<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-1.8.3.js'></script>
<script type='text/javascript'>
$(window).load(function(){
$(function(){
$('.first').click(function(){
$('#load').html('<a href="#" class="second">Twice</a>');
});
$('#container').on('click', '.second', function(){
$('#twice').html('<a href="#" class="third">Third</a>');
});
});
});
</script>
</head>
<body>
<div id="container">
<a href="#" class="first">Click</a>
<div id="load"></div>
<div id="twice"></div>
</div>
</body>
</html>
【anchor】
