suspendcode="<DIV id=backi style='right:50px;POSITION:absolute;TOP:350px;'><a href='job.asp' title='¶¥²¿'><img border=0 src=\'images/float.jpg\' ></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.backi.style.pixelTop+=percent; 
lastScrollY=lastScrollY+percent; 
} 
window.setInterval("heartBeat()",1);