Hide Categories from the Navigation with Pure CSS  Last modified
by Scott on Thu, June 24, 2010 16:50 Source|Old Revisions    The
Simple Solution  Update: Currently, this method only works if
you aren’t adding .html to your category pages. I recently found
out that “.html” was being added to classnames, which
effectively renders them invalid (since . in a css selector is
associated with a full class name). I’ve submitted a bug report
to have this fixed, but who knows if and how long it will take
to be fixed. See the bug report for more details and the fix.
There have been other, more-detailed methods of keeping
categories out of the navigation bar, including one that uses
CSS, however that one requires some coding that goes a bit
beyond “simple”, at least in comparison to this method.  By
default, Magento’s category navigation is hard-coded. This makes
it very inflexible. And until they replace or extend it to be a
bit more usable, without hard coding HTML on the core, if we
want simple modifications, we can