public ActionResult Index(string Name, string Types, string Order)
        {
            var ContactData = ContactRepo.DataIndex();
            var TypeLst     = new List <string>();
            var TypeQry     = from p in ContactData
                              select p.職稱;

            TypeLst.AddRange(TypeQry.Distinct());
            ViewBag.Type          = new SelectList(TypeLst);
            ViewBag.職稱SortParm    = String.IsNullOrEmpty(Order) ? "職稱_desc" : "";
            ViewBag.姓名SortParm    = Order == "姓名" ? "姓名_desc" : "姓名";
            ViewBag.EmailSortParm = Order == "Email" ? "Email_desc" : "Email";
            ViewBag.手機SortParm    = Order == "手機" ? "手機_desc" : "手機";
            ViewBag.電話SortParm    = Order == "電話" ? "電話_desc" : "電話";
            ViewBag.客戶名稱SortParm  = Order == "客戶名稱" ? "客戶名稱_desc" : "客戶名稱";
            return(View(ContactData.ToList()));
        }