window.onscroll = function() {
        if (document.getElementById("floatad-winpop")) {
            var scrollTop = 0;
            if (typeof document.compatMode != 'undefined' && document.compatMode != 'BackCompat') {
                scrollTop = document.documentElement.scrollTop;
            }
            else {
                scrollTop = document.body.scrollTop;
            }
        }
    }
function tips_pop(){
var MsgPop=document.getElementById("floatad-winpop");
var popH=parseInt(MsgPop.style.height);
if (popH==0){
MsgPop.style.display="block";
show=setInterval("changeH('up')",2);
}
else {
hide=setInterval("changeH('down')",2);
}
}
function changeH(str) {
var MsgPop=document.getElementById("floatad-winpop");
var popH=parseInt(MsgPop.style.height);
if(str=="up"){
if (popH<=225){
MsgPop.style.height=(popH+4).toString()+"px";
}
else{
clearInterval(show);
}
}
if(str=="down"){
if (popH>=4){
MsgPop.style.height=(popH-4).toString()+"px";
}
else{
clearInterval(hide);
MsgPop.style.display="none"; 
}
}
}
window.onload=function(){
document.getElementById('floatad-winpop').style.height='0px';
setTimeout("tips_pop()",800);
}