okay yourself a chair and a white wall , turn around go near the door which is opened , now slightly take right , and you can see a open door enter into the room , you are in the entrance of the room , take right and move forward , on your left side you can see a glass now turn to your right you can see a open door enter into it , now your are in the staircases , move forward you can see a view from the glasses , again move forward and you have reached your destination .