Click on a thumbnail image (the small
ones) to show it full size.
Click the [+] in the top of the full size
photo to "zoom in"
Click the [-] in the top of the full size
photo to "zoom out" (once you zoom in)
When you zoom in, you can then CLICK and
DRAG the photo inside its frame.
click and hold the mouse button down and drag the image up, down, left,
right.
Use the >>'s arrows to show more photos
(if there are any)