function openPhoto_galerie(name, popupwidth, popupheight)
{
	//var popupwidth = 450;
	//var popupheight = 350;
	var leftstart = (screen.width/2) - (popupwidth/2);
	var topstart = (screen.height/2) - (popupheight/2);
	var properties = "width="+popupwidth+", height="+popupheight+", left="+leftstart+", top="+topstart+", toolbar=no, titlebar=no, title=0, location=no,scrollbars=no,status=no,resizable=no";
	var photo = "grotefoto_galerie.php?i="+name;
	window.open(photo,'photo',properties);
}