a demo for silverlight4.0 and mysql via IRA Services

我们录制的视频  

http://v.youku.com/v_show/id_XNDI1NjY1Mjgw.html

 what's more important,we should compile the xx.web project before add the domain service class.

references:http://blog.csdn.net/dujingjing1230/article/details/5498190

http://blog.csdn.net/dujingjing1230/article/details/5478166