ok heres what happens, every time i do somthing to the cmputer MY FSKING SISTERS SCREW IT UP! just this morning i woke up and both of them were sitting at the computer, ever scence we went to stupid disney world my one sister has been obsessed with AJck SPawrrow from pirates of the caribean. so i wake up theres friggin jack sparow ALL OVER THE FSKING DESKTOP! and the task bar is now green instead of silver and the font is at large size. how can i keep them from doing this?