//对联广告
 
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("duilianguanggao1").style.top=parseInt(document.getElementById("duilianguanggao1").style.top.replace("px",""))+percent+"px"
document.getElementById("duilianguanggao2").style.top=parseInt(document.getElementById("duilianguanggao2").style.top.replace("px",""))+percent+"px"
 
lastScrollY=lastScrollY+percent;
 
}
 
 
 
 
 
 
 
document.write("<div id=duilianguanggao1 style='left:5px;position:absolute;top:80px;width:120px;height:360px;'><a href='#'><img src='images/duilian1.jpg' border='0'  alt=''></a><a style='display:block; background:#eee;' href='javascript:void(0)' onclick='document.getElementById(\"duilianguanggao1\").style.display=\"none\"' >关闭</a></div>");
 
 
 
document.write("<div id=duilianguanggao2 style='right:5px;position:absolute;top:80px;width:120px;height:360px;'><a href='#'><img src='images/duilian2.jpg' border='0'  alt=''></a><a style='display:block; background:#eee; ' href='javascript:void(0)' onclick='document.getElementById(\"duilianguanggao2\").style.display=\"none\"'>关闭</a></div>");
 

 
window.setInterval("heartBeat()",10);