/**
  *
  * @return Model_UsersMapper
  */
 public static function getInstance()
 {
     if (is_null(self::$_instance)) {
         $c = __CLASS__;
         self::$_instance = new $c();
     }
     return self::$_instance;
 }
 public function daneAction()
 {
     $idUzytkownika = $this->getRequest()->getParam('id');
     $model = new Model_UserMapper();
     $dane = $model->daneUzytkownika($idUzytkownika);
 }