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