You are standing on the stairs turn right and go downstairs, once you are facing the two paintings of ship on the wall, take the first opening beside it near the green cushion table and turn around and proceed straight ahead towards the round design on the floor at the main entrance, take a step on that and turn on your left, now take the first entrance on your right straight ahead their is a small hallway , go inside and take the second entrance on your right and this is an elevator, take one step and you are done.