I BACKED OUT OF THE GARAGE AND WAS IN REVERSE WITH MY FOOT ON THE BRAKE PEDAL ON THE DRIVEWAY WAITING FOR THE GARAGE DOOR TO CLOSE. FOR SOME REASON I CHANGED THE TRANSMISSION FROM REVERSE TO DRIVE AND STARTED GOING FORWARD. I HIT THE BRAKES AND THE CAR EVENTUALLY STOPPED, BUT NOT BEFORE HITTING THE THE GARAGE DOOR. I THEN PUT THE SELECTOR ROD IN REVERSE. THE CAR PROCEEDED TO ROLL DOWN THE DRIVEWAY DECLINE INTO THE STREET. I TRIED TO BRAKE, BUT THE BRAKE PEDAL WAS DEPRESSED AND THE BRAKES WOULD NOT ENGAGE. THE CAR STOPPED ONLY BECAUSE I PUT THE SELECTOR INTO DRIVE. I WAS STUCK IN THE MIDDLE OF THE STREET WITH THE BRAKE PEDAL DEPRESSED BY ITSELF AND THE GEAR SELECTOR IN DRIVE. I COULD NOT CHANGE THE GEAR UNTIL I REACHED DOWN AND PULLED THE BRAKE PEDAL UP FROM ITS DEPRESSED POSITION. *TR