Processing.js. JQuery Cycle Plugin. Check out Cycle2, the latest in the Cycle line of slideshows.
The jQuery Cycle Plugin is a slideshow plugin that supports many different types of transition effects. It supports pause-on-hover, auto-stop, auto-fit, before/after callbacks, click triggers and much more. It also supports, but does not require, the Easing Plugin. The plugin provides a method called cycle which is invoked on a container element. Processing 1.0 (BETA)