lastScrollY=0;
function heartBeat(){ 
var diffY;
if (document.documentElement && document.documentElement.scrollTop)
	diffY = document.documentElement.scrollTop;
else if (document.body)
	diffY = document.body.scrollTop
else
    {/*Netscape stuff*/}
	
//alert(diffY);
percent=.1*(diffY-lastScrollY); 
if(percent>0)percent=Math.ceil(percent); 
else percent=Math.floor(percent); 
document.getElementById("lovexin12").style.top=parseInt(document.getElementById

("lovexin12").style.top)+percent+"px";

lastScrollY=lastScrollY+percent; 
//alert(lastScrollY);
}
suspendcode12="<DIV id=\"lovexin12\" style='left:2px;POSITION:absolute;TOP:120px;'><a href='http://www.53edu.com/Regiter.aspx' target='_blank'><img src='images/gift.gif' WIDTH=100 HEIGHT=69 border=0 /></a><a href=JavaScript:; onclick=\"lovexin12.style.visibility='hidden'\">x</a></div>"
document.write(suspendcode12); 
window.setInterval("heartBeat()",1);