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*/}
percent=.1*(diffY-lastScrollY);
if(percent>0)percent=Math.ceil(percent);
else percent=Math.floor(percent);
document.getElementById("full").style.top=parseInt(document.getElementById("full").style.top)+percent+"px";
lastScrollY=lastScrollY+percent;
}
suspendcode="<div id=\"full\" style='right:15px;POSITION:absolute;TOP:150px;z-index:100'><a href='http://wpa.qq.com/msgrd?V=1&amp;Uin=800016016&amp;Exe=QQ&amp;Site=www.unimass.com:8080/main.php&amp;Menu=yes'  target='_blank'><img src=http://www.unimass.com:8080/zx_kf.png border=0 alt='·µ»Ø¶¥²¿'></a><br></div>"
document.write(suspendcode);
window.setInterval("heartBeat()",1);