VEHICLE WAS STATIONARY, IN PARK WITH ENGINE IDLING. STANDING OUTSIDE OF VEHICLE, I OPENED DOOR TO REACH IN TO TURN IGNITION OFF. AS SOON AS I HIT IGNITION, CAR ACCELERATED FORWARD DRAGGING ME ABOUT 10 YARDS. I WAS NOT IN VEHICLE AND HELD ON TO STEERING WHEEL AND OPEN DOOR TO KEEP FROM GETTING RUN OVER. IT COLLIDED WITH VEHICLE PARKED IN FRONT OF ME, LUCKILY IN AN EMPTY PARKING LOT AND NO ONE WAS INJURED. THERE IS SURVEILLANCE CAMERA ON SITE AND THIS INCIDENT WAS CAPTURED ON VIDEO. WITNESSES WERE PRESENT AND CO-WORKERS VIEWING IT WERE FRIGHTENED BY IT...CAR SEEMED TO HAVE A MIND OF ITS OWN.