jfsiii

function getQueryString(key)
{
    var url   = window.location.href,
        pairs = url.slice(url.indexOf('?') + 1).split('&'),
        qs    = window.location.qs || {},
        kv;

    if (! qs.cached){
        for (var i=0, l=pairs.length; i<l; i++){
            kv = pairs[i].split('=');

jfsiii

function getFixed(mixed, precision)
{
    mixed     = '' + mixed;
    precision = precision || 2;

    var matches = mixed.match(/\d+\.?\d+/),
        amount  = (matches && matches[0]) || null,
        fixed   = parseFloat(amount).toFixed(precision);

    return parseFloat(fixed);

jfsiii

Number.prototype.asDollar = function()
{
    return "$" + this.toFixed(2);    
}

Number.prototype.asDollarWithCommas = function()
{
    var as_str  = this.toFixed(2),
        matches = as_str.match(/\.\d+$/),
        cents   = (matches && matches[0]),

jfsiii

function obj2URL(obj, url)
{
    url = url || '';
    var parts = [],
        push  = function(key, val){
            parts.push(encodeURIComponent(key) + '=' + encodeURIComponent(val));
        },
        qs;

    for (var key in obj) {

jfsiii

function cursorToPosition(el, ndx)
{
    if (typeof el === 'string') { el = document.getElementById(el); } // DOM el or id
    ndx = isNaN(ndx) ? el.value.length : parseInt(ndx);               // end by default

    if (el.setSelectionRange) {
        el.focus();
        el.setSelectionRange(ndx, ndx);
    }
    else if (el.createTextRange) {

jfsiii

jQuery.fn.getListeners = function(typ)
{
    var $els       = this,
        cache      = jQuery.cache, 
        aListeners = [];

    function _handlersArray(typ, handlers)
    {
        var arr = [];

jfsiii

/*
 * ns('foo.bar'); 
 *   => window.foo = {bar: {} };
 * ns('some.arbitrary.depth.string');
 *   => window.some = {arbitrary: {depth: {string: {} } };
 * ns('some.other.ns');
 *   => window.some is already created, so window.some.other = {ns: {}};
 */
function ns( str, root )
{

jfsiii

jQuery.extend({
    obj2URL: function(obj, url)
    {
	url = url || '';
	var qs = (/\?/.test(url) ? '&' : '?') + $.obj2kvs(obj);

	return url + qs;
    },
    obj2kvs: function(obj)
    {

jfsiii

// jquery invert plugin
// by paul irish

// some (bad) code from this css color inverter
//    http://plugins.jquery.com/project/invert-color
// some better code via Opera to inverse images via canvas
//    http://dev.opera.com/articles/view/html-5-canvas-the-basics/#insertingimages
// and some imagesLoaded stuff from me
//    http://gist.github.com/268257

jfsiii

/*
 *    Copyright (c) 2010 Tobias Schneider
 *    This script is freely distributable under the terms of the MIT license.
 */

(function(){
    var UPC_SET = {
        "3211": '0',
        "2221": '1',
        "2122": '2',