#10012: make sure the entries in #mainnav stay in place  - enforce having always a scrollbar, even for page with a short height like the TracSearch  - don't use bold to highlight the active entry
#10012: make sure the entries in #mainnav stay in place
 - enforce having always a scrollbar, even for page with a short height like the TracSearch
 - don't use bold to highlight the active entry


git-svn-id: 0d96b0c1a6983ccc08b3732614f4d6bfcf9cbb42@11132 af82e41b-90c4-0310-8c96-b1721e28e2e2

rbaumg/trac,rbaumg/trac,rbaumg/trac,rbaumg/trac