Use these keys during the game:

[0] : Restore energy
[1] : Level Warp
[M] : Free movement toggle
[5] : Replay at other skill level
[F6] : Add Cool%
[F4] : Decrease energy
[F10]: Add 10 seconds
Follow it by:
[Q] : Shell Shock
[D] : Wading Around
[F] : Radical Rails
[G] : Level Wound up
[H] : Locomotive Level
[J] : Dock and Roll
[K] : Surf Patrol
[L] : Toying around
: Back to the wall
[C] : Level of the wall
: Pier pressure
Other letters give bonus levels.

ZX04690907 = Unlimited energy
ZX04690909 = Unlimited lifes
ZX0469093A = Unlimited time