_WIDTH, | |
VIEWPORT[2]) | |
scope.set( | |
CONTEXT, | |
'.' + S_VIEWPORT_HEIGHT, | |
VIEWPORT[3]) | |
return VIEWPORT | |
}) | |
} | |
return { | |
viewport: viewport, | |
scissor_box: parseBox(S_SCISSOR_BOX) | |
} | |
} | |
function parseProgram (options) { | |
var staticOptions = options.static | |
var dynamicOptions = options.dynamic | |
function parseShader (name) { | |
if (name in staticOptions) { | |
var id = stringStore.id(staticOptions[name]) | |
check.optional(function () { | |
shaderState.shader(shaderType[name], id) | |
}) | |
var result = createStaticDecl(function () { | |
return id | |
}) | |
result.id = id | |
return result | |
} else if (name in dynamicOptions) { | |
var dyn = dynamicOptions[name] | |
return createDynamicDecl(dyn, function (env, scope) { | |
var str = env.invoke(scope, dyn) | |
var id = scope.def(env.shared.strings, '.id(', str, ')') | |
check.optional(function () { | |
scope( | |
env.shared.shader, '.shader(', | |
shaderType[name], ',', | |
id, ',', | |
env.command, ');') | |
}) | |
return id | |
}) | |
} | |
return null | |
} | |
var frag = parseShader(S_FRAG) | |
var vert = parseShader(S_VERT) | |
var program = null | |
var progVar | |
if (isStatic(frag) && isStatic(vert)) { | |
program = shaderState.program(vert.id, frag.id) | |
progVar = createStaticDecl(function (env, scope) { | |
return env.link(program) | |
}) | |
} else { | |
progVar = new Declaration( | |
(frag && frag.thisDep) || (vert && vert.thisDep), | |
(frag && frag.contextDep) || (vert && vert.contextDep), | |
(frag && frag.propDep) || (vert && vert.propDep), | |
function (env, scope) { | |
var SHADER_STATE = env.shared.shader | |
var fragId | |
if (frag) { | |
fragId = frag.append(env, scope) | |
} else { | |
fragId = scope.def(SHADER_STATE, '.', S_FRAG) | |
} | |
var vertId | |
if (vert) { | |
vertId = vert.append(env, scope) | |
} else { | |
vertId = scope.def(SHADER_STATE, '.', S_VERT) | |
} | |
var progDef = SHADER_STATE + '.program(' + vertId + ',' + fragId | |
check.optional(function () { | |
progDef += ',' + env.command | |
}) | |
return scope.def(progDef + ')') | |
}) | |
} | |
return { | |
frag: frag, | |
vert: vert, | |
progVar: progVar, | |
program: program | |
} | |
} | |
function parseDraw (options) { | |
var staticOptions = options.static | |
var dynamicOptions = options.dynamic | |
function parseElements () { | |
if (S_ELEMENTS in staticOptions) { | |
var elements = staticOptions[S_ELEMENTS] | |
if (isBufferArgs(elements)) { | |
elements = elementState.getElements(elementState.create(elements)) | |
} else if (elements) { | |
elements = elementState.getElements(elements) | |
check.command(elements, 'invalid elements') | |
} | |
var result = createStaticDecl(function (env, scope) { | |
if (elements) { | |
var result = env.link(elements) | |
env.ELEMENTS = result | |
return result | |
} | |
env.ELEMENTS = null | |
return null | |
}) | |
result.value = elements | |
return result | |
} else if (S_ELEMENTS in dynamicOptions) { | |
var dyn = dynamicOptions[S_ELEMENTS] | |
return createDynamicDecl(dyn, function (env, scope) { | |
var shared = env.shared | |
var IS_BUFFER_ARGS = shared.isBufferArgs | |
var ELEMENT_STATE = shared.elements | |
var elementDefn = env.invoke(scope, dyn) | |
var elements = scope.def('null') | |
var elementStream = scope.def(IS_BUFFER_ARGS, '(', elementDefn, ')') | |
var ifte = env.cond(elementStream) | |
.then(elements, '=', ELEMENT_STATE, '.createStream(', elementDefn, ');') | |
.else(elements, '=', ELEMENT_STATE, '.getElements(', elementDefn, ');') | |
check.optional(function () { | |
env.assert(ifte.else, | |
'!' + elementDefn + '||' + elements, | |
'invalid elements') | |
}) | |
scope.entry(ifte) | |
scope.exit( | |
env.cond(elementStream) | |
.then(ELEMENT_STATE, '.destroyStream(', elements, ');')) | |
env.ELEMENTS = elements | |
return elements | |
}) | |
} | |
return null | |
} | |
var elements = parseElements() | |
function parsePrimitive () { | |
if (S_PRIMITIVE in staticOptions) { | |
var primitive = staticOptions[S_PRIMITIVE] | |
check.commandParameter(primitive, primTypes, 'invalid primitve') | |
return createStaticDecl(function (env, scope) { | |
return primTypes[primitive] | |
}) | |
} else if (S_PRIMITIVE in dynamicOptions) { | |
var dynPrimitive = dynamicOptions[S_PRIMITIVE] | |
return createDynamicDecl(dynPrimitive, function (env, scope) { | |
var PRIM_TYPES = env.constants.primTypes | |
var prim = env.invoke(scope, dynPrimitive) | |
check.optional(function () { | |
env.assert(scope, | |
prim + ' in ' + PRIM_TYPES, | |
'invalid primitive, must be one of ' + Object.keys(primTypes)) | |
}) | |
return scope.def(PRIM_TYPES, '[', prim, ']') | |
}) | |
} else if (elements) { | |
if (isStatic(elements)) { | |
if (elements.value) { | |
return createStaticDecl(function (env, scope) { | |
return scope.def(env.ELEMENTS, '.primType') | |
}) | |
} else { | |
return createStaticDecl(function () { | |
return GL_TRIANGLES | |
}) | |
} | |
} else { | |
return new Declaration( | |
elements.thisDep, | |
elements.contextDep, | |
elements.propDep, | |
function (env, scope) { | |
var elements = env.ELEMENTS | |
return scope.def(elements, '?', elements, '.primType:', GL_TRIANGLES) | |
}) | |
} | |
} | |
return null | |
} | |
function parseParam (param, isOffset) { | |
if (param in staticOptions) { | |
var value = staticOptions[param] | 0 | |
check.command(!isOffset || value >= 0, 'invalid ' + param) | |
return createStaticDecl(function (env, scope) { | |
if (isOffset) { | |
env.OFFSET = value | |
} | |
return value | |
}) | |
} else if (param in dynamicOptions) { | |
var dynValue = dynamicOptions[param] | |
return createDynamicDecl(dynValue, function (env, scope) { | |
var result = env.invoke(scope, dynValue) | |
if (isOffset) { | |
env.OFFSET = result | |
check.optional(function () { | |
env.assert(scope, | |
result + '>=0', | |
'invalid ' + param) | |
}) | |
} | |
return result | |
}) | |
} else if (isOffset && elements) { | |
return createStaticDecl(function (env, scope) { | |
env.OFFSET = '0' | |
return 0 | |
}) | |
} | |
return null | |
} | |
var OFFSET = parseParam(S_OFFSET, true) | |
function parseVertCount () { | |
if (S_COUNT in staticOptions) { | |
var count = staticOptions[S_COUNT] | 0 | |
check.command( | |
typeof count === 'number' && count >= 0, 'invalid vertex count') | |
return createStaticDecl(function () { | |
return count | |
}) | |
} else if (S_COUNT in dynamicOptions) { | |
var dynCount = dynamicOptions[S_COUNT] | |
return createDynamicDecl(dynCount, function (env, scope) { | |
var result = env.invoke(scope, dynCount) | |
check.optional(function () { | |
env.assert(scope, | |
'typeof ' + result + '==="number"&&' + | |
result + '>=0&&' + | |
result + '===(' + result + '|0)', | |
'invalid vertex count') | |
}) | |
return result | |
}) | |
} else if (elements) { | |
if (isStatic(elements)) { | |
if (elements) { | |
if (OFFSET) { | |
return new Declaration( | |
OFFSET.thisDep, | |
OFFSET.contextDep, | |
OFFSET.propDep, | |
function (env, scope) { | |
var result = scope.def( | |
env.ELEMENTS, '.vertCount-', env.OFFSET) | |
check.optional(function () { | |
env.assert(scope, | |
result + '>=0', | |
'invalid vertex offset/element buffer too small') | |
}) | |
return result | |
}) | |
} else { | |
return createStaticDecl(function (env, scope) { | |
return scope.def(env.ELEMENTS, '.vertCount') | |
}) | |
} | |
} else { | |
var result = createStaticDecl(function () { | |
return -1 | |
}) | |
check.optional(function () { | |
result.MISSING = true | |
}) | |
return result | |
} | |
} else { | |
var variable = new Declaration( | |
elements.thisDep || OFFSET.thisDep, | |
elements.contextDep || OFFSET.contextDep, | |
elements.propDep || OFFSET.propDep, | |
function (env, scope) { | |
var elements = env.ELEMENTS | |
if (env.OFFSET) { | |
return scope.def(elements, '?', elements, '.vertCount-', | |
env.OFFSET, ':-1') | |
} | |
return scope.def(elements, '?', elements, '.vertCount:-1') | |
}) | |
check.optional(function () { | |
variable.DYNAMIC = true | |
}) | |
return variable | |
} | |
} | |
return null | |
} | |
return { | |
elements: elements, | |
primitive: parsePrimitive(), | |
count: parseVertCount(), | |
instances: parseParam(S_INSTANCES, false), | |
offset: OFFSET | |
} | |
} | |
function parseGLState (options) { | |
var staticOptions = options.static | |
var dynamicOptions = options.dynamic | |
var STATE = {} | |
GL_STATE_NAMES.forEach(function (prop) { | |
var param = propName(prop) | |
function parseParam (parseStatic, parseDynamic) { | |
if (prop in staticOptions) { | |
var value = parseStatic(staticOptions[prop]) | |
STATE[param] = createStaticDecl(function () { | |
return value | |
}) | |
} else if (prop in dynamicOptions) { | |
var dyn = dynamicOptions[prop] | |
STATE[param] = createDynamicDecl(dyn, function (env, scope) { | |
return parseDynamic(env, scope, env.invoke(scope, dyn)) | |
}) | |
} | |
} | |
switch (prop) { | |
case S_CULL_ENABLE: | |
case S_BLEND_ENABLE: | |
case S_DITHER: | |
case S_STENCIL_ENABLE: | |
case S_DEPTH_ENABLE: | |
case S_SCISSOR_ENABLE: | |
case S_POLYGON_OFFSET_ENABLE: | |
case S_SAMPLE_ALPHA: | |
case S_SAMPLE_ENABLE: | |
case S_DEPTH_MASK: | |
return parseParam( | |
function (value) { | |
check.commandType(value, 'boolean', prop) | |
return value | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
'typeof ' + value + '==="boolean"', | |
'invalid flag ' + prop) | |
}) | |
return value | |
}) | |
case S_DEPTH_FUNC: | |
return parseParam( | |
function (value) { | |
check.commandParameter(value, compareFuncs, 'invalid ' + prop) | |
return compareFuncs[value] | |
}, | |
function (env, scope, value) { | |
var COMPARE_FUNCS = env.constants.compareFuncs | |
check.optional(function () { | |
env.assert(scope, | |
value + ' in ' + COMPARE_FUNCS, | |
'invalid ' + prop + ', must be one of ' + Object.keys(compareFuncs)) | |
}) | |
return scope.def(COMPARE_FUNCS, '[', value, ']') | |
}) | |
case S_DEPTH_RANGE: | |
return parseParam( | |
function (value) { | |
check.command( | |
isArrayLike(value) && | |
value.length === 2 && | |
typeof value[0] === 'number' && | |
typeof value[1] === 'number' && | |
value[0] <= value[1], | |
'depth range is 2d array') | |
return value | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
env.shared.isArrayLike + '(' + value + ')&&' + | |
value + '.length===2&&' + | |
'typeof ' + value + '[0]==="number"&&' + | |
'typeof ' + value + '[1]==="number"&&' + | |
value + '[0]<=' + value + '[1]', | |
'depth range must be a 2d array') | |
}) | |
var Z_NEAR = scope.def('+', value, '[0]') | |
var Z_FAR = scope.def('+', value, '[1]') | |
return [Z_NEAR, Z_FAR] | |
}) | |
case S_BLEND_FUNC: | |
return parseParam( | |
function (value) { | |
check.commandType(value, 'object', 'blend.func') | |
var srcRGB = ('srcRGB' in value ? value.srcRGB : value.src) | |
var srcAlpha = ('srcAlpha' in value ? value.srcAlpha : value.src) | |
var dstRGB = ('dstRGB' in value ? value.dstRGB : value.dst) | |
var dstAlpha = ('dstAlpha' in value ? value.dstAlpha : value.dst) | |
check.commandParameter(srcRGB, blendFuncs, param + '.srcRGB') | |
check.commandParameter(srcAlpha, blendFuncs, param + '.srcAlpha') | |
check.commandParameter(dstRGB, blendFuncs, param + '.dstRGB') | |
check.commandParameter(dstAlpha, blendFuncs, param + '.dstAlpha') | |
return [ | |
blendFuncs[srcRGB], | |
blendFuncs[dstRGB], | |
blendFuncs[srcAlpha], | |
blendFuncs[dstAlpha] | |
] | |
}, | |
function (env, scope, value) { | |
var BLEND_FUNCS = env.constants.blendFuncs | |
check.optional(function () { | |
env.assert(scope, | |
value + '&&typeof ' + value + '==="object"', | |
'invalid blend func, must be an object') | |
}) | |
function read (prefix, suffix) { | |
var func = scope.def( | |
'"', prefix, suffix, '" in ', value, | |
'?', value, '.', prefix, suffix, | |
':', value, '.', prefix) | |
check.optional(function () { | |
env.assert(scope, | |
func + ' in ' + BLEND_FUNCS, | |
'invalid ' + prop + '.' + prefix + suffix + ', must be one of ' + Object.keys(blendFuncs)) | |
}) | |
return scope.def(BLEND_FUNCS, '[', func, ']') | |
} | |
var SRC_RGB = read('src', 'RGB') | |
var SRC_ALPHA = read('src', 'Alpha') | |
var DST_RGB = read('dst', 'RGB') | |
var DST_ALPHA = read('dst', 'Alpha') | |
return [SRC_RGB, DST_RGB, SRC_ALPHA, DST_ALPHA] | |
}) | |
case S_BLEND_EQUATION: | |
return parseParam( | |
function (value) { | |
if (typeof value === 'string') { | |
check.commandParameter(value, blendEquations, 'invalid ' + prop) | |
return [ | |
blendEquations[value], | |
blendEquations[value] | |
] | |
} else if (typeof value === 'object') { | |
check.commandParameter( | |
value.rgb, blendEquations, prop + '.rgb') | |
check.commandParameter( | |
value.alpha, blendEquations, prop + '.alpha') | |
return [ | |
blendEquations[value.rgb], | |
blendEquations[value.alpha] | |
] | |
} else { | |
check.commandRaise('invalid blend.equation') | |
} | |
}, | |
function (env, scope, value) { | |
var BLEND_EQUATIONS = env.constants.blendEquations | |
var RGB = scope.def() | |
var ALPHA = scope.def() | |
var ifte = env.cond('typeof ', value, '==="string"') | |
check.optional(function () { | |
function checkProp (block, name, value) { | |
env.assert(block, | |
value + ' in ' + BLEND_EQUATIONS, | |
'invalid ' + name + ', must be one of ' + Object.keys(blendEquations)) | |
} | |
checkProp(ifte.then, prop, value) | |
env.assert(ifte.else, | |
value + '&&typeof ' + value + '==="object"', | |
'invalid ' + prop) | |
checkProp(ifte.else, prop + '.rgb', value + '.rgb') | |
checkProp(ifte.else, prop + '.alpha', value + '.alpha') | |
}) | |
ifte.then( | |
RGB, '=', ALPHA, '=', BLEND_EQUATIONS, '[', value, '];') | |
ifte.else( | |
RGB, '=', BLEND_EQUATIONS, '[', value, '.rgb];', | |
ALPHA, '=', BLEND_EQUATIONS, '[', value, '.alpha];') | |
scope(ifte) | |
return [RGB, ALPHA] | |
}) | |
case S_BLEND_COLOR: | |
return parseParam( | |
function (value) { | |
check.command( | |
isArrayLike(value) && | |
value.length === 4, | |
'blend.color must be a 4d array') | |
return loop(4, function (i) { | |
return +value[i] | |
}) | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
env.shared.isArrayLike + '(' + value + ')&&' + | |
value + '.length===4', | |
'blend.color must be a 4d array') | |
}) | |
return loop(4, function (i) { | |
return scope.def('+', value, '[', i, ']') | |
}) | |
}) | |
case S_STENCIL_MASK: | |
return parseParam( | |
function (value) { | |
check.commandType(value, 'number', param) | |
return value | 0 | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
'typeof ' + value + '==="number"', | |
'invalid stencil.mask') | |
}) | |
return scope.def(value, '|0') | |
}) | |
case S_STENCIL_FUNC: | |
return parseParam( | |
function (value) { | |
check.commandType(value, 'object', param) | |
var cmp = value.cmp || 'keep' | |
var ref = value.ref || 0 | |
var mask = 'mask' in value ? value.mask : -1 | |
check.commandParameter(cmp, compareFuncs, prop + '.cmp') | |
check.commandType(ref, 'number', prop + '.ref') | |
check.commandType(mask, 'number', prop + '.mask') | |
return [ | |
compareFuncs[cmp], | |
ref, | |
mask | |
] | |
}, | |
function (env, scope, value) { | |
var COMPARE_FUNCS = env.constants.compareFuncs | |
check.optional(function () { | |
function assert () { | |
env.assert(scope, | |
Array.prototype.join.call(arguments, ''), | |
'invalid stencil.func') | |
} | |
assert(value + '&&typeof ', value, '==="object"') | |
assert('!("cmp" in ', value, ')||(', | |
value, '.cmp in ', COMPARE_FUNCS, ')') | |
}) | |
var cmp = scope.def( | |
'"cmp" in ', value, | |
'?', COMPARE_FUNCS, '[', value, '.cmp]', | |
':', GL_KEEP) | |
var ref = scope.def(value, '.ref|0') | |
var mask = scope.def( | |
'"mask" in ', value, | |
'?', value, '.mask|0:-1') | |
return [cmp, ref, mask] | |
}) | |
case S_STENCIL_OPFRONT: | |
case S_STENCIL_OPBACK: | |
return parseParam( | |
function (value) { | |
check.commandType(value, 'object', param) | |
var fail = value.fail || 'keep' | |
var zfail = value.zfail || 'keep' | |
var pass = value.pass || 'keep' | |
check.commandParameter(fail, stencilOps, prop + '.fail') | |
check.commandParameter(zfail, stencilOps, prop + '.zfail') | |
check.commandParameter(pass, stencilOps, prop + '.pass') | |
return [ | |
prop === S_STENCIL_OPBACK ? GL_BACK : GL_FRONT, | |
stencilOps[fail], | |
stencilOps[zfail], | |
stencilOps[pass] | |
] | |
}, | |
function (env, scope, value) { | |
var STENCIL_OPS = env.constants.stencilOps | |
check.optional(function () { | |
env.assert(scope, | |
value + '&&typeof ' + value + '==="object"', | |
'invalid ' + prop) | |
}) | |
function read (name) { | |
check.optional(function () { | |
env.assert(scope, | |
'!("' + name + '" in ' + value + ')||' + | |
'(' + value + '.' + name + ' in ' + STENCIL_OPS + ')', | |
'invalid ' + prop + '.' + name + ', must be one of ' + Object.keys(stencilOps)) | |
}) | |
return scope.def( | |
'"', name, '" in ', value, | |
'?', STENCIL_OPS, '[', value, '.', name, ']:', | |
GL_KEEP) | |
} | |
return [ | |
prop === S_STENCIL_OPBACK ? GL_BACK : GL_FRONT, | |
read('fail'), | |
read('zfail'), | |
read('pass') | |
] | |
}) | |
case S_POLYGON_OFFSET_OFFSET: | |
return parseParam( | |
function (value) { | |
check.commandType(value, 'object', param) | |
var factor = value.factor | 0 | |
var units = value.units | 0 | |
check.commandType(factor, 'number', param + '.factor') | |
check.commandType(units, 'number', param + '.units') | |
return [factor, units] | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
value + '&&typeof ' + value + '==="object"', | |
'invalid ' + prop) | |
}) | |
var FACTOR = scope.def(value, '.factor|0') | |
var UNITS = scope.def(value, '.units|0') | |
return [FACTOR, UNITS] | |
}) | |
case S_CULL_FACE: | |
return parseParam( | |
function (value) { | |
var face = 0 | |
if (value === 'front') { | |
face = GL_FRONT | |
} else if (value === 'back') { | |
face = GL_BACK | |
} | |
check.command(!!face, param) | |
return face | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
value + '==="front"||' + | |
value + '==="back"', | |
'invalid cull.face') | |
}) | |
return scope.def(value, '==="front"?', GL_FRONT, ':', GL_BACK) | |
}) | |
case S_LINE_WIDTH: | |
return parseParam( | |
function (value) { | |
check.command( | |
typeof value === 'number' && | |
value >= limits.lineWidthDims[0] && | |
value <= limits.lineWidthDims[1], | |
'invalid line width, must positive number between ' + | |
limits.lineWidthDims[0] + ' and ' + limits.lineWidthDims[1]) | |
return value | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
'typeof ' + value + '==="number"&&' + | |
value + '>=' + limits.lineWidthDims[0] + '&&' + | |
value + '<=' + limits.lineWidthDims[1], | |
'invalid line width') | |
}) | |
return value | |
}) | |
case S_FRONT_FACE: | |
return parseParam( | |
function (value) { | |
check.commandParameter(value, orientationType, param) | |
return orientationType[value] | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
value + '==="cw"||' + | |
value + '==="ccw"', | |
