Clean and Elegant - Acts as a universal AJAX container for any ASP.NET content, allowing a whole new class of rich, high-performing web applications.

Cross-browser ComponentArt CallBack offers up-level cross-browser support for IE6, Firefox 1+, and Safari 1.3+.

Superior User Experience Communicates with the server more effectively and renders user interface elements through callbacks.

Client-side Caching - Features the ability to cache all received content on the client ensuring that any given type of content is loaded only once.