Navigation is simplified by the arrows :
to the previous page
to the next page (or Section)
to the main level (if in SlideShow mode, to the main level - or switch to manual mode)
to a more detailed level (if in manual mode, to a more detailed level in SlideShow mode)
There is a basic TEXT explanatory section with links to most sections
(It will soon also feature a complete chronological index)
Go to the Photographic Section
(manual selection of each item)
Go direcly to the Video Section
Start the SlideShow
(automatic sequence of each page)
Done on a Mac! - Make sure you have QuickTime™
installed ! ...
Done on a Mac! - Make sure you have QuickTime™ 
installed ! ...