Christian Effenberger wrote in with another impressive piece of work:
Gauge.js 1.0 allows you to add programmable gauges (with shading and reflection) to your webpages.
It works in all the major browsers – Mozilla Firefox 1.5+, Opera 9+, IE6+ and Safari.
On older browsers, it’ll degrade and your visitors won’t notice a thing.
Add to Firebug? 😉