EasyUI

效果：

html代码：

<div id="aa" class="easyui-accordion" style=" 300px; height: 200px;">
    <div title="Title1" data-options="iconCls:'icon-save'" style="overflow: auto; padding: 10px;">
        <h3 style="color: #0099FF;">Accordion for jQuery</h3>
        <p>
            Accordion is a part of easyui framework for jQuery.     
It lets you define your accordion component on web page more easily.
        </p>
    </div>
    <div title="Title2" data-options="iconCls:'icon-reload' " style="padding: 10px;">
        content2    
    </div>
    <div title="Title3">
        content3    
    </div>
</div>

js代码：

$(function () {
    $('#aa').accordion({
         300,
        height: 200,
        fit: true,//是否全屏显示
        selected: 0,
    })
})