<script type="text/javascript" src="http://code.jquery.com/jquery-1.6.2.min.js"></script>
<table class="interface">
<tr class="any over">
<td><a class="element" id="123">ссылка 1</a></td>
</tr>
<tr class="any">
<td><a class="element" id="234">ссылка 2</a></td>
</tr>
</table>
<script type="text/javascript">
alert($('.interface .over .element')[0].innerHTML);
</script>