jQuery UI案例 - W3xue在线HTML/CSS/JS运行工具

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<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>菜单部件（Menu Widget）演示</title>
  <link rel="stylesheet" href="/css/jqu1.10.4/jquery-ui.min.css">
  <style>
  .ui-menu {
    width: 200px;
  }
  </style>
  <script src="/js/jqu/jquery.min1.10.2.js"></script>
  <script src="/js/jqu/jquery-ui.min1.10.4.js"></script>
</head>
<body>
 
<ul id="menu">
  <li><a href="#">Item 1</a></li>
  <li><a href="#">Item 2</a></li>
  <li><a href="#">Item 3</a>
    <ul>
      <li><a href="#">Item 3-1</a></li>
      <li><a href="#">Item 3-2</a></li>
      <li><a href="#">Item 3-3</a></li>