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/**
* ¸¨ÖúÀà
* @author leeyee
* @blog blog.csdn.net/oxcow
* @email seadlead@gmail.com
* @data 2010-4
*/
/**
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function createElement(sTagName, sTagId, sText) {
var oElement = document.createElement(sTagName);
if (sTagId != null) {
oElement.setAttribute("id", sTagId);
}
if (sText != null) {
oElement.appendChild(document.createTextNode(sText));
}
return oElement;
}
function RandomEventUtils() {
}
/**
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*
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*/
RandomEventUtils.getIntRandomNumfromZeroToN = function(iN) {
var iR = Math.random() * iN;
return Math.round(iR);// ÉáβȡÊý
};
/**
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*/
Array.prototype.indexOf = function(vItem) {
for ( var i = 0; i < this.length; i++) {
if (vItem == this[i]) {
return i;
}
}
return -1;
};
/**
* »ñÈ¡Êý×éµÄ³¤¶È¡£²»°üÀ¨undefinedÔªËØ
*
* @return
*/
Array.prototype._length = function() {
var __len = 0;
for ( var i = 0; i < this.length; i++) {
if (this[i] != undefined) {
__len++;
}
}
return __len;
};
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Array.prototype.cleanUndefinedElement = function() {
for ( var i


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