An Awesome CSS3 Lightbox Gallery With jQuery
It will be search-engine friendly and even be compatible with browsers which date back as far as IE6 (although some of the awesomeness is lost).
We are using jQuery, jQuery UI (for the drag and drop) and the fancybox jQuery plugin for the lightbox display in addition to PHP and CSS for interactivity and styling.
Editable CSS3 Photo Gallery
Photo gallery with click-to-enlarge photos, fancy CSS3 rollover effects, and marked up with HTML5.
CSS3 Gallery without using JQuery