Although I agree that it would be a very fun addition to the site, the answer is no, because that involves way too much programming for something that would end in lack's receiving a cease-and-desist from Tolkien's estate. Not to mention those douchebags at Hasbro.
If you look around the web there is a site dedicated to lotrr it adds strongholds and leaders though which give you a 1+ to the highest die roll which is good. By the way look around the web.