[Plugin: Freemind Viewer] Mindmap doesn’t get displayed (WordPress 2.9.2.)

i only get a light blue box in the size defined by me.
i tried to set any possible path to my, or the example mm.
when watching the content of flashobject.js it says it isn’t activated:
Edit Plugins
Editing wp-freemind/flashobject.js (inactive)

any idea?

thanks,
kai

http://wordpress.org/extend/plugins/wp-freemind/