var falpha 
falpha=0 
function fchange(){ 
if (falpha!=90){ 
        document.getElementById("table3").style.filter="alpha(opacity="+falpha+")"; 
        falpha=falpha+10; 
        setTimeout("fchange()",100) 
        } 
else { falpha=0; 
    } 
} 
function loading(){          
        document.getElementById("table3").style.height=(window.document.body.clientHeight>window.document.body.scrollHeight)?window.document.body.clientHeight:window.document.body.scrollHeight;
		document.getElementById("table3").style.left=0; 
		document.getElementById("table3").style.top=0; 
        document.getElementById("table3").style.width="100%"; 
        document.getElementById("table3").style.display='block' 				
		if(document.getElementById("table4").offsetParent!=null){
        document.getElementById("table4").style.left=document.body.offsetWidth/2-140-document.getElementById("table4").offsetParent.offsetLeft;
		}
		else{
			document.getElementById("table4").style.left=document.body.scrollWidth/2-140;
			} 
        document.getElementById("table4").style.top=345; 
        document.getElementById("table4").style.display='block' 
        fchange() 
} 
function freset(){ 
document.getElementById("table3").style.display='none' 
document.getElementById("table4").style.display='none' 
} 

<!-- 
var ie=document.all 
var ns6=document.getElementById&&!document.all 
var dragapproved=false 
var z,x,y 
function move(e){ 
if (dragapproved){ 
z.style.left=ns6? temp1+e.clientX-x: temp1+event.clientX-x 
z.style.top=ns6? temp2+e.clientY-y : temp2+event.clientY-y 
return false 
} 
} 
function drags(e){ 
if (!ie&&!ns6) 
return 
var firedobj=ns6? e.target : event.srcElement 
var topelement=ns6? "HTML" : "BODY" 

if(firedobj.tagName==null){
	firedobj.tagName=topelement;
}
while (firedobj.tagName!=topelement&&firedobj.className!="table4"){ 
firedobj=ns6? firedobj.parentNode : firedobj.parentElement 
}



if (firedobj.className=="table4"){ 
dragapproved=true 
z=firedobj 
temp1=parseInt(z.style.left+0) 
temp2=parseInt(z.style.top+0) 
x=ns6? e.clientX: event.clientX 
y=ns6? e.clientY: event.clientY 
document.onmousemove=move 
return false 
} 
} 
document.onmousedown=drags 
document.onmouseup=new Function("dragapproved=false")