public ActionResult DisplayDVD(int id)
        {
            var manager = new DVDManager();
            //var d = db.GetAllDVDs().Find(x => x.dvdID == id);
            var response = manager.GetDVDInfo(id);
            //var dvd = response.Data.FirstOrDefault();

            return View("DisplayDVD", response.Data);
        }
        public ActionResult CheckOut(DVDInfo id)
        {
            var manager = new DVDManager();

            var response = manager.AddBorrower(id);

            var dvd = manager.GetDVDInfo(id.dvdID);

            return View("CheckOut", response.Data);
        }