Download here [wordpress.com]. This is released under the GNU General Public License (GPL), Version 2.
Ideal for WordPress sites with many Pages. If you are using WordPress as a CMS (Content Management System) for any significant websites, this is for you.
Here’s how the menu of pages enlarges as you navigate the Fisher Shotcrete site, which I did in WordPress. This site has nearly a hundred pages; displaying all them all in one huge list would be overwhelming. (Note, this also uses the AutoNav plugin to automatically create the “image style menus” on each page.)
At first you see only the top-level pages:
After clicking on Architectural Uses you then see the pages under that:
Clicking on Retention Walls then enlarges that page, while still displaying its siblings (like Golf Courses)
This behavior is all configurable through the HierPage plugin widget configuration screen, as follows: