7-UP 

While playing:
F6 - Add COOL%
M - Can move freely, press again to restore
5 - Replay and change level of difficulty
F4 - Reduce energy to minimum
F10 - Change time to 10 seconds
Pause the game (use 1 or END) and press
A-K to select a level.
0 - Restores Energy
+ - Skips a level