public ActionResult GetItems(int?key)
        {
            var list = new List <SelectListItem> {
                new SelectListItem {
                    Text = "nu este selectat", Value = ""
                }
            };

            list.AddRange(repo.GetActives().Select(o => new SelectListItem
            {
                Text     = o.Name + " " + o.Description,
                Value    = o.Id.ToString(),
                Selected = o.Id == key
            }));
            return(Json(list));
        }