Select a photo gallery from main grid list above. Once a photo gallery is selected, you can switch between galleries by clicking on the "grid" icon at the bottom left of the navigation bar, or click the "G" key on your keyboard. Once you are within a photo gallery, you can click on different thumbnail images to skip ahead in the slideshow, or let it play automatically. You can also use the "left" and "right" arrow keys on your keyboard. To pause, or play the slideshow, you can click on the "play" icon at the right of the navigation bar, or you can click on the "spacebar" on your keyboard. To view the photos in "full-screen" mode, you can click on the "enlarge" icon at the bottom right of the navigation bar, or click the "F" key on your keyboard.