.HHC File Extension
File Type
HTML Help Table of Contents
File Format
File
Common?
No
File Description
Stores table of contents (or site map) used by Microsoft HTML Help; provides help documentation via a Web browser
Program(s) that open hhc files
Windows:
Microsoft HTML Help Workshop
Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/hhc
