NOTE: The official repository for this plugin has moved to https://github.com/driftyco/jquerymobile-tabbar
An easier to use NavBar control for jQuery Mobile apps. This control automatically detects the active button based on the current active page, and does not require the NavBar be wrapped inside of a footer or header for fixed, full-width positioning.
See more about the development of this widget on my blog: http://blog.codiqa.com/2012/06/the-making-of-a-jquery-mobile-widget-the-tab-bar/