function openPopup(img, width, height) {
	if (img && width && height) {
		width = Math.min(width, 650);
		height = Math.min(height, 650);
		var popUp = window.open(img,"popUp","toolbar=no,location=no,directories=no, status=no,scrollbars=yes,resizable=yes,copyhistory=no,width=" + width + ",height=" + height);
	}
	return true;
}