public function load($row, array $postData = array())
 {
     $ret = parent::load($row, $postData);
     if (!$this->getFilteredCombo()) {
         throw new Kwf_Exception("No filteredCombo set");
     }
     $value = $ret[$this->getFieldName()];
     if ($value) {
         $filtered = $this->getFilteredCombo();
         $filtered->setFilterValue($value);
     }
     return $ret;
 }