public function execute()
{
// only one category allowed, so we redirect
if (!$this->get('fork.settings')->get('Faq', 'allow_multiple_categories', true)) {
$this->redirect(BackendModel::createURLForAction('Categories') . '&error=only-one-category-allowed');
}
parent::execute();
$this->loadForm();
$this->validateForm();
$this->parse();
$this->display();
}