What part of it do you want to manage?
my wordpress posts
http://gallery.live.com/liveItemDetail.aspx?li=c2bf1378-8b18-4a4e-880e-e399c8d7b7b4&bt=9&pl=8
http://www.kisaso.com/technology/wordpress-plugin-to-manage-multiple-blogs-initial-version-released/
Anyone using WPMU for multiple WP management? Am currently considering.