function Cron_schedules($schedules)
 {
     if (get_option(c_al2fb_option_cron_enabled)) {
         $duration = WPAL2Int::Get_duration(false);
         $schedules['al2fb_schedule'] = array('interval' => $duration, 'display' => __('Add Link to Facebook', c_al2fb_text_domain));
     }
     return $schedules;
 }
 static function Get_fb_picture_url_cached($id, $size)
 {
     $fb_key = c_al2fb_transient_cache . md5('p' . $id);
     $fb_url = get_transient($fb_key);
     if (get_option(c_al2fb_option_debug)) {
         $fb_url = false;
     }
     if ($fb_url === false) {
         $fb_url = WPAL2Int::Get_fb_picture_url($id, 'normal');
         $duration = WPAL2Int::Get_duration(false);
         set_transient($fb_key, $fb_url, $duration);
     }
     return $fb_url;
 }