Those of you who keep your toes in the web-news have probably heard rumors about how HTML5 and CSS3 are likely to replace many of the things that are currently done in Adobe’s Flash. Flash has a number of drawbacks, including being opaque to search engines and requiring the Flash plug-in to work.
Don’t believe HTML can pick up the slack? Well, check out these examples of CSS3 effects!
http://webdesignerwall.com/trends/47-amazing-css3-animation-demos