Jumping Jack

Cheat mode:
Load or reset the game, then execute the following BASIC command before running or restarting the program.
POKE 27904,173

Cheat mode (alternate):
Load or reset the game, then execute the following BASIC command before running or restarting the program.
POKE 27004,173
POKE 27904,173

Unlimited lives for player one:
Load or reset the game, then execute the following BASIC commands before running or restarting the program.
POKE 8886,173
POKE 10864,173

Unlimited lives for player two:
Load or reset the game, then execute the following BASIC commands before running or restarting the program.
POKE 8946,173
POKE 10648,173