MH & nmh: Email for Users & Programmers has moved to SourceForge.net. This section is now at: http://rand-mh.sourceforge.net/book/mh/chaenv.html.
If you aren't taken to the new site in 15 seconds, please click on the link above.
(The rest of the UCI MH archive is also at SourceForge: http://rand-mh.sourceforge.net/.)