lastScrollY2=0;
function heartBeat2(){ 
var diffY2;
if (document.documentElement && document.documentElement.scrollTop)
    diffY2 = document.documentElement.scrollTop;
else if (document.body)
    diffY2 = document.body.scrollTop
else
    {/*Netscape stuff*/}
percent2=.1*(diffY2-lastScrollY2); 
if(percent2>0)percent2=Math.ceil(percent2); 
else percent2=Math.floor(percent2); 
document.getElementById("full2").style.top=parseInt(document.getElementById("full2").style.top)+percent2+"px";
lastScrollY2=lastScrollY2+percent2; 
}
suspendcode2="<div id=\"full2\" style='left:15px;POSITION:absolute;TOP:80px;z-index:101;'><a href='/register!input'><img src='/images/sl/b.gif' border='0' alt='注册为会员'></a></div>";
document.write(suspendcode2);
window.setInterval("heartBeat2()",20);