Abstract: A lighting system for a door having a plurality of wheels that roll in a rail to support the door in an opened configuration and a closed configuration, the rail having an interior bounded by a pair of opposing U-shaped channels, and the system including at least one light attached to the door, a rail contact fixedly mounted in the interior of the rail, a door contact mounted on the door and electrically connectable to the at least one light, the door contact structured to move entirely within the interior of the rail and to contact the rail contact only in response to the door being in the opened configuration to convey sourced electricity to at least one light to illuminate the light in response to the door contact making electrical contact with the rail contact when the door is in the opened position.