Once loaded, the image will automatically revolve around the room. If you would like to stop the automatic view, click your mouse inside the image, then while holding your mouse button down, move your mouse either left or right, up or down, to 'look' around the panorama.

Zoom In - press and hold the 'shift' key then click inside the image.
Zoom Out- press and hold the 'control' (ctrl) key then click inside the image.