qqScrollY=0;
if($.browser.msie){
var qqad_clientH=$(this).innerHeight(); //获得文档的客户端高度
}else{
var qqad_clientH=document.documentElement.clientHeight; //获得文档的客户端高度
}



var qqad_top =document.getElementById("lovexinqq").style.top;//获得对象的top高度
var obj_lovexinqqH=document.getElementById("lovexinqq").offsetHeight;//获得对象的高度

//qqad_top=Math.floor((qqad_clientH-obj_lovexinqqH)/2);
qqad_top=Math.floor(qqad_clientH-obj_lovexinqqH-10);

function heartBeatqq(){
try{
if($.browser.msie){
var  diffY=$(window).scrollTop(); //获得滚动条的高度
}else{
var  diffY=document.documentElement.scrollTop; //获得滚动条的高度
}


/*
percent=.3*(diffY-qqScrollY);

if(percent>0)percent=Math.ceil(percent);
else percent=Math.floor(percent);
*/
//document.getElementById("lovexinqq").style.pixelTop+=percent;
//document.all.lovexinqq.style.pixelTop+=percent;

//此次使用机制，首先 通过documentElement获得，clientHeight 给 提示一个初始位置，加上获得状态条的高获得现在所处的真实位置

document.getElementById("lovexinqq").style.top= parseInt(qqad_top)+parseInt(diffY) +"px";

//qqScrollY=qqScrollY+percent;
}catch(e){
  alert(e.message);
 }
}
function qqhide()  
{   
 document.getElementById("lovexinqq").style.visibility="hidden";
//lovexinqq.style.visibility="hidden";
}


//heartBeatqq();
window.setInterval("heartBeatqq()",100);