if(typeof(LoadImage) == 'undefined'){
	var IE = navigator.appName == "Microsoft Internet Explorer";
	var Opera = navigator.appName.toLowerCase() == "opera";
	var FF = !IE && !Opera;
	function LoadImage(arrSrc,callBack)
	{
		this.Length = arrSrc.length;
		this.LoadedLen = 0; //已经被加载的图片个数
		var self = this;
		if(self.Length < 1)
		{ 
			if(callBack) callBack(arrSrc);
			return;
		}
		//经测试,OPERA与别的浏览器加载方式不同,所以特别独立开来...
		if(Opera)
		{
			for(var i=0;i < self.Length;i++)
			{
				var tmpImg = new Image();
				tmpImg.src = arrSrc[i];
				tmpImg.onload = function()
				{ 
					self.LoadedLen ++;
					if(self.LoadedLen == self.Length && callBack) callBack(arrSrc);
				}
			}
			return;
		}
		
		this.Load = function()
		{
			self.LoadedLen ++;
			if(self.LoadedLen < self.Length) self.DownImg();
			else if(callBack) callBack(arrSrc);
		}

		this.DownImg = function()
		{
			var tmpImg = new Image();
			tmpImg.src = arrSrc[self.LoadedLen];
			if(IE)
			{
				if(tmpImg.readyState == "complete") self.Load();
				else tmpImg.onreadystatechange = function()
				{ 
					if(this.readyState == "complete") self.Load();
				}
			}
			else tmpImg.onload = self.Load;
		}
		this.DownImg();
	}
}