ethertank

// http://paulirish.com/2011/requestanimationframe-for-smart-animating/
// http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating
 
// requestAnimationFrame polyfill by Erik Möller
// fixes from Paul Irish and Tino Zijdel
 
(function() {
    var lastTime = 0;
    var vendors = ['ms', 'moz', 'webkit', 'o'];
    for(var x = 0; x < vendors.length && !window.requestAnimationFrame; ++x) {

ethertank

function addClass(elem, newClassName) {
    var className, classes, classesLength;
    
    if(typeof elem === 'string') { elem = document.getElementById(elem); }

    if(elem === null || elem.nodeType !== 1 || typeof newClassName !== 'string') { return null; }  
    className = elem.className;

    classes = newClassName.split(' '),
    classIndex = classes.length;

ethertank

/*jshint multistr: true */


// 全ての艦名 (改造艦は含まない)
var allKanmusu =
	"長門, 陸奥, 伊勢, 日向, 雪風,\
	赤城, 加賀, 蒼龍, 飛龍, 島風,\
	吹雪, 白雪, 初雪, 深雪, 叢雲,\
	磯波, 綾波, 敷波, 大井, 北上,\
	金剛, 比叡, 榛名, 霧島, 鳳翔,\

ethertank

function f (min, max, length) {
    var arr = [],
        i = 0;
    
    for (; i < length; i++) {
        arr.push(
            i % (max - min + 1) + min
        );
    }