> A wiki page looks like any Web page, but with a
difference: With
> the click of a button, a visitor can add new material to the page
> or change what's already there. Others can see it once they
> refresh the page. This isn't as disruptive as it sounds; all
> changes are tracked, and earlier versions can be restored if
> important information is deleted. There is even a wiki
> encyclopedia (
Wikipedia.org), where anyone can add or amend
> entries.
> -- Wall Street Journal, Monday, January 12, 2004 Page R4