Program after press any key write char and ASCII code

{ CODE2.PAS                                                         }
{ Program po stlaceni lubovolneho klavesu napise jeho kodovu        }
{ hodnotu v tabulke ASCII.                                          }
{                                                                   }
{ Author: Andrew DiE                                                }
{ Datum: 18.08.2005                           http://www.trsek.com  }
 
program ASCII_code;
uses crt;
var Z,X:char;
 
procedure default;
 begin
 textbackground(Black);textcolor(White);
 end;
 
procedure HELP_roh;
 begin
 gotoxy(74,1);
 textbackground(LightGray);
 textcolor(Red);write('F1');
 textcolor(Black);writeln(' Help');
 end;
 
Begin
 clrscr;
 textcolor(White);
 write('Program sa spusta');
 delay(500); write('.');
 delay(400); write('.');
 delay(400); write('.');
 delay(400); writeln(' OK');
 HELP_roh;default;
 
 repeat
  Z:=readkey;
  X:=z;
  textcolor(LightBlue);
  write('"',Z,'"');
  textcolor(White);
  write('=>');
  textcolor(LightRed);
  write(ord(Z),' ');
  if X=#0 then
    if readkey=#59 then
	 begin
	  clrscr;
          textcolor(white);
          writeln('HELP : Program napise kod znaku na kl vesnici, program ukoncĄs stlacenĄm ESC');
          delay(3000);
          clrscr;
          write('Program bezi');
          HELP_roh;default;
         end;
 until Z=#27;
 clrscr;
 textcolor(White);
 write('Program sa vypĄna');
 delay(400);write('.');
 delay(400);write('.');
 delay(400);write('.');
End.