fix right hand side scrolling over navigation
fix right hand side scrolling over navigation

If the right hand content got really wide, then
it could easily be scrolled over the primary
navigation on the left.

Fixed it by fixed positioning it.

fkaempfer/couchdb,fkaempfer/couchdb,fkaempfer/couchdb,fkaempfer/couchdb,fkaempfer/couchdb,fkaempfer/couchdb