-void HandleMainMenu(int, int, int, int, int);
-void DrawHelpScreenElAction(int);
-void DrawHelpScreenElText(int);
-void DrawHelpScreenMusicText(int);
-void DrawHelpScreenCreditsText(void);
-void DrawHelpScreen(void);
-void HandleHelpScreen(int);
-void HandleTypeName(int, KeySym);
-void DrawChooseLevel(void);
-void HandleChooseLevel(int, int, int, int, int);