http://msmvps.com/blogs/luisabreu/archive/2007/09/25/c-signaling-state-changes-through-events.aspx[Update: Paulo was not impressed with this post but he didn't want to point it out in the comments. Next time, don't be shy :) He thinks I should drop the old sytax and write thread-safe code. As always, he's right. Let's be clear: ifenCommunityServer 2008.5 SP2 (Build: 40407.4157)