Spoiler: zoom in on the window and look at the door number. then simply click the knobs on the ceiling of the room in that same order. EDIT: a walkthru (yay!! my first! ) please do not read the spoilers unless you're stuck, ... above the bridges. click each bridge. then click the 3rd building from the right end to see some water pipes with handles. turn each handle till the end of that pipe turns black, then when it empties into the water, click the shark when it grows ...
