To view images - The first image will appear in the pane on the right with a description in the top left pane. Below that description, the thumbnailed images for the selected gallery appear and are accessed by clicking on the thumbnail or browsing that gallery by using the controls beneath them.
To view a different image gallery - Click on the blue Image Galleries tab on the left side of the description pane and select the desired gallery from the list.
Image controls - The main image controls on the lower right include options to scroll each image separately, enlarge an image, or play a slideshow. Hovering your mouse over a button will display the specific control for that button.