Jquery一个slideToggle搞定div的隐藏与显示

<!DOCTYPE html>

<html>

<head>

<script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js">

</script>

<script>

$(document).ready(function(){

$("#flip").click(function(){

$("#panel").slideToggle("slow");

});

});

</script>

<style type="text/css">

#panel,#flip

{

padding:5px;

text-align:center;

background-color:#e5eecc;

border:solid 1px #c3c3c3;

}

#panel

{

padding:50px;

display:none;

}

</style>

</head>

<body>

<div id="flip">Click to slide the panel down or up</div>

<div id="panel">Hello world!</div>

</body>

</html>

原文：http://www.runoob.com/jquery/jquery-ref-selectors.html