geoFlock for Flock browser

We’ve been using Google map for our branch locations (for the simple version, see http://www.lib.msu.edu/about/maps2.html. http://staff.lib.msu.edu/junus/libs/maps2.html) Now, Flock has this geoFlock extension (http://flock.spatialviews.com/?q=node/10) and I can show the Main Library like this:

Flock with geoFlock extention

Or, for a little bit fancier:

Flock with geoFlock extention

Now, trying to find out whether it can read an xml file…