ng the object defined in the script by issuing these commands:
	<pre>
	t = Tree();
	</pre>
	Which constructs a new Tree object and assigns a reference to t.
	<pre>
	t.find(sites.getRoot(), "index.html");
	</pre>
	Call the find method on t, which takes a SiteNode as the first argument and a resource to find as the
	second. In this case, the method will iterate through all the nodes in the tree, because we started at
	the root, and will find index.html files.
	<br/><br/>
	Instead of iterating through all the 