public ActionResult Register(UserRegisterViewModel viewModel)
        {
            try
            {
                if (TryUpdateModel(viewModel))
                {
                    MembershipUser user = Membership.CreateUser(viewModel.Username, viewModel.Password, viewModel.Email);
                    bool result = Membership.ValidateUser(viewModel.Username, viewModel.Password);
                    if (result) FormsAuthentication.SetAuthCookie(viewModel.Username, false);
                    return View("SuccessRegister", new UserSuccessRegisterViewModel());
                }

                return View(viewModel);

            }
            catch (Exception)
            {
                throw;
            }
        }
 public ActionResult Register()
 {
     UserRegisterViewModel viewModel = new UserRegisterViewModel();
     return View(viewModel);
 }