public function createChild(Doctrine_Record $parent, $memberId, $profileId, $optionIds, $values = array())
 {
     $parent->clearChildren();
     foreach ($optionIds as $i => $optionId) {
         $childProfile = new MemberProfile();
         $childProfile->setMemberId($memberId);
         $childProfile->setProfileId($profileId);
         $childProfile->setProfileOptionId($optionId);
         if (isset($values[$i])) {
             $childProfile->setValue($values[$i]);
         }
         $childProfile->getNode()->insertAsLastChildOf($parent);
         $childProfile->save();
     }
 }