if(screen.availWidth>800){
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("adv").style.top=parseInt(document.getElementById("adv").style.top)+percent+"px";


lastScrollY=lastScrollY+percent; 
//alert(lastScrollY);
}
var suspendcode12="<DIV id=\"adv\" style='right:2px;POSITION:absolute;TOP:220px;'><a href='http://www.microworks.com.hk/+2.php' target='_blank'><img src='/images/web_banner.jpg' alt='+2 Promotion' WIDTH=300 HEIGHT=300 border=0></img></a><br/><a href=JavaScript:; onclick=\"adv.style.visibility='hidden';\">Close</a></div>"
document.write(suspendcode12); 
window.setInterval("heartBeat()",1);
}