// JavaScript Document

/*
**********************************
WINDOW OBJECT VARIABLES
**********************************
*/
var WindowObjectReference = null; // global variable
var PreviousUrl;	
/*
*	function openWin (Opens a centered window object)
*
*	@url = URL String (Required)
*	@win = Window Name (Required)
*	@myWidth = Window Width (Required)
*	@myHeight = Window Height (Required)
*	@scrollBars = Yes/No Value (Required)		
*/
function openWin(url,win,myWidth,myHeight,scrollBars){
	var tHeight=screen.height/2;
	var tWidth=screen.width/2;
	var top=tHeight-myHeight/2;
	var left=tWidth-myWidth/2;
	var Feats="width="+myWidth+",height="+myHeight+",top="+top+",left="+left+", screenY=" +top+",screenX="+left+",scrollbars="+scrollBars+", toolbar=no, status=yes, resizable=no,alwayRaised=yes";
	if(WindowObjectReference == null || WindowObjectReference.closed)
		{
			WindowObjectReference=window.open(url,win,Feats);
			WindowObjectReference.focus();
		}
		else if(previousUrl !=url)
		{
			WindowObjectReference=window.open(url,win,Feats);
			WindowObjectReference.focus();
		}
		else
		{
			WindowObjectReference.focus();
		}
	previousUrl=url;
}