> How to stop httrack adding ".html" at end of
> filenames? I would like download identical to sever
> files, which are <http://example.com/1234> not
> <http://example.com/1234.html>
A mirror is NOT a copy. You can only get the html output and referenced files
from the public side of a server. 
A mirror is a collection of FILES. 1234 could be anything on the webserver
including dynamically generated html. 1234.html is the html file on your
machine, no server exists.