我要做一个动态的折叠面板，当点开折叠面板时，右侧的箭头会往下移，求大佬指点一下，非常感谢！代码如下
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Hello MUI</title>
<meta name="viewport" content="width=device-width, initial-scale=1,maximum-scale=1,user-scalable=no">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<!--标准mui.css-->
<link rel="stylesheet" href="css/mui.min.css">
<!--App自定义的css-->
<!--<link rel="stylesheet" type="text/css" href="../css/app.css"/>-->
</head>
<body>
<header class="mui-bar mui-bar-nav">
<a class="mui-action-back mui-icon mui-icon-left-nav mui-pull-left"></a>
<h1 class="mui-title">折叠面板</h1>
</header>
<div class="mui-content">
<ul class="mui-table-view">
<li class="mui-table-view-cell mui-collapse">
<a class="mui-navigate-right zbxq" href="#">表单</a>
</li>
<li class="mui-table-view-cell mui-collapse">
<a class="mui-navigate-right" href="#">文字排版</a>
<div class="mui-collapse-content">
<h1>h1. Heading</h1>
<h2>h2. Heading</h2>
<h3>h3. Heading</h3>
<h4>h4. Heading</h4>
<h5>h5. Heading</h5>
<h6>h6. Heading</h6>
<p>
p. 目前最接近原生App效果的框架。
</p>
</div>
</li>
</ul>
</div>
<script src="js/mui.min.js"></script>
<script>
mui.init({
swipeBack:true //启用右滑关闭功能
});
mui.plusReady(function(){
for (var i=1;i<=3;i++) {
var a = document.body.querySelector('.zbxq');
var div = document.createElement('div');
div.className = 'mui-collapse-content';
div.innerHTML += '<p>配件名称：配件'+i+'</p><p>是否维修： 维修</p><p>配件价格： '+i+'0</p>';
a.append(div);
}
})
</script>
</body>
</html>
