Twitter Bootstrap Progress Bar - a jQuery Plugin For Multi-Colored Progress Bars Posted by Hirvesh on Friday November 30, 2012 @10:24PM from the geersch.github.com dept. http://geersch.github.com/bootstrap-progressbar/ ( 1 comment | 4 points | on HN )
http://twitter.github.com/bootstrap/components.html#progress
Check out the "Stacked" example.