'invalid frontFace, must be one of cw,ccw') | |
}) | |
return scope.def(value + '==="cw"?' + GL_CW + ':' + GL_CCW) | |
}) | |
case S_COLOR_MASK: | |
return parseParam( | |
function (value) { | |
check.command( | |
isArrayLike(value) && value.length === 4, | |
'color.mask must be length 4 array') | |
return value.map(function (v) { return !!v }) | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
env.shared.isArrayLike + '(' + value + ')&&' + | |
value + '.length===4', | |
'invalid color.mask') | |
}) | |
return loop(4, function (i) { | |
return '!!' + value + '[' + i + ']' | |
}) | |
}) | |
case S_SAMPLE_COVERAGE: | |
return parseParam( | |
function (value) { | |
check.command(typeof value === 'object' && value, param) | |
var sampleValue = 'value' in value ? value.value : 1 | |
var sampleInvert = !!value.invert | |
check.command( | |
typeof sampleValue === 'number' && | |
sampleValue >= 0 && sampleValue <= 1, | |
'sample.coverage.value must be a number between 0 and 1') | |
return [sampleValue, sampleInvert] | |
}, | |
function (env, scope, value) { | |
check.optional(function () { | |
env.assert(scope, | |
value + '&&typeof ' + value + '==="object"', | |
'invalid sample.coverage') | |
}) | |
var VALUE = scope.def( | |
'"value" in ', value, '?+', value, '.value:1') | |
var INVERT = scope.def('!!', value, '.invert') | |
return [VALUE, INVERT] | |
}) | |
} | |
}) | |
return STATE | |
} | |
function parseOptions (options) { | |
var staticOptions = options.static | |
var dynamicOptions = options.dynamic | |
check.optional(function () { | |
var command = check.guessCommand() | |
var KEY_NAMES = [ | |
S_FRAMEBUFFER, | |
S_VERT, | |
S_FRAG, | |
S_ELEMENTS, | |
S_PRIMITIVE, | |
S_OFFSET, | |
S_COUNT, | |
S_INSTANCES, | |
S_PROFILE | |
].concat(GL_STATE_NAMES) | |
function checkKeys (dict) { | |
Object.keys(dict).forEach(function (key) { | |
check.command( | |
KEY_NAMES.indexOf(key) >= 0, | |
'unknown parameter "' + key + '"', | |
command) | |
}) | |
} | |
checkKeys(staticOptions) | |
checkKeys(dynamicOptions) | |
}) | |
var framebuffer = parseFramebuffer(options) | |
var viewportAndScissor = parseViewportScissor(options, framebuffer) | |
var draw = parseDraw(options) | |
var state = parseGLState(options) | |
var shader = parseProgram(options) | |
function copyBox (name) { | |
var defn = viewportAndScissor[name] | |
if (defn) { | |
state[name] = defn | |
} | |
} | |
copyBox(S_VIEWPORT) | |
copyBox(propName(S_SCISSOR_BOX)) | |
var dirty = Object.keys(state).length > 0 | |
return { | |
framebuffer: framebuffer, | |
draw: draw, | |
shader: shader, | |
state: state, | |
dirty: dirty | |
} | |
} | |
function parseUniforms (uniforms) { | |
var staticUniforms = uniforms.static | |
var dynamicUniforms = uniforms.dynamic | |
var UNIFORMS = {} | |
Object.keys(staticUniforms).forEach(function (name) { | |
var value = staticUniforms[name] | |
var result | |
if (typeof value === 'number' || | |
typeof value === 'boolean') { | |
result = createStaticDecl(function () { | |
return value | |
}) | |
} else if ( | |
typeof value === 'function' && | |
(value._reglType === 'texture2d' || | |
value._reglType === 'textureCube')) { | |
result = createStaticDecl(function (env) { | |
return env.link(value) | |
}) | |
} else if (isArrayLike(value)) { | |
result = createStaticDecl(function (env) { | |
var ITEM = env.global.def('[', | |
loop(value.length, function (i) { | |
check.command( | |
typeof value[i] === 'number' || | |
typeof value[i] === 'boolean', | |
'invalid uniform ' + name) | |
return value[i] | |
}), ']') | |
return ITEM | |
}) | |
} else { | |
check.commandRaise('invalid uniform ' + name) | |
} | |
result.value = value | |
UNIFORMS[name] = result | |
}) | |
Object.keys(dynamicUniforms).forEach(function (key) { | |
var dyn = dynamicUniforms[key] | |
UNIFORMS[key] = createDynamicDecl(dyn, function (env, scope) { | |
return env.invoke(scope, dyn) | |
}) | |
}) | |
return UNIFORMS | |
} | |
function parseAttributes (attributes) { | |
var staticAttributes = attributes.static | |
var dynamicAttributes = attributes.dynamic | |
var attributeDefs = {} | |
Object.keys(staticAttributes).forEach(function (attribute) { | |
var value = staticAttributes[attribute] | |
var id = stringStore.id(attribute) | |
var record = new AttributeRecord() | |
if (isBufferArgs(value)) { | |
record.state = ATTRIB_STATE_POINTER | |
record.buffer = bufferState.getBuffer( | |
bufferState.create(value, GL_ARRAY_BUFFER, false)) | |
record.type = record.buffer.dtype | |
} else { | |
var buffer = bufferState.getBuffer(value) | |
if (buffer) { | |
record.state = ATTRIB_STATE_POINTER | |
record.buffer = buffer | |
record.type = buffer.dtype | |
} else { | |
check.command(typeof value === 'object' && value, | |
'invalid data for attribute ' + attribute) | |
if (value.constant) { | |
var constant = value.constant | |
record.state = ATTRIB_STATE_CONSTANT | |
if (typeof constant === 'number') { | |
record.x = constant | |
} else { | |
check.command( | |
isArrayLike(constant) && | |
constant.length > 0 && | |
constant.length <= 4, | |
'invalid constant for attribute ' + attribute) | |
CUTE_COMPONENTS.forEach(function (c, i) { | |
if (i < constant.length) { | |
record[c] = constant[i] | |
} | |
}) | |
} | |
} else { | |
buffer = bufferState.getBuffer(value.buffer) | |
check.command(!!buffer, 'missing buffer for attribute "' + attribute + '"') | |
var offset = value.offset | 0 | |
check.command(offset >= 0, | |
'invalid offset for attribute "' + attribute + '"') | |
var stride = value.stride | 0 | |
check.command(stride >= 0 && stride < 256, | |
'invalid stride for attribute "' + attribute + '", must be integer betweeen [0, 255]') | |
var size = value.size | 0 | |
check.command(!('size' in value) || (size > 0 && size <= 4), | |
'invalid size for attribute "' + attribute + '", must be 1,2,3,4') | |
var normalized = !!value.normalized | |
var type = 0 | |
if ('type' in value) { | |
check.commandParameter( | |
value.type, glTypes, | |
'invalid type for attribute ' + attribute) | |
type = glTypes[value.type] | |
} | |
var divisor = value.divisor | 0 | |
if ('divisor' in value) { | |
check.command(divisor === 0 || extInstancing, | |
'cannot specify divisor for attribute "' + attribute + '", instancing not supported') | |
check.command(divisor >= 0, | |
'invalid divisor for attribute "' + attribute + '"') | |
} | |
check.optional(function () { | |
var command = check.guessCommand() | |
var VALID_KEYS = [ | |
'buffer', | |
'offset', | |
'divisor', | |
'normalized', | |
'type', | |
'size', | |
'stride' | |
] | |
Object.keys(value).forEach(function (prop) { | |
check.command( | |
VALID_KEYS.indexOf(prop) >= 0, | |
'unknown parameter "' + prop + '" for attribute pointer "' + attribute + '" (valid parameters are ' + VALID_KEYS + ')', | |
command) | |
}) | |
}) | |
record.buffer = buffer | |
record.state = ATTRIB_STATE_POINTER | |
record.size = size | |
record.normalized = normalized | |
record.type = type || buffer.dtype | |
record.offset = offset | |
record.stride = stride | |
record.divisor = divisor | |
} | |
} | |
} | |
attributeDefs[attribute] = createStaticDecl(function (env, scope) { | |
var cache = env.attribCache | |
if (id in cache) { | |
return cache[id] | |
} | |
var result = { | |
isStream: false | |
} | |
Object.keys(record).forEach(function (key) { | |
result[key] = record[key] | |
}) | |
if (record.buffer) { | |
result.buffer = env.link(record.buffer) | |
} | |
cache[id] = result | |
return result | |
}) | |
}) | |
Object.keys(dynamicAttributes).forEach(function (attribute) { | |
var dyn = dynamicAttributes[attribute] | |
function appendAttributeCode (env, block) { | |
var VALUE = env.invoke(block, dyn) | |
var shared = env.shared | |
var IS_BUFFER_ARGS = shared.isBufferArgs | |
var BUFFER_STATE = shared.buffer | |
// Perform validation on attribute | |
check.optional(function () { | |
env.assert(block, | |
VALUE + '&&(typeof ' + VALUE + '==="object"||typeof ' + | |
VALUE + '==="function")&&(' + | |
IS_BUFFER_ARGS + '(' + VALUE + ')||' + | |
BUFFER_STATE + '.getBuffer(' + VALUE + ')||' + | |
BUFFER_STATE + '.getBuffer(' + VALUE + '.buffer)||' + | |
'("constant" in ' + VALUE + | |
'&&(typeof ' + VALUE + '.constant==="number"||' + | |
shared.isArrayLike + '(' + VALUE + '))))', | |
'invalid dynamic attribute "' + attribute + '"') | |
}) | |
// allocate names for result | |
var result = { | |
isStream: block.def(false) | |
} | |
var defaultRecord = new AttributeRecord() | |
defaultRecord.state = ATTRIB_STATE_POINTER | |
Object.keys(defaultRecord).forEach(function (key) { | |
result[key] = block.def('' + defaultRecord[key]) | |
}) | |
var BUFFER = result.buffer | |
var TYPE = result.type | |
block( | |
'if(', IS_BUFFER_ARGS, '(', VALUE, ')){', | |
result.isStream, '=true;', | |
BUFFER, '=', BUFFER_STATE, '.createStream(', GL_ARRAY_BUFFER, ',', VALUE, ');', | |
TYPE, '=', BUFFER, '.dtype;', | |
'}else{', | |
BUFFER, '=', BUFFER_STATE, '.getBuffer(', VALUE, ');', | |
'if(', BUFFER, '){', | |
TYPE, '=', BUFFER, '.dtype;', | |
'}else if(', VALUE, '.constant){', | |
result.state, '=', ATTRIB_STATE_CONSTANT, ';', | |
CUTE_COMPONENTS.map(function (name, i) { | |
return ( | |
result[name] + '=' + VALUE + '.length>=' + i + | |
'?' + VALUE + '[' + i + ']:0;' | |
) | |
}).join(''), | |
'}else{', | |
BUFFER, '=', BUFFER_STATE, '.getBuffer(', VALUE, '.buffer);', | |
TYPE, '="type" in ', VALUE, '?', | |
shared.glTypes, '[', VALUE, '.type]:', BUFFER, '.dtype;', | |
result.normalized, '=!!', VALUE, '.normalized;') | |
function emitReadRecord (name) { | |
block(result[name], '=', VALUE, '.', name, '|0;') | |
} | |
emitReadRecord('size') | |
emitReadRecord('offset') | |
emitReadRecord('stride') | |
emitReadRecord('divisor') | |
block('}}') | |
return result | |
} | |
attributeDefs[attribute] = createDynamicDecl(dyn, appendAttributeCode) | |
}) | |
return attributeDefs | |
} | |
function parseContext (context) { | |
var staticContext = context.static | |
var dynamicContext = context.dynamic | |
var result = {} | |
Object.keys(staticContext).forEach(function (name) { | |
var value = staticContext[name] | |
result[name] = createStaticDecl(function (env, scope) { | |
if (typeof value === 'number' || typeof value === 'boolean') { | |
return '' + value | |
} else { | |
return env.link(value) | |
} | |
}) | |
}) | |
Object.keys(dynamicContext).forEach(function (name) { | |
var dyn = dynamicContext[name] | |
result[name] = createDynamicDecl(dyn, function (env, scope) { | |
return env.invoke(scope, dyn) | |
}) | |
}) | |
return result | |
} | |
function parseArguments (options, attributes, uniforms, context) { | |
var result = parseOptions(options) | |
result.profile = parseProfile(options) | |
result.uniforms = parseUniforms(uniforms) | |
result.attributes = parseAttributes(attributes) | |
result.context = parseContext(context) | |
return result | |
} | |
// =================================================== | |
// =================================================== | |
// COMMON UPDATE FUNCTIONS | |
// =================================================== | |
// =================================================== | |
function emitContext (env, scope, context) { | |
var shared = env.shared | |
var CONTEXT = shared.context | |
var contextEnter = env.scope() | |
Object.keys(context).forEach(function (name) { | |
scope.save(CONTEXT, '.' + name) | |
var defn = context[name] | |
contextEnter(CONTEXT, '.', name, '=', defn.append(env, scope), ';') | |
}) | |
scope(contextEnter) | |
} | |
// =================================================== | |
// =================================================== | |
// COMMON DRAWING FUNCTIONS | |
// =================================================== | |
// =================================================== | |
function emitPollFramebuffer (env, scope, framebuffer) { | |
var shared = env.shared | |
var GL = shared.gl | |
var FRAMEBUFFER_STATE = shared.framebuffer | |
var EXT_DRAW_BUFFERS | |
if (extDrawBuffers) { | |
EXT_DRAW_BUFFERS = scope.def(shared.extensions, '.webgl_draw_buffers') | |
} | |
var constants = env.constants | |
var DRAW_BUFFERS = constants.drawBuffer | |
var BACK_BUFFER = constants.backBuffer | |
var NEXT | |
if (framebuffer) { | |
NEXT = framebuffer.append(env, scope) | |
} else { | |
NEXT = scope.def(FRAMEBUFFER_STATE, '.next') | |
} | |
scope( | |
'if(', FRAMEBUFFER_STATE, '.dirty||', NEXT, '!==', FRAMEBUFFER_STATE, '.cur){', | |
'if(', NEXT, '){', | |
GL, '.bindFramebuffer(', GL_FRAMEBUFFER, ',', NEXT, '.framebuffer);') | |
if (extDrawBuffers) { | |
scope(EXT_DRAW_BUFFERS, '.drawBuffersWEBGL(', | |
DRAW_BUFFERS, '[', NEXT, '.colorAttachments.length]);') | |
} | |
scope('}else{', | |
GL, '.bindFramebuffer(', GL_FRAMEBUFFER, ',null);') | |
if (extDrawBuffers) { | |
scope(EXT_DRAW_BUFFERS, '.drawBuffersWEBGL(', BACK_BUFFER, ');') | |
} | |
scope( | |
'}', | |
FRAMEBUFFER_STATE, '.cur=', NEXT, ';', | |
FRAMEBUFFER_STATE, '.dirty=false;', | |
'}') | |
} | |
function emitPollState (env, scope, args) { | |
var shared = env.shared | |
var GL = shared.gl | |
var CURRENT_VARS = env.current | |
var NEXT_VARS = env.next | |
var CURRENT_STATE = shared.current | |
var NEXT_STATE = shared.next | |
var block = env.cond(CURRENT_STATE, '.dirty') | |
GL_STATE_NAMES.forEach(function (prop) { | |
var param = propName(prop) | |
if (param in args.state) { | |
return | |
} | |
var NEXT, CURRENT | |
if (param in NEXT_VARS) { | |
NEXT = NEXT_VARS[param] | |
CURRENT = CURRENT_VARS[param] | |
var parts = loop(currentState[param].length, function (i) { | |
return block.def(NEXT, '[', i, ']') | |
}) | |
block(env.cond(parts.map(function (p, i) { | |
return p + '!==' + CURRENT + '[' + i + ']' | |
}).join('||')) | |
.then( | |
GL, '.', GL_VARIABLES[param], '(', parts, ');', | |
parts.map(function (p, i) { | |
return CURRENT + '[' + i + ']=' + p | |
}).join(';'), ';')) | |
} else { | |
NEXT = block.def(NEXT_STATE, '.', param) | |
var ifte = env.cond(NEXT, '!==', CURRENT_STATE, '.', param) | |
block(ifte) | |
if (param in GL_FLAGS) { | |
ifte( | |
env.cond(NEXT) | |
.then(GL, '.enable(', GL_FLAGS[param], ');') | |
.else(GL, '.disable(', GL_FLAGS[param], ');'), | |
CURRENT_STATE, '.', param, '=', NEXT, ';') | |
} else { | |
ifte( | |
GL, '.', GL_VARIABLES[param], '(', NEXT, ');', | |
CURRENT_STATE, '.', param, '=', NEXT, ';') | |
} | |
} | |
}) | |
if (Object.keys(args.state).length === 0) { | |
block(CURRENT_STATE, '.dirty=false;') | |
} | |
scope(block) | |
} | |
function emitSetOptions (env, scope, options, filter) { | |
var shared = env.shared | |
var CURRENT_VARS = env.current | |
var CURRENT_STATE = shared.current | |
var GL = shared.gl | |
sortState(Object.keys(options)).forEach(function (param) { | |
var defn = options[param] | |
if (filter && !filter(defn)) { | |
return | |
} | |
var variable = defn.append(env, scope) | |
if (GL_FLAGS[param]) { | |
var flag = GL_FLAGS[param] | |
if (isStatic(defn)) { | |
if (variable) { | |
scope(GL, '.enable(', flag, ');') | |
} else { | |
scope(GL, '.disable(', flag, ');') | |
} | |
} else { | |
scope(env.cond(variable) | |
.then(GL, '.enable(', flag, ');') | |
.else(GL, '.disable(', flag, ');')) | |
} | |
scope(CURRENT_STATE, '.', param, '=', variable, ';') | |
} else if (isArrayLike(variable)) { | |
var CURRENT = CURRENT_VARS[param] | |
scope( | |
GL, '.', GL_VARIABLES[param], '(', variable, ');', | |
variable.map(function (v, i) { | |
return CURRENT + '[' + i + ']=' + v | |
}).join(';'), ';') | |
} else { | |
scope( | |
GL, '.', GL_VARIABLES[param], '(', variable, ');', | |
CURRENT_STATE, '.', param, '=', variable, ';') | |
} | |
}) | |
} | |
function injectExtensions (env, scope) { | |
if (extInstancing && !env.instancing) { | |
env.instancing = scope.def( | |
env.shared.extensions, '.angle_instanced_arrays') | |
} | |
} | |
function emitProfile (env, scope, args, useScope, incrementCounter) { | |
var shared = env.shared | |
var STATS = env.stats | |
var CURRENT_STATE = shared.current | |
var TIMER = shared.timer | |
var profileArg = args.profile | |
function perfCounter () { | |
if (typeof performance === 'undefined') { | |
return 'Date.now()' | |
} else { | |
return 'performance.now()' | |
} | |
} | |
var CPU_START, QUERY_COUNTER | |
function emitProfileStart (block) { | |
CPU_START = scope.def() | |
block(CPU_START, '=', perfCounter(), ';') | |
if (typeof incrementCounter === 'string') { | |
block(STATS, '.count+=', incrementCounter, ';') | |
} else { | |
block(STATS, '.count++;') | |
} | |
if (timer) { | |
if (useScope) { | |
QUERY_COUNTER = scope.def() | |
block(QUERY_COUNTER, '=', TIMER, '.getNumPendingQueries();') | |
} else { | |
block(TIMER, '.beginQuery(', STATS, ');') | |
} | |
} | |
} | |
function emitProfileEnd (block) { | |
block(STATS, '.cpuTime+=', perfCounter(), '-', CPU_START, ';') | |
if (timer) { | |
if (useScope) { | |
block(TIMER, '.pushScopeStats(', | |
QUERY_COUNTER, ',', | |
TIMER, '.getNumPendingQueries(),', | |
STATS, ');') | |
} else { | |
block(TIMER, '.endQuery();') | |
} | |
} | |
} | |
function scopeProfile (value) { | |
var prev = scope.def(CURRENT_STATE, '.profile') | |
scope(CURRENT_STATE, '.profile=', value, ';') | |
scope.exit(CURRENT_STATE, '.profile=', prev, ';') | |
} | |
var USE_PROFILE | |
if (profileArg) { | |
if (isStatic(profileArg)) { | |
if (profileArg.enable) { | |
emitProfileStart(scope) | |
emitProfileEnd(scope.exit) | |
scopeProfile('true') | |
} else { | |
scopeProfile('false') | |
} | |
return | |
} | |
USE_PROFILE = profileArg.append(env, scope) | |
scopeProfile(USE_PROFILE) | |
} else { | |
USE_PROFILE = scope.def(CURRENT_STATE, '.profile') | |
} | |
var start = env.block() | |
emitProfileStart(start) | |
scope('if(', USE_PROFILE, '){', start, '}') | |
var end = env.block() | |
emitProfileEnd(end) | |
scope.exit('if(', USE_PROFILE, '){', end, '}') | |
} | |
function emitAttributes (env, scope, args, attributes, filter) { | |
var shared = env.shared | |
function typeLength (x) { | |
switch (x) { | |
case GL_FLOAT_VEC2: | |
case GL_INT_VEC2: | |
case GL_BOOL_VEC2: | |
return 2 | |
case GL_FLOAT_VEC3: | |
case GL_INT_VEC3: | |
case GL_BOOL_VEC3: | |
return 3 | |
case GL_FLOAT_VEC4: | |
case GL_INT_VEC4: | |
case GL_BOOL_VEC4: | |
return 4 | |
default: | |
return 1 | |
} | |
} | |
function emitBindAttribute (ATTRIBUTE, size, record) { | |
var GL = shared.gl | |
var LOCATION = scope.def(ATTRIBUTE, '.location') | |
var BINDING = scope.def(shared.attributes, '[', LOCATION, ']') | |
var STATE = record.state | |
var BUFFER = record.buffer | |
var CONST_COMPONENTS = [ | |
record.x, | |
record.y, | |
record.z, | |
record.w | |
] | |
var COMMON_KEYS = [ | |
'buffer', | |
'normalized', | |
'offset', | |
'stride' | |
] | |
function emitBuffer () { | |
scope( | |
'if(!', BINDING, '.pointer){', | |
GL, '.enableVertexAttribArray(', LOCATION, ');', | |
BINDING, '.pointer=true;}') | |
var TYPE = record.type | |
var SIZE | |
if (!record.size) { | |
SIZE = size | |
} else { | |
SIZE = scope.def(record.size, '||', size) | |
} | |
scope('if(', | |
BINDING, '.type!==', TYPE, '||', | |
