Simple Tooltip 介绍
Simple Tooltip allows you to create simple, accessible and easy-configurable
tooltips.
<a href="#info">Info</a>
[...]
<div id="info">
<h3>Info</h3>
<p>Lorem ipsum dolor sit amet, consectetuer adipisci elit. Opes inermis
continent et, impetum aut.</p>
</div>
$("a").simpletooltip();
Simple Tooltip 官网
http://plugins.jquery.com/project/simpletooltip
