Hi all, I recently found this info. and thought it would be well worth letting everyone know about it as it seems google aren't promoting it too heavily themselves at the moment.
"Google updated their analytics tracking script in October 2007, and are starting to roll out beta features using this script. This includes the new beta benchmarking facility rolled out two weeks ago to all users and the event tracking facility launched in private beta.
To see if you are using the latest scripts, check that you are using the below in your source code: