function popupImage(sFileName)
{
	popup = window.open ("popup.php?img=" + sFileName , 'image_popup', config="height=620, width=800, toolbar=no, menubar=no, scrollbars=no, resizable=yes, location=no, directories=no, status=no, left=" + ((screen.width - 800)/2) + ", top=" + ((screen.height - 620)/2));
}