function getObjectByCode($code)
 {
     $query = 'SELECT * FROM ' . $this->_table->getTableName() . ' AS obj ';
     $query .= 'WHERE obj.code = "' . $code . '"';
     $this->_db->setQuery($query);
     if ($object =& $this->_db->loadObject()) {
         $this->_table->bind($object);
         return $this->_table;
     }
     return parent::getObject();
 }