Cheat Codes:
 Press Esc, then hold down F12 and press the directional keys as
 follows: 
 
 Unlock Doors - up, up, right, right, up, up, up, up
 Maximum Sword Power - up, up, left, left, right, right, left, left
 Full Health - up, up, up, left, left, left, left, left
 Skip Level - left, right, left, up, right, up, up, up
 
 During the game press ESC-F12 simultaneously with the following:
 One time Up Arrow & Seven times Left Arrow = FULL HEALTH
 Left Arrow = FULL SWORD POWER.
 Now let go the ESC-F12 (continue is selected) and press the SPACE bar.