document.write( "<DIV id=floater style=POSITION:absolute;WIDTH:100%;TOP:140px;LEFT:0px;padding-left:20px;padding-right:20px>"+
		"<img src=images/br.gif align=left><img src=images/bl.gif align=right></DIV>");

lastScrollY = 0;
function heartBeat() {
  diffY = document.body.scrollTop;
  percent = .1 * (diffY - lastScrollY);
  if(percent > 0) percent = Math.ceil(percent);
  else percent = Math.floor(percent);
  document.all.floater.style.pixelTop += percent;
  lastScrollY = lastScrollY + percent;
  if (document.body.offsetWidth < 900) {floater.style.display = "none";}
  else {floater.style.display = "block";}
}

window.setInterval("heartBeat()",1);