F1-F4 Cycle through openings
F5-F8 Set adjacent zone
F9-F12 Load Adjecent zone

On Loot or Tunnel Screen (Type = 2 and SubType > 9)
F5 - Set First zone
F6 - Set Second zone
F7 - Set Loot if subtype = 10


M - Change Music
P - Change Subtype
B - Ambient Sound
N - Name
Z - Stairs zone to
L - Load Map
C - Door condition
S - Save Map
T - Change Map Type
Z - Set Secret Zone
D - Blackout Zone
X- Mute Sounds






Map Types:
1 - Overworld
2 - Dungeon
3 - Cave


Map Subtypes:
Overworld - not used
Dungeons - Changes Color Scheme and basements
Caves - 1 = 1 room cave, 2 = multi room cave, 3 = store