7-UP
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   Release date: 

   The codes.

 +      Level skip.
 0      Restores energy.
 5      Change difficulity level and replay.
 F4     Minimum energy.
 F6     Add COOL%.
 F10    Time becomes 10 seconds.
 M      Toggle movement restrictions.

   While playing, pause the game then press
 any letter from A to K to select a level.