" You see Al... computers on a Microsoft network are grouped logically into either workgroups or domains. Computers in a workgroup are sometimes referred to as standalone computers; computers in a domain are sometimes called member computers.
When you have installed Windows 2000, the computer can be moved from a workgroup into a...
---(CAMERA FLASH)---
...domain; it can also be moved between domains, and ultimately, removed from a domain and placed back in a workgroup environment.
...Uh, Al...What was that flash?"