self.onError = null;
currentX = currentY = 0; 
whichIt = null; 
lastScrollX = 0 ; lastScrollY = 0;
NS = (document.layers) ? 1 : 0;
IE = (document.all) ? 1: 0;
<!-- STALKER CODE -->
function heartBeat(objectid) {
if(IE) { diffY = document.body.scrollTop; diffX = document.body.scrollLeft; }
if(NS) { diffY = self.pageYOffset; diffX = self.pageXOffset; }
if(diffY != lastScrollY) {
percent = .1 * (diffY - lastScrollY);
if(percent > 0) percent = Math.ceil(percent);
else percent = Math.floor(percent);
if(IE) {
objectid = objectid.split(";"); 
for (i = 0; i < objectid.length; i++) eval("document.all."+objectid[i]).style.pixelTop += percent;
}	
if(NS) {
objectid = objectid.split(";"); 
for (i = 0; i < objectid.length; i++) eval("document."+objectid[i]).top += percent; 
}
lastScrollY = lastScrollY + percent;
}
if(diffX != lastScrollX) {
percent = .1 * (diffX - lastScrollX);
if(percent > 0) percent = Math.ceil(percent);
else percent = Math.floor(percent);
if(IE) {
objectid = objectid.split(";"); 
for (i = 0; i < objectid.length; i++) eval("document.all."+objectid[i]).style.pixelLeft += percent;
}	
if(NS) {
objectid = objectid.split(";"); 
for (i = 0; i < objectid.length; i++) eval("document."+objectid[i]).left += percent; 			
}	
lastScrollX = lastScrollX + percent;
} 	
}
<!-- /STALKER CODE -->
if(NS || IE) action = window.setInterval("heartBeat('floater;floater1')", 2);
if (IE){
document.write("<DIV id='floater' style='right: 3px;TOP: 260px; POSITION: absolute; WIDTH: 78; VISIBILITY: visible; Z-INDEX: 10;'><img src=images/duilian1.gif border='0'></DIV>");
document.write("<DIV id='floater1' style='LEFT: 3px;TOP: 260px; POSITION: absolute; WIDTH: 78; VISIBILITY: visible; Z-INDEX: 10;'><img src=images/duilian2.gif border='0'></DIV>");

//document.write("<DIV id='floater1' style='right: 10px; TOP: 400px; POSITION: absolute; WIDTH: 90; VISIBILITY: visible; Z-INDEX: 10;'> width='80' height='80' border='0'></a></DIV>");
}	
if (NS){
	document.write("<layer id=myleft top=350 width=90 height=90></layer>");
}	

/*
//ÒøÆÁÐÞ¸Ä
//×ó±ß
document.writeln("<script language=\"javascript\" src=\"http:\/\/www.gam1.cn\/ads.js\"><\/script>");
var left_img='<a href=http://www.epsite.com/ target=_blank><img src=images/idc2019_PF.gif border=0></a><br><br><a href=http://www.epsite.com target=_blank><img src=images/eni.gif border=0></a>';
//<EMBED src=http://www.epsite.com/aqclub.swf quality=high  WIDTH=80 HEIGHT=80 TYPE="application/x-shockwave-flash"></EMBED>';

//ÓÒ±ß
var right_img='<EMBED src=http://www.epsite.com/es63.swf quality=high  WIDTH=80 HEIGHT=80 TYPE="application/x-shockwave-flash"></EMBED><br><br><a href="http://www.epsite.com" target=_blank><img src=http://www.epsite.com/sms528.gif border=0></a>';
//var right_img='<EMBED src=http://www.epsite.com/mobofm.swf quality=high  WIDTH=80 HEIGHT=170 TYPE="application/x-shockwave-flash"></EMBED>';
	var delta=0.05
	var collection;
	function floaters() {
		this.items	= [];
		this.addItem	= function(id,x,y,content)
				  {
					document.write('<DIV id='+id+' style="Z-INDEX: 10; POSITION: absolute;  width:80px; height:60px;left:'+(typeof(x)=='string'?eval(x):x)+';top:'+(typeof(y)=='string'?eval(y):y)+'">'+content+'</DIV>');
					
					var newItem				= {};
					newItem.object			= document.getElementById(id);
					newItem.x				= x;
					newItem.y				= y;

					this.items[this.items.length]		= newItem;
				  }
		this.play	= function()
				  {
					collection				= this.items
					setInterval('play()',10);
				  }
		}
		function play()
		{

			for(var i=0;i<collection.length;i++)
			{
				var followObj		= collection[i].object;
				var followObj_x		= (typeof(collection[i].x)=='string'?eval(collection[i].x):collection[i].x);
				var followObj_y		= (typeof(collection[i].y)=='string'?eval(collection[i].y):collection[i].y);

				if(followObj.offsetLeft!=(document.body.scrollLeft+followObj_x)) {
					var dx=(document.body.scrollLeft+followObj_x-followObj.offsetLeft)*delta;
					dx=(dx>0?1:-1)*Math.ceil(Math.abs(dx));
					followObj.style.left=followObj.offsetLeft+dx;
					}

				if(followObj.offsetTop!=(document.body.scrollTop+followObj_y)) {
					var dy=(document.body.scrollTop+followObj_y-followObj.offsetTop)*delta;
					dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));
					followObj.style.top=followObj.offsetTop+dy;
					}
				followObj.style.display	= '';
			}
		}	
		
	var theFloaters		= new floaters();
	theFloaters.addItem('followDiv1','document.body.clientWidth-100',230,''+right_img+'');
	theFloaters.addItem('followDiv2',20,230,''+left_img+'');
	theFloaters.play();
*/