self.onError=null;
currentX = currentY = 0; 
whichIt = null; 
lastScrollX = 0; lastScrollY = 0;
NS = (document.layers) ? 1:0;
IE = (document.all) ? 1:0;

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