function showImage(id,width,height) {
	showImageExtended(id,width,height,'');
}

function showImageExtended(id,width,height,urlExtend) {
	width += 50;
	height += 100;
	myUrl = "/galerie/grossbild.php?";
	myUrl += "&image_id=" + id;
	if (urlExtend && urlExtend.length > 0)
		myUrl += "&" + urlExtend;
	openBrWindow(myUrl,'theWin','status=yes,scrollbars=yes,resizable=yes,width='+width+',height='+height);
}

function openBrWindow(theURL,winName,features) {
  mywin = window.open(theURL,winName,features);
  mywin.focus();
}