At the back-end under Extensions/Plugin Manager and folder System, you should see the plug-in install. Click on its name and this takes you to the config page.
There are several basic options. If not, something has gone wrong with the install. Just re-install the plug-in on top of your current install.
See www.innato.nl/index.php?option=com_conte...&catid=13&Itemid=101 for a config overview.