我想使用 bootstrap twitter 在 rails 3.2.8 创建一个下拉菜单。该下拉菜单在 Firefox 中有效,但在 IE9 中无法打开。这是我到目前为止的代码:
<!DOCTYPE HTML>
<html>
<head>
<title><%= full_title(yield(:title)) %></title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
<script type="text/javascript" src="https://raw.github.com/twitter/bootstrap/master/js/bootstrap-
dropdown.js"></script>
<%= stylesheet_link_tag "application", media: "all"%>
<%= javascript_include_tag%>
<%= csrf_meta_tags %>
<!--[if lt IE 9]>
<script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
</head>
<body>
<div class="navbar .navbar-fixed-top">
<div class="nav-collapse">
<div class="navbar-inner">
<div class="container">
<a class="brand" href="#">
Home
</a>
<ul class="nav">
<li class="dropdown" id="fat-menu">
<a href="#fat-menu" class="dropdown-toggle" data-toggle="dropdown">
Drop-Down Menu
<b class="caret"></b>
</a>
<ul class="dropdown-menu">
<li><a>SAve</a></li>
<li class="divider"></li>
<li><a>Print</a></li>
</ul>
</li>
</ul>
</div>
</div>
</div>
</div>
<script>$(function() {$('.dropdown-toggle').dropdown()});</script>
<div class="container">
<%= yield %>
</div>
</body>
</html>
请问我需要做些什么来解决IE9上的问题吗?谢谢