WHILE DRIVING APPROX. 45 MPH THE CAR BEGIN TO RACE, AS THOUGH IT WERE STUCK IN GEAR, I APPLIED MY BRAKES, BUT THEY DID NOT RESPOND. THE CAR CONTINUED TO ACCELETE (UP HILL) ON IT'S OWN. I ATTEMPTED TO APPLY THE BRAKES, BUT TO NO AVAIL, THE CAR CONTINUED TO ACCELERATE. I STEERED THE CAR TO JUMP A CURB AND APPLIED THE EMERGENCY BRAKE, THE CAR CONTINUED TO ACCELERATE. I WAS NO LONGER IN CONTROL OF THE CAR, SO I TOOK OFF MY SEAT BELT AND EJECTED FROM THE CAR. THE CAR WENT HEAD ON INTO A TRUCK AND WAS SUBSEQUENTLY TOTALLED. *AK