Greasemonkey script to add MathJaX to Gmane's Maxima page

// version 0.1 BETA!
// 2012-01-231
// Copyright (c) 2012, Leo Butler
// Released under the GPL license
// http://www.gnu.org/copyleft/gpl.html
//
// --------------------------------------------------------------------
//
// This is a Greasemonkey user script.  To install it, you need
// Greasemonkey 0.3 or later: http://greasemonkey.mozdev.org/
// Then restart Firefox and revisit this script.
// Under Tools, there will be a new menu item to "Install User Script".
// Accept the default configuration and install.
//
// --------------------------------------------------------------------
//
// ==UserScript==
// @name          search
// @namespace     http://www.a.namespace.without.a.name.org/projects/greasemonkey/
// @description   example script to put MathJaX on Maxima's Gmane page
// @include       http://blog.gmane.org/gmane.comp.mathematics.maxima.general
// @include       http://comments.gmane.org/gmane.comp.mathematics.maxima.general
// ==/UserScript==

// See HACK 47 of Greasemonkey Hacks

var mathjax = document.createElement('script');
mathjax.type="text/javascript";
mathjax.src="http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML";

var mathjaxConfig=document.createElement('script');
mathjaxConfig.type="text/x-mathjax-config";
mathjaxConfig.innerHTML='MathJax.Hub.Config({'+
    "tex2jax: {inlineMath: [['\\(','\\)']],"+
    "displayMath: [['$$','$$'], ['\\[','\\]']]}}};";

var head=document.getElementsByTagName('head')[0];
head.appendChild(mathjax);
head.appendChild(mathjaxConfig);