CAR HAD BEEN PARKED IN CUSTOFOAM CORPORATION, MAUSTON, WI., PARKING LOT FOR ONE AND A HALF DAYS. RECEIVED CALL ON FRIDAY, APRIL 30, 1999 AT 2:30 PM THAT THE OFFICE MANAGER AND OTHER EMPLOYEES HAD TO BREAK THE DRIVER'S SIDE FRONT WINDOW IN ORDER TO OPEN THE HOOD AND DISCONNECT THE BATTERY CABLES. INTERIOR OF CAR WAS FILLING WITH HEAVY SMOKE AND CAR WAS TRYING TO START ITSELF. INVESTIGATION REVEALED THE IGNITION SWITCH AND WIRING WAS BADLY BURNED. *AK