Simple Expired Delphi Scrypt by Date

Hello comeback again to code, the last small aplication was need expired function so today i'll show
you how to add simple script get exired program. this the code:

procedure TForm1.FormShow(Sender: TObject); //add it on fromshow
var
  myDate : TDateTime;
  TheYear, TheMonth, TheDay, ThexYear, ThexMonth, ThexDay : Integer;
begin
{ expired until }
  TheYear  := 2017;
  TheMonth := 2;
  TheDay   := 10;
{ dont use before }
  ThexYear  := 2017;
  ThexMonth := 2;
  ThexDay   := 5;

  if (Date >= EncodeDate(TheYear, TheMonth, TheDay)) then
     begin
        // message or command
     end
  else if (Date <= EncodeDate(ThexYear, ThexMonth, ThexDay))  then
          begin
             // message or command 
            Close;
          end

end;