// SlidingLayer //
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 = 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) document.all.SlidingLayer.style.pixelTop += percent;
		if (NS) document.SlidingLayer.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.SlidingLayer.style.pixelLeft += percent;
		if (NS) document.SlidingLayer.top += percent;
		lastScrollX = lastScrollX + percent;
	}	
*/
}	
	
if (NS || IE) action = window.setInterval("heartBeat()",1);