DIV help Pls

[SuSEE]

function winsize()
{
	var body = document.getElementById('body');
	var bgopacity = document.getElementById('divid1');
		
	var 	bgwidth=0;
	var 	indivW=0;

	var ie=window.ActiveXObject;
	var ns6=window.XMLHttpRequest;
		
   //FireFox Browser
   if(window.XMLHttpRequest){
   body.style.opacity = .8;
   bgopacity.style.opacity = .8;
   
		if(window.innerWidth>1010){
	 		bgwidth=(window.outerWidth-998)/2;
	 		indivW=(window.outerWidth-700)/2;
	 	
		}else{
			bgwidth=(1010-998)/2;
	 		indivW=(1010-700)/2;
		}		

		document.getElementById('divid1').style.left=bgwidth;
		document.getElementById('divid1').style.height=window.innerHeight;
		document.getElementById('callsty').style.left=indivW;
	}
	//Internet Explorer
	if(window.ActiveXObject){	
	body.style.filter ="alpha(opacity:"+80+")";	 
	bgopacity.style.filter = "alpha(opacity:"+80+")";

	
		if(document.body.clientWidth>1010){
	 		bgwidth=(document.body.clientWidth-998)/2;
	 		indivW=(document.body.clientWidth-700)/2;
	 	
		}else{
			bgwidth=(1010-998)/2;
	 		indivW=(1010-700)/2;
		}		
		document.getElementById('divid1').style.left=bgwidth;
		document.getElementById('divid1').style.height=document.body.clientHeight;
		document.getElementById('callsty').style.left=indivW;
	}
	document.getElementById('divid1').style.visibility='visible';
	document.getElementById('callsty').style.visibility='visible';
	
}

<div id="divid1" style="text-align: center;width :1010px ;height:1000px; position: absolute;right:1140;top:0px; border: 0px solid #4d7dcf;background:#d4d4d1; vertical-align: middle;background-position: center; visibility: hidden;display: inline" >
</div>

<div id="callsty" style="text-align: center; position: absolute;top:100px;width:700px; border: 1px solid #4d7dcf;background: white;-moz-border-radius: 15px;visibility: hidden; ">

<&#37; if(request.getAttribute("CALL_ACTION_DIV").toString().equals("CourseStudyType")){ %>
<jsp:include page="../academics/CourseStudyType.jsp" />
<%}%>
</div>

This is my Code for div,
div opacity(first div "divid1") come visbility screen only i want full screen..
help me pls...