function zoomphoto_submit(a, x, y)
{
	x1 = (screen.width-x)/2;
	x2 = (screen.height-y-70)/2;
	window.open("zoom.php?id="+a+"", "_blank", "height="+(y+60)+",width="+x+",status=yes,toolbar=no,menubar=no,location=no,top="+x2+",left="+x1);
}