public function registrationAction()
 {
     $form = new Zetta_Form($this->_configFormRegistration);
     if ($this->getRequest()->isPost() && $this->getParam('registration') && $form->isValid($_POST)) {
         $arrayData = $this->_makeInsertRegistration($form);
         $this->_model->insert($arrayData);
         $this->renderScript('index/registrationComplete.phtml');
         $this->_sendRegLetter();
     } else {
         $saltElement = $form->getElement('salt');
         $saltElement->setValue(Modules_Access_Model_Users::GenerateSalt());
         $this->view->form = $form;
     }
 }