public ActionResult Index(ContactViewModel model)
        {
            try
            {
                model.Save();

                // Lab #3, Step #7
                //if (!ModelState.IsValid)
                //{
                //    return View();
                //}
                //else
                //{
                //    model.Save();
                //}

                return RedirectToAction("Success", model);
            }
            catch
            {
                return View();
            }
        }
 public ActionResult Success(ContactViewModel model)
 {
     return View(model);
 }