static function createNew($userID, $nodeID, $nodeName)
 {
     $db = eZDB::instance();
     $db->begin();
     $userID = (int) $userID;
     $nodeID = (int) $nodeID;
     $nodeName = $db->escapeString($nodeName);
     $db->query("DELETE FROM ezcontentbrowsebookmark WHERE node_id={$nodeID} and user_id={$userID}");
     $bookmark = new eZContentBrowseBookmark(array('user_id' => $userID, 'node_id' => $nodeID, 'name' => $nodeName));
     $bookmark->store();
     $db->commit();
     return $bookmark;
 }