One of the most difficult tasks in creating extensive hypertext is generating the initial documents and providing an easy way to link to them. For the the hypertext to be useful, there must be an easy way to create links to the generated documents. This section describes how to do this. The information produced by doctext may be used by tohtml [(ref tohtml)] to generate documents that have extensive cross-links to hypertext versions of their man pages. Special formatting options for HTML pages are also discussed.