yea windows movie maker is really easy to use and its free
QFE
also you might want to look at sony vegas. its not free, but you can "buy" it off, well you choose. its more complex but very easy to learn and you can do many more things with it.
i really want to remember the software that came with the macintosh. the software for the macintosh is great. i heard they edited real movies with it. i think they edited titanic with it.