state = $panel; } function showPanel() { switch($this->state) { case 'df': require('deleteFilm.php');break; case 'ef': require('editFilm.php');break; case 'mc': require('manage_cinemas.php'); break; case 'mf': require('manage_films.php'); break; case 'md': require('manage_discounts.php'); break; case 'mm': require('manage_managers.php'); break; default: echo "