jQuery UI tooltips
HTML
<link rel="Stylesheet" type="text/css" href="http://code.jquery.com/ui/1.9.0/themes/base/jquery-ui.css" />
<script type="text/javascript" src="http://code.jquery.com/jquery-1.8.2.js"></script>
<script type="text/javascript" src="http://code.jquery.com/ui/1.9.0/jquery-ui.js"></script>
<div id="menu">Tooltip Disabled:<br />
<input title="test1"/><br />
<input title="test2"/>
<div><span title="span">span</span></div>
</div>
<br />
Tooltip enabled:<br />
<input title="test3"/>
<div><span title="span">span</span></div>
JavaScript
$(function() {
// Do not use $(document) because that will not allow disabling later
$('*').tooltip({ track: false });
$('#menu *[title]').tooltip('disable');
});