ZF：ZEND_NAVIGATION_PAGE-页面未处于活动状态

$pageSettings = array(
                    \'route\'      => \'catalog\',
                    \'label\'      => $element->getName(),
                    \'module\'     => \'default\',
                    \'controller\' => \'catalog\',
                    \'action\'     => \'index\',
                    \'params\'     => array(\'cat\' => $element->getUrl()),
                    \'order\'      => $element->getOrder(),
                    \'id\'         => \'catalogID_\' . $element->getId(),
);

$contentMenuTree->addPage($pageSettings);

$router->addRoutes(array(            
    \'catalog\'  => new Zend_Controller_Router_Route(\'/catalog/:cat\', array(\'module\' => \'default\', \'controller\' => \'catalog\', \'index\' => \'index\', \'cat\' => null))
));

$front = Zend_Controller_Front::getInstance();
$action = $front->getRequest()->getActionName();
$cat    = $front->getRequest()->getParam(\'cat\');
$module = $front->getRequest()->getModuleName();
$controller = $front->getRequest()->getControllerName();

if ($controller == \'catalog\' && $module == \'default\' 
             && $action == \'index\' && $cat==$element->getUrl())
                        $pageSettings[\'active\'] = true;