TargetWindow := FindWindow('TfmRush', nil);
  CopyDataStruct.dwData := 1000;
  CopyDataStruct.cbData := strlen(Data) + 1;
  CopyDataStruct.lpData := Data;
  wCallbackWindow.fIrcHandle := mWnd;
  SendMessage(TargetWindow, WM_COPYDATA, 0, LParam(@CopyDataStruct));