/*
 * Implementation of hook_menu_alter().
 */
function modulname_menu_alter(&$items) {
  $items['user/%user']['access callback'] = TRUE;
  $items['user/%user']['page callback'] = 'modulname_landingpage';
}

/*
 * User landing page.
 *
 * If the account is blocked, show the user page to the admin,
 * and display a warning to others.
 */
function modulname_landingpage() {
  global $user;
  $account = user_load(1);
  if ($account->status === 0 && in_array('administrator', $user->roles)) {
    return user_view_page($account);
  }
  else {
    drupal_set_title(t('Go away'));
    return t('Sorry, this is a blocked user.');
  }
}

// ...
 
  /**
   * Render the field.
   *
   * @param $values
   *   The values retrieved from the database.
   */
  function render($values) {
    $value = $this->get_value($values);
    return $this->sanitize_value($value);
  }
 
// ...

class video_handler_field_video_duration extends views_handler_field {
 
  function render($values) {
    if (!empty($values->video_queue_duration))
      return gmdate("H:i:s", $values->video_queue_duration);
    else
      return NULL;
  }
 
}

<?php
function om_kereso_menu() {
  $items = array();
  $access = array('access content');
 
  $items['om_kereso'] = array(
    'title' => t("Keresés"),
    'weight' => 0,
    'page callback' => 'om_kereso_page',
    'access arguments' => $access,
    'type' => MENU_NORMAL_ITEM
  );
 
  $items['custom/autocomplete'] = array(
    'page callback' => 'om_kereso_data_autocomplete',
    'access arguments' => $access,
    'access callback' => TRUE,
    'type' => MENU_CALLBACK,
  );
 
  return $items;
}
 
function om_kereso_form(&$form_state) {
  $form['#redirect'] = FALSE;
 
  $form['om_kereso'] = array(
    '#type' => 'textfield',
    '#title' => 'Keresés az OM title-ben',
    '#autocomplete_path' => 'custom/autocomplete'
  );
 
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Mehet')
  );
 
  return $form;
}
 
 
function om_kereso_page() {
  $output = drupal_get_form('om_kereso_form');
 
  if(!empty($_POST['om_kereso'])) {
    $keresendo_szo = $_POST['om_kereso'];
    $result = db_query("SELECT n.title FROM {node} n WHERE n.title LIKE '%%%s%%' AND n.status = 1, $keresendo_szo"); //ide jöjjön az sql lekérdezésed
 
    $items = array();
 
    while($record = db_fetch_array($result)) {
      $items[] = $record['title'];
      //ide jön az adatok összegyűjtése;
    }
    if (!empty($items)) {
      $output .= theme('item_list', $items, 'A keresés eredménye', 'ul');
 
    }
    else {
      $output .= drupal_set_message('Nem találtam a keresett szó alapján semmit se', 'status', TRUE);
    }
  }
 
  return $output;
}
 
function om_kereso_data_autocomplete($toredek= '') {
  $matches = array();
  $result = db_query("SELECT n.title FROM {node} n WHERE n.title LIKE '%s%%' AND n.status = 1, $toredek");
    while ($record = db_fetch_object($result)) {
      $matches[$record->title] = check_plain($record->title);
    }
  print drupal_to_js($matches);
  die;
}
?>