public function deletenavigationsubsubmenuAction()
 {
     $this->_helper->viewRenderer->setNoRender();
     $this->_helper->getHelper("layout")->disableLayout();
     $aInputFilters = array("*" => array(new Zend_Filter_StringTrim()));
     $aInputValidators = array("id" => array(new Zend_Validate_Digits()), "element" => array(new Zend_Validate_StringLength(4, 45)));
     $oInput = new Zend_Filter_Input($aInputFilters, $aInputValidators, $_POST);
     $nNavigationSubsubmenuId = $oInput->getUnescaped("id");
     $oModelNavigationSubsubmenu = new Admin_Model_NavigationSubsubmenu();
     $oModelNavigationSubsubmenu->deleteRow($nNavigationSubsubmenuId);
     header("Content-type: application/json");
     echo Zend_Json::encode(true);
     exit;
 }