you can not jump, arrow keys to move, space for vacuum, use the vacuum to shake things, a door appears after sucking up a ghost sometimes, the ghost health is in the corner, down arrow to use doors, the boss is really easy when you go behind him, press the red stop button when the boss is over,
thank you proseph for boo sounds credit to proseph credit to weegee80 lots of credit for sprites and sounds to thesuperguidegames!