Webcast: "QuickStart with Ajax in Sharepoint" by Serge Luca

Here is a link to an interesting webcast showing how to start with AJAX in SharePoint published by Serge Luca, a Belgian SharePoint MVP: http://sergeluca.spaces.live.com/blog/cns!E8A06D5F2F585013!5759.entry?wa=wsignin1.0&sa=353231701