== mw-testing test ==
The following is:
<pre>
<div id="mw-testing">XYZ</div>
</pre>
The javascript test function should replace this with "This is test HTML":
<div id="mw-testing">XYZ</div>
=== A second text ===
<pre>
<div class="mw-testing2">ABC</div>
</pre>
<div class="mw-testing2">ABC</div>
== NavFrame test ==
<div class="NavFrame">