RokNavMenu is a menu module from RocketTheme which provides functions above and beyond the capabilities of the default Joomla menu.
http://www.rockettheme.com/joomla/extensions/roknavmenu
Widgets · Joomla Module
Get access to data on 259,841 websites that are RokNavMenu Customers. We know of 86,744 live websites using RokNavMenu and an additional 173,097 sites that used RokNavMenu historically and 32,952 websites in the United States.
Get a list of 259,841 websites using RokNavMenu which includes location information, hosting data, contact details, 86,744 currently live websites and an additional 21,876 domains that redirect to sites in this list. 173,097 sites that used this technology previously and 32,952 websites in the United States currently using RokNavMenu.