User blog comment:BBilge/This site really needs: revamped ability animations/@comment-1915726-20110519042517/@comment-1915726-20110523065158

See Theora for browser and plugin that support OGV playback. I suggest providing both OGG and GIF if accessibility is your major concern. You may modify the AD template buy applying Tabber (example) so reader can instantly switching between GIF and OGG.