protected function getOutputNaviEntry(interface_model $objInstance) { if ($objInstance instanceof class_module_eventmanager_event) { return getLinkAdmin($this->getArrModule("modul"), "listParticipant", "&systemid=" . $objInstance->getSystemid(), $objInstance->getStrDisplayName()); } if ($objInstance instanceof class_module_eventmanager_participant) { return getLinkAdmin($this->getArrModule("modul"), "listParticipant", "&systemid=" . $objInstance->getStrPrevId(), $objInstance->getStrDisplayName()); } return ""; }