<!--

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.top_Scroll.style.pixelTop += percent;
    if(NS) document.top_Scroll.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.top_Scroll.style.pixelLeft += percent;
    if(NS) document.top_Scroll.top += percent;
    lastScrollY = lastScrollY + percent;
  } 
} //

function scrollStart(){
  self.onError=null;
  currentX = currentY = 0; 
  whichIt = null; 
  lastScrollX = 0; lastScrollY = 0;
  NS = (document.layers) ? 1 : 0;
  IE = (document.all) ? 1: 0;
if(NS || IE) action = window.setInterval("heartBeat()",1);
}

//-->