protected void Application_Start() { Application["OnLineUserCount"] = 0; AreaRegistration.RegisterAllAreas(); RegisterGlobalFilters(GlobalFilters.Filters); RegisterRoutes(RouteTable.Routes); } protected void Session_Start(object sender, EventArgs e) { Application.Lock(); Application["OnLineUserCount"] = Convert.ToInt32(Application["OnLineUserCount"]) + 1; Application.UnLock(); } protected void Session_End(object sender, EventArgs e) { Application.Lock(); Application["OnLineUserCount"] = Convert.ToInt32(Application["OnLineUserCount"]) - 1; Application.UnLock(); }