start with slideshow.html
     
      the slide show is navigated with keystrokes __only__
     
        j => next/fwd in either slide mode or index mode
     
        k => prev/back in either slide mode or index mode
     

        i => toggles between a slide and the index page
     
        n => toggles between a slide and it's notes page 
     
        r => toggles between a slide and it's resource directory
     
      note that page-down/up works in long slides