BINDING, '.size!==', SIZE, '||', | |
COMMON_KEYS.map(function (key) { | |
return BINDING + '.' + key + '!==' + record[key] | |
}).join('||'), | |
'){', | |
GL, '.bindBuffer(', GL_ARRAY_BUFFER, ',', BUFFER, '.buffer);', | |
GL, '.vertexAttribPointer(', [ | |
LOCATION, | |
SIZE, | |
TYPE, | |
record.normalized, | |
record.stride, | |
record.offset | |
], ');', | |
BINDING, '.type=', TYPE, ';', | |
BINDING, '.size=', SIZE, ';', | |
COMMON_KEYS.map(function (key) { | |
return BINDING + '.' + key + '=' + record[key] + ';' | |
}).join(''), | |
'}') | |
if (extInstancing) { | |
var DIVISOR = record.divisor | |
scope( | |
'if(', BINDING, '.divisor!==', DIVISOR, '){', | |
env.instancing, '.vertexAttribDivisorANGLE(', [LOCATION, DIVISOR], ');', | |
BINDING, '.divisor=', DIVISOR, ';}') | |
} | |
} | |
function emitConstant () { | |
scope( | |
'if(', BINDING, '.pointer){', | |
GL, '.disableVertexAttribArray(', LOCATION, ');', | |
BINDING, '.pointer=false;', | |
'}if(', CUTE_COMPONENTS.map(function (c, i) { | |
return BINDING + '.' + c + '!==' + CONST_COMPONENTS[i] | |
}).join('||'), '){', | |
GL, '.vertexAttrib4f(', LOCATION, ',', CONST_COMPONENTS, ');', | |
CUTE_COMPONENTS.map(function (c, i) { | |
return BINDING + '.' + c + '=' + CONST_COMPONENTS[i] + ';' | |
}).join(''), | |
'}') | |
} | |
if (STATE === ATTRIB_STATE_POINTER) { | |
emitBuffer() | |
} else if (STATE === ATTRIB_STATE_CONSTANT) { | |
emitConstant() | |
} else { | |
scope('if(', STATE, '===', ATTRIB_STATE_POINTER, '){') | |
emitBuffer() | |
scope('}else{') | |
emitConstant() | |
scope('}') | |
} | |
} | |
attributes.forEach(function (attribute) { | |
var name = attribute.name | |
var arg = args.attributes[name] | |
var record | |
if (arg) { | |
if (!filter(arg)) { | |
return | |
} | |
record = arg.append(env, scope) | |
} else { | |
if (!filter(SCOPE_DECL)) { | |
return | |
} | |
var scopeAttrib = env.scopeAttrib(name) | |
check.optional(function () { | |
env.assert(scope, | |
scopeAttrib + '.state', | |
'missing attribute ' + name) | |
}) | |
record = {} | |
Object.keys(new AttributeRecord()).forEach(function (key) { | |
record[key] = scope.def(scopeAttrib, '.', key) | |
}) | |
} | |
emitBindAttribute( | |
env.link(attribute), typeLength(attribute.info.type), record) | |
}) | |
} | |
function emitUniforms (env, scope, args, uniforms, filter) { | |
var shared = env.shared | |
var GL = shared.gl | |
var infix | |
for (var i = 0; i < uniforms.length; ++i) { | |
var uniform = uniforms[i] | |
var name = uniform.name | |
var type = uniform.info.type | |
var arg = args.uniforms[name] | |
var UNIFORM = env.link(uniform) | |
var LOCATION = UNIFORM + '.location' | |
var VALUE | |
if (arg) { | |
if (!filter(arg)) { | |
continue | |
} | |
if (isStatic(arg)) { | |
var value = arg.value | |
if (type === GL_SAMPLER_2D || type === GL_SAMPLER_CUBE) { | |
check.command( | |
typeof value === 'function' && | |
((value._reglType === 'texture2d' && type === GL_SAMPLER_2D) || | |
(value._reglType === 'textureCube' && type === GL_SAMPLER_CUBE)), | |
'invalid texture for uniform ' + name) | |
var TEX_VALUE = env.link(value._texture) | |
scope(GL, '.uniform1i(', LOCATION, ',', TEX_VALUE + '.bind());') | |
scope.exit(TEX_VALUE, '.unbind();') | |
} else if ( | |
type === GL_FLOAT_MAT2 || | |
type === GL_FLOAT_MAT3 || | |
type === GL_FLOAT_MAT4) { | |
check.optional(function () { | |
check.command(isArrayLike(value), | |
'invalid matrix for uniform ' + name) | |
check.command( | |
(type === GL_FLOAT_MAT2 && value.length === 4) || | |
(type === GL_FLOAT_MAT3 && value.length === 9) || | |
(type === GL_FLOAT_MAT4 && value.length === 16), | |
'invalid length for matrix uniform ' + name) | |
}) | |
var MAT_VALUE = env.global.def('new Float32Array([' + | |
Array.prototype.slice.call(value) + '])') | |
var dim = 2 | |
if (type === GL_FLOAT_MAT3) { | |
dim = 3 | |
} else if (type === GL_FLOAT_MAT4) { | |
dim = 4 | |
} | |
scope( | |
GL, '.uniformMatrix', dim, 'fv(', | |
LOCATION, ',false,', MAT_VALUE, ');') | |
} else { | |
switch (type) { | |
case GL_FLOAT: | |
check.commandType(value, 'number', 'uniform ' + name) | |
infix = '1f' | |
break | |
case GL_FLOAT_VEC2: | |
check.command( | |
isArrayLike(value) && value.length === 2, | |
'uniform ' + name) | |
infix = '2f' | |
break | |
case GL_FLOAT_VEC3: | |
check.command( | |
isArrayLike(value) && value.length === 3, | |
'uniform ' + name) | |
infix = '3f' | |
break | |
case GL_FLOAT_VEC4: | |
check.command( | |
isArrayLike(value) && value.length === 4, | |
'uniform ' + name) | |
infix = '4f' | |
break | |
case GL_BOOL: | |
check.commandType(value, 'boolean', 'uniform ' + name) | |
infix = '1i' | |
break | |
case GL_INT: | |
check.commandType(value, 'number', 'uniform ' + name) | |
infix = '1i' | |
break | |
case GL_BOOL_VEC2: | |
check.command( | |
isArrayLike(value) && value.length === 2, | |
'uniform ' + name) | |
infix = '2i' | |
break | |
case GL_INT_VEC2: | |
check.command( | |
isArrayLike(value) && value.length === 2, | |
'uniform ' + name) | |
infix = '2i' | |
break | |
case GL_BOOL_VEC3: | |
check.command( | |
isArrayLike(value) && value.length === 3, | |
'uniform ' + name) | |
infix = '3i' | |
break | |
case GL_INT_VEC3: | |
check.command( | |
isArrayLike(value) && value.length === 3, | |
'uniform ' + name) | |
infix = '3i' | |
break | |
case GL_BOOL_VEC4: | |
check.command( | |
isArrayLike(value) && value.length === 4, | |
'uniform ' + name) | |
infix = '4i' | |
break | |
case GL_INT_VEC4: | |
check.command( | |
isArrayLike(value) && value.length === 4, | |
'uniform ' + name) | |
infix = '4i' | |
break | |
} | |
scope(GL, '.uniform', infix, '(', LOCATION, ',', | |
isArrayLike(value) ? Array.prototype.slice.call(value) : value, | |
');') | |
} | |
continue | |
} else { | |
VALUE = arg.append(env, scope) | |
} | |
} else { | |
if (!filter(SCOPE_DECL)) { | |
continue | |
} | |
VALUE = scope.def(shared.uniforms, '[', stringStore.id(name), ']') | |
} | |
// perform type validation | |
check.optional(function () { | |
function check (pred) { | |
env.assert(scope, pred, 'invalid or missing uniform "' + name + '"') | |
} | |
function checkType (type) { | |
check('typeof ' + VALUE + '==="' + type + '"') | |
} | |
function checkVector (n, type) { | |
check(shared.isArrayLike + '(' + VALUE + ')&&' + VALUE + '.length===' + n) | |
} | |
function checkTexture (target) { | |
check( | |
'typeof ' + VALUE + '==="function"&&' + | |
VALUE + '._reglType==="texture' + | |
(target === GL_TEXTURE_2D ? '2d' : 'Cube') + '"') | |
} | |
switch (type) { | |
case GL_INT: | |
checkType('number') | |
break | |
case GL_INT_VEC2: | |
checkVector(2, 'number') | |
break | |
case GL_INT_VEC3: | |
checkVector(3, 'number') | |
break | |
case GL_INT_VEC4: | |
checkVector(4, 'number') | |
break | |
case GL_FLOAT: | |
checkType('number') | |
break | |
case GL_FLOAT_VEC2: | |
checkVector(2, 'number') | |
break | |
case GL_FLOAT_VEC3: | |
checkVector(3, 'number') | |
break | |
case GL_FLOAT_VEC4: | |
checkVector(4, 'number') | |
break | |
case GL_BOOL: | |
checkType('boolean') | |
break | |
case GL_BOOL_VEC2: | |
checkVector(2, 'boolean') | |
break | |
case GL_BOOL_VEC3: | |
checkVector(3, 'boolean') | |
break | |
case GL_BOOL_VEC4: | |
checkVector(4, 'boolean') | |
break | |
case GL_FLOAT_MAT2: | |
checkVector(4, 'number') | |
break | |
case GL_FLOAT_MAT3: | |
checkVector(9, 'number') | |
break | |
case GL_FLOAT_MAT4: | |
checkVector(16, 'number') | |
break | |
case GL_SAMPLER_2D: | |
checkTexture(GL_TEXTURE_2D) | |
break | |
case GL_SAMPLER_CUBE: | |
checkTexture(GL_TEXTURE_CUBE_MAP) | |
break | |
} | |
}) | |
var unroll = 1 | |
switch (type) { | |
case GL_SAMPLER_2D: | |
case GL_SAMPLER_CUBE: | |
var TEX = scope.def(VALUE, '._texture') | |
scope(GL, '.uniform1i(', LOCATION, ',', TEX, '.bind());') | |
scope.exit(TEX, '.unbind();') | |
continue | |
case GL_INT: | |
case GL_BOOL: | |
infix = '1i' | |
break | |
case GL_INT_VEC2: | |
case GL_BOOL_VEC2: | |
infix = '2i' | |
unroll = 2 | |
break | |
case GL_INT_VEC3: | |
case GL_BOOL_VEC3: | |
infix = '3i' | |
unroll = 3 | |
break | |
case GL_INT_VEC4: | |
case GL_BOOL_VEC4: | |
infix = '4i' | |
unroll = 4 | |
break | |
case GL_FLOAT: | |
infix = '1f' | |
break | |
case GL_FLOAT_VEC2: | |
infix = '2f' | |
unroll = 2 | |
break | |
case GL_FLOAT_VEC3: | |
infix = '3f' | |
unroll = 3 | |
break | |
case GL_FLOAT_VEC4: | |
infix = '4f' | |
unroll = 4 | |
break | |
case GL_FLOAT_MAT2: | |
infix = 'Matrix2fv' | |
break | |
case GL_FLOAT_MAT3: | |
infix = 'Matrix3fv' | |
break | |
case GL_FLOAT_MAT4: | |
infix = 'Matrix4fv' | |
break | |
} | |
scope(GL, '.uniform', infix, '(', LOCATION, ',') | |
if (infix.charAt(0) === 'M') { | |
var matSize = Math.pow(type - GL_FLOAT_MAT2 + 2, 2) | |
var STORAGE = env.global.def('new Float32Array(', matSize, ')') | |
scope( | |
'false,(Array.isArray(', VALUE, ')||', VALUE, ' instanceof Float32Array)?', VALUE, ':(', | |
loop(matSize, function (i) { | |
return STORAGE + '[' + i + ']=' + VALUE + '[' + i + ']' | |
}), ',', STORAGE, ')') | |
} else if (unroll > 1) { | |
scope(loop(unroll, function (i) { | |
return VALUE + '[' + i + ']' | |
})) | |
} else { | |
scope(VALUE) | |
} | |
scope(');') | |
} | |
} | |
function emitDraw (env, outer, inner, args) { | |
var shared = env.shared | |
var GL = shared.gl | |
var DRAW_STATE = shared.draw | |
var drawOptions = args.draw | |
function emitElements () { | |
var defn = drawOptions.elements | |
var ELEMENTS | |
var scope = outer | |
if (defn) { | |
if ((defn.contextDep && args.contextDynamic) || defn.propDep) { | |
scope = inner | |
} | |
ELEMENTS = defn.append(env, scope) | |
} else { | |
ELEMENTS = scope.def(DRAW_STATE, '.', S_ELEMENTS) | |
} | |
if (ELEMENTS) { | |
scope( | |
'if(' + ELEMENTS + ')' + | |
GL + '.bindBuffer(' + GL_ELEMENT_ARRAY_BUFFER + ',' + ELEMENTS + '.buffer.buffer);') | |
} | |
return ELEMENTS | |
} | |
function emitCount () { | |
var defn = drawOptions.count | |
var COUNT | |
var scope = outer | |
if (defn) { | |
if ((defn.contextDep && args.contextDynamic) || defn.propDep) { | |
scope = inner | |
} | |
COUNT = defn.append(env, scope) | |
check.optional(function () { | |
if (defn.MISSING) { | |
env.assert(outer, 'false', 'missing vertex count') | |
} | |
if (defn.DYNAMIC) { | |
env.assert(scope, COUNT + '>=0', 'missing vertex count') | |
} | |
}) | |
} else { | |
COUNT = scope.def(DRAW_STATE, '.', S_COUNT) | |
check.optional(function () { | |
env.assert(scope, COUNT + '>=0', 'missing vertex count') | |
}) | |
} | |
return COUNT | |
} | |
var ELEMENTS = emitElements() | |
function emitValue (name) { | |
var defn = drawOptions[name] | |
if (defn) { | |
if ((defn.contextDep && args.contextDynamic) || defn.propDep) { | |
return defn.append(env, inner) | |
} else { | |
return defn.append(env, outer) | |
} | |
} else { | |
return outer.def(DRAW_STATE, '.', name) | |
} | |
} | |
var PRIMITIVE = emitValue(S_PRIMITIVE) | |
var OFFSET = emitValue(S_OFFSET) | |
var COUNT = emitCount() | |
if (typeof COUNT === 'number') { | |
if (COUNT === 0) { | |
return | |
} | |
} else { | |
inner('if(', COUNT, '){') | |
inner.exit('}') | |
} | |
var INSTANCES, EXT_INSTANCING | |
if (extInstancing) { | |
INSTANCES = emitValue(S_INSTANCES) | |
EXT_INSTANCING = env.instancing | |
} | |
var ELEMENT_TYPE = ELEMENTS + '.type' | |
var elementsStatic = drawOptions.elements && isStatic(drawOptions.elements) | |
function emitInstancing () { | |
function drawElements () { | |
inner(EXT_INSTANCING, '.drawElementsInstancedANGLE(', [ | |
PRIMITIVE, | |
COUNT, | |
ELEMENT_TYPE, | |
OFFSET + '<<((' + ELEMENT_TYPE + '-' + GL_UNSIGNED_BYTE + ')>>1)', | |
INSTANCES | |
], ');') | |
} | |
function drawArrays () { | |
inner(EXT_INSTANCING, '.drawArraysInstancedANGLE(', | |
[PRIMITIVE, OFFSET, COUNT, INSTANCES], ');') | |
} | |
if (ELEMENTS) { | |
if (!elementsStatic) { | |
inner('if(', ELEMENTS, '){') | |
drawElements() | |
inner('}else{') | |
drawArrays() | |
inner('}') | |
} else { | |
drawElements() | |
} | |
} else { | |
drawArrays() | |
} | |
} | |
function emitRegular () { | |
function drawElements () { | |
inner(GL + '.drawElements(' + [ | |
PRIMITIVE, | |
COUNT, | |
ELEMENT_TYPE, | |
OFFSET + '<<((' + ELEMENT_TYPE + '-' + GL_UNSIGNED_BYTE + ')>>1)' | |
] + ');') | |
} | |
function drawArrays () { | |
inner(GL + '.drawArrays(' + [PRIMITIVE, OFFSET, COUNT] + ');') | |
} | |
if (ELEMENTS) { | |
if (!elementsStatic) { | |
inner('if(', ELEMENTS, '){') | |
drawElements() | |
inner('}else{') | |
drawArrays() | |
inner('}') | |
} else { | |
drawElements() | |
} | |
} else { | |
drawArrays() | |
} | |
} | |
if (extInstancing && (typeof INSTANCES !== 'number' || INSTANCES >= 0)) { | |
if (typeof INSTANCES === 'string') { | |
inner('if(', INSTANCES, '>0){') | |
emitInstancing() | |
inner('}else if(', INSTANCES, '<0){') | |
emitRegular() | |
inner('}') | |
} else { | |
emitInstancing() | |
} | |
} else { | |
emitRegular() | |
} | |
} | |
function createBody (emitBody, parentEnv, args, program, count) { | |
var env = createREGLEnvironment() | |
var scope = env.proc('body', count) | |
check.optional(function () { | |
env.commandStr = parentEnv.commandStr | |
env.command = env.link(parentEnv.commandStr) | |
}) | |
if (extInstancing) { | |
env.instancing = scope.def( | |
env.shared.extensions, '.angle_instanced_arrays') | |
} | |
emitBody(env, scope, args, program) | |
return env.compile().body | |
} | |
// =================================================== | |
// =================================================== | |
// DRAW PROC | |
// =================================================== | |
// =================================================== | |
function emitDrawBody (env, draw, args, program) { | |
injectExtensions(env, draw) | |
emitAttributes(env, draw, args, program.attributes, function () { | |
return true | |
}) | |
emitUniforms(env, draw, args, program.uniforms, function () { | |
return true | |
}) | |
emitDraw(env, draw, draw, args) | |
} | |
function emitDrawProc (env, args) { | |
var draw = env.proc('draw', 1) | |
injectExtensions(env, draw) | |
emitContext(env, draw, args.context) | |
emitPollFramebuffer(env, draw, args.framebuffer) | |
emitPollState(env, draw, args) | |
emitSetOptions(env, draw, args.state) | |
emitProfile(env, draw, args, false, true) | |
var program = args.shader.progVar.append(env, draw) | |
draw(env.shared.gl, '.useProgram(', program, '.program);') | |
if (args.shader.program) { | |
emitDrawBody(env, draw, args, args.shader.program) | |
} else { | |
var drawCache = env.global.def('{}') | |
var PROG_ID = draw.def(program, '.id') | |
var CACHED_PROC = draw.def(drawCache, '[', PROG_ID, ']') | |
draw( | |
env.cond(CACHED_PROC) | |
.then(CACHED_PROC, '.call(this,a0);') | |
.else( | |
CACHED_PROC, '=', drawCache, '[', PROG_ID, ']=', | |
env.link(function (program) { | |
return createBody(emitDrawBody, env, args, program, 1) | |
}), '(', program, ');', | |
CACHED_PROC, '.call(this,a0);')) | |
} | |
if (Object.keys(args.state).length > 0) { | |
draw(env.shared.current, '.dirty=true;') | |
} | |
} | |
// =================================================== | |
// =================================================== | |
// BATCH PROC | |
// =================================================== | |
// =================================================== | |
function emitBatchDynamicShaderBody (env, scope, args, program) { | |
env.batchId = 'a1' | |
injectExtensions(env, scope) | |
function all () { | |
return true | |
} | |
emitAttributes(env, scope, args, program.attributes, all) | |
emitUniforms(env, scope, args, program.uniforms, all) | |
emitDraw(env, scope, scope, args) | |
} | |
function emitBatchBody (env, scope, args, program) { | |
injectExtensions(env, scope) | |
var contextDynamic = args.contextDep | |
var BATCH_ID = scope.def() | |
var PROP_LIST = 'a0' | |
var NUM_PROPS = 'a1' | |
var PROPS = scope.def() | |
env.shared.props = PROPS | |
env.batchId = BATCH_ID | |
var outer = env.scope() | |
var inner = env.scope() | |
scope( | |
outer.entry, | |
'for(', BATCH_ID, '=0;', BATCH_ID, '<', NUM_PROPS, ';++', BATCH_ID, '){', | |
PROPS, '=', PROP_LIST, '[', BATCH_ID, '];', | |
inner, | |
'}', | |
outer.exit) | |
function isInnerDefn (defn) { | |
return ((defn.contextDep && contextDynamic) || defn.propDep) | |
} | |
function isOuterDefn (defn) { | |
return !isInnerDefn(defn) | |
} | |
if (args.needsContext) { | |
emitContext(env, inner, args.context) | |
} | |
if (args.needsFramebuffer) { | |
emitPollFramebuffer(env, inner, args.framebuffer) | |
} | |
emitSetOptions(env, inner, args.state, isInnerDefn) | |
if (args.profile && isInnerDefn(args.profile)) { | |
emitProfile(env, inner, args, false, true) | |
} | |
if (!program) { | |
var progCache = env.global.def('{}') | |
var PROGRAM = args.shader.progVar.append(env, inner) | |
var PROG_ID = inner.def(PROGRAM, '.id') | |
var CACHED_PROC = inner.def(progCache, '[', PROG_ID, ']') | |
inner( | |
env.shared.gl, '.useProgram(', PROGRAM, '.program);', | |
'if(!', CACHED_PROC, '){', | |
CACHED_PROC, '=', progCache, '[', PROG_ID, ']=', | |
env.link(function (program) { | |
return createBody( | |
emitBatchDynamicShaderBody, env, args, program, 2) | |
}), '(', PROGRAM, ');}', | |
CACHED_PROC, '.call(this,a0[', BATCH_ID, '],', BATCH_ID, ');') | |
} else { | |
emitAttributes(env, outer, args, program.attributes, isOuterDefn) | |
emitAttributes(env, inner, args, program.attributes, isInnerDefn) | |
emitUniforms(env, outer, args, program.uniforms, isOuterDefn) | |
emitUniforms(env, inner, args, program.uniforms, isInnerDefn) | |
emitDraw(env, outer, inner, args) | |
} | |
} | |
function emitBatchProc (env, args) { | |
var batch = env.proc('batch', 2) | |
env.batchId = '0' | |
injectExtensions(env, batch) | |
// Check if any context variables depend on props | |
var contextDynamic = false | |
var needsContext = true | |
Object.keys(args.context).forEach(function (name) { | |
contextDynamic = contextDynamic || args.context[name].propDep | |
}) | |
if (!contextDynamic) { | |
emitContext(env, batch, args.context) | |
needsContext = false | |
} | |
// framebuffer state affects framebufferWidth/height context vars | |
var framebuffer = args.framebuffer | |
var needsFramebuffer = false | |
if (framebuffer) { | |
if (framebuffer.propDep) { | |
contextDynamic = needsFramebuffer = true | |
} else if (framebuffer.contextDep && contextDynamic) { | |
needsFramebuffer = true | |
} | |
if (!needsFramebuffer) { | |
emitPollFramebuffer(env, batch, framebuffer) | |
} | |
} else { | |
emitPollFramebuffer(env, batch, null) | |
} | |
// viewport is weird because it can affect context vars | |
if (args.state.viewport && args.state.viewport.propDep) { | |
contextDynamic = true | |
} | |
function isInnerDefn (defn) { | |
return (defn.contextDep && contextDynamic) || defn.propDep | |
} | |
// set webgl options | |
emitPollState(env, batch, args) | |
emitSetOptions(env, batch, args.state, function (defn) { | |
return !isInnerDefn(defn) | |
}) | |
if (!args.profile || !isInnerDefn(args.profile)) { | |
