//popup window functions
	var openWin;
	function closeOpenWin() {
		if(openWin != null && !openWin.closed){
			openWin.close();		
		}
	}
	
	function openNewWin(aUrl){
		//alert('got here');
		closeOpenWin();
		openWin = open(aUrl, "openWindow", "resizable=0,location=0,status=0,menubar=0,toolbar=0,scrollbars=0,width=720,height=574,left=0,top=0,screenX=0,screenY=0");
		openWin.focus();
		//alert('got here');
	}