these films are optimized for the web using "windows media".
Below are links to download the "Windows Media Player" if you do not have it already installed.

click here to download "windows media player" for windows operating system

click here to download "windows media player" for Mac OSX

If you try to download these for immediate play, it most likely will NOT WORK. Instead, save them to your hard drive first, then play them. In "Windows" you Right-mouse-button-click on the link/button and a pull-down menu will allow you to "save target as..."