DRIVER'S SIDE WINDOW STARTED GOING UP AND DOWN ERRATICALLY. NEXT A SMALL AMOUNT OF SMOKE STARTED TO COME OUT FROM AROUND THE WINDOW SWITCH. THEN THE SMELL OF ELECTRIC WIRES BURNING BEGAN. LARGER AMOUNT OF SMOKE BEGAN COMING FROM SWITCH ASSEMBLY. ALL OCCUPANTS EXITED THE VEHICLE SAFELY. DOOR PANEL WAS PULLED FROM THE FRAME. SMALL FIRE STARTED AND BECAME VISIBLE COMING FROM BEHIND DOOR PANEL. FIRE EXTINGUISHER WAS USED TO PUT OUT FIRE. SWITCH ASSEMBLY WAS REMOVED AND CONFIRMED ELECTRICAL FIRE FROM THE SWITCH CLUSTER.