public static function initialize()
 {
     add_action('vs_admin_enqueue_scripts', function ($vs_page) {
         foreach ($vs_page->groups as $group) {
             foreach ($group->settings as $setting) {
                 if ($setting->args['display_callback'] == 'vs_display_media_select') {
                     wp_enqueue_media();
                     wp_enqueue_script('voce-media-setting-js', Voce_Media_Setting::plugins_url('/js/voce-media-setting.js', __FILE__), array('jquery'));
                     wp_enqueue_style('voce-media-setting-css', Voce_Media_Setting::plugins_url('/css/voce-media-setting.css', __FILE__));
                     break 2;
                 }
             }
         }
     });
 }
function vs_sanitize_media_select($value, $setting, $args)
{
    return Voce_Media_Setting::sanitize_media_select($value, $setting, $args);
}