* Removed `contents' and `index' links * Don't show `top' link when there is none (fine now since the above   are gone) * Don't show right side of navbar when there are no links in it (which   is only at the start page)
* Removed `contents' and `index' links
* Don't show `top' link when there is none (fine now since the above
  are gone)
* Don't show right side of navbar when there are no links in it (which
  is only at the start page)

svn: r10628

mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket,mafagafogigante/racket