public function searchAction()
 {
     $layoutPath = APPLICATION_PATH . '/templates/' . TEMPLATE_USED;
     $option = array('layout' => 'hethong/layout', 'layoutPath' => $layoutPath);
     Zend_Layout::startMvc($option);
     $translate = Zend_Registry::get('Zend_Translate');
     $this->view->title = 'Quản lý Nhóm, Quyền - ' . $translate->_('TEXT_DEFAULT_TITLE');
     $this->view->headTitle($this->view->title);
     $groupsModel = new Front_Model_Groups();
     if ($this->_kw) {
         $list_groups = $groupsModel->fetchData(array('keyword' => $this->_kw), 'group_order ASC');
     } else {
         $this->_redirect('hethong/groups/');
         $list_groups = $groupsModel->fetchData(array(), 'group_order ASC');
     }
     $this->view->list_groups = $list_groups;
 }