// JavaScript Document
 	 var popUpWin=0;
     function popUpWindow(URLStr, width, height)
     {
        
		var vleft=window.screen.width/2-(width/2); 
        var vtop=window.screen.height/2-(height/2); 
		
		if(popUpWin)
        {
           if(!popUpWin.closed) popUpWin.close();
           }
             
		   popUpWin = open(URLStr, 'popUpWin', 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,copyhistory=0,width='+width+',height='+height+',left='+vleft+', top='+vtop+',screenX='+vleft+',screenY='+vtop+'');
     }