The analysis would be done on your computer. If you could send me a screenshot of the Configure/Third-Party page at
info@hibouscientificsoftware.com.au I could check that the third party are fine.
After you start the plugin in SketchUp, use right-click in the window to get a menu.
Have you look at the YouTube videos?
http://www.youtube.com/user/HibouSoftware - It is probably a good source of information.
There is also a written step-by-step tutorial on how to setup a case [it assumes that the installation works] at
https://dl.dropboxusercontent.com/u/...ody%28A%29.pdf
Otherwise, I would be happy to send you a skp to test your installation.