GnoCHM is a CHM file viewer. It is designed to integrate nicely with Gnome. It
uses PyCHM, a Python package that exports the CHMLIB API. Features are:

    * Full-text search support
    * Bookmarks
    * Gnome integration (on-line help, file associations, drag'n'drop from file
      manager, gnome menu entry)
    * Internationalisation support
    * Configurable support for HTTP links
    * Configurable support for external ms-its links

WWW: http://gnochm.sourceforge.net/
