MAIN_MENU {Pongr}
  BUTTON: {Run game} -> RUNNING_GAME
  BUTTON: {Options} -> OPTION_MENU
  BUTTON: {QUIT} -> RLY_QUIT

OPTION_MENU {Options}
  OPTION: {Fullscreen}, {Window Mode}
  BUTTON: {Back} -> MAIN_MENU

RLY_QUIT {You want to go?}
  BUTTON: {Yes} -> EXIT
  BUTTON: {No} -> MAIN_MENU