The WebCT server to which the users connect to can be installed by the course developer or by the network administrator at the developer's institution. One WebCT server can be used to develop and serve a large number of courses. There are several excellent editors that allow you to create HTML documents without knowing any HTML at all. One such editor which is very easy to learn is the one built into Netscape called Composer. The simple text formatting subset of HTML can be easily learned by anyone in an afternoon.
Primers describing the most used features are available.
If you already have an electronic copy of your content, this can probably be converted to HTML using an automatic conversion program. There are many available now for most popular word processing formats, and more are constantly being developed.