@beautifulcoder resolved the issue in a related thread: How to include a file, and wrap its contents in a `pre` tag
<script type="text/javascript">
var ajaxRq = window.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject("Msxml2.XMLHTTP");
ajaxRq.open("GET", "/home/lawlist/archives/init.el", false);
ajaxRq.send(null);
document.write('<pre class="brush: lisp">');
document.write(ajaxRq.responseText);
document.write('</pre>');
</script>