Level select:
Submit the password 5257. Six objects that resemble
mushrooms will appear along the bottom of the screen to confirm
correct code entry. Submit one of the passwords below to begin
game play at the corresponding level.

1-1 = 1100
1-2 = 1200
Level 1 Boss = 1300
2-1 = 2100
2-2 = 2200
3-1 = 3100
3-2 = 3200
Level 3 Boss = 3300
4-1 = 4100
4-2 = 4200
Level 4 Boss = 4300
5-1 = 5100
5-2 = 5200
6-1 = 6100
6-2 = 6200
Level 6 Boss = 6300
7-1 = 7100
Final battle = 7200