You might recall I gave an AJAX birds of a feather session at BorCon last november. Later on I published the live demo on a custom web site,

Now I've added to the site a detailed technical white paper describing the implementation details, both on the Delphi/Kylix side and the JavaScript side. The complete source code is also available for download. Let me know if there are other examples available, as I'm quite interested in the topic (not only from a Delphi perspective).