Hey, I'm sure you've seen this already, but the Battle.net 2.0 preview page features a screenshot with a map called "Element TD". Hehe, you're famous. ;)
http://www.starcraft2.com/features/misc/battlenet.xml (Scroll down to the image entitled "Chat")
http://www.starcraft2.com/features/misc/battlenet.xml (Scroll down to the image entitled "Chat")