HI PEOPLE, I HAVE A PROBLEM WITH MY COMPUTER BECAUSE WE WERE TRANSFERING MUSIC TO AN USB MEMORY AND THE GUY THAT WAS WORKING ON THAT DID NOT TURN THE COMPUTER OFF BY GOING TO MENU, BUT HE JUST CLICKED THE POWER BUTTON AND TURNED IT OFF. NOW THAT I TRIED TO TURN IT ON AGAING TO START WORKING IT DOES NOT, IT JUST FLASHES IN THE MAIN SCREEN AND SHOWS THE HP LOGO AND SOME OPTIONS. PEOPLE WHAT DO I DO TO TURN IT ON AGAIN?????????