Method 1:
   Use the left and right arrows on your keyboard
     <-  go to previous image and go to the next image ->

Method 2
  Click on the main image as follows:
     RIGHT SIDE of image to go to the next image
     MIDDLE of image to go to this gallery's index (proof view)
     LEFT SIDE of image to go to the previous image

Method 3
  Click on the thumbnail images.

To return to the Main Gallery Index (All image galleries)
   Click on the "Gallery Index" button located on the top of the page.