emitProfile(env, batch, args, false, 'a1') | |
} | |
// Save these values to args so that the batch body routine can use them | |
args.contextDep = contextDynamic | |
args.needsContext = needsContext | |
args.needsFramebuffer = needsFramebuffer | |
// determine if shader is dynamic | |
var progDefn = args.shader.progVar | |
if ((progDefn.contextDep && contextDynamic) || progDefn.propDep) { | |
emitBatchBody( | |
env, | |
batch, | |
args, | |
null) | |
} else { | |
var PROGRAM = progDefn.append(env, batch) | |
batch(env.shared.gl, '.useProgram(', PROGRAM, '.program);') | |
if (args.shader.program) { | |
emitBatchBody( | |
env, | |
batch, | |
args, | |
args.shader.program) | |
} else { | |
var batchCache = env.global.def('{}') | |
var PROG_ID = batch.def(PROGRAM, '.id') | |
var CACHED_PROC = batch.def(batchCache, '[', PROG_ID, ']') | |
batch( | |
env.cond(CACHED_PROC) | |
.then(CACHED_PROC, '.call(this,a0,a1);') | |
.else( | |
CACHED_PROC, '=', batchCache, '[', PROG_ID, ']=', | |
env.link(function (program) { | |
return createBody(emitBatchBody, env, args, program, 2) | |
}), '(', PROGRAM, ');', | |
CACHED_PROC, '.call(this,a0,a1);')) | |
} | |
} | |
if (Object.keys(args.state).length > 0) { | |
batch(env.shared.current, '.dirty=true;') | |
} | |
} | |
// =================================================== | |
// =================================================== | |
// SCOPE COMMAND | |
// =================================================== | |
// =================================================== | |
function emitScopeProc (env, args) { | |
var scope = env.proc('scope', 3) | |
env.batchId = 'a2' | |
var shared = env.shared | |
var CURRENT_STATE = shared.current | |
emitContext(env, scope, args.context) | |
if (args.framebuffer) { | |
args.framebuffer.append(env, scope) | |
} | |
sortState(Object.keys(args.state)).forEach(function (name) { | |
var defn = args.state[name] | |
var value = defn.append(env, scope) | |
if (isArrayLike(value)) { | |
value.forEach(function (v, i) { | |
scope.set(env.next[name], '[' + i + ']', v) | |
}) | |
} else { | |
scope.set(shared.next, '.' + name, value) | |
} | |
}) | |
emitProfile(env, scope, args, true, true) | |
;[S_ELEMENTS, S_OFFSET, S_COUNT, S_INSTANCES, S_PRIMITIVE].forEach( | |
function (opt) { | |
var variable = args.draw[opt] | |
if (!variable) { | |
return | |
} | |
scope.set(shared.draw, '.' + opt, '' + variable.append(env, scope)) | |
}) | |
Object.keys(args.uniforms).forEach(function (opt) { | |
scope.set( | |
shared.uniforms, | |
'[' + stringStore.id(opt) + ']', | |
args.uniforms[opt].append(env, scope)) | |
}) | |
Object.keys(args.attributes).forEach(function (name) { | |
var record = args.attributes[name].append(env, scope) | |
var scopeAttrib = env.scopeAttrib(name) | |
Object.keys(new AttributeRecord()).forEach(function (prop) { | |
scope.set(scopeAttrib, '.' + prop, record[prop]) | |
}) | |
}) | |
function saveShader (name) { | |
var shader = args.shader[name] | |
if (shader) { | |
scope.set(shared.shader, '.' + name, shader.append(env, scope)) | |
} | |
} | |
saveShader(S_VERT) | |
saveShader(S_FRAG) | |
if (Object.keys(args.state).length > 0) { | |
scope(CURRENT_STATE, '.dirty=true;') | |
scope.exit(CURRENT_STATE, '.dirty=true;') | |
} | |
scope('a1(', env.shared.context, ',a0,0);') | |
} | |
// =========================================================================== | |
// =========================================================================== | |
// MAIN DRAW COMMAND | |
// =========================================================================== | |
// =========================================================================== | |
function compileCommand (options, attributes, uniforms, context, stats) { | |
var env = createREGLEnvironment() | |
// link stats, so that we can easily access it in the program. | |
env.stats = env.link(stats) | |
var args = parseArguments(options, attributes, uniforms, context) | |
emitDrawProc(env, args) | |
emitScopeProc(env, args) | |
emitBatchProc(env, args) | |
return env.compile() | |
} | |
// =========================================================================== | |
// =========================================================================== | |
// POLL / REFRESH | |
// =========================================================================== | |
// =========================================================================== | |
return { | |
next: nextState, | |
current: currentState, | |
procs: (function () { | |
var env = createREGLEnvironment() | |
var poll = env.proc('poll') | |
var refresh = env.proc('refresh') | |
var common = env.block() | |
poll(common) | |
refresh(common) | |
var shared = env.shared | |
var GL = shared.gl | |
var NEXT_STATE = shared.next | |
var CURRENT_STATE = shared.current | |
common(CURRENT_STATE, '.dirty=false;') | |
emitPollFramebuffer(env, poll) | |
refresh(shared.framebuffer, '.dirty=true;') | |
emitPollFramebuffer(env, refresh) | |
// FIXME: refresh should update vertex attribute pointers | |
Object.keys(GL_FLAGS).forEach(function (flag) { | |
var cap = GL_FLAGS[flag] | |
var NEXT = common.def(NEXT_STATE, '.', flag) | |
var block = env.block() | |
block('if(', NEXT, '){', | |
GL, '.enable(', cap, ')}else{', | |
GL, '.disable(', cap, ')}', | |
CURRENT_STATE, '.', flag, '=', NEXT, ';') | |
refresh(block) | |
poll( | |
'if(', NEXT, '!==', CURRENT_STATE, '.', flag, '){', | |
block, | |
'}') | |
}) | |
Object.keys(GL_VARIABLES).forEach(function (name) { | |
var func = GL_VARIABLES[name] | |
var init = currentState[name] | |
var NEXT, CURRENT | |
var block = env.block() | |
block(GL, '.', func, '(') | |
if (isArrayLike(init)) { | |
var n = init.length | |
NEXT = env.global.def(NEXT_STATE, '.', name) | |
CURRENT = env.global.def(CURRENT_STATE, '.', name) | |
block( | |
loop(n, function (i) { | |
return NEXT + '[' + i + ']' | |
}), ');', | |
loop(n, function (i) { | |
return CURRENT + '[' + i + ']=' + NEXT + '[' + i + '];' | |
}).join('')) | |
poll( | |
'if(', loop(n, function (i) { | |
return NEXT + '[' + i + ']!==' + CURRENT + '[' + i + ']' | |
}).join('||'), '){', | |
block, | |
'}') | |
} else { | |
NEXT = common.def(NEXT_STATE, '.', name) | |
CURRENT = common.def(CURRENT_STATE, '.', name) | |
block( | |
NEXT, ');', | |
CURRENT_STATE, '.', name, '=', NEXT, ';') | |
poll( | |
'if(', NEXT, '!==', CURRENT, '){', | |
block, | |
'}') | |
} | |
refresh(block) | |
}) | |
return env.compile() | |
})(), | |
compile: compileCommand | |
} | |
} | |
},{"./constants/dtypes.json":4,"./constants/primitives.json":5,"./util/check":20,"./util/codegen":22,"./util/is-array-like":24,"./util/is-ndarray":25,"./util/is-typed-array":26,"./util/loop":27}],8:[function(require,module,exports){ | |
var check = require('./util/check') | |
var VARIABLE_COUNTER = 0 | |
var DYN_FUNC = 0 | |
var DYN_PENDING_FLAG = 128 | |
function DynamicVariable (type, data) { | |
this.id = (VARIABLE_COUNTER++) | |
this.type = type | |
this.data = data | |
} | |
function escapeStr (str) { | |
return str.replace(/\\/g, '\\\\').replace(/"/g, '\\"') | |
} | |
function splitParts (str) { | |
if (str.length === 0) { | |
return [] | |
} | |
var firstChar = str.charAt(0) | |
var lastChar = str.charAt(str.length - 1) | |
if (str.length > 1 && | |
firstChar === lastChar && | |
(firstChar === '"' || firstChar === "'")) { | |
return ['"' + escapeStr(str.substr(1, str.length - 2)) + '"'] | |
} | |
var parts = /\[(false|true|null|\d+|'[^']*'|"[^"]*")\]/.exec(str) | |
if (parts) { | |
return ( | |
splitParts(str.substr(0, parts.index)) | |
.concat(splitParts(parts[1])) | |
.concat(splitParts(str.substr(parts.index + parts[0].length))) | |
) | |
} | |
var subparts = str.split('.') | |
if (subparts.length === 1) { | |
return ['"' + escapeStr(str) + '"'] | |
} | |
var result = [] | |
for (var i = 0; i < subparts.length; ++i) { | |
result = result.concat(splitParts(subparts[i])) | |
} | |
return result | |
} | |
function toAccessorString (str) { | |
return '[' + splitParts(str).join('][') + ']' | |
} | |
function defineDynamic (type, data) { | |
switch (typeof data) { | |
case 'boolean': | |
case 'number': | |
case 'string': | |
return new DynamicVariable(type, toAccessorString(data + '')) | |
case 'undefined': | |
return new DynamicVariable(type | DYN_PENDING_FLAG, null) | |
default: | |
check.raise('invalid property type') | |
} | |
} | |
function isDynamic (x) { | |
return (typeof x === 'function' && !x._reglType) || | |
x instanceof DynamicVariable | |
} | |
function unbox (x, path) { | |
if (x instanceof DynamicVariable) { | |
if (x.type & DYN_PENDING_FLAG) { | |
return new DynamicVariable( | |
x.type & ~DYN_PENDING_FLAG, | |
toAccessorString(path)) | |
} | |
} else if (typeof x === 'function') { | |
return new DynamicVariable(DYN_FUNC, x) | |
} | |
return x | |
} | |
module.exports = { | |
define: defineDynamic, | |
isDynamic: isDynamic, | |
unbox: unbox, | |
accessor: toAccessorString | |
} | |
},{"./util/check":20}],9:[function(require,module,exports){ | |
var check = require('./util/check') | |
var isTypedArray = require('./util/is-typed-array') | |
var isNDArrayLike = require('./util/is-ndarray') | |
var values = require('./util/values') | |
var primTypes = require('./constants/primitives.json') | |
var usageTypes = require('./constants/usage.json') | |
var GL_POINTS = 0 | |
var GL_LINES = 1 | |
var GL_TRIANGLES = 4 | |
var GL_BYTE = 5120 | |
var GL_UNSIGNED_BYTE = 5121 | |
var GL_SHORT = 5122 | |
var GL_UNSIGNED_SHORT = 5123 | |
var GL_INT = 5124 | |
var GL_UNSIGNED_INT = 5125 | |
var GL_ELEMENT_ARRAY_BUFFER = 34963 | |
var GL_STREAM_DRAW = 0x88E0 | |
var GL_STATIC_DRAW = 0x88E4 | |
module.exports = function wrapElementsState (gl, extensions, bufferState, stats) { | |
var elementSet = {} | |
var elementCount = 0 | |
var elementTypes = { | |
'uint8': GL_UNSIGNED_BYTE, | |
'uint16': GL_UNSIGNED_SHORT | |
} | |
if (extensions.oes_element_index_uint) { | |
elementTypes.uint32 = GL_UNSIGNED_INT | |
} | |
function REGLElementBuffer (buffer) { | |
this.id = elementCount++ | |
elementSet[this.id] = this | |
this.buffer = buffer | |
this.primType = GL_TRIANGLES | |
this.vertCount = 0 | |
this.type = 0 | |
} | |
REGLElementBuffer.prototype.bind = function () { | |
this.buffer.bind() | |
} | |
var bufferPool = [] | |
function createElementStream (data) { | |
var result = bufferPool.pop() | |
if (!result) { | |
result = new REGLElementBuffer(bufferState.create( | |
null, | |
GL_ELEMENT_ARRAY_BUFFER, | |
true)._buffer) | |
} | |
initElements(result, data, GL_STREAM_DRAW, -1, -1, 0, 0) | |
return result | |
} | |
function destroyElementStream (elements) { | |
bufferPool.push(elements) | |
} | |
function initElements ( | |
elements, | |
data, | |
usage, | |
prim, | |
count, | |
byteLength, | |
type) { | |
var predictedType = type | |
if (!type && ( | |
!isTypedArray(data) || | |
(isNDArrayLike(data) && !isTypedArray(data.data)))) { | |
predictedType = extensions.oes_element_index_uint | |
? GL_UNSIGNED_INT | |
: GL_UNSIGNED_SHORT | |
} | |
elements.buffer.bind() | |
bufferState._initBuffer( | |
elements.buffer, | |
data, | |
usage, | |
predictedType, | |
3) | |
var dtype = type | |
if (!type) { | |
switch (elements.buffer.dtype) { | |
case GL_UNSIGNED_BYTE: | |
case GL_BYTE: | |
dtype = GL_UNSIGNED_BYTE | |
break | |
case GL_UNSIGNED_SHORT: | |
case GL_SHORT: | |
dtype = GL_UNSIGNED_SHORT | |
break | |
case GL_UNSIGNED_INT: | |
case GL_INT: | |
dtype = GL_UNSIGNED_INT | |
break | |
default: | |
check.raise('unsupported type for element array') | |
} | |
elements.buffer.dtype = dtype | |
} | |
elements.type = dtype | |
// Check oes_element_index_uint extension | |
check( | |
dtype !== GL_UNSIGNED_INT || | |
!!extensions.oes_element_index_uint, | |
'32 bit element buffers not supported, enable oes_element_index_uint first') | |
// try to guess default primitive type and arguments | |
var vertCount = count | |
if (vertCount < 0) { | |
vertCount = elements.buffer.byteLength | |
if (dtype === GL_UNSIGNED_SHORT) { | |
vertCount >>= 1 | |
} else if (dtype === GL_UNSIGNED_INT) { | |
vertCount >>= 2 | |
} | |
} | |
elements.vertCount = vertCount | |
// try to guess primitive type from cell dimension | |
var primType = prim | |
if (prim < 0) { | |
primType = GL_TRIANGLES | |
var dimension = elements.buffer.dimension | |
if (dimension === 1) primType = GL_POINTS | |
if (dimension === 2) primType = GL_LINES | |
if (dimension === 3) primType = GL_TRIANGLES | |
} | |
elements.primType = primType | |
} | |
function destroyElements (elements) { | |
stats.elementsCount-- | |
check(elements.buffer !== null, 'must not double destroy elements') | |
delete elementSet[elements.id] | |
elements.buffer.destroy() | |
elements.buffer = null | |
} | |
function createElements (options) { | |
var buffer = bufferState.create(null, GL_ELEMENT_ARRAY_BUFFER, true) | |
var elements = new REGLElementBuffer(buffer._buffer) | |
stats.elementsCount++ | |
function reglElements (options) { | |
if (!options) { | |
buffer() | |
elements.primType = GL_TRIANGLES | |
elements.vertCount = 0 | |
elements.type = GL_UNSIGNED_BYTE | |
} else if (typeof options === 'number') { | |
buffer(options) | |
elements.primType = GL_TRIANGLES | |
elements.vertCount = options | 0 | |
elements.type = GL_UNSIGNED_BYTE | |
} else { | |
var data = null | |
var usage = GL_STATIC_DRAW | |
var primType = -1 | |
var vertCount = -1 | |
var byteLength = 0 | |
var dtype = 0 | |
if (Array.isArray(options) || | |
isTypedArray(options) || | |
isNDArrayLike(options)) { | |
data = options | |
} else { | |
check.type(options, 'object', 'invalid arguments for elements') | |
if ('data' in options) { | |
data = options.data | |
check( | |
Array.isArray(data) || | |
isTypedArray(data) || | |
isNDArrayLike(data), | |
'invalid data for element buffer') | |
} | |
if ('usage' in options) { | |
check.parameter( | |
options.usage, | |
usageTypes, | |
'invalid element buffer usage') | |
usage = usageTypes[options.usage] | |
} | |
if ('primitive' in options) { | |
check.parameter( | |
options.primitive, | |
primTypes, | |
'invalid element buffer primitive') | |
primType = primTypes[options.primitive] | |
} | |
if ('count' in options) { | |
check( | |
typeof options.count === 'number' && options.count >= 0, | |
'invalid vertex count for elements') | |
vertCount = options.count | 0 | |
} | |
if ('length' in options) { | |
byteLength = options.length | 0 | |
} | |
if ('type' in options) { | |
check.parameter( | |
options.type, | |
elementTypes, | |
'invalid buffer type') | |
dtype = elementTypes[options.type] | |
} | |
} | |
if (data) { | |
initElements( | |
elements, | |
data, | |
usage, | |
primType, | |
vertCount, | |
byteLength, | |
dtype) | |
} else { | |
var _buffer = elements.buffer | |
_buffer.bind() | |
gl.bufferData(GL_ELEMENT_ARRAY_BUFFER, byteLength, usage) | |
_buffer.dtype = dtype || GL_UNSIGNED_BYTE | |
_buffer.usage = usage | |
_buffer.dimension = 3 | |
_buffer.byteLength = byteLength | |
elements.primType = primType < 0 ? GL_TRIANGLES : primType | |
elements.vertCount = vertCount < 0 ? 0 : vertCount | |
elements.type = _buffer.dtype | |
} | |
} | |
return reglElements | |
} | |
reglElements(options) | |
reglElements._reglType = 'elements' | |
reglElements._elements = elements | |
reglElements.subdata = function (data, offset) { | |
buffer.subdata(data, offset) | |
return reglElements | |
} | |
reglElements.destroy = function () { | |
destroyElements(elements) | |
} | |
return reglElements | |
} | |
return { | |
create: createElements, | |
createStream: createElementStream, | |
destroyStream: destroyElementStream, | |
getElements: function (elements) { | |
if (typeof elements === 'function' && | |
elements._elements instanceof REGLElementBuffer) { | |
return elements._elements | |
} | |
return null | |
}, | |
clear: function () { | |
values(elementSet).forEach(destroyElements) | |
} | |
} | |
} | |
},{"./constants/primitives.json":5,"./constants/usage.json":6,"./util/check":20,"./util/is-ndarray":25,"./util/is-typed-array":26,"./util/values":31}],10:[function(require,module,exports){ | |
var check = require('./util/check') | |
module.exports = function createExtensionCache (gl, config) { | |
var extensions = {} | |
function tryLoadExtension (name_) { | |
check.type(name_, 'string', 'extension name must be string') | |
var name = name_.toLowerCase() | |
if (name in extensions) { | |
return true | |
} | |
var ext | |
try { | |
ext = extensions[name] = gl.getExtension(name) | |
} catch (e) {} | |
return !!ext | |
} | |
for (var i = 0; i < config.extensions.length; ++i) { | |
var name = config.extensions[i] | |
if (!tryLoadExtension(name)) { | |
config.onDestroy() | |
config.onDone('"' + name + '" extension is not supported by the current WebGL context, try upgrading your system or a different browser') | |
return null | |
} | |
} | |
config.optionalExtensions.forEach(tryLoadExtension) | |
return { | |
extensions: extensions, | |
refresh: function () { | |
config.extensions.forEach(tryLoadExtension) | |
config.optionalExtensions.forEach(tryLoadExtension) | |
} | |
} | |
} | |
},{"./util/check":20}],11:[function(require,module,exports){ | |
var check = require('./util/check') | |
var values = require('./util/values') | |
var extend = require('./util/extend') | |
// We store these constants so that the minifier can inline them | |
var GL_FRAMEBUFFER = 0x8D40 | |
var GL_RENDERBUFFER = 0x8D41 | |
var GL_TEXTURE_2D = 0x0DE1 | |
var GL_TEXTURE_CUBE_MAP_POSITIVE_X = 0x8515 | |
var GL_COLOR_ATTACHMENT0 = 0x8CE0 | |
var GL_DEPTH_ATTACHMENT = 0x8D00 | |
var GL_STENCIL_ATTACHMENT = 0x8D20 | |
var GL_DEPTH_STENCIL_ATTACHMENT = 0x821A | |
var GL_FRAMEBUFFER_COMPLETE = 0x8CD5 | |
var GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT = 0x8CD6 | |
var GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT = 0x8CD7 | |
var GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS = 0x8CD9 | |
var GL_FRAMEBUFFER_UNSUPPORTED = 0x8CDD | |
var GL_HALF_FLOAT_OES = 0x8D61 | |
var GL_UNSIGNED_BYTE = 0x1401 | |
var GL_FLOAT = 0x1406 | |
var GL_RGBA = 0x1908 | |
var GL_ALPHA = 0x1906 | |
var GL_RGB = 0x1907 | |
var GL_LUMINANCE = 0x1909 | |
var GL_LUMINANCE_ALPHA = 0x190A | |
var GL_DEPTH_COMPONENT = 0x1902 | |
var colorTextureFormatEnums = [ | |
GL_ALPHA, | |
GL_LUMINANCE, | |
GL_LUMINANCE_ALPHA, | |
GL_RGB, | |
GL_RGBA | |
] | |
// for every texture format, store | |
// the number of channels | |
var textureFormatChannels = [] | |
textureFormatChannels[GL_ALPHA] = 1 | |
textureFormatChannels[GL_LUMINANCE] = 1 | |
textureFormatChannels[GL_LUMINANCE_ALPHA] = 2 | |
textureFormatChannels[GL_RGB] = 3 | |
textureFormatChannels[GL_RGBA] = 4 | |
// for every texture type, store | |
// the size in bytes. | |
var textureTypeSizes = [] | |
textureTypeSizes[GL_UNSIGNED_BYTE] = 1 | |
textureTypeSizes[GL_FLOAT] = 4 | |
textureTypeSizes[GL_HALF_FLOAT_OES] = 2 | |
var GL_RGBA4 = 0x8056 | |
var GL_RGB5_A1 = 0x8057 | |
var GL_RGB565 = 0x8D62 | |
var GL_DEPTH_COMPONENT16 = 0x81A5 | |
var GL_STENCIL_INDEX8 = 0x8D48 | |
