Using a mouse:

Click anywhere on the image to zoom in. Hold the mouse button down and drag to move around the image, or click the control buttons at the bottom of the image window to zoom in, zoom out or pan around.

Use the button to return to the default view.

Use the button to view full screen (not in Flash version).

Use the navigator in the top left corner to move around the image once zoomed in - just click inside the area highlighted in red and drag with your mouse to the section you'd like to view.

Alternative keyboard shortcuts:

• Zoom in = Shift key
• Zoom out = CTRL key
• Pan left = left arrow key
• Pan right = right arrow key
• Pan up = up arrow key
• Pan down = down arrow key
• Reset = ESC key