Tabs - jQuery plugin for accessible, unobtrusive tabs"

Quickly, and easily, build an accessible and unobtrusive tabbed navigation interface for your web site. Provides predefined (slide and/or fade) and custom animations on tab selection, callbacks on tab selection, autoheight, activating tabs programmatically, disabling/enabling tabs. Support for history and bookmarking if used with the History/Remote plugin.

Source: http://www.stilbuero.de/jquery/tabs/