Apparently, this hasn't been posted on the forum yet, despite being released on Friday:

http://www.youtube.com/watch?feature=player_embedded&v=E95IEaZoeqU

And here is the article that discovered it for us:
http://www.neoseeker.com/news/22454-final-fantasy-xi-trailer-shows-off-seekers-of-adoulin-expansion-includes-geomancer-and-ward-fencer/

Enjoy.