http://www.soaspx.com/dotnet/silverlight/silverlight_20100809_5273.html
http://social.microsoft.com/Forums/zh-CN/silverlightzhchs/thread/8e44d306-a68b-4ee7-a82f-68a12e82c7e4
http://bbs.csdn.net/topics/350241111
http://www.cnblogs.com/luosm/articles/2261826.html
http://blog.csdn.net/xuan444150/article/details/7666483
http://www.mysjtu.com/page/M0/S795/795975.html