var GL_DEPTH_STENCIL = 0x84F9 | |
var GL_SRGB8_ALPHA8_EXT = 0x8C43 | |
var GL_RGBA32F_EXT = 0x8814 | |
var GL_RGBA16F_EXT = 0x881A | |
var GL_RGB16F_EXT = 0x881B | |
var colorRenderbufferFormatEnums = [ | |
GL_RGBA4, | |
GL_RGB5_A1, | |
GL_RGB565, | |
GL_SRGB8_ALPHA8_EXT, | |
GL_RGBA16F_EXT, | |
GL_RGB16F_EXT, | |
GL_RGBA32F_EXT | |
] | |
var statusCode = {} | |
statusCode[GL_FRAMEBUFFER_COMPLETE] = 'complete' | |
statusCode[GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT] = 'incomplete attachment' | |
statusCode[GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS] = 'incomplete dimensions' | |
statusCode[GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT] = 'incomplete, missing attachment' | |
statusCode[GL_FRAMEBUFFER_UNSUPPORTED] = 'unsupported' | |
module.exports = function wrapFBOState ( | |
gl, | |
extensions, | |
limits, | |
textureState, | |
renderbufferState, | |
stats) { | |
var framebufferState = { | |
current: null, | |
next: null, | |
dirty: false | |
} | |
var colorTextureFormats = ['rgba'] | |
var colorRenderbufferFormats = ['rgba4', 'rgb565', 'rgb5 a1'] | |
if (extensions.ext_srgb) { | |
colorRenderbufferFormats.push('srgba') | |
} | |
if (extensions.ext_color_buffer_half_float) { | |
colorRenderbufferFormats.push('rgba16f', 'rgb16f') | |
} | |
if (extensions.webgl_color_buffer_float) { | |
colorRenderbufferFormats.push('rgba32f') | |
} | |
var colorTypes = ['uint8'] | |
if (extensions.oes_texture_half_float) { | |
colorTypes.push('half float') | |
} | |
if (extensions.oes_texture_float) { | |
colorTypes.push('float') | |
} | |
function FramebufferAttachment (target, texture, renderbuffer) { | |
this.target = target | |
this.texture = texture | |
this.renderbuffer = renderbuffer | |
var w = 0 | |
var h = 0 | |
if (texture) { | |
w = texture.width | |
h = texture.height | |
} else if (renderbuffer) { | |
w = renderbuffer.width | |
h = renderbuffer.height | |
} | |
this.width = w | |
this.height = h | |
} | |
function decRef (attachment) { | |
if (attachment) { | |
if (attachment.texture) { | |
attachment.texture._texture.decRef() | |
} | |
if (attachment.renderbuffer) { | |
attachment.renderbuffer._renderbuffer.decRef() | |
} | |
} | |
} | |
function incRefAndCheckShape (attachment, width, height) { | |
if (!attachment) { | |
return | |
} | |
if (attachment.texture) { | |
var texture = attachment.texture._texture | |
var tw = Math.max(1, texture.width) | |
var th = Math.max(1, texture.height) | |
check(tw === width && th === height, | |
'inconsistent width/height for supplied texture') | |
texture.refCount += 1 | |
} else { | |
var renderbuffer = attachment.renderbuffer._renderbuffer | |
check( | |
renderbuffer.width === width && renderbuffer.height === height, | |
'inconsistent width/height for renderbuffer') | |
renderbuffer.refCount += 1 | |
} | |
} | |
function attach (location, attachment) { | |
if (attachment) { | |
if (attachment.texture) { | |
gl.framebufferTexture2D( | |
GL_FRAMEBUFFER, | |
location, | |
attachment.target, | |
attachment.texture._texture.texture, | |
0) | |
} else { | |
gl.framebufferRenderbuffer( | |
GL_FRAMEBUFFER, | |
location, | |
GL_RENDERBUFFER, | |
attachment.renderbuffer._renderbuffer.renderbuffer) | |
} | |
} else { | |
gl.framebufferTexture2D( | |
GL_FRAMEBUFFER, | |
location, | |
GL_TEXTURE_2D, | |
null, | |
0) | |
} | |
} | |
function parseAttachment (attachment) { | |
var target = GL_TEXTURE_2D | |
var texture = null | |
var renderbuffer = null | |
var data = attachment | |
if (typeof attachment === 'object') { | |
data = attachment.data | |
if ('target' in attachment) { | |
// target = attachment.target | 0 | |
} | |
} | |
check.type(data, 'function', 'invalid attachment data') | |
var type = data._reglType | |
if (type === 'texture2d') { | |
texture = data | |
check(target === GL_TEXTURE_2D) | |
} else if (type === 'textureCube') { | |
texture = data | |
check( | |
target >= GL_TEXTURE_CUBE_MAP_POSITIVE_X && | |
target < GL_TEXTURE_CUBE_MAP_POSITIVE_X + 6, | |
'invalid cube map target') | |
} else if (type === 'renderbuffer') { | |
renderbuffer = data | |
target = GL_RENDERBUFFER | |
} else { | |
check.raise('invalid regl object for attachment') | |
} | |
return new FramebufferAttachment(target, texture, renderbuffer) | |
} | |
function allocAttachment ( | |
width, | |
height, | |
isTexture, | |
format, | |
type) { | |
if (isTexture) { | |
var texture = textureState.create2D({ | |
width: width, | |
height: height, | |
format: format, | |
type: type | |
}) | |
texture._texture.refCount = 0 | |
return new FramebufferAttachment(GL_TEXTURE_2D, texture, null) | |
} else { | |
var rb = renderbufferState.create({ | |
width: width, | |
height: height, | |
format: format | |
}) | |
rb._renderbuffer.refCount = 0 | |
return new FramebufferAttachment(GL_RENDERBUFFER, null, rb) | |
} | |
} | |
function unwrapAttachment (attachment) { | |
return attachment && (attachment.texture || attachment.renderbuffer) | |
} | |
function resizeAttachment (attachment, w, h) { | |
if (attachment) { | |
if (attachment.texture) { | |
attachment.texture.resize(w, h) | |
} else if (attachment.renderbuffer) { | |
attachment.renderbuffer.resize(w, h) | |
} | |
} | |
} | |
var framebufferCount = 0 | |
var framebufferSet = {} | |
function REGLFramebuffer () { | |
this.id = framebufferCount++ | |
framebufferSet[this.id] = this | |
this.framebuffer = gl.createFramebuffer() | |
this.width = 0 | |
this.height = 0 | |
this.colorAttachments = [] | |
this.depthAttachment = null | |
this.stencilAttachment = null | |
this.depthStencilAttachment = null | |
} | |
function decFBORefs (framebuffer) { | |
framebuffer.colorAttachments.forEach(decRef) | |
decRef(framebuffer.depthAttachment) | |
decRef(framebuffer.stencilAttachment) | |
decRef(framebuffer.depthStencilAttachment) | |
} | |
function destroy (framebuffer) { | |
var handle = framebuffer.framebuffer | |
check(handle, 'must not double destroy framebuffer') | |
gl.deleteFramebuffer(handle) | |
framebuffer.framebuffer = null | |
stats.framebufferCount-- | |
delete framebufferSet[framebuffer.id] | |
} | |
function updateFramebuffer (framebuffer) { | |
var i | |
gl.bindFramebuffer(GL_FRAMEBUFFER, framebuffer.framebuffer) | |
var colorAttachments = framebuffer.colorAttachments | |
for (i = 0; i < colorAttachments.length; ++i) { | |
attach(GL_COLOR_ATTACHMENT0 + i, colorAttachments[i]) | |
} | |
for (i = colorAttachments.length; i < limits.maxColorAttachments; ++i) { | |
attach(GL_COLOR_ATTACHMENT0 + i, null) | |
} | |
attach(GL_DEPTH_ATTACHMENT, framebuffer.depthAttachment) | |
attach(GL_STENCIL_ATTACHMENT, framebuffer.stencilAttachment) | |
attach(GL_DEPTH_STENCIL_ATTACHMENT, framebuffer.depthStencilAttachment) | |
// Check status code | |
var status = gl.checkFramebufferStatus(GL_FRAMEBUFFER) | |
if (status !== GL_FRAMEBUFFER_COMPLETE) { | |
check.raise('framebuffer configuration not supported, status = ' + | |
statusCode[status]) | |
} | |
gl.bindFramebuffer(GL_FRAMEBUFFER, framebufferState.next) | |
framebufferState.current = framebufferState.next | |
} | |
function createFBO (a0, a1) { | |
var framebuffer = new REGLFramebuffer() | |
stats.framebufferCount++ | |
function reglFramebuffer (a, b) { | |
var i | |
check(framebufferState.next !== framebuffer, | |
'can not update framebuffer which is currently in use') | |
var extDrawBuffers = extensions.webgl_draw_buffers | |
var width = 0 | |
var height = 0 | |
var needsDepth = true | |
var needsStencil = true | |
var colorBuffer = null | |
var colorTexture = true | |
var colorFormat = 'rgba' | |
var colorType = 'uint8' | |
var colorCount = 1 | |
var depthBuffer = null | |
var stencilBuffer = null | |
var depthStencilBuffer = null | |
var depthStencilTexture = false | |
if (typeof a === 'number') { | |
width = a | 0 | |
height = (b | 0) || width | |
} else if (!a) { | |
width = height = 1 | |
} else { | |
check.type(a, 'object', 'invalid arguments for framebuffer') | |
var options = a | |
if ('shape' in options) { | |
var shape = options.shape | |
check(Array.isArray(shape) && shape.length >= 2, | |
'invalid shape for framebuffer') | |
width = shape[0] | |
height = shape[1] | |
} else { | |
if ('radius' in options) { | |
width = height = options.radius | |
} | |
if ('width' in options) { | |
width = options.width | |
} | |
if ('height' in options) { | |
height = options.height | |
} | |
} | |
if ('color' in options || | |
'colors' in options) { | |
colorBuffer = | |
options.color || | |
options.colors | |
if (Array.isArray(colorBuffer)) { | |
check( | |
colorBuffer.length === 1 || extDrawBuffers, | |
'multiple render targets not supported') | |
} | |
} | |
if (!colorBuffer) { | |
if ('colorCount' in options) { | |
colorCount = options.colorCount | 0 | |
check(colorCount > 0, 'invalid color buffer count') | |
} | |
if ('colorTexture' in options) { | |
colorTexture = !!options.colorTexture | |
colorFormat = 'rgba4' | |
} | |
if ('colorType' in options) { | |
check.oneOf( | |
options.colorType, colorTypes, | |
'invalid color type') | |
colorType = options.colorType | |
if (!colorTexture) { | |
if (colorType === 'half float') { | |
if (extensions.ext_color_buffer_half_float) { | |
colorFormat = 'rgba16f' | |
} | |
} else if (colorType === 'float') { | |
if (extensions.webgl_color_buffer_float) { | |
colorFormat = 'rgba32f' | |
} | |
} | |
} | |
} | |
if ('colorFormat' in options) { | |
colorFormat = options.colorFormat | |
if (colorTextureFormats.indexOf(colorFormat) >= 0) { | |
colorTexture = true | |
} else if (colorRenderbufferFormats.indexOf(colorFormat) >= 0) { | |
colorTexture = false | |
} else { | |
if (colorTexture) { | |
check.oneOf( | |
options.colorFormat, colorTextureFormats, | |
'invalid color format for texture') | |
} else { | |
check.oneOf( | |
options.colorFormat, colorRenderbufferFormats, | |
'invalid color format for renderbuffer') | |
} | |
} | |
} | |
} | |
if ('depthTexture' in options || 'depthStencilTexture' in options) { | |
depthStencilTexture = !!(options.depthTexture || | |
options.depthStencilTexture) | |
check(!depthStencilTexture || extensions.webgl_depth_texture, | |
'webgl_depth_texture extension not supported') | |
} | |
if ('depth' in options) { | |
if (typeof options.depth === 'boolean') { | |
needsDepth = options.depth | |
} else { | |
depthBuffer = options.depth | |
needsStencil = false | |
} | |
} | |
if ('stencil' in options) { | |
if (typeof options.stencil === 'boolean') { | |
needsStencil = options.stencil | |
} else { | |
stencilBuffer = options.stencil | |
needsDepth = false | |
} | |
} | |
if ('depthStencil' in options) { | |
if (typeof options.depthStencil === 'boolean') { | |
needsDepth = needsStencil = options.depthStencil | |
} else { | |
depthStencilBuffer = options.depthStencil | |
needsDepth = false | |
needsStencil = false | |
} | |
} | |
} | |
// parse attachments | |
var colorAttachments = null | |
var depthAttachment = null | |
var stencilAttachment = null | |
var depthStencilAttachment = null | |
// Set up color attachments | |
if (Array.isArray(colorBuffer)) { | |
colorAttachments = colorBuffer.map(parseAttachment) | |
} else if (colorBuffer) { | |
colorAttachments = [parseAttachment(colorBuffer)] | |
} else { | |
colorAttachments = new Array(colorCount) | |
for (i = 0; i < colorCount; ++i) { | |
colorAttachments[i] = allocAttachment( | |
width, | |
height, | |
colorTexture, | |
colorFormat, | |
colorType) | |
} | |
} | |
check(colorAttachments.length <= limits.maxColorAttachments, | |
'too many color attachments, not supported') | |
width = width || colorAttachments[0].width | |
height = height || colorAttachments[0].height | |
if (depthBuffer) { | |
depthAttachment = parseAttachment(depthBuffer) | |
} else if (needsDepth && !needsStencil) { | |
depthAttachment = allocAttachment( | |
width, | |
height, | |
depthStencilTexture, | |
'depth', | |
'uint32') | |
} | |
if (stencilBuffer) { | |
stencilAttachment = parseAttachment(stencilBuffer) | |
} else if (needsStencil && !needsDepth) { | |
stencilAttachment = allocAttachment( | |
width, | |
height, | |
false, | |
'stencil', | |
'uint8') | |
} | |
if (depthStencilBuffer) { | |
depthStencilAttachment = parseAttachment(depthStencilBuffer) | |
} else if (!depthBuffer && !stencilBuffer && needsStencil && needsDepth) { | |
depthStencilAttachment = allocAttachment( | |
width, | |
height, | |
depthStencilTexture, | |
'depth stencil', | |
'depth stencil') | |
} | |
check( | |
(!!depthBuffer) + (!!stencilBuffer) + (!!depthStencilBuffer) <= 1, | |
'invalid framebuffer configuration, can specify exactly one depth/stencil attachment') | |
var commonColorAttachmentSize = null | |
for (i = 0; i < colorAttachments.length; ++i) { | |
incRefAndCheckShape(colorAttachments[i], width, height) | |
check(!colorAttachments[i] || | |
(colorAttachments[i].texture && | |
colorTextureFormatEnums.indexOf(colorAttachments[i].texture._texture.format) >= 0) || | |
(colorAttachments[i].renderbuffer && | |
colorRenderbufferFormatEnums.indexOf(colorAttachments[i].renderbuffer._renderbuffer.format) >= 0), | |
'framebuffer color attachment ' + i + ' is invalid') | |
if (colorAttachments[i] && colorAttachments[i].texture) { | |
var colorAttachmentSize = | |
textureFormatChannels[colorAttachments[i].texture._texture.format] * | |
textureTypeSizes[colorAttachments[i].texture._texture.type] | |
if (commonColorAttachmentSize === null) { | |
commonColorAttachmentSize = colorAttachmentSize | |
} else { | |
// We need to make sure that all color attachments have the same number of bitplanes | |
// (that is, the same numer of bits per pixel) | |
// This is required by the GLES2.0 standard. See the beginning of Chapter 4 in that document. | |
check(commonColorAttachmentSize === colorAttachmentSize, | |
'all color attachments much have the same number of bits per pixel.') | |
} | |
} | |
} | |
incRefAndCheckShape(depthAttachment, width, height) | |
check(!depthAttachment || | |
(depthAttachment.texture && | |
depthAttachment.texture._texture.format === GL_DEPTH_COMPONENT) || | |
(depthAttachment.renderbuffer && | |
depthAttachment.renderbuffer._renderbuffer.format === GL_DEPTH_COMPONENT16), | |
'invalid depth attachment for framebuffer object') | |
incRefAndCheckShape(stencilAttachment, width, height) | |
check(!stencilAttachment || | |
(stencilAttachment.renderbuffer && | |
stencilAttachment.renderbuffer._renderbuffer.format === GL_STENCIL_INDEX8), | |
'invalid stencil attachment for framebuffer object') | |
incRefAndCheckShape(depthStencilAttachment, width, height) | |
check(!depthStencilAttachment || | |
(depthStencilAttachment.texture && | |
depthStencilAttachment.texture._texture.format === GL_DEPTH_STENCIL) || | |
(depthStencilAttachment.renderbuffer && | |
depthStencilAttachment.renderbuffer._renderbuffer.format === GL_DEPTH_STENCIL), | |
'invalid depth-stencil attachment for framebuffer object') | |
// decrement references | |
decFBORefs(framebuffer) | |
framebuffer.width = width | |
framebuffer.height = height | |
framebuffer.colorAttachments = colorAttachments | |
framebuffer.depthAttachment = depthAttachment | |
framebuffer.stencilAttachment = stencilAttachment | |
framebuffer.depthStencilAttachment = depthStencilAttachment | |
reglFramebuffer.color = colorAttachments.map(unwrapAttachment) | |
reglFramebuffer.depth = unwrapAttachment(depthAttachment) | |
reglFramebuffer.stencil = unwrapAttachment(stencilAttachment) | |
reglFramebuffer.depthStencil = unwrapAttachment(depthStencilAttachment) | |
reglFramebuffer.width = framebuffer.width | |
reglFramebuffer.height = framebuffer.height | |
updateFramebuffer(framebuffer) | |
return reglFramebuffer | |
} | |
function resize (w_, h_) { | |
check(framebufferState.next !== framebuffer, | |
'can not resize a framebuffer which is currently in use') | |
var w = w_ | 0 | |
var h = (h_ | 0) || w | |
if (w === framebuffer.width && h === framebuffer.height) { | |
return reglFramebuffer | |
} | |
// resize all buffers | |
var colorAttachments = framebuffer.colorAttachments | |
for (var i = 0; i < colorAttachments.length; ++i) { | |
resizeAttachment(colorAttachments[i], w, h) | |
} | |
resizeAttachment(framebuffer.depthAttachment, w, h) | |
resizeAttachment(framebuffer.stencilAttachment, w, h) | |
resizeAttachment(framebuffer.depthStencilAttachment, w, h) | |
framebuffer.width = reglFramebuffer.width = w | |
framebuffer.height = reglFramebuffer.height = h | |
updateFramebuffer(framebuffer) | |
return reglFramebuffer | |
} | |
reglFramebuffer(a0, a1) | |
reglFramebuffer.resize = resize | |
reglFramebuffer._reglType = 'framebuffer' | |
reglFramebuffer._framebuffer = framebuffer | |
reglFramebuffer.destroy = function () { | |
destroy(framebuffer) | |
decFBORefs(framebuffer) | |
} | |
return reglFramebuffer | |
} | |
return extend(framebufferState, { | |
getFramebuffer: function (object) { | |
if (typeof object === 'function' && object._reglType === 'framebuffer') { | |
var fbo = object._framebuffer | |
if (fbo instanceof REGLFramebuffer) { | |
return fbo | |
} | |
} | |
return null | |
}, | |
create: createFBO, | |
clear: function () { | |
values(framebufferSet).forEach(destroy) | |
} | |
}) | |
} | |
},{"./util/check":20,"./util/extend":23,"./util/values":31}],12:[function(require,module,exports){ | |
var GL_SUBPIXEL_BITS = 0x0D50 | |
var GL_RED_BITS = 0x0D52 | |
var GL_GREEN_BITS = 0x0D53 | |
var GL_BLUE_BITS = 0x0D54 | |
var GL_ALPHA_BITS = 0x0D55 | |
var GL_DEPTH_BITS = 0x0D56 | |
var GL_STENCIL_BITS = 0x0D57 | |
var GL_ALIASED_POINT_SIZE_RANGE = 0x846D | |
var GL_ALIASED_LINE_WIDTH_RANGE = 0x846E | |
var GL_MAX_TEXTURE_SIZE = 0x0D33 | |
var GL_MAX_VIEWPORT_DIMS = 0x0D3A | |
var GL_MAX_VERTEX_ATTRIBS = 0x8869 | |
var GL_MAX_VERTEX_UNIFORM_VECTORS = 0x8DFB | |
var GL_MAX_VARYING_VECTORS = 0x8DFC | |
var GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS = 0x8B4D | |
var GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS = 0x8B4C | |
var GL_MAX_TEXTURE_IMAGE_UNITS = 0x8872 | |
var GL_MAX_FRAGMENT_UNIFORM_VECTORS = 0x8DFD | |
var GL_MAX_CUBE_MAP_TEXTURE_SIZE = 0x851C | |
var GL_MAX_RENDERBUFFER_SIZE = 0x84E8 | |
var GL_VENDOR = 0x1F00 | |
var GL_RENDERER = 0x1F01 | |
var GL_VERSION = 0x1F02 | |
var GL_SHADING_LANGUAGE_VERSION = 0x8B8C | |
var GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT = 0x84FF | |
var GL_MAX_COLOR_ATTACHMENTS_WEBGL = 0x8CDF | |
var GL_MAX_DRAW_BUFFERS_WEBGL = 0x8824 | |
module.exports = function (gl, extensions) { | |
var maxAnisotropic = 1 | |
if (extensions.ext_texture_filter_anisotropic) { | |
maxAnisotropic = gl.getParameter(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT) | |
} | |
var maxDrawbuffers = 1 | |
var maxColorAttachments = 1 | |
if (extensions.webgl_draw_buffers) { | |
maxDrawbuffers = gl.getParameter(GL_MAX_DRAW_BUFFERS_WEBGL) | |
maxColorAttachments = gl.getParameter(GL_MAX_COLOR_ATTACHMENTS_WEBGL) | |
} | |
return { | |
// drawing buffer bit depth | |
colorBits: [ | |
gl.getParameter(GL_RED_BITS), | |
gl.getParameter(GL_GREEN_BITS), | |
gl.getParameter(GL_BLUE_BITS), | |
