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() {
	if(IE) { 
		diffY = document.body.scrollTop; 
		diffX = 0; 
	}
	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) 
			document.all.floater.style.pixelTop += percent;
		
		if(NS) 
			document.floater.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) 
			document.all.floater.style.pixelLeft += percent;
		
		if(NS) 
			document.floater.top += percent;
		
		lastScrollY = lastScrollY + percent;
	} 
} 
function initVerticalScroll()
{
	var docWidth = document.body.clientWidth;

	if(IE) {		
		document.all.floater.style.pixelLeft = 815;
		document.all.floater.style.pixelTop = 266;
	}
	if(NS) {
		document.floater.style.left = 815;
		document.floater.style.top = 266;
	}


}
if(NS || IE) action = window.setInterval("heartBeat()",1);