Someone rather kindly said in a private e-mail that they like the syntax highlighting on this site, and requested the relevant .emacs
It's actually a standard colour scheme. Under Ubuntu/Debian you install the emacs-goodies-el package:
$ sudo apt-get install emacs-goodies-el
And then the elisp you need is:
I don't know who billw is, but thank you. I like it too.
To make html files from clojure files, use M-x htmlize-file