I changed:

<div id="twitter_div">
<h2 class="sidebar-title">Twitter Update</h2>
<ul id="twitter_update_list"></ul>
</div> 

To:

<div id="twitter_div">
<h2>Twitter Update</h2>
<ul id="twitter_update_list"><li></li></ul>
</div> 

And all is well and it validates fine now.

http://www.houserefer.com/pda/

And the new zoom in/zoom out feature on the property images – check it out!!

Feedback apreciated.

You can view the page here.

We’ve created many more sites, but they’re not all listed!