This small introduction only consists of how to install and use Clue. You can find license information at ITEAs pages about Clue(Norwegian only).
NTNU has a license agreement on the Maxi version of Clue, which contains all the other versions of the different dictionaries. You should only select those dictionaries marked (Maxi) (on top of the list), the English -> English and Norwegian -> Norwegian on the bottom of the list.
If you start Clue and select Options -> Install in Word you'll get two new buttons in Word: