$html .= $form->form_start('new_mediaframe', helper_ajax('iframeAction.php'), array('app_params' => ''));
$after_reload = $my_app->get_param('after_reload');
$form->reload_after_submit(array($after_reload));
$form->input('hidden', 'new_link_type', '', '', 'app');
$app = new phpos_app();
$app->set_app_id('mediaframes');
$app->load_config();
$actions = $app->get_actions();
$c = count($actions);
if ($c != 0) {
    $html .= $layout->subtitle(txt('shortcuts_media_type_title'), MY_RESOURCES_URL . 'mediaframes.png');
    $html .= $layout->txtdesc(txt('shortcuts_media_type_desc'));
    $items = array();
    foreach ($actions as $key => $data) {
        $items[$key] = $data['name'];
        $default_value = $app->get_default_action();
    }
    // if edit
    $link_id = $my_app->get_param('link_id');
    if (!empty($link_id)) {
        $wincfg['back'] = null;
        $shortcut = new phpos_shortcuts();
        $db_shortcut = $shortcut->get_shortcut($link_id);
        $db_params = $shortcut->get_params_from_db($link_id);
        $url = base64_decode($db_params['url']);
        $start_link_title = $db_shortcut['file_title'];
        $button = txt('shortcuts_window_btn_update_mediaframe');
        $wincfg['title'] = txt('shortcuts_window_title_update_mediaframe');
    }
    if (is_array($db_shortcut)) {
        $default_value = $db_shortcut['app_action'];