GLog.WLog("_thdTimer before");                _thdTimer = new System.Threading.Timer(new TimerCallback(TimerProc));                //2秒后开始执行计时器；每3秒执行一次                _thdTimer.Change(2000,3000);                GLog.WLog("_thdTimer after");private void TimerProc(object state)        {            try            {                GLog.WLog("threading timer tick");            }            catch (Exception ex)            { }        }