hey,
I tried downloading the 1st movie.
(http://www.mediafire.com/?sharekey=6d6eb05433b593b8e5c3dee5769931ec5564c164b92a351dc95965eaa7bc68bc).
I downloaded all the 3 parts,but there wasn't any kind of password related issue.I renamed .__a,.__b,.__c respectively .001,.002,.003.Then joined them...