function Winopen(string)  
{
	strurl = string
	mewidth = 350;
	meheight = 350	;
	wwidth = screen.width;
	wheight = screen.height;
	meleft = (wwidth - mewidth)/2;
	metop = (wheight - meheight)/2;	
	window.open(strurl,"DisplayWindow","toolbar=no,directories=no,scrollbars=no menubar=no,left=" + meleft + ",top=" + metop + ",width=" + mewidth + ",height=" + meheight + "");
}