suspendcode="<DIV id=lovexin style='Z-INDEX: 10; LEFT: 0px; POSITION: absolute; TOP: 0px; width: 88px; height: 203px;'><a target=blank href='http://www.angelv.com/'><img alt='返回中国天使爱网'src='images/return.gif' width='30' height='192' border='0'></a></DIV>" 
document.write(suspendcode); 
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.lovexin.style.pixelTop+=percent; 
lastScrollY=lastScrollY+percent; 
} 
window.setInterval("heartBeat()",1);