public ActionResult Edit(MailUsers model) { if (ModelState.IsValid) { if (RouteData.Values["id"] != null) { int nid = 0; bool isnumber = int.TryParse(RouteData.Values["id"].ToString(), out nid); if (isnumber) { model.MailUserId = nid; ViewBag.ProcessMessage = MailManager.EditMailUser(model); return(View(model)); } else { ViewBag.ProcessMessage = false; return(View(model)); } } else { return(View()); } } else { return(View()); } }