> ###
> There are three "thumbnail" pictures displayed in a Movie
> Description window. The one on the left is more or less what the
> first frame will look like. The one on the right is the last frame.
> The one in the middle is somewhere in between the first and last
> frames. Its frame number depends on the slider position. Using the
> slider, you can move to different points to get a general feel for
> what the movie will look like.
>
>
