freepascal.compiler/docs/crtex/ex14.pp

Program Example14;
uses Crt;

{ Program to demonstrate the LowVideo, HighVideo, NormVideo functions. }

begin
  LowVideo;
  WriteLn('This is written with LowVideo');
  HighVideo;
  WriteLn('This is written with HighVideo');
  NormVideo;
  WriteLn('This is written with NormVideo');
end.