Here's a list of the buttons you use to control the Video Players:
Play/Pause: Plays and pauses a particular video or audio topic.
Stop: Stops the currently playing video/audio.
Next: Activates the next topic on the list or screen.
Previous: Activates the previous topic on the list or screen.
AutoPilot: Automatically plays topics starting with your current position in the list or screen.
Scroll Bar: Allows you to scroll up and down through a list of video/audio topics, glossary terms or index topics.
QuickTime(TM) Slider Bar: Allows you to move around within a video by dragging the slider icon to a particular place in the video or by clicking on the slider bar at a certain point in the video. You can step frame by frame through a video using the step buttons as well as adjust the volume of specific movies with the volume control feature.