function imageView(url, comment) {

	if (!comment) comment='';
	window.open('/imageview.php?img='+url+'&comment='+comment, 'image',
		'height=600,width=800,top='+((screen.height/2-300))+',left='+((screen.width/2)-400)+',status=no,statusbar=no,toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes');
}