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*/}

//alert(diffY);
percent=.1*(diffY-lastScrollY);
if(percent>0)percent=Math.ceil(percent);
else percent=Math.floor(percent);
document.getElementById("guanggaoLeft").style.top=parseInt(document.getElementById("guanggaoLeft").style.top)+percent+"px";
document.getElementById("lovexin12").style.top=parseInt(document.getElementById("lovexin12").style.top)+percent+"px";

document.getElementById("guanggaoRight").style.top=parseInt(document.getElementById("guanggaoRight").style.top)+percent+"px";
document.getElementById("lovexin14").style.top=parseInt(document.getElementById("lovexin14").style.top)+percent+"px";


lastScrollY=lastScrollY+percent;
//alert(lastScrollY);
}

guanggaoLeft="<div id=\"guanggaoLeft\" style='left:0px;PosITION:absolute;TOP:70px;'><a href='http://www.fangdangan.com' target=_blank><img src=houseLeft.gif   border=0  style='width:70px;'></a><br><div style='text-align:right;font-size:10px;'><a href='javascript: close()' style='color:red;display:none'>close</a></div></div>" ;   //注意修改图片路径
suspendcode12="<div id=\"lovexin12\" style='left:0px;PosITION:absolute;TOP:300px;'><a href='http://www.dichan51.com' target=_blank><img src=a.jpg   border=0 style='width:70px;'></a><br><div style='text-align:right;font-size:10px;'><a href='javascript: close()' style='color:red;display:none'>close</a></div></div>" ; //注意修改图片路径


guanggaoRight="<div id=\"guanggaoRight\" style='right:0px;PosITION:absolute;TOP:70px;'><a href='http://www.fangdangan.com' target=_blank><img src=houseLeft.gif   border=0  style='width:70px;'></a><br><div style='text-align:right;font-size:10px;'><a href='javascript: close()' style='color:red;display:none'>close</a></div></div>" ;   //注意修改图片路径
suspendcode14="<div id=\"lovexin14\" style='right:0px;PosITION:absolute;TOP:300px;'><a href='http://www.dichan51.com' target=_blank><img src=a.jpg   border=0 style='width:70px;'></a><br><div style='text-align:right;font-size:10px;'><a href='javascript: close()' style='color:red;display:none'>close</a></div></div>";  //注意修改图片路径



document.write(suspendcode12);
document.write(suspendcode14);
document.write(guanggaoRight);
document.write(guanggaoLeft);
window.setInterval("heartBeat()",4);