private static function getAll()
 {
     static $res = null;
     if (isset($res)) {
         return $res;
     }
     $resources_ru = Resources::readResources('ru');
     $resources_en = Resources::readResources('en');
     //    $var_name = 'resources_'.$locale;
     //    $current_res = $$var_name;
     $res = array('en' => $resources_en, 'ru' => $resources_ru);
     return $res;
 }