//ҳdiv
function scall(){
document.getElementById("RollMsn").style.top=(document.documentElement.scrollTop+document.documentElement.clientHeight-document.getElementById("RollMsn").offsetHeight)+"px";
document.getElementById("RollMsn").style.left=(document.documentElement.scrollLeft+document.documentElement.clientWidth-document.getElementById("RollMsn").offsetWidth)+"px";
}
function MsnClose(){
document.getElementById("RollMsn").style.display="none";
}
window.onscroll=scall;
window.onresize=scall;
window.onload=scall;
setTimeout("MsnClose()",60000);