protected function redirectToRefId($a_ref_id, $a_cmd = "")
{
$obj_type = ilObject::_lookupType($a_ref_id, true);
if ($obj_type != "orgu") {
parent::redirectToRefId($a_ref_id, $a_cmd);
} else {
$this->ctrl->setParameterByClass("ilObjOrgUnitGUI", "ref_id", $a_ref_id);
$this->ctrl->redirectByClass("ilObjOrgUnitGUI", $a_cmd);
}
}