Werewolves in the library

We have new projectors at school that allow us to show movies on a pull-down screen. Yeah, like what we had when I was in elementary school, but I'm not talking about film strips made in the 1950s shown through a big and heavy blue projector. These let us show DVDs. The downside is that our school didn't have the foresight to hook up the DVD player to the projector, so we have to use the computer. You can't do anything else with the computer while the movie's playing. And you have to move the...