我的两个关于webpart开发的webcast

@TechNet

SharePoint WebPart 开发：
http://www.microsoft.com/china/technet/webcasts/ondemand/episode.aspx?newsID=msft021506vxpm

SharePoint WebPart开发最佳实践（将在今天下午两点）：
http://www.microsoft.com/china/technet/webcasts/live/episode.aspx?newsID=msft022006vxpm