AnetHelpTool - description from Softdepia.com:
AnetHelpTool is WYSIWYG help-authoring system for creating Win/HTML/Java Help files,
RTF Manuals and Web sites. It provides an easy and pleasant development process,
which saves time and increases your help-writing efficiency.
Help file developed in AnetHelpTool can be inverted in the set of HTML files
for uploading on Web server for the hypertext documentation
become available for Internet/Intranet users. It has modes:
Runtime and Design. In the design mode you can create and edit your document.
The runtime mode emulates real WinHelp environment.
It greatly simplifies design since the program is almost fully WYSIWYG
and looks like an actual help file. It is also possible to define,
which topic must be included in a help file and which one must be saved in a manual.
Starting from version 6.0 it supports import of help projects developed in other Help editing programs.
AnetHelpTool is a "Free to try" program. You can download and try it for an evaluation period.