SmoothGallery is a javascript gallery and slideshow system using MooTools. It allows you to have simple and cross-fading image galleries, timed slideshows and showcases.Unlike Lightbox 2, you can define the time of switching pictures automatically.And also, you can jump to a specific picture from the pictures menu and do not need to flick through all pictures in between.

Requirements: Firefox, Opera, Safari, Internet Explorer 6.0+
Demo: http://smoothgallery.jondesign.net/showcase/gallery
License: GPL License