function HidePopUp(){
		document.getElementById("PopUpDiv").style.display="none";
		document.getElementById("PopUpDiv").style.left=-100;
		document.getElementById("PopUpDiv").style.top=-100;
		document.getElementById("PopUpDiv").style.left=0;
		document.getElementById("PopUpDiv").style.top=0;
	}

	function Initialize_Images(){
		var myObjColl = getElementsByClassName('thumbnail_image');
		for (var i = 0, j = myObjColl.length; i < j; i++) {
			if (Mozilla){
				myObjColl[i].addEventListener("mouseover", ShowPopUp, false);
				myObjColl[i].addEventListener("mousemove", MovePopUp, false);
				myObjColl[i].addEventListener("mouseout", HidePopUp, false);
			}else{
				myObjColl[i].attachEvent("onmouseover", ShowPopUp);
				myObjColl[i].attachEvent("onmousemove", MovePopUp);
				myObjColl[i].attachEvent("onmouseout", HidePopUp);
			}
		}
	}

	if (window.addEventListener){
		window.addEventListener("load", Initialize_Images, false);
	}else{
		window.attachEvent("onload", Initialize_Images);
	}

	function ShowPopUp(e){
		var posx = 0;
		var posy = 0;
		if (!e) var e = window.event;
		if (e.pageX || e.pageY) 	{
			posx = e.pageX;
			posy = e.pageY;
		}
		else if (e.clientX || e.clientY) 	{
			posx = e.clientX + document.body.scrollLeft
				+ document.documentElement.scrollLeft;
			posy = e.clientY + document.body.scrollTop
				+ document.documentElement.scrollTop;
		}
		document.getElementById("PopUpDiv").style.left=posx-250+"px";
		document.getElementById("PopUpDiv").style.top=posy-320+"px";
		document.getElementById("PopUpDiv").style.display="block";

	}

	function MovePopUp(e){
		var posx = 0;
		var posy = 0;
		if (!e) var e = window.event;
		if (e.pageX || e.pageY) 	{
			posx = e.pageX;
			posy = e.pageY;
		}
		else if (e.clientX || e.clientY) 	{
			posx = e.clientX + document.body.scrollLeft
				+ document.documentElement.scrollLeft;
			posy = e.clientY + document.body.scrollTop
				+ document.documentElement.scrollTop;
		}
		document.getElementById("PopUpDiv").style.left=posx-250 +"px";
		document.getElementById("PopUpDiv").style.top=posy-320 +"px";
	}