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procedure TForm1.FormCreate(Sender: TObject);
begin
  ClientSocket1.Host := '192.168.1.3';
  ClientSocket1.Port := 10000;
  ClientSocket1.Active := True;
  ServerSocket1.Port := 10001;
  ServerSocket1.Active := False;
end;

procedure TForm1.ServerSocket1ClientConnect(Sender: TObject;
  Socket: TCustomWinSocket);
begin
  Imageonline.Visible := True;
  Imageoffline.Visible := False;
end;

procedure TForm1.ServerSocket1ClientDisconnect(Sender: TObject;
  Socket: TCustomWinSocket);
begin
  Imageonline.Visible := False;
  Imageoffline.Visible := True;
end;

procedure TForm1.ClientSocket1Connect(Sender: TObject;
  Socket: TCustomWinSocket);
begin
  Imageonline.Visible := True;
  Imageoffline.Visible := False;
end;

procedure TForm1.ClientSocket1Disconnect(Sender: TObject;
  Socket: TCustomWinSocket);
begin
  Imageonline.Visible := False;
  Imageoffline.Visible := True;
end;

procedure TForm1.ClientSocket1Error(Sender: TObject;
  Socket: TCustomWinSocket; ErrorEvent: TErrorEvent;
  var ErrorCode: Integer);
begin
  windows.Beep(1000,1000);
  ClientSocket1.Active := False;
  ServerSocket1.Active := True;
  ErrorCode := 0;
end;

procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  ClientSocket1.Active := False;
  ServerSocket1.Active := False;
end;