gl.getParameter(GL_ALPHA_BITS) | |
], | |
depthBits: gl.getParameter(GL_DEPTH_BITS), | |
stencilBits: gl.getParameter(GL_STENCIL_BITS), | |
subpixelBits: gl.getParameter(GL_SUBPIXEL_BITS), | |
// supported extensions | |
extensions: Object.keys(extensions).filter(function (ext) { | |
return !!extensions[ext] | |
}), | |
// max aniso samples | |
maxAnisotropic: maxAnisotropic, | |
// max draw buffers | |
maxDrawbuffers: maxDrawbuffers, | |
maxColorAttachments: maxColorAttachments, | |
// point and line size ranges | |
pointSizeDims: gl.getParameter(GL_ALIASED_POINT_SIZE_RANGE), | |
lineWidthDims: gl.getParameter(GL_ALIASED_LINE_WIDTH_RANGE), | |
maxViewportDims: gl.getParameter(GL_MAX_VIEWPORT_DIMS), | |
maxCombinedTextureUnits: gl.getParameter(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS), | |
maxCubeMapSize: gl.getParameter(GL_MAX_CUBE_MAP_TEXTURE_SIZE), | |
maxRenderbufferSize: gl.getParameter(GL_MAX_RENDERBUFFER_SIZE), | |
maxTextureUnits: gl.getParameter(GL_MAX_TEXTURE_IMAGE_UNITS), | |
maxTextureSize: gl.getParameter(GL_MAX_TEXTURE_SIZE), | |
maxAttributes: gl.getParameter(GL_MAX_VERTEX_ATTRIBS), | |
maxVertexUniforms: gl.getParameter(GL_MAX_VERTEX_UNIFORM_VECTORS), | |
maxVertexTextureUnits: gl.getParameter(GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS), | |
maxVaryingVectors: gl.getParameter(GL_MAX_VARYING_VECTORS), | |
maxFragmentUniforms: gl.getParameter(GL_MAX_FRAGMENT_UNIFORM_VECTORS), | |
// vendor info | |
glsl: gl.getParameter(GL_SHADING_LANGUAGE_VERSION), | |
renderer: gl.getParameter(GL_RENDERER), | |
vendor: gl.getParameter(GL_VENDOR), | |
version: gl.getParameter(GL_VERSION) | |
} | |
} | |
},{}],13:[function(require,module,exports){ | |
var check = require('./util/check') | |
var isTypedArray = require('./util/is-typed-array') | |
var GL_RGBA = 6408 | |
var GL_UNSIGNED_BYTE = 5121 | |
var GL_PACK_ALIGNMENT = 0x0D05 | |
module.exports = function wrapReadPixels ( | |
gl, | |
framebufferState, | |
reglPoll, | |
context, | |
glAttributes) { | |
function readPixels (input) { | |
if (framebufferState.current === null) { | |
check( | |
glAttributes.preserveDrawingBuffer, | |
'you must create a webgl context with "preserveDrawingBuffer":true in order to read pixels from the drawing buffer') | |
} else { | |
// TODO check framebuffer supports read pixels | |
} | |
var x = 0 | |
var y = 0 | |
var width = context.framebufferWidth | |
var height = context.framebufferHeight | |
var data = null | |
if (isTypedArray(input)) { | |
data = input | |
} else if (input) { | |
check.type(input, 'object', 'invalid arguments to regl.read()') | |
x = input.x | 0 | |
y = input.y | 0 | |
check( | |
x >= 0 && x < context.framebufferWidth, | |
'invalid x offset for regl.read') | |
check( | |
y >= 0 && y < context.framebufferHeight, | |
'invalid y offset for regl.read') | |
width = (input.width || (context.framebufferWidth - x)) | 0 | |
height = (input.height || (context.framebufferHeight - y)) | 0 | |
data = input.data || null | |
} | |
check( | |
width > 0 && width + x <= context.framebufferWidth, | |
'invalid width for read pixels') | |
check( | |
height > 0 && height + y <= context.framebufferHeight, | |
'invalid height for read pixels') | |
// Update WebGL state | |
reglPoll() | |
// TODO: | |
// float color buffers | |
// implementation specific formats | |
// Compute size | |
var size = width * height * 4 | |
// Allocate data | |
data = data || new Uint8Array(size) | |
// Type check | |
check.isTypedArray(data, 'data buffer for regl.read() must be a typedarray') | |
check(data.byteLength >= size, 'data buffer for regl.read() too small') | |
// Run read pixels | |
gl.pixelStorei(GL_PACK_ALIGNMENT, 4) | |
gl.readPixels(x, y, width, height, GL_RGBA, GL_UNSIGNED_BYTE, data) | |
return data | |
} | |
return readPixels | |
} | |
},{"./util/check":20,"./util/is-typed-array":26}],14:[function(require,module,exports){ | |
var check = require('./util/check') | |
var values = require('./util/values') | |
var GL_RENDERBUFFER = 0x8D41 | |
var GL_RGBA4 = 0x8056 | |
var GL_RGB5_A1 = 0x8057 | |
var GL_RGB565 = 0x8D62 | |
var GL_DEPTH_COMPONENT16 = 0x81A5 | |
var GL_STENCIL_INDEX8 = 0x8D48 | |
var GL_DEPTH_STENCIL = 0x84F9 | |
var GL_SRGB8_ALPHA8_EXT = 0x8C43 | |
var GL_RGBA32F_EXT = 0x8814 | |
var GL_RGBA16F_EXT = 0x881A | |
var GL_RGB16F_EXT = 0x881B | |
module.exports = function (gl, extensions, limits, stats) { | |
var formatTypes = { | |
'rgba4': GL_RGBA4, | |
'rgb565': GL_RGB565, | |
'rgb5 a1': GL_RGB5_A1, | |
'depth': GL_DEPTH_COMPONENT16, | |
'stencil': GL_STENCIL_INDEX8, | |
'depth stencil': GL_DEPTH_STENCIL | |
} | |
if (extensions.ext_srgb) { | |
formatTypes['srgba'] = GL_SRGB8_ALPHA8_EXT | |
} | |
if (extensions.ext_color_buffer_half_float) { | |
formatTypes['rgba16f'] = GL_RGBA16F_EXT | |
formatTypes['rgb16f'] = GL_RGB16F_EXT | |
} | |
if (extensions.webgl_color_buffer_float) { | |
formatTypes['rgba32f'] = GL_RGBA32F_EXT | |
} | |
var renderbufferCount = 0 | |
var renderbufferSet = {} | |
function REGLRenderbuffer (renderbuffer) { | |
this.id = renderbufferCount++ | |
this.refCount = 1 | |
this.renderbuffer = renderbuffer | |
this.format = GL_RGBA4 | |
this.width = 0 | |
this.height = 0 | |
} | |
REGLRenderbuffer.prototype.decRef = function () { | |
if (--this.refCount <= 0) { | |
destroy(this) | |
} | |
} | |
function destroy (rb) { | |
var handle = rb.renderbuffer | |
check(handle, 'must not double destroy renderbuffer') | |
gl.bindRenderbuffer(GL_RENDERBUFFER, null) | |
gl.deleteRenderbuffer(handle) | |
rb.renderbuffer = null | |
rb.refCount = 0 | |
delete renderbufferSet[rb.id] | |
stats.renderbufferCount-- | |
} | |
function createRenderbuffer (a, b) { | |
var renderbuffer = new REGLRenderbuffer(gl.createRenderbuffer()) | |
renderbufferSet[renderbuffer.id] = renderbuffer | |
stats.renderbufferCount++ | |
function reglRenderbuffer (a, b) { | |
var w = 0 | |
var h = 0 | |
var format = GL_RGBA4 | |
if (typeof a === 'object' && a) { | |
var options = a | |
if ('shape' in options) { | |
var shape = options.shape | |
check(Array.isArray(shape) && shape.length >= 2, | |
'invalid renderbuffer shape') | |
w = shape[0] | 0 | |
h = shape[1] | 0 | |
} else { | |
if ('radius' in options) { | |
w = h = options.radius | 0 | |
} | |
if ('width' in options) { | |
w = options.width | 0 | |
} | |
if ('height' in options) { | |
h = options.height | 0 | |
} | |
} | |
if ('format' in options) { | |
check.parameter(options.format, formatTypes, | |
'invalid renderbuffer format') | |
format = formatTypes[options.format] | |
} | |
} else if (typeof a === 'number') { | |
w = a | 0 | |
if (typeof b === 'number') { | |
h = b | 0 | |
} else { | |
h = w | |
} | |
} else if (!a) { | |
w = h = 1 | |
} else { | |
check.raise('invalid arguments to renderbuffer constructor') | |
} | |
// check shape | |
check( | |
w > 0 && h > 0 && | |
w <= limits.maxRenderbufferSize && h <= limits.maxRenderbufferSize, | |
'invalid renderbuffer size') | |
if (w === renderbuffer.width && | |
h === renderbuffer.height && | |
format === renderbuffer.format) { | |
return | |
} | |
reglRenderbuffer.width = renderbuffer.width = w | |
reglRenderbuffer.height = renderbuffer.height = h | |
renderbuffer.format = format | |
gl.bindRenderbuffer(GL_RENDERBUFFER, renderbuffer.renderbuffer) | |
gl.renderbufferStorage(GL_RENDERBUFFER, format, w, h) | |
return reglRenderbuffer | |
} | |
function resize (w_, h_) { | |
var w = w_ | 0 | |
var h = (h_ | 0) || w | |
if (w === renderbuffer.width && h === renderbuffer.height) { | |
return reglRenderbuffer | |
} | |
// check shape | |
check( | |
w > 0 && h > 0 && | |
w <= limits.maxRenderbufferSize && h <= limits.maxRenderbufferSize, | |
'invalid renderbuffer size') | |
reglRenderbuffer.width = renderbuffer.width = w | |
reglRenderbuffer.height = renderbuffer.height = h | |
gl.bindRenderbuffer(GL_RENDERBUFFER, renderbuffer.renderbuffer) | |
gl.renderbufferStorage(GL_RENDERBUFFER, renderbuffer.format, w, h) | |
return reglRenderbuffer | |
} | |
reglRenderbuffer(a, b) | |
reglRenderbuffer.resize = resize | |
reglRenderbuffer._reglType = 'renderbuffer' | |
reglRenderbuffer._renderbuffer = renderbuffer | |
reglRenderbuffer.destroy = function () { | |
renderbuffer.decRef() | |
} | |
return reglRenderbuffer | |
} | |
return { | |
create: createRenderbuffer, | |
clear: function () { | |
values(renderbufferSet).forEach(destroy) | |
} | |
} | |
} | |
},{"./util/check":20,"./util/values":31}],15:[function(require,module,exports){ | |
var check = require('./util/check') | |
var values = require('./util/values') | |
var GL_FRAGMENT_SHADER = 35632 | |
var GL_VERTEX_SHADER = 35633 | |
var GL_ACTIVE_UNIFORMS = 0x8B86 | |
var GL_ACTIVE_ATTRIBUTES = 0x8B89 | |
module.exports = function wrapShaderState (gl, stringStore, stats) { | |
// =================================================== | |
// glsl compilation and linking | |
// =================================================== | |
var fragShaders = {} | |
var vertShaders = {} | |
function ActiveInfo (name, id, location, info) { | |
this.name = name | |
this.id = id | |
this.location = location | |
this.info = info | |
} | |
function insertActiveInfo (list, info) { | |
for (var i = 0; i < list.length; ++i) { | |
if (list[i].id === info.id) { | |
list[i].location = info.location | |
return | |
} | |
} | |
list.push(info) | |
} | |
function getShader (type, id, command) { | |
var cache = type === GL_FRAGMENT_SHADER ? fragShaders : vertShaders | |
var shader = cache[id] | |
if (!shader) { | |
var source = stringStore.str(id) | |
shader = gl.createShader(type) | |
gl.shaderSource(shader, source) | |
gl.compileShader(shader) | |
check.shaderError(gl, shader, source, type, command) | |
cache[id] = shader | |
} | |
return shader | |
} | |
// =================================================== | |
// program linking | |
// =================================================== | |
var programCache = {} | |
var programList = [] | |
var PROGRAM_COUNTER = 0 | |
function REGLProgram (fragId, vertId) { | |
this.id = PROGRAM_COUNTER++ | |
this.fragId = fragId | |
this.vertId = vertId | |
this.program = null | |
this.uniforms = [] | |
this.attributes = [] | |
} | |
function linkProgram (desc, command) { | |
var i, info | |
// ------------------------------- | |
// compile & link | |
// ------------------------------- | |
var fragShader = getShader(GL_FRAGMENT_SHADER, desc.fragId) | |
var vertShader = getShader(GL_VERTEX_SHADER, desc.vertId) | |
var program = desc.program = gl.createProgram() | |
gl.attachShader(program, fragShader) | |
gl.attachShader(program, vertShader) | |
gl.linkProgram(program) | |
check.linkError( | |
gl, | |
program, | |
stringStore.str(desc.fragId), | |
stringStore.str(desc.vertId), | |
command) | |
// ------------------------------- | |
// grab uniforms | |
// ------------------------------- | |
var numUniforms = gl.getProgramParameter(program, GL_ACTIVE_UNIFORMS) | |
var uniforms = desc.uniforms | |
for (i = 0; i < numUniforms; ++i) { | |
info = gl.getActiveUniform(program, i) | |
if (info) { | |
if (info.size > 1) { | |
for (var j = 0; j < info.size; ++j) { | |
var name = info.name.replace('[0]', '[' + j + ']') | |
insertActiveInfo(uniforms, new ActiveInfo( | |
name, | |
stringStore.id(name), | |
gl.getUniformLocation(program, name), | |
info)) | |
} | |
} else { | |
insertActiveInfo(uniforms, new ActiveInfo( | |
info.name, | |
stringStore.id(info.name), | |
gl.getUniformLocation(program, info.name), | |
info)) | |
} | |
} | |
} | |
// ------------------------------- | |
// grab attributes | |
// ------------------------------- | |
var numAttributes = gl.getProgramParameter(program, GL_ACTIVE_ATTRIBUTES) | |
var attributes = desc.attributes | |
for (i = 0; i < numAttributes; ++i) { | |
info = gl.getActiveAttrib(program, i) | |
if (info) { | |
insertActiveInfo(attributes, new ActiveInfo( | |
info.name, | |
stringStore.id(info.name), | |
gl.getAttribLocation(program, info.name), | |
info)) | |
} | |
} | |
} | |
return { | |
clear: function () { | |
var deleteShader = gl.deleteShader.bind(gl) | |
values(fragShaders).forEach(deleteShader) | |
fragShaders = {} | |
values(vertShaders).forEach(deleteShader) | |
vertShaders = {} | |
programList.forEach(function (desc) { | |
gl.deleteProgram(desc.program) | |
}) | |
programList.length = 0 | |
programCache = {} | |
stats.shaderCount = 0 | |
}, | |
program: function (vertId, fragId, command) { | |
check(vertId >= 0, 'missing vertex shader') | |
check(fragId >= 0, 'missing fragment shader') | |
stats.shaderCount++ | |
var cache = programCache[fragId] | |
if (!cache) { | |
cache = programCache[fragId] = {} | |
} | |
var program = cache[vertId] | |
if (!program) { | |
program = new REGLProgram(fragId, vertId) | |
linkProgram(program, command) | |
cache[vertId] = program | |
programList.push(program) | |
} | |
return program | |
}, | |
shader: getShader, | |
frag: null, | |
vert: null | |
} | |
} | |
},{"./util/check":20,"./util/values":31}],16:[function(require,module,exports){ | |
module.exports = function stats () { | |
return { | |
bufferCount: 0, | |
elementsCount: 0, | |
framebufferCount: 0, | |
shaderCount: 0, | |
textureCount: 0, | |
cubeCount: 0, | |
renderbufferCount: 0 | |
} | |
} | |
},{}],17:[function(require,module,exports){ | |
module.exports = function createStringStore () { | |
var stringIds = {'': 0} | |
var stringValues = [''] | |
return { | |
id: function (str) { | |
var result = stringIds[str] | |
if (result) { | |
return result | |
} | |
result = stringIds[str] = stringValues.length | |
stringValues.push(str) | |
return result | |
}, | |
str: function (id) { | |
return stringValues[id] | |
} | |
} | |
} | |
},{}],18:[function(require,module,exports){ | |
var check = require('./util/check') | |
var extend = require('./util/extend') | |
var values = require('./util/values') | |
var isTypedArray = require('./util/is-typed-array') | |
var isNDArrayLike = require('./util/is-ndarray') | |
var pool = require('./util/pool') | |
var convertToHalfFloat = require('./util/to-half-float') | |
var isArrayLike = require('./util/is-array-like') | |
var dtypes = require('./constants/arraytypes.json') | |
var arrayTypes = require('./constants/arraytypes.json') | |
var GL_COMPRESSED_TEXTURE_FORMATS = 0x86A3 | |
var GL_TEXTURE_2D = 0x0DE1 | |
var GL_TEXTURE_CUBE_MAP = 0x8513 | |
var GL_TEXTURE_CUBE_MAP_POSITIVE_X = 0x8515 | |
var GL_RGBA = 0x1908 | |
var GL_ALPHA = 0x1906 | |
var GL_RGB = 0x1907 | |
var GL_LUMINANCE = 0x1909 | |
var GL_LUMINANCE_ALPHA = 0x190A | |
var GL_RGBA4 = 0x8056 | |
var GL_RGB5_A1 = 0x8057 | |
var GL_RGB565 = 0x8D62 | |
var GL_UNSIGNED_SHORT_4_4_4_4 = 0x8033 | |
var GL_UNSIGNED_SHORT_5_5_5_1 = 0x8034 | |
var GL_UNSIGNED_SHORT_5_6_5 = 0x8363 | |
var GL_UNSIGNED_INT_24_8_WEBGL = 0x84FA | |
var GL_DEPTH_COMPONENT = 0x1902 | |
var GL_DEPTH_STENCIL = 0x84F9 | |
var GL_SRGB_EXT = 0x8C40 | |
var GL_SRGB_ALPHA_EXT = 0x8C42 | |
var GL_HALF_FLOAT_OES = 0x8D61 | |
var GL_COMPRESSED_RGB_S3TC_DXT1_EXT = 0x83F0 | |
var GL_COMPRESSED_RGBA_S3TC_DXT1_EXT = 0x83F1 | |
var GL_COMPRESSED_RGBA_S3TC_DXT3_EXT = 0x83F2 | |
var GL_COMPRESSED_RGBA_S3TC_DXT5_EXT = 0x83F3 | |
var GL_COMPRESSED_RGB_ATC_WEBGL = 0x8C92 | |
var GL_COMPRESSED_RGBA_ATC_EXPLICIT_ALPHA_WEBGL = 0x8C93 | |
var GL_COMPRESSED_RGBA_ATC_INTERPOLATED_ALPHA_WEBGL = 0x87EE | |
var GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG = 0x8C00 | |
var GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG = 0x8C01 | |
var GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG = 0x8C02 | |
var GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG = 0x8C03 | |
var GL_COMPRESSED_RGB_ETC1_WEBGL = 0x8D64 | |
var GL_UNSIGNED_BYTE = 0x1401 | |
var GL_UNSIGNED_SHORT = 0x1403 | |
var GL_UNSIGNED_INT = 0x1405 | |
var GL_FLOAT = 0x1406 | |
var GL_TEXTURE_WRAP_S = 0x2802 | |
var GL_TEXTURE_WRAP_T = 0x2803 | |
var GL_REPEAT = 0x2901 | |
var GL_CLAMP_TO_EDGE = 0x812F | |
var GL_MIRRORED_REPEAT = 0x8370 | |
var GL_TEXTURE_MAG_FILTER = 0x2800 | |
var GL_TEXTURE_MIN_FILTER = 0x2801 | |
var GL_NEAREST = 0x2600 | |
var GL_LINEAR = 0x2601 | |
var GL_NEAREST_MIPMAP_NEAREST = 0x2700 | |
var GL_LINEAR_MIPMAP_NEAREST = 0x2701 | |
var GL_NEAREST_MIPMAP_LINEAR = 0x2702 | |
var GL_LINEAR_MIPMAP_LINEAR = 0x2703 | |
var GL_GENERATE_MIPMAP_HINT = 0x8192 | |
var GL_DONT_CARE = 0x1100 | |
var GL_FASTEST = 0x1101 | |
var GL_NICEST = 0x1102 | |
var GL_TEXTURE_MAX_ANISOTROPY_EXT = 0x84FE | |
var GL_UNPACK_ALIGNMENT = 0x0CF5 | |
var GL_UNPACK_FLIP_Y_WEBGL = 0x9240 | |
var GL_UNPACK_PREMULTIPLY_ALPHA_WEBGL = 0x9241 | |
var GL_UNPACK_COLORSPACE_CONVERSION_WEBGL = 0x9243 | |
var GL_BROWSER_DEFAULT_WEBGL = 0x9244 | |
var GL_TEXTURE0 = 0x84C0 | |
var MIPMAP_FILTERS = [ | |
GL_NEAREST_MIPMAP_NEAREST, | |
GL_NEAREST_MIPMAP_LINEAR, | |
GL_LINEAR_MIPMAP_NEAREST, | |
GL_LINEAR_MIPMAP_LINEAR | |
] | |
var CHANNELS_FORMAT = [ | |
0, | |
GL_LUMINANCE, | |
GL_LUMINANCE_ALPHA, | |
GL_RGB, | |
GL_RGBA | |
] | |
var FORMAT_CHANNELS = {} | |
FORMAT_CHANNELS[GL_LUMINANCE] = | |
FORMAT_CHANNELS[GL_ALPHA] = | |
FORMAT_CHANNELS[GL_DEPTH_COMPONENT] = 1 | |
FORMAT_CHANNELS[GL_DEPTH_STENCIL] = | |
FORMAT_CHANNELS[GL_LUMINANCE_ALPHA] = 2 | |
FORMAT_CHANNELS[GL_RGB] = 3 | |
FORMAT_CHANNELS[GL_RGBA] = 4 | |
var formatTypes = {} | |
formatTypes[GL_RGBA4] = GL_UNSIGNED_SHORT_4_4_4_4 | |
formatTypes[GL_RGB565] = GL_UNSIGNED_SHORT_5_6_5 | |
formatTypes[GL_RGB5_A1] = GL_UNSIGNED_SHORT_5_5_5_1 | |
formatTypes[GL_DEPTH_COMPONENT] = GL_UNSIGNED_INT | |
formatTypes[GL_DEPTH_STENCIL] = GL_UNSIGNED_INT_24_8_WEBGL | |
function objectName (str) { | |
return '[object ' + str + ']' | |
} | |
var CANVAS_CLASS = objectName('HTMLCanvasElement') | |
var CONTEXT2D_CLASS = objectName('CanvasRenderingContext2D') | |
var IMAGE_CLASS = objectName('HTMLImageElement') | |
var VIDEO_CLASS = objectName('HTMLVideoElement') | |
var PIXEL_CLASSES = Object.keys(dtypes).concat([ | |
CANVAS_CLASS, | |
CONTEXT2D_CLASS, | |
IMAGE_CLASS, | |
VIDEO_CLASS | |
]) | |
function isNumericArray (arr) { | |
return ( | |
Array.isArray(arr) && | |
(arr.length === 0 || | |
typeof arr[0] === 'number')) | |
} | |
function isRectArray (arr) { | |
if (!Array.isArray(arr)) { | |
return false | |
} | |
var width = arr.length | |
if (width === 0 || !isArrayLike(arr[0])) { | |
return false | |
} | |
return true | |
} | |
function classString (x) { | |
return Object.prototype.toString.call(x) | |
} | |
function isCanvasElement (object) { | |
return classString(object) === CANVAS_CLASS | |
} | |
function isContext2D (object) { | |
return classString(object) === CONTEXT2D_CLASS | |
} | |
function isImageElement (object) { | |
return classString(object) === IMAGE_CLASS | |
} | |
function isVideoElement (object) { | |
return classString(object) === VIDEO_CLASS | |
} | |
function isPixelData (object) { | |
if (!object) { | |
return false | |
} | |
var className = classString(object) | |
if (PIXEL_CLASSES.indexOf(className) >= 0) { | |
return true | |
} | |
return ( | |
isNumericArray(object) || | |
isRectArray(object) || | |
isNDArrayLike(object)) | |
