public ActionResult LogIn(Person person) { string lires = person.LogIn(); Person.WritePersonToSession(person.Login); ViewBag.ErrorMsg = ""; switch (lires) { case "notfound": ViewBag.ErrorMsg += "<div class=\"alert alert-error\"><button type=\"button\" class=\"close\" data-dismiss=\"alert\">×</button><h4>Неправильный логин</h4></div>"; return View("LogIn", person); break; case "wrongpass": ViewBag.ErrorMsg += "<div class=\"alert alert-error\"><button type=\"button\" class=\"close\" data-dismiss=\"alert\">×</button><h4>Неправильный пароль</h4></div>"; return View("LogIn", person); break; } return View("welcome", person); }