I WAS DRIVING ON A BUSY STREET, QUITE SLOW (ABOUT 20-25 MPH) AND SMOKE STARTED TO BILLOW OUT OF MY DRIVERS SIDE DOOR. THE SMOKE WAS COMING FROM UNDERNEATH THE SWITCHES WHICH CONTROL MY WINDOWS. THE SMOKE GOT PROGRESSIVELY WORSE IN A VERY SHORT AMOUNT OF TIME (30 SECONDS - 1 MINUTE). I WAS UNABLE TO OPEN MY WINDOWS TO LET THE BLACK SMOKE OUT. I OPENED MY CAR DOOR WHILE I DROVE INTO THE FIRST PARKING LOT I SAW. AS SOON AS I PARKED, I COULD SEE FLAMES UNDER THE WINDOW SWITCHES, WHICH MELTED THE PLASTIC AND CAUSED THE FLAMES TO GET LARGER. I WAS ABLE TO SMOLDER THE FIRE WITH A JACKET WHILE WAITING FOR THE FIRE DEPARTMENT. A FIRE CLAIM WAS FILED. MY CAR WAS TOWED, SINCE THE FIRE DEPARTMENT ADVISED ME NOT TO DRIVE IT. I AM NOW AWAITING WORD FROM THE MECHANIC IT WAS TOWED TO. I WORK FOR A HOME HEALTH CARE AGENCY, AND HAVE TO TRANSPORT SMALL OXYGEN TANKS ON OCCASION. I HAD ONE IN MY CAR AT THE TIME AND THIS ELECTRICAL MALFUNCTION COULD HAVE BEEN DEADLY. *TR