Constructing and Sharing ActionScript
Loading and Unloading Movies
To play additional movies without closing the Flash Player, or to switch movies without loading another HTML document, use the Load Movie action. The Unload Movie action removes a movie previously loaded by the Load Movie action. Not only can it be used to incrementally load sections of large Flash projects, but it can be used to manage code revisions by loading SWFs that only contain code.
To load a movie: