[英]Multi-level Drop-down Menu CSS JS: not working with IE
IE11的问题,我有在Chrome和FireFox中工作的下拉多级菜单,但没有IE11, 因此我可以只更改一个文件就可以更改菜单,而不必转到每个页面进行更改菜单。 我将需要三级菜单。 (感谢Frogmouth的帮助使其能够正常工作): 多层(下拉)菜单CSS JS
我尝试了HTML不同的!DOCTYPE,但无法正常工作。
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>PHP Demo</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
<link href="site123.css" rel="stylesheet">
</head>
<body>
<nav id="nav01"></nav>
<script type="text/javascript" language="javascript" src="Menu-Script.js"></script>
<div id="main">
<h1>Welcome to Our Site</h1>
<h2>Web Site Main Ingredients:</h2>
<p>Pages (HTML)</p>
<p>Style (CSS)</p>
<p>Code (JavaScript)</p>
<footer id="foot01"></footer>
</div>
</body>
</html>
我有CSS(文件名:site123.css)
ul#third-level-menu
{
position: absolute;
top: 0;
right: -150px;
width: 150px;
list-style: none;
padding: 0;
margin: 0;
display: none;
}
ul#third-level-menu > li
{
height: 30px;
background: #999999;
}
ul#third-level-menu > li:hover { background: #CCCCCC; }
ul#second-level-menu
{
position: absolute;
top: 30px;
left: 0;
width: 150px;
list-style: none;
padding: 0;
margin: 0;
display: none;
}
ul#second-level-menu > li
{
position: relative;
height: 30px;
background: #999999;
}
ul#second-level-menu > li:hover { background: #CCCCCC; }
ul#top-level-menu
{
list-style: none;
padding: 0;
margin: 0;
}
ul#top-level-menu > li
{
position: relative;
float: left;
height: 30px;
width: 150px;
background: #999999;
}
ul#top-level-menu > li:hover { background: #CCCCCC; }
ul#top-level-menu li:hover > ul
{
/* On hover, display the next level's menu */
display: inline;
}
/* Menu Link Styles */
ul#top-level-menu a /* Apply to all links inside the multi-level menu */
{
font: bold 14px Arial, Helvetica, sans-serif;
color: #FFFFFF;
text-decoration: none;
padding: 0 0 0 10px;
/* Make the link cover the entire list item-container */
display: block;
line-height: 30px;
}
ul#top-level-menu a:hover { color: #000000; }
而且我有JS(文件名:Menu-Script.js)
document.getElementById("nav01").innerHTML =
"<ul id='top-level-menu'>" +
"<li><a href='index.html'>Home</a>" + // not close li here
"<ul id='second-level-menu'>" +
"<li><a href='index12.html'>Home12</a>" + // not close li here
"<ul id='third-level-menu'>" +
"<li><a href='index123.html'>Home123</a></li>" +
"<li><a href='index124.html'>Home124</a></li>" +
"</ul></li>" + // close li here
"<li><a href='index13.html'>Home13</a></li>" +
"</ul></li>" + // close li here
"<li><a href='customers.html'>Data</a></li>" +
"<li><a href='about.html'>About</a></li>" +
"</ul>";
document.getElementById("foot01").innerHTML =
"<p>© " + new Date().getFullYear() +
" OKay..</p>";
这么多事情出了问题,您在无html5文档中使用了html5标签。
但是,问题是由于您在页脚标记之前加载了js,因此js无法看到它。
菜单不必在js中使用纯HTML来完成。
<!DOCTYPE html>
<html>
<head>
<link href="site123.css" rel="stylesheet">
</head>
<body>
<nav id="nav01">
<ul id="top-level-menu">
<li><a href="index.html">Home</a>
<ul id="second-level-menu">
<li><a href="index12.html">Home12</a>
<ul id="third-level-menu">
<li><a href="index123.html">Home123</a></li>
<li><a href="index124.html">Home124</a></li>
</ul>
</li>
<li><a href="index13.html">Home13</a></li>
</ul>
</li>
<li><a href="customers.html">Data</a></li>
<li><a href="about.html">About</a></li>
</ul>
</nav>
<div id="main">
<h1>Welcome to Our Site</h1>
<h2>Web Site Main Ingredients:</h2>
<p>Pages (HTML)</p>
<p>Style (CSS)</p>
<p>Code (JavaScript)</p>
<footer id="foot01"></footer>
</div>
<script>
document.getElementById("foot01").innerHTML =
"<p>© " + new Date().getFullYear() +
" OKay..</p>";
</script>
</body>
</html>
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