Screencasts are a very useful way to show an example of how to do anything on a computer. The screencast software captures everything that is happening on your computer screen, including the movement of your mouse cursor, and records it as a video.
Although Articulate suite doesn't have any screen capture capability, there is an application available online. This application, called Screenr, allows you to capture screencasts of up to 5 minutes and save them as videos. Those videos can then be downloaded and used in the various programs that are part of the Articulate suite.
There are other commercially available screencast capture programs online, such as Camtasia and Snagit. They are used in pretty much the same way as Articulate Screenr.
Articulate's screen capture software is located on its own website at www.screenr.com. You'll want to open the website and sign in. In the upper-right corner of the screen, there's a button for signing in...