代码示例:(标识:jquery_event_live)
<html>
<head>
<script type="text/javascript" src="/jquery/jquery.js"></script>
<script type="text/javascript">
$(document).ready(function(){
  $("button").live("click",function(){
    $("p").slideToggle();
  });
});
</script>
</head>
<body>
<p>这是一个段落。</p>
<button>请点击这里</button>
</body>
</html>
运行结果: