Thread

Thread Ref:

http://10rem.net/blog/2010/04/23/essential-silverlight-and-wpf-skills-the-ui-thread-dispatchers-background-workers-and-async-network-programming

http://www.dotblogs.com.tw/kan/archive/2009/11/09/11501.aspx

AutoResetEvent Ref:

http://msdn.microsoft.com/zh-tw/library/system.threading.autoresetevent.aspx