public ActionResult _AjaxLoadingParent()
        {
            string Segment          = Request["Segment"];
            List <NavigationData> l = new List <NavigationData>();

            l.Add(new NavigationData()
            {
                ID = 0, Title = "-"
            });
            l.AddRange(RP.GetCurrentNavigationDataRepository().ToList());
            return(new JsonResult {
                Data = new SelectList(l, "ID", "Title")
            });
        }