System requirements: Multimedia equipped PC,Windows 95/98/NT4, CD-Rom Drive and Sound Card. You will see and hear the instructors explain how to use the computer software. You have the choice of either performing the exercises in a simulated environment or playing the tutorial and watching while the computer does all the work. Maneuvering through the tutorial is made easy. An operation menu at the bottom of the screen lets you skip forward, backward, pause or repeat giving you control over your training. You can play a complete chapter, review a specific topic within a chapter or search the index to locate the topics you are having trouble mastering. It's easy to go back later to review a certain topic without having to watch the entire tutorial again.