var imgArray=new Array();
var imgLoad=window.onload;
window.onload=function() {
	if (typeof(imgLoad)=='function') imgLoad();
	
	for (var i=0; i<document.images.length; i+=1) {
		if (document.images[i].name) {
			var img=new Image();
			img.src=document.images[i].src.replace(/1\.(gif|jpg)$/, "2.$1");
			imgArray[imgArray.length]=img;
			document.images[i].xMouseOver=document.images[i].onmouseover;
			document.images[i].onmouseover=function() {
				if (typeof(this.xMouseOver)=='function')this.xMouseOver();
				this.xSrc=this.src;
				this.src=this.src.replace(/1\.(gif|jpg)$/, "2.$1");
			}

			document.images[i].xMouseOut=document.images[i].onmouseout;
			document.images[i].onmouseout=function() {
				if (typeof(this.xMouseOut)=='function')this.xMouseOut();
				if (this.xSrc) this.src=this.xSrc;
			}
		}
	}
} // onload