Code Prettify using google-code-prettify
<div id="organization">
<div id="department">
<div id="group">
<div id="team">
<div id="taskforce">
<div id="member" />
</div> <!-- taskforce -->
</div> <!-- team -->
</div> <!-- group -->
</div> <!-- department -->
</div> <!-- organization -->
With line numbers...
<div id="organization">
<div id="department">
<div id="group">
<div id="team">
<div id="taskforce">
<div id="member" />
</div> <!-- taskforce -->
</div> <!-- team -->
</div> <!-- group -->
</div> <!-- department -->
</div> <!-- organization -->