JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://code.jquery.com/jquery-1.4.4rc1.min.js"></script>

<div id="outer" style="padding:100px;background:blue" class="test">
    Outer DIV
    <div id="inner" style="background:red" class="test">
        Inner DIV
    </div>
<div>

JavaScript

$(function(){
                $('.test')
                   .live('mouseenter', function() {
                       console.log('entering ' + this.id);
                   })
                   .live('mouseleave', function() {
                       console.log('leaving ' + this.id);
                   })
            });