} | |
function typedArrayCode (data) { | |
return arrayTypes[Object.prototype.toString.call(data)] | 0 | |
} | |
function convertData (result, data) { | |
var n = result.width * result.height * result.channels | |
check(data.length === n, 'inconsistent array length for texture') | |
switch (result.type) { | |
case GL_UNSIGNED_BYTE: | |
case GL_UNSIGNED_SHORT: | |
case GL_UNSIGNED_INT: | |
case GL_FLOAT: | |
var converted = pool.allocType(result.type, n) | |
converted.set(data) | |
result.data = converted | |
break | |
case GL_HALF_FLOAT_OES: | |
result.data = convertToHalfFloat(data) | |
break | |
default: | |
check.raise('unsupported texture type, must specify a typed array') | |
} | |
} | |
function preConvert (image, n) { | |
return pool.allocType( | |
image.type === GL_HALF_FLOAT_OES | |
? GL_FLOAT | |
: image.type, n) | |
} | |
function postConvert (image, data) { | |
if (image.type === GL_HALF_FLOAT_OES) { | |
image.data = convertToHalfFloat(data) | |
pool.freeType(data) | |
} else { | |
image.data = data | |
} | |
} | |
function transposeData (image, array, strideX, strideY, strideC, offset) { | |
var w = image.width | |
var h = image.height | |
var c = image.channels | |
var n = w * h * c | |
var data = preConvert(image, n) | |
var p = 0 | |
for (var i = 0; i < h; ++i) { | |
for (var j = 0; j < w; ++j) { | |
for (var k = 0; k < c; ++k) { | |
data[p++] = array[strideX * j + strideY * i + strideC * k + offset] | |
} | |
} | |
} | |
postConvert(image, data) | |
} | |
function flatten2DData (image, array, w, h) { | |
var n = w * h | |
var data = preConvert(image, n) | |
var p = 0 | |
for (var i = 0; i < h; ++i) { | |
var row = array[i] | |
for (var j = 0; j < w; ++j) { | |
data[p++] = row[j] | |
} | |
} | |
postConvert(image, data) | |
} | |
function flatten3DData (image, array, w, h, c) { | |
var n = w * h * c | |
var data = preConvert(image, n) | |
var p = 0 | |
for (var i = 0; i < h; ++i) { | |
var row = array[i] | |
for (var j = 0; j < w; ++j) { | |
var pixel = row[j] | |
for (var k = 0; k < c; ++k) { | |
data[p++] = pixel[k] | |
} | |
} | |
} | |
postConvert(image, data) | |
} | |
module.exports = function createTextureSet ( | |
gl, extensions, limits, reglPoll, contextState, stats) { | |
// ------------------------------------------------------- | |
// Initialize constants and parameter tables here | |
// ------------------------------------------------------- | |
var mipmapHint = { | |
"don't care": GL_DONT_CARE, | |
'dont care': GL_DONT_CARE, | |
'nice': GL_NICEST, | |
'fast': GL_FASTEST | |
} | |
var wrapModes = { | |
'repeat': GL_REPEAT, | |
'clamp': GL_CLAMP_TO_EDGE, | |
'mirror': GL_MIRRORED_REPEAT | |
} | |
var magFilters = { | |
'nearest': GL_NEAREST, | |
'linear': GL_LINEAR | |
} | |
var minFilters = extend({ | |
'nearest mipmap nearest': GL_NEAREST_MIPMAP_NEAREST, | |
'linear mipmap nearest': GL_LINEAR_MIPMAP_NEAREST, | |
'nearest mipmap linear': GL_NEAREST_MIPMAP_LINEAR, | |
'linear mipmap linear': GL_LINEAR_MIPMAP_LINEAR, | |
'mipmap': GL_LINEAR_MIPMAP_LINEAR | |
}, magFilters) | |
var colorSpace = { | |
'none': 0, | |
'browser': GL_BROWSER_DEFAULT_WEBGL | |
} | |
var textureTypes = { | |
'uint8': GL_UNSIGNED_BYTE, | |
'rgba4': GL_UNSIGNED_SHORT_4_4_4_4, | |
'rgb565': GL_UNSIGNED_SHORT_5_6_5, | |
'rgb5 a1': GL_UNSIGNED_SHORT_5_5_5_1 | |
} | |
var textureFormats = { | |
'alpha': GL_ALPHA, | |
'luminance': GL_LUMINANCE, | |
'luminance alpha': GL_LUMINANCE_ALPHA, | |
'rgb': GL_RGB, | |
'rgba': GL_RGBA, | |
'rgba4': GL_RGBA4, | |
'rgb5 a1': GL_RGB5_A1, | |
'rgb565': GL_RGB565 | |
} | |
var compressedTextureFormats = {} | |
if (extensions.ext_srgb) { | |
textureFormats.srgb = GL_SRGB_EXT | |
textureFormats.srgba = GL_SRGB_ALPHA_EXT | |
} | |
if (extensions.oes_texture_float) { | |
textureTypes.float = GL_FLOAT | |
} | |
if (extensions.oes_texture_half_float) { | |
textureTypes['float16'] = textureTypes['half float'] = GL_HALF_FLOAT_OES | |
} | |
if (extensions.webgl_depth_texture) { | |
extend(textureFormats, { | |
'depth': GL_DEPTH_COMPONENT, | |
'depth stencil': GL_DEPTH_STENCIL | |
}) | |
extend(textureTypes, { | |
'uint16': GL_UNSIGNED_SHORT, | |
'uint32': GL_UNSIGNED_INT, | |
'depth stencil': GL_UNSIGNED_INT_24_8_WEBGL | |
}) | |
} | |
if (extensions.webgl_compressed_texture_s3tc) { | |
extend(compressedTextureFormats, { | |
'rgb s3tc dxt1': GL_COMPRESSED_RGB_S3TC_DXT1_EXT, | |
'rgba s3tc dxt1': GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, | |
'rgba s3tc dxt3': GL_COMPRESSED_RGBA_S3TC_DXT3_EXT, | |
'rgba s3tc dxt5': GL_COMPRESSED_RGBA_S3TC_DXT5_EXT | |
}) | |
} | |
if (extensions.webgl_compressed_texture_atc) { | |
extend(compressedTextureFormats, { | |
'rgb atc': GL_COMPRESSED_RGB_ATC_WEBGL, | |
'rgba atc explicit alpha': GL_COMPRESSED_RGBA_ATC_EXPLICIT_ALPHA_WEBGL, | |
'rgba atc interpolated alpha': GL_COMPRESSED_RGBA_ATC_INTERPOLATED_ALPHA_WEBGL | |
}) | |
} | |
if (extensions.webgl_compressed_texture_pvrtc) { | |
extend(compressedTextureFormats, { | |
'rgb pvrtc 4bppv1': GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG, | |
'rgb pvrtc 2bppv1': GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG, | |
'rgba pvrtc 4bppv1': GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG, | |
'rgba pvrtc 2bppv1': GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG | |
}) | |
} | |
if (extensions.webgl_compressed_texture_etc1) { | |
compressedTextureFormats['rgb etc1'] = GL_COMPRESSED_RGB_ETC1_WEBGL | |
} | |
// Copy over all texture formats | |
var supportedCompressedFormats = Array.prototype.slice.call( | |
gl.getParameter(GL_COMPRESSED_TEXTURE_FORMATS)) | |
Object.keys(compressedTextureFormats).forEach(function (name) { | |
var format = compressedTextureFormats[name] | |
if (supportedCompressedFormats.indexOf(format) >= 0) { | |
textureFormats[name] = format | |
} | |
}) | |
var supportedFormats = Object.keys(textureFormats) | |
limits.textureFormats = supportedFormats | |
// colorFormats[] gives the format (channels) associated to an | |
// internalformat | |
var colorFormats = supportedFormats.reduce(function (color, key) { | |
var glenum = textureFormats[key] | |
if (glenum === GL_LUMINANCE || | |
glenum === GL_ALPHA || | |
glenum === GL_LUMINANCE || | |
glenum === GL_LUMINANCE_ALPHA || | |
glenum === GL_DEPTH_COMPONENT || | |
glenum === GL_DEPTH_STENCIL) { | |
color[glenum] = glenum | |
} else if (glenum === GL_RGB5_A1 || key.indexOf('rgba') >= 0) { | |
color[glenum] = GL_RGBA | |
} else { | |
color[glenum] = GL_RGB | |
} | |
return color | |
}, {}) | |
function TexFlags () { | |
// format info | |
this.internalformat = GL_RGBA | |
this.format = GL_RGBA | |
this.type = GL_UNSIGNED_BYTE | |
this.compressed = false | |
// pixel storage | |
this.premultiplyAlpha = false | |
this.flipY = false | |
this.unpackAlignment = 1 | |
this.colorSpace = 0 | |
// shape info | |
this.width = 0 | |
this.height = 0 | |
this.channels = 4 | |
} | |
function copyFlags (result, other) { | |
result.internalformat = other.internalformat | |
result.format = other.format | |
result.type = other.type | |
result.compressed = other.compressed | |
result.premultiplyAlpha = other.premultiplyAlpha | |
result.flipY = other.flipY | |
result.unpackAlignment = other.unpackAlignment | |
result.colorSpace = other.colorSpace | |
result.width = other.width | |
result.height = other.height | |
result.channels = other.channels | |
} | |
function parseFlags (flags, options) { | |
if (typeof options !== 'object' || !options) { | |
return | |
} | |
if ('premultiplyAlpha' in options) { | |
check.type(options.premultiplyAlpha, 'boolean', | |
'invalid premultiplyAlpha') | |
flags.premultiplyAlpha = options.premultiplyAlpha | |
} | |
if ('flipY' in options) { | |
check.type(options.flipY, 'boolean', | |
'invalid texture flip') | |
flags.flipY = options.flipY | |
} | |
if ('alignment' in options) { | |
check.oneOf(options.alignment, [1, 2, 4, 8], | |
'invalid texture unpack alignment') | |
flags.unpackAlignment = options.alignment | |
} | |
if ('colorSpace' in options) { | |
check.parameter(options.colorSpace, colorSpace, | |
'invalid colorSpace') | |
flags.colorSpace = colorSpace[options.colorSpace] | |
} | |
if ('type' in options) { | |
var type = options.type | |
check.parameter(type, textureTypes, | |
'invalid texture type') | |
flags.type = textureTypes[type] | |
} | |
var w = flags.width | |
var h = flags.height | |
var c = flags.channels | |
var hasChannels = false | |
if ('shape' in options) { | |
check(Array.isArray(options.shape) && options.shape.length >= 2, | |
'shape must be an array') | |
w = options.shape[0] | |
h = options.shape[1] | |
if (options.shape.length === 3) { | |
c = options.shape[2] | |
check(c > 0 && c <= 4, 'invalid number of channels') | |
hasChannels = true | |
} | |
check(w > 0 && w <= limits.maxTextureSize, 'invalid width') | |
check(h > 0 && h <= limits.maxTextureSize, 'invalid height') | |
} else { | |
if ('radius' in options) { | |
w = h = options.radius | |
check(w > 0 && w <= limits.maxTextureSize, 'invalid radius') | |
} | |
if ('width' in options) { | |
w = options.width | |
check(w > 0 && w <= limits.maxTextureSize, 'invalid width') | |
} | |
if ('height' in options) { | |
h = options.height | |
check(h > 0 && h <= limits.maxTextureSize, 'invalid height') | |
} | |
if ('channels' in options) { | |
c = options.channels | |
check(c > 0 && c <= 4, 'invalid number of channels') | |
hasChannels = true | |
} | |
} | |
flags.width = w | 0 | |
flags.height = h | 0 | |
flags.channels = c | 0 | |
var hasFormat = false | |
if ('format' in options) { | |
var formatStr = options.format | |
check.parameter(formatStr, textureFormats, | |
'invalid texture format') | |
var internalformat = flags.internalformat = textureFormats[formatStr] | |
flags.format = colorFormats[internalformat] | |
if (formatStr in textureTypes) { | |
if (!('type' in options)) { | |
flags.type = textureTypes[formatStr] | |
} | |
} | |
if (formatStr in compressedTextureFormats) { | |
flags.compressed = true | |
} | |
hasFormat = true | |
} | |
// Reconcile channels and format | |
if (!hasChannels && hasFormat) { | |
flags.channels = FORMAT_CHANNELS[flags.format] | |
} else if (hasChannels && !hasFormat) { | |
if (flags.channels !== CHANNELS_FORMAT[flags.format]) { | |
flags.format = flags.internalformat = CHANNELS_FORMAT[flags.channels] | |
} | |
} else if (hasFormat && hasChannels) { | |
check( | |
flags.channels === FORMAT_CHANNELS[flags.format], | |
'number of channels inconsistent with specified format') | |
} | |
} | |
function setFlags (flags) { | |
gl.pixelStorei(GL_UNPACK_FLIP_Y_WEBGL, flags.flipY) | |
gl.pixelStorei(GL_UNPACK_PREMULTIPLY_ALPHA_WEBGL, flags.premultiplyAlpha) | |
gl.pixelStorei(GL_UNPACK_COLORSPACE_CONVERSION_WEBGL, flags.colorSpace) | |
gl.pixelStorei(GL_UNPACK_ALIGNMENT, flags.unpackAlignment) | |
} | |
// ------------------------------------------------------- | |
// Tex image data | |
// ------------------------------------------------------- | |
function TexImage () { | |
TexFlags.call(this) | |
this.xOffset = 0 | |
this.yOffset = 0 | |
// data | |
this.data = null | |
this.needsFree = false | |
// html element | |
this.element = null | |
// copyTexImage info | |
this.needsCopy = false | |
} | |
function parseImage (image, options) { | |
var data = null | |
if (isPixelData(options)) { | |
data = options | |
} else if (options) { | |
check.type(options, 'object', 'invalid pixel data type') | |
parseFlags(image, options) | |
if ('x' in options) { | |
image.xOffset = options.x | 0 | |
} | |
if ('y' in options) { | |
image.yOffset = options.y | 0 | |
} | |
if (isPixelData(options.data)) { | |
data = options.data | |
} | |
} | |
check( | |
!image.compressed || | |
data instanceof Uint8Array, | |
'compressed texture data must be stored in a uint8array') | |
if (options.copy) { | |
check(!data, 'can not specify copy and data field for the same texture') | |
var viewW = contextState.viewportWidth | |
var viewH = contextState.viewportHeight | |
image.width = image.width || (viewW - image.xOffset) | |
image.height = image.height || (viewH - image.yOffset) | |
image.needsCopy = true | |
check(image.xOffset >= 0 && image.xOffset < viewW && | |
image.yOffset >= 0 && image.yOffset < viewH && | |
image.width > 0 && image.width <= viewW && | |
image.height > 0 && image.height <= viewH, | |
'copy texture read out of bounds') | |
} else if (!data) { | |
image.width = image.width || 1 | |
image.height = image.height || 1 | |
} else if (isTypedArray(data)) { | |
image.data = data | |
if (!('type' in options) && image.type === GL_UNSIGNED_BYTE) { | |
image.type = typedArrayCode(data) | |
} | |
} else if (isNumericArray(data)) { | |
convertData(image, data) | |
image.alignment = 1 | |
image.needsFree = true | |
} else if (isNDArrayLike(data)) { | |
var array = data.data | |
if (!Array.isArray(array) && image.type === GL_UNSIGNED_BYTE) { | |
image.type = typedArrayCode(array) | |
} | |
var shape = data.shape | |
var stride = data.stride | |
var shapeX, shapeY, shapeC, strideX, strideY, strideC | |
if (shape.length === 3) { | |
shapeC = shape[2] | |
strideC = stride[2] | |
} else { | |
check(shape.length === 2, 'invalid ndarray pixel data, must be 2 or 3D') | |
shapeC = 1 | |
strideC = 1 | |
} | |
shapeX = shape[0] | |
shapeY = shape[1] | |
strideX = stride[0] | |
strideY = stride[1] | |
image.alignment = 1 | |
image.width = shapeX | |
image.height = shapeY | |
image.channels = shapeC | |
image.format = image.internalformat = CHANNELS_FORMAT[shapeC] | |
image.needsFree = true | |
transposeData(image, array, strideX, strideY, strideC, data.offset) | |
} else if (isCanvasElement(data) || isContext2D(data)) { | |
if (isCanvasElement(data)) { | |
image.element = data | |
} else { | |
image.element = data.canvas | |
} | |
image.width = image.element.width | |
image.height = image.element.height | |
} else if (isImageElement(data)) { | |
image.element = data | |
image.width = data.naturalWidth | |
image.height = data.naturalHeight | |
} else if (isVideoElement(data)) { | |
image.element = data | |
image.width = data.videoWidth | |
image.height = data.videoHeight | |
image.needsPoll = true | |
} else if (isRectArray(data)) { | |
var w = data[0].length | |
var h = data.length | |
var c = 1 | |
if (isArrayLike(data[0][0])) { | |
c = data[0][0].length | |
flatten3DData(image, data, w, h, c) | |
} else { | |
flatten2DData(image, data, w, h) | |
} | |
image.alignment = 1 | |
image.width = w | |
image.height = h | |
image.channels = c | |
image.format = image.internalformat = CHANNELS_FORMAT[c] | |
image.needsFree = true | |
} | |
if (image.type === GL_FLOAT) { | |
check(limits.extensions.indexOf('oes_texture_float') >= 0, | |
'oes_texture_float extension not enabled') | |
} else if (image.type === GL_HALF_FLOAT_OES) { | |
check(limits.extensions.indexOf('oes_texture_half_float') >= 0, | |
'oes_texture_half_float extension not enabled') | |
} | |
} | |
function setImage (info, target, miplevel) { | |
var element = info.element | |
var data = info.data | |
var internalformat = info.internalformat | |
var format = info.format | |
var type = info.type | |
var width = info.width | |
var height = info.height | |
setFlags(info) | |
if (element) { | |
gl.texImage2D(target, miplevel, format, format, type, element) | |
} else if (info.compressed) { | |
gl.compressedTexImage2D(target, miplevel, internalformat, width, height, 0, data) | |
} else if (info.needsCopy) { | |
reglPoll() | |
gl.copyTexImage2D( | |
target, miplevel, format, info.xOffset, info.yOffset, width, height, 0) | |
} else { | |
gl.texImage2D( | |
target, miplevel, format, width, height, 0, format, type, data) | |
} | |
} | |
function setSubImage (info, target, x, y, miplevel) { | |
var element = info.element | |
var data = info.data | |
var internalformat = info.internalformat | |
var format = info.format | |
var type = info.type | |
var width = info.width | |
var height = info.height | |
setFlags(info) | |
if (element) { | |
gl.texSubImage2D( | |
target, miplevel, x, y, format, type, element) | |
} else if (info.compressed) { | |
gl.compressedTexSubImage2D( | |
target, miplevel, x, y, internalformat, width, height, data) | |
} else if (info.needsCopy) { | |
reglPoll() | |
gl.copyTexSubImage2D( | |
target, miplevel, x, y, info.xOffset, info.yOffset, width, height) | |
} else { | |
gl.texSubImage2D( | |
target, miplevel, x, y, width, height, format, type, data) | |
} | |
} | |
// texImage pool | |
var imagePool = [] | |
function allocImage () { | |
return imagePool.pop() || new TexImage() | |
} | |
function freeImage (image) { | |
if (image.needsFree) { | |
pool.freeType(image.data) | |
} | |
TexImage.call(image) | |
imagePool.push(image) | |
} | |
// ------------------------------------------------------- | |
// Mip map | |
// ------------------------------------------------------- | |
function MipMap () { | |
TexFlags.call(this) | |
this.genMipmaps = false | |
this.mipmapHint = GL_DONT_CARE | |
this.mipmask = 0 | |
this.images = Array(16) | |
} | |
function parseMipMapFromShape (mipmap, width, height) { | |
var img = mipmap.images[0] = allocImage() | |
mipmap.mipmask = 1 | |
img.width = mipmap.width = width | |
img.height = mipmap.height = height | |
} | |
function parseMipMapFromObject (mipmap, options) { | |
var imgData = null | |
if (isPixelData(options)) { | |
imgData = mipmap.images[0] = allocImage() | |
copyFlags(imgData, mipmap) | |
parseImage(imgData, options) | |
mipmap.mipmask = 1 | |
} else { | |
parseFlags(mipmap, options) | |
if (Array.isArray(options.mipmap)) { | |
var mipData = options.mipmap | |
for (var i = 0; i < mipData.length; ++i) { | |
imgData = mipmap.images[i] = allocImage() | |
copyFlags(imgData, mipmap) | |
imgData.width >>= i | |
imgData.height >>= i | |
parseImage(imgData, mipData[i]) | |
mipmap.mipmask |= (1 << i) | |
} | |
} else { | |
imgData = mipmap.images[0] = allocImage() | |
copyFlags(imgData, mipmap) | |
parseImage(imgData, options) | |
mipmap.mipmask = 1 | |
} | |
} | |
copyFlags(mipmap, mipmap.images[0]) | |
} | |
function setMipMap (mipmap, target) { | |
var images = mipmap.images | |
for (var i = 0; i < images.length; ++i) { | |
if (!images[i]) { | |
return | |
} | |
setImage(images[i], target, i) | |
} | |
} | |
var mipPool = [] | |
function allocMipMap () { | |
var result = mipPool.pop() || new MipMap() | |
TexFlags.call(result) | |
result.mipmask = 0 | |
for (var i = 0; i < 16; ++i) { | |
result.images[i] = null | |
} | |
return result | |
} | |
function freeMipMap (mipmap) { | |
var images = mipmap.images | |
for (var i = 0; i < images.length; ++i) { | |
if (images[i]) { | |
freeImage(images[i]) | |
} | |
images[i] = null | |
} | |
mipPool.push(mipmap) | |
} | |
// ------------------------------------------------------- | |
// Tex info | |
// ------------------------------------------------------- | |
function TexInfo () { | |
this.minFilter = GL_NEAREST | |
this.magFilter = GL_NEAREST | |
this.wrapS = GL_CLAMP_TO_EDGE | |
this.wrapT = GL_CLAMP_TO_EDGE | |
this.anisotropic = 1 | |
