function show_photos(url,x,y,name,isscrollbars) {
		cx = screen.width/2 - (x/2);
		cy = screen.height/2 - (y/2);

		isscrollbars = (isscrollbars == "no")?"no":"yes";
		window.open(url, name,"toolbar=no, status=no, directories=no, menubar=no, resizable=yes, width=" + x + ", height=" + y + ", scrollbars=" + isscrollbars + ", top=" + cy + ", left=" + cx);
	}