function openGallery(nodeId, mode) {
	var galleryWnd = window.open('Gallery.aspx?node_id=' + nodeId + '&edit=' + mode, 'gallery', 'toolbar=no,status=yes,location=no,menubar=no,directories=no,scrollbars=no,resizable=no,height=600,width=550');
	galleryWnd.focus();
}