public static void Reuest()
 {
     //创建一个代理类RemoteService的实例
     try
     {
         string addr = ConfigurationManager.AppSettings["GlobalServiceAddr"];
         remote = RemoteService.CreateWebSocketProxy("Global", addr, 30 * 1000, 13);
     }
     catch (Exception e)
     {
         TraceLog.WriteError(string.Format("Connect to ChatService failed!!!\n{0}", e));
     }
 }