怎么用html写下拉菜单啊
发布网友
发布时间：2022-04-23 13:31
共3个回答
热心网友
时间：2022-04-07 12:11
<html xmlns=" http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<script type=text/javascript><!--//--><![CDATA[//><!--
function menuFix() {
var sfEls = document.getElementById("menu").getElementsByTagName("li");
for (var i=0; i<sfEls.length; i++) {
sfEls[i].onmouseover=function() {
this.className+=(this.className.length>0? " ": "") + "sfhover";
}
sfEls[i].onMouseDown=function() {
this.className+=(this.className.length>0? " ": "") + "sfhover";
}
sfEls[i].onMouseUp=function() {
this.className+=(this.className.length>0? " ": "") + "sfhover";
}
sfEls[i].onmouseout=function() {
this.className=this.className.replace(new RegExp("( ?|^)sfhover\\b"),
"");
}
}
}
window.onload=menuFix;
//--><!]]></script>
<style type="text/css">
body { font-family: Verdana; font-size: 12px; line-height: 1.5; }
a { color: #000; text-decoration: none; }
a:hover { color: #F00; }
#menu { width:500px; height:28px; margin:0 auto; border-bottom:3px solid #E10001;}
#menu ul { list-style: none; margin: 0px; padding: 0px; }
#menu ul li { float:left; margin-left:2px;}
#menu ul li a { display:block; width:87px; height:28px; line-height:28px; text-align:center; background:url( http://www.aa25.cn/upload/2010-06/27/nav_bg2.gif) 0 0 no-repeat; font-size:14px;}
#menu ul li a:hover { background:url( http://www.aa25.cn/upload/2010-06/27/nav_bg3.gif) 0 0 no-repeat;}
#menu ul li a#current { background:url( http://www.aa25.cn/upload/2010-06/27/nav_bg1.gif) 0 0 no-repeat; font-weight:bold; color:#fff;}
#menu ul li ul { border:1px solid #ccc; display:none; position:absolute;}
#menu ul li ul li { float:none; width:87px; background:#eee; margin:0;}
#menu ul li ul li a { background:none;}
#menu ul li ul li a:hover { background:#333; color:#fff;}
#menu ul li:hover ul { display:block;}
#menu ul li.sfhover ul { display:block;}
</style>
</head>
<body>
<div id="menu">
<ul>
<li><a id="current" href="#">首页</a></li>
<li><a href="#">网页版式</a>
<ul>
<li><a href="#">自适应宽度</a></li>
<li><a href="#">固定宽度</a></li>
</ul>
</li>
<li><a href="#">web教程</a>
<ul>
<li><a href="#">新手入门</a></li>
<li><a href="#">视频教程</a></li>
<li><a href="#">常见问题</a></li>
</ul>
</li>
<li><a href="#">web实例</a></li>
<li><a href="#">常用代码</a></li>
</ul>
</div>
</body>
</html>
热心网友
时间：2022-04-07 13:29
热心网友
时间：2022-04-07 15:03
