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var isNumber = function(n){
return typeof n === 'number' && isFinite(n);
}
var vArray = function(){
if(arguments.length == 0){
return [];
}else if(arguments.length == 1 && isNumber(arguments[0])){
return new Array(arguments[0]);
}else if(arguments.length > 1){
return Array.prototype.slice.apply(arguments);
}
}
var a = vArray();
alert(a);
var b = vArray(7);
alert(b);
var c = vArray(1,3,"˾ͽÕýÃÀ",true);
alert(c);

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var Parent = function(){};
Parent.prototype = Array.prototype;
var Array2 = function(){};
Array2.prototype = new Parent;
Array2.prototype.newMethod = function(){
return "newMethod";
};
Array2.prototype.constructor = Array2;
var a = new Array2("dd",4);
alert(a.newMethod)
var b = new Array("dd",4);
alert(b.newMethod)

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* CSSClass.js
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var CSSClass = {}; //Create our namespace object
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CSSClass.is = fucntion(e, c)
{
if(typeof e == "string")
e = document.getElementById(e);
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