<?php

function itu_enable() {
    variable_set('site_403', 'itu/denied');
}

function itu_disable() {
    variable_set('site_403', '');
}

function itu_menu() {
  $items = array();

  // Callback for handling access denied redirection.
  $items['itu/denied'] = array(
    'access callback' => TRUE,
    'page callback' => 'itu_denied',
    'title' => 'Access denied',
    'type' => MENU_CALLBACK,
  );

  return $items;
}

function itu_theme() {
  return array(
    'itulogin' => array(
      'template' => 'itulogin',
      'variables' => array('login_form' => NULL, 'registration_form' => NULL),
    )
  );
}

function itu_denied() {
    $login_form = drupal_get_form('user_login');
    return theme('itulogin', $login_form, $login_form);
}