datetime trade_server_time=TimeTradeServer();
//+------------------------------------------------------------------+
//| Expert initialization function                                   |
//+------------------------------------------------------------------+
int OnInit()
  {
//--- create a timer with a 1 second period
   EventSetTimer(1);
 
//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
//--- destroy the timer after completing the work
   EventKillTimer();
 
  }
//+------------------------------------------------------------------+
//| Expert tick function                                             |
//+------------------------------------------------------------------+
void OnTick()
  {
//---
 
  }
//+------------------------------------------------------------------+
//| Timer function                                                   |
//+------------------------------------------------------------------+
void OnTimer()
  {
//--- time of the OnTimer() first call
   static datetime start_time=TimeCurrent();
//--- trade server time during the first OnTimer() call
   static datetime start_tradeserver_time=0;
//--- calculated trade server time
   static datetime calculated_server_time=0;
//--- local PC time
   datetime local_time=TimeLocal();
//--- current estimated trade server time
;
//--- if a server time is unknown for some reason, exit ahead of time
   if(trade_server_time==0)
      return;
//--- if the initial trade server value is not set yet
   if(start_tradeserver_time==0)
     {
      start_tradeserver_time=trade_server_time;
      //--- set a calculated value of a trade server      
      Print(trade_server_time);
      calculated_server_time=trade_server_time;
     }
   else
     {
      //--- increase time of the OnTimer() first call
      if(start_tradeserver_time!=0)
         calculated_server_time=calculated_server_time+1;;
     }

//--- 
   string com=StringFormat("                  Start time: %s\r\n",TimeToString(start_time,TIME_MINUTES|TIME_SECONDS));
   com=com+StringFormat("                  Local time: %s\r\n",TimeToString(local_time,TIME_MINUTES|TIME_SECONDS));
   com=com+StringFormat("TimeTradeServer time: %s\r\n",TimeToString(trade_server_time,TIME_MINUTES|TIME_SECONDS));
   com=com+StringFormat(" EstimatedServer time: %s\r\n",TimeToString(calculated_server_time,TIME_MINUTES|TIME_SECONDS));
//--- display values of all counters on the chart
   Comment(com);
   
   if(TimeHour(trade_server_time) == 22 && TimeMinute(trade_server_time) == 55)
      {
      Print("Initiating Trade");
      }
  }