In the other blog about UI automation, I forgot to mention how to add the reference and should have included the solution. The assembly to reference is called UIAutomationClient in Visual Studio 2010. Use this MSDN article and James McCaffrey's blog to get started. I am attaching my sample solution here...

It has always been difficult to solve UI automation problems. There are many UI automation frameworks not only on the Internet but also internal at Microsoft. Choosing the right one that best fits your need could be difficult. Finally, there is an ultimate solution that’s shipped with .NET 3.0 or later...