protected void Application_Start()
{
AreaRegistration.RegisterAllAreas();
RegisterRoutes(RouteTable.Routes);
AppInit.Init();
AppLog.DeleteLog();
Thread thread = new Thread(new ThreadStart(AutoDepreciationTask));
thread.Start();
Thread thread2 = new Thread(new ThreadStart(AutoDBBackUpTask));
thread2.Start();
Thread thread3 = new Thread(new ThreadStart(AutoMonthUpdateTask));
thread3.Start();
}