this.genMipmaps = false | |
this.mipmapHint = GL_DONT_CARE | |
} | |
function parseTexInfo (info, options) { | |
if ('min' in options) { | |
var minFilter = options.min | |
check.parameter(minFilter, minFilters) | |
info.minFilter = minFilters[minFilter] | |
if (MIPMAP_FILTERS.indexOf(info.minFilter) >= 0) { | |
info.genMipmaps = true | |
} | |
} | |
if ('mag' in options) { | |
var magFilter = options.mag | |
check.parameter(magFilter, magFilters) | |
info.magFilter = magFilters[magFilter] | |
} | |
var wrapS = info.wrapS | |
var wrapT = info.wrapT | |
if ('wrap' in options) { | |
var wrap = options.wrap | |
if (typeof wrap === 'string') { | |
check.parameter(wrap, wrapModes) | |
wrapS = wrapT = wrapModes[wrap] | |
} else if (Array.isArray(wrap)) { | |
check.parameter(wrap[0], wrapModes) | |
check.parameter(wrap[1], wrapModes) | |
wrapS = wrapModes[wrap[0]] | |
wrapT = wrapModes[wrap[1]] | |
} | |
} else { | |
if ('wrapS' in options) { | |
var optWrapS = options.wrapS | |
check.parameter(optWrapS, wrapModes) | |
wrapS = wrapModes[optWrapS] | |
} | |
if ('wrapT' in options) { | |
var optWrapT = options.wrapT | |
check.parameter(optWrapT, wrapModes) | |
wrapT = wrapModes[optWrapT] | |
} | |
} | |
info.wrapS = wrapS | |
info.wrapT = wrapT | |
if ('anisotropic' in options) { | |
var anisotropic = options.anisotropic | |
check(typeof anisotropic === 'number' && | |
anisotropic >= 1 && anisotropic <= limits.maxAnisotropic, | |
'aniso samples must be between 1 and ') | |
info.anisotropic = options.anisotropic | |
} | |
if ('mipmap' in options) { | |
var hasMipMap = false | |
switch (typeof options.mipmap) { | |
case 'string': | |
check.parameter(options.mipmap, mipmapHint, | |
'invalid mipmap hint') | |
info.mipmapHint = mipmapHint[options.mipmap] | |
info.genMipmaps = true | |
hasMipMap = true | |
break | |
case 'boolean': | |
hasMipMap = info.genMipmaps = options.mipmap | |
break | |
case 'object': | |
check(Array.isArray(options.mipmap), 'invalid mipmap type') | |
info.genMipmaps = false | |
hasMipMap = true | |
break | |
default: | |
check.raise('invalid mipmap type') | |
} | |
if (hasMipMap && !('min' in options)) { | |
info.minFilter = GL_NEAREST_MIPMAP_NEAREST | |
} | |
} | |
} | |
function setTexInfo (info, target) { | |
gl.texParameteri(target, GL_TEXTURE_MIN_FILTER, info.minFilter) | |
gl.texParameteri(target, GL_TEXTURE_MAG_FILTER, info.magFilter) | |
gl.texParameteri(target, GL_TEXTURE_WRAP_S, info.wrapS) | |
gl.texParameteri(target, GL_TEXTURE_WRAP_T, info.wrapT) | |
if (extensions.ext_texture_filter_anisotropic) { | |
gl.texParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, info.anisotropic) | |
} | |
if (info.genMipmaps) { | |
gl.hint(GL_GENERATE_MIPMAP_HINT, info.mipmapHint) | |
gl.generateMipmap(target) | |
} | |
} | |
var infoPool = [] | |
function allocInfo () { | |
var result = infoPool.pop() || new TexInfo() | |
TexInfo.call(result) | |
return result | |
} | |
function freeInfo (info) { | |
infoPool.push(info) | |
} | |
// ------------------------------------------------------- | |
// Full texture object | |
// ------------------------------------------------------- | |
var textureCount = 0 | |
var textureSet = {} | |
var numTexUnits = limits.maxTextureUnits | |
var textureUnits = Array(numTexUnits).map(function () { | |
return null | |
}) | |
function REGLTexture (target) { | |
TexFlags.call(this) | |
this.mipmask = 0 | |
this.internalformat = GL_RGBA | |
this.id = textureCount++ | |
this.refCount = 1 | |
this.target = target | |
this.texture = gl.createTexture() | |
this.unit = -1 | |
this.bindCount = 0 | |
} | |
function tempBind (texture) { | |
gl.activeTexture(GL_TEXTURE0) | |
gl.bindTexture(texture.target, texture.texture) | |
} | |
function tempRestore () { | |
var prev = textureUnits[0] | |
if (prev) { | |
gl.bindTexture(prev.target, prev.texture) | |
} else { | |
gl.bindTexture(GL_TEXTURE_2D, null) | |
} | |
} | |
function destroy (texture) { | |
var handle = texture.texture | |
check(handle, 'must not double destroy texture') | |
var unit = texture.unit | |
var target = texture.target | |
if (unit >= 0) { | |
gl.activeTexture(GL_TEXTURE0 + unit) | |
gl.bindTexture(target, null) | |
textureUnits[unit] = null | |
} | |
gl.deleteTexture(handle) | |
texture.texture = null | |
texture.params = null | |
texture.pixels = null | |
texture.refCount = 0 | |
delete textureSet[texture.id] | |
stats.textureCount-- | |
} | |
extend(REGLTexture.prototype, { | |
bind: function () { | |
var texture = this | |
texture.bindCount += 1 | |
var unit = texture.unit | |
if (unit < 0) { | |
for (var i = 0; i < numTexUnits; ++i) { | |
var other = textureUnits[i] | |
if (other) { | |
if (other.bindCount > 0) { | |
continue | |
} | |
other.unit = -1 | |
} | |
textureUnits[i] = texture | |
unit = i | |
break | |
} | |
if (unit >= numTexUnits) { | |
check.raise('insufficient number of texture units') | |
} | |
texture.unit = unit | |
gl.activeTexture(GL_TEXTURE0 + unit) | |
gl.bindTexture(texture.target, texture.texture) | |
} | |
return unit | |
}, | |
unbind: function () { | |
this.bindCount -= 1 | |
}, | |
decRef: function () { | |
if (--this.refCount <= 0) { | |
destroy(this) | |
} | |
} | |
}) | |
function createTexture2D (a, b) { | |
var texture = new REGLTexture(GL_TEXTURE_2D) | |
textureSet[texture.id] = texture | |
stats.textureCount++ | |
function reglTexture2D (a, b) { | |
var texInfo = allocInfo() | |
var mipData = allocMipMap() | |
if (typeof a === 'number') { | |
if (typeof b === 'number') { | |
parseMipMapFromShape(mipData, a | 0, b | 0) | |
} else { | |
parseMipMapFromShape(mipData, a | 0, a | 0) | |
} | |
} else if (a) { | |
check.type(a, 'object', 'invalid arguments to regl.texture') | |
parseTexInfo(texInfo, a) | |
parseMipMapFromObject(mipData, a) | |
} else { | |
// empty textures get assigned a default shape of 1x1 | |
parseMipMapFromShape(mipData, 1, 1) | |
} | |
if (texInfo.genMipmaps) { | |
mipData.mipmask = (mipData.width << 1) - 1 | |
} | |
texture.mipmask = mipData.mipmask | |
copyFlags(texture, mipData) | |
check.texture2D(texInfo, mipData, limits) | |
texture.internalformat = mipData.internalformat | |
reglTexture2D.width = mipData.width | |
reglTexture2D.height = mipData.height | |
tempBind(texture) | |
setMipMap(mipData, GL_TEXTURE_2D) | |
setTexInfo(texInfo, GL_TEXTURE_2D) | |
tempRestore() | |
freeInfo(texInfo) | |
freeMipMap(mipData) | |
return reglTexture2D | |
} | |
function subimage (image, x_, y_, level_) { | |
check(!!image, 'must specify image data') | |
var x = x_ | 0 | |
var y = y_ | 0 | |
var level = level_ | 0 | |
var imageData = allocImage() | |
copyFlags(imageData, texture) | |
imageData.width >>= level | |
imageData.height >>= level | |
imageData.width -= x | |
imageData.height -= y | |
parseImage(imageData, image) | |
check( | |
texture.type === imageData.type && | |
texture.format === imageData.format && | |
texture.internalformat === imageData.internalformat, | |
'incompatible format for texture.subimage') | |
check( | |
x >= 0 && y >= 0 && | |
x + imageData.width <= texture.width && | |
y + imageData.height <= texture.height, | |
'texture.subimage write out of bounds') | |
check( | |
texture.mipmask & (1 << level), | |
'missing mipmap data') | |
check( | |
imageData.data || imageData.element || imageData.needsCopy, | |
'missing image data') | |
tempBind(texture) | |
setSubImage(imageData, GL_TEXTURE_2D, x, y, level) | |
tempRestore() | |
freeImage(imageData) | |
return reglTexture2D | |
} | |
function resize (w_, h_) { | |
var w = w_ | 0 | |
var h = (h_ | 0) || w | |
if (w === texture.width && h === texture.height) { | |
return reglTexture2D | |
} | |
reglTexture2D.width = texture.width = w | |
reglTexture2D.height = texture.height = h | |
tempBind(texture) | |
gl.texImage2D( | |
GL_TEXTURE_2D, | |
0, | |
texture.format, | |
w, | |
h, | |
0, | |
texture.format, | |
texture.type, | |
null) | |
tempRestore() | |
return reglTexture2D | |
} | |
reglTexture2D(a, b) | |
reglTexture2D.subimage = subimage | |
reglTexture2D.resize = resize | |
reglTexture2D._reglType = 'texture2d' | |
reglTexture2D._texture = texture | |
reglTexture2D.destroy = function () { | |
texture.decRef() | |
} | |
return reglTexture2D | |
} | |
function createTextureCube (a0, a1, a2, a3, a4, a5) { | |
var texture = new REGLTexture(GL_TEXTURE_CUBE_MAP) | |
textureSet[texture.id] = texture | |
stats.cubeCount++ | |
var faces = new Array(6) | |
function reglTextureCube (a0, a1, a2, a3, a4, a5) { | |
var i | |
var texInfo = allocInfo() | |
for (i = 0; i < 6; ++i) { | |
faces[i] = allocMipMap() | |
} | |
if (typeof a0 === 'number' || !a0) { | |
var s = (a0 | 0) || 1 | |
for (i = 0; i < 6; ++i) { | |
parseMipMapFromShape(faces[i], s, s) | |
} | |
} else if (typeof a0 === 'object') { | |
if (a1) { | |
parseMipMapFromObject(faces[0], a0) | |
parseMipMapFromObject(faces[1], a1) | |
parseMipMapFromObject(faces[2], a2) | |
parseMipMapFromObject(faces[3], a3) | |
parseMipMapFromObject(faces[4], a4) | |
parseMipMapFromObject(faces[5], a5) | |
} else { | |
parseTexInfo(texInfo, a0) | |
parseFlags(texture, a0) | |
if ('faces' in a0) { | |
var face_input = a0.faces | |
check(Array.isArray(face_input) && face_input.length === 6, | |
'cube faces must be a length 6 array') | |
for (i = 0; i < 6; ++i) { | |
check(typeof face_input[i] === 'object' && !!face_input[i], | |
'invalid input for cube map face') | |
copyFlags(faces[i], texture) | |
parseMipMapFromObject(faces[i], face_input[i]) | |
} | |
} else { | |
for (i = 0; i < 6; ++i) { | |
parseMipMapFromObject(faces[i], a0) | |
} | |
} | |
} | |
} else { | |
check.raise('invalid arguments to cube map') | |
} | |
copyFlags(texture, faces[0]) | |
if (texInfo.genMipmaps) { | |
texture.mipmask = (faces[0].width << 1) - 1 | |
} else { | |
texture.mipmask = faces[0].mipmask | |
} | |
check.textureCube(texture, texInfo, faces, limits) | |
texture.internalformat = faces[0].internalformat | |
reglTextureCube.width = faces[0].width | |
reglTextureCube.height = faces[0].height | |
tempBind(texture) | |
for (i = 0; i < 6; ++i) { | |
setMipMap(faces[i], GL_TEXTURE_CUBE_MAP_POSITIVE_X + i) | |
} | |
setTexInfo(texInfo, GL_TEXTURE_CUBE_MAP) | |
tempRestore() | |
freeInfo(texInfo) | |
for (i = 0; i < 6; ++i) { | |
freeMipMap(faces[i]) | |
} | |
return reglTextureCube | |
} | |
function subimage (face, image, x_, y_, level_) { | |
check(!!image, 'must specify image data') | |
check(typeof face === 'number' && face === (face | 0) && | |
face >= 0 && face < 6, 'invalid face') | |
var x = x_ | 0 | |
var y = y_ | 0 | |
var level = level_ | 0 | |
var imageData = allocImage() | |
copyFlags(imageData, texture) | |
imageData.width >>= level | |
imageData.height >>= level | |
imageData.width -= x | |
imageData.height -= y | |
parseImage(imageData, image) | |
check( | |
texture.type === imageData.type && | |
texture.format === imageData.format && | |
texture.internalformat === imageData.internalformat, | |
'incompatible format for texture.subimage') | |
check( | |
x >= 0 && y >= 0 && | |
x + imageData.width <= texture.width && | |
y + imageData.height <= texture.height, | |
'texture.subimage write out of bounds') | |
check( | |
texture.mipmask & (1 << level), | |
'missing mipmap data') | |
check( | |
imageData.data || imageData.element || imageData.needsCopy, | |
'missing image data') | |
tempBind(texture) | |
setSubImage(imageData, GL_TEXTURE_CUBE_MAP_POSITIVE_X + face, x, y, level) | |
tempRestore() | |
freeImage(imageData) | |
return reglTextureCube | |
} | |
function resize (w_, h_) { | |
var w = w_ | 0 | |
var h = (h_ | 0) || w | |
if (w === texture.width && h === texture.height) { | |
return reglTextureCube | |
} | |
reglTextureCube.width = texture.width = w | |
reglTextureCube.height = texture.height = h | |
tempBind(texture) | |
for (var i = 0; i < 6; ++i) { | |
gl.texImage2D( | |
GL_TEXTURE_CUBE_MAP_POSITIVE_X + i, | |
0, | |
texture.format, | |
w, | |
h, | |
0, | |
texture.format, | |
texture.type, | |
null) | |
} | |
tempRestore() | |
return reglTextureCube | |
} | |
reglTextureCube(a0, a1, a2, a3, a4, a5) | |
reglTextureCube.subimage = subimage | |
reglTextureCube.resize = resize | |
reglTextureCube._reglType = 'textureCube' | |
reglTextureCube._texture = texture | |
reglTextureCube.destroy = function () { | |
texture.decRef() | |
} | |
return reglTextureCube | |
} | |
// Called when regl is destroyed | |
function destroyTextures () { | |
for (var i = 0; i < numTexUnits; ++i) { | |
gl.activeTexture(GL_TEXTURE0 + i) | |
gl.bindTexture(GL_TEXTURE_2D, null) | |
textureUnits[i] = null | |
} | |
values(textureSet).forEach(destroy) | |
stats.cubeCount = 0 | |
stats.textureCount = 0 | |
} | |
return { | |
create2D: createTexture2D, | |
createCube: createTextureCube, | |
clear: destroyTextures, | |
getTexture: function (wrapper) { | |
return null | |
} | |
} | |
} | |
},{"./constants/arraytypes.json":3,"./util/check":20,"./util/extend":23,"./util/is-array-like":24,"./util/is-ndarray":25,"./util/is-typed-array":26,"./util/pool":28,"./util/to-half-float":30,"./util/values":31}],19:[function(require,module,exports){ | |
var GL_QUERY_RESULT_EXT = 0x8866 | |
var GL_QUERY_RESULT_AVAILABLE_EXT = 0x8867 | |
var GL_TIME_ELAPSED_EXT = 0x88BF | |
module.exports = function (gl, extensions) { | |
var extTimer = extensions.ext_disjoint_timer_query | |
if (!extTimer) { | |
return null | |
} | |
// QUERY POOL BEGIN | |
var queryPool = [] | |
function allocQuery () { | |
return queryPool.pop() || extTimer.createQueryEXT() | |
} | |
function freeQuery (query) { | |
queryPool.push(query) | |
} | |
// QUERY POOL END | |
var pendingQueries = [] | |
function beginQuery (stats) { | |
var query = allocQuery() | |
extTimer.beginQueryEXT(GL_TIME_ELAPSED_EXT, query) | |
pendingQueries.push(query) | |
pushScopeStats(pendingQueries.length - 1, pendingQueries.length, stats) | |
} | |
function endQuery () { | |
extTimer.endQueryEXT(GL_TIME_ELAPSED_EXT) | |
} | |
// | |
// Pending stats pool. | |
// | |
function PendingStats () { | |
this.startQueryIndex = -1 | |
this.endQueryIndex = -1 | |
this.sum = 0 | |
this.stats = null | |
} | |
var pendingStatsPool = [] | |
function allocPendingStats () { | |
return pendingStatsPool.pop() || new PendingStats() | |
} | |
function freePendingStats (pendingStats) { | |
pendingStatsPool.push(pendingStats) | |
} | |
// Pending stats pool end | |
var pendingStats = [] | |
function pushScopeStats (start, end, stats) { | |
var ps = allocPendingStats() | |
ps.startQueryIndex = start | |
ps.endQueryIndex = end | |
ps.sum = 0 | |
ps.stats = stats | |
pendingStats.push(ps) | |
} | |
// we should call this at the beginning of the frame, | |
// in order to update gpuTime | |
var timeSum = [] | |
var queryPtr = [] | |
function update () { | |
var ptr, i | |
var n = pendingQueries.length | |
if (n === 0) { | |
return | |
} | |
// Reserve space | |
queryPtr.length = Math.max(queryPtr.length, n + 1) | |
timeSum.length = Math.max(timeSum.length, n + 1) | |
timeSum[0] = 0 | |
queryPtr[0] = 0 | |
// Update all pending timer queries | |
var queryTime = 0 | |
ptr = 0 | |
for (i = 0; i < pendingQueries.length; ++i) { | |
var query = pendingQueries[i] | |
if (extTimer.getQueryObjectEXT(query, GL_QUERY_RESULT_AVAILABLE_EXT)) { | |
queryTime += extTimer.getQueryObjectEXT(query, GL_QUERY_RESULT_EXT) | |
freeQuery(query) | |
} else { | |
pendingQueries[ptr++] = query | |
} | |
timeSum[i + 1] = queryTime | |
queryPtr[i + 1] = ptr | |
} | |
pendingQueries.length = ptr | |
// Update all pending stat queries | |
ptr = 0 | |
for (i = 0; i < pendingStats.length; ++i) { | |
var stats = pendingStats[i] | |
var start = stats.startQueryIndex | |
var end = stats.endQueryIndex | |
stats.sum += timeSum[end] - timeSum[start] | |
var startPtr = queryPtr[start] | |
var endPtr = queryPtr[end] | |
if (endPtr === startPtr) { | |
stats.stats.gpuTime += stats.sum / 1e6 | |
freePendingStats(stats) | |
} else { | |
stats.startQueryIndex = startPtr | |
stats.endQueryIndex = endPtr | |
pendingStats[ptr++] = stats | |
} | |
} | |
pendingStats.length = ptr | |
} | |
return { | |
beginQuery: beginQuery, | |
endQuery: endQuery, | |
pushScopeStats: pushScopeStats, | |
update: update, | |
getNumPendingQueries: function () { | |
return pendingQueries.length | |
}, | |
clear: function () { | |
queryPool.push.apply(queryPool, pendingQueries) | |
for (var i = 0; i < queryPool.length; i++) { | |
extTimer.deleteQueryEXT(queryPool[i]) | |
} | |
pendingQueries.length = 0 | |
queryPool.length = 0 | |
} | |
} | |
} | |
},{}],20:[function(require,module,exports){ | |
// Error checking and parameter validation. | |
// | |
// Statements for the form `check.someProcedure(...)` get removed by | |
// a browserify transform for optimized/minified bundles. | |
// | |
/* globals btoa */ | |
var isTypedArray = require('./is-typed-array') | |
var extend = require('./extend') | |
// only used for extracting shader names. if btoa not present, then errors | |
// will be slightly crappier | |
function decodeB64 (str) { | |
if (typeof btoa !== 'undefined') { | |
return btoa(str) | |
} | |
return 'base64:' + str | |
} | |
function raise (message) { | |
var error = new Error('(regl) ' + message) | |
console.error(error) | |
throw error | |
} | |
function check (pred, message) { | |
if (!pred) { | |
raise(message) | |
} | |
} | |
function encolon (message) { | |
if (message) { | |
return ': ' + message | |
} | |
return '' | |
} | |
function checkParameter (param, possibilities, message) { | |
if (!(param in possibilities)) { | |
raise('unknown parameter (' + param + ')' + encolon(message) + | |
'. possible values: ' + Object.keys(possibilities).join()) | |
} | |
} | |
function checkIsTypedArray (data, message) { | |
if (!isTypedArray(data)) { | |
raise( | |
'invalid parameter type' + encolon(message) + | |
'. must be a typed array') | |
} | |
} | |
function checkTypeOf (value, type, message) { | |
if (typeof value !== type) { | |
raise( | |
'invalid parameter type' + encolon(message) + | |
'. expected ' + type + ', got ' + (typeof value)) | |
} | |
} | |
function checkNonNegativeInt (value, message) { | |
if (!((value >= 0) && | |
((value | 0) === value))) { | |
raise('invalid parameter type, (' + value + ')' + encolon(message) + | |
'. must be a nonnegative integer') | |
} | |
} | |
function checkOneOf (value, list, message) { | |
if (list.indexOf(value) < 0) { | |
raise('invalid value' + encolon(message) + '. must be one of: ' + list) | |
} | |
} | |
var constructorKeys = [ | |
'gl', | |
'canvas', | |
'container', | |
'attributes', | |
'pixelRatio', | |
'extensions', | |
'optionalExtensions', | |
'profile', | |
'onDone' | |
] | |
function checkConstructor (obj) { | |
Object.keys(obj).forEach(function (key) { | |
if (constructorKeys.indexOf(key) < 0) { | |
raise('invalid regl constructor argument "' + key + '". must be one of ' + constructorKeys) | |
} | |
}) | |
} | |
function leftPad (str, n) { | |
str = str + '' | |
while (str.length < n) { | |
str = ' ' + st |
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