public function addAction() {
		if ($this->request->headers()->get('X-REQUESTED-WITH') !== false && $this->request->headers()->get('X-REQUESTED-WITH')->getFieldValue() == 'XMLHttpRequest') {
			$this->layout()->setTemplate('layout/modal');
		}

		$form = new User();
		$view = new ViewModel();

		$user = $this->userService->getUserById($this->event->getRouteMatch()->getParam('id'));
		if ($user != null) {
			$form->populateWithUser($user);
		}

		if ($this->request->isPost()) {
			if ($form->isValid($this->request->post()->toArray())) {
				$user = $this->userService->saveUser($user, new Parameters($form->getValues()));

				$this->flashMessenger()->addMessage('User "' . $user->getName() . '" added');

 				$this->redirect()->toRoute('default', array (
 					'controller' => 'user',
 					'action' => 'index',
				));
			}
		}

		$view->form = $form;

		return $view;
	}