【荐】JS一级横向滑动，二级竖向下拉的综合菜单
代码简介：级横向滑动，二级竖向下拉综合菜单，这个菜单一共是三级，前两级是滑动切换的方式，第三级主要是下拉菜单的形式，虽然简单的样式简约，但是实现他们其实是很复杂的，希望从事前端开发的朋友一同参考一下吧。
代码内容：
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>【荐】JS一级横向滑动，二级竖向下拉的综合菜单_网页代码站(www.webdm.cn)</title>
<style type="text/css">
<!--
body,ul,ol,li,dl,dt,dd,h1{ margin:0; padding:0; list-style:none;}
body { font:12px "Arial","宋体";color:#333;background:#FFF;}
a{border:none; text-decoration:none;}
#menu { width:980px; margin:30px auto;}
#menu dl { padding-left:10px; height:30px;overflow:hidden; }
#menu dl dd { float:left; padding-right:5px;}
#menu dl dd a {display:block; padding-left:10px; background:url("http://www.webdm.cn/images/20100421/menu.gif") no-repeat 0 -60px;}
#menu dl dd a span {
display:block;
color:#630;
width:50px;
height:30px;
text-align:center;
line-height:34px;
font-size:14px;
padding-right:10px;
background:url("http://www.webdm.cn/images/20100421/menu.gif") no-repeat right -60px;
overflow:hidden;
}
#menu dl dd a:hover,
#menu dl dd.ok a { background-position: 0 -90px;}
#menu dl dd a:hover span,
#menu dl dd.ok a span { cursor:pointer; font-weight:bold; color:#FFF;background-position: right -90px;}
#menu ol {clear:both; height:30px; background:url("http://www.webdm.cn/images/20100421/menu.gif") repeat-x 0 0;}
#menu ol li { float:left;}
#menu ol li a { color:#FFF; display:block; width:70px; text-align:center; height:30px; line-height:32px; overflow:hidden;}
#menu ol li a:hover,
#menu ol li.ok a,
#menu ol li.ol a{ font-weight:bold; background:url("http://www.webdm.cn/images/20100421/menu.gif") no-repeat 0 -30px;}
#menu ol li span { width:150px;position:absolute;background-color:#FEFEFE;}
#menu ol li span h1 {font:12px "宋体"; float:none; display:block; background-color:#E6E6E6;}
#menu ol li span h1 a,
#menu ol li.ok span h1 a,
#menu ol li.ok span ul a{
color:#333;
width:148px;
text-indent:10px;
height:24px;
line-height:26px;
text-align:left;
font-weight:normal;
border-top:#FFF 1px solid;
border-bottom:#A0A0A0 1px solid;
border-right:#A0A0A0 1px solid;
background-image:none;
}
#menu ol li span h1 a:hover,
#menu ol li span h1.ok a {color:#930; font-weight:bold; background-image:none; background-color:#D9D9D9;}
#menu ol li.ok span ul {width:147px; border:#E6E6E6 1px solid; border-top:none;overflow:hidden;}
#menu ol li.ok span ul a {border:none;}
#menu ol li.ok span ul a:hover { color:#930; font-weight:bold; text-indent:15px; background-image:none;}
.no,.ol span { display:none;}
-->
</style>
<script language="javascript">
<!--//
function ShowMenu(obj,n){
var dd = obj.parentNode.getElementsByTagName("dd");
for(var i=0;i<dd.length;i++){dd[i].className = "";}
dd[n].className = "ok";
var ol = document.getElementById("menu").getElementsByTagName("ol");
for(var i=0;i<ol.length;i++){ol[i].className = "no";}
ol[n].className = "";
}
function ShowSpan(obj,n){
var span = obj.parentNode.getElementsByTagName("span");
for(var i=0;i<span.length;i++){span[i].className = "no";}
span[n].className = "";
var li = obj.parentNode.getElementsByTagName("li")
li[n].className = "ok";
for(var i=0;i<li.length;i++){
if(i!=n){li[i].className = "";}
li[i].onmouseout = function(){this.className = "ol";}
}
}
function ShowUl(obj,n){
var ul = obj.parentNode.getElementsByTagName("ul");
var h1 = obj.parentNode.getElementsByTagName("h1");
for(var i=0; i<h1.length;i++){
h1[i].innerHTML = h1[i].innerHTML.replace("-","+");
h1[i].className = "";
}
if(ul[n].className == "no"){
ul[n].className = "";
obj.className = "ok";
obj.innerHTML = obj.innerHTML.replace("+","-");
}else{
ul[n].className = "no";
return;
}
for(var i=0; i<ul.length;i++){if(i!=n){ ul[i].className = "no";}}
}
//-->
</script>
</head>
<body>
<div id="menu">
<dl>
<dd class="ok" onmouseover="javascript:ShowMenu(this,0);"><a href="javascript:void(0);"><span>菜单A</span></a></dd>
<dd onmouseover="javascript:ShowMenu(this,1);"><a href="javascript:void(0);"><span>菜单B</span></a></dd>
<dd onmouseover="javascript:ShowMenu(this,2);"><a href="javascript:void(0);"><span>菜单C</span></a></dd>
</dl>
<ol>
<li onmouseover="javascript:ShowSpan(this,0);"><a href="javascript:void(0);">菜单A_0</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单A_0_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单A_0_0_0</a>
<a href="javascript:void(0);">菜单A_0_0_1</a>
</ul>
<h1 onclick ="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单A_0_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单A_0_1_0</a>
<a href="javascript:void(0);">菜单A_0_1_1</a>
<a href="javascript:void(0);">菜单A_0_1_2</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,1);"><a href="javascript:void(0);">菜单A_1</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单A_1_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单A_1_0_0</a>
<a href="javascript:void(0);">菜单A_1_0_1</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单A_1_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单A_1_1_0</a>
<a href="javascript:void(0);">菜单A_1_1_1</a>
<a href="javascript:void(0);">菜单A_1_1_2</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,2);"><a href="javascript:void(0);">菜单A_2</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单A_2_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单A_2_0_0</a>
<a href="javascript:void(0);">菜单A_2_0_1</a>
<a href="javascript:void(0);">菜单A_2_0_2</a>
</ul>
<h1 onclick ="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单A_2_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单A_2_1_0</a>
<a href="javascript:void(0);">菜单A_2_1_1</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,3);"><a href="javascript:void(0);">菜单A_3</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单A_3_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单A_3_0_0</a>
<a href="javascript:void(0);">菜单A_3_0_1</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单A_3_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单A_3_1_0</a>
<a href="javascript:void(0);">菜单A_3_1_1</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,4);"><a href="javascript:void(0);">菜单A_4</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单A_4_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单A_4_0_0</a>
<a href="javascript:void(0);">菜单A_4_0_1</a>
<a href="javascript:void(0);">菜单A_4_0_2</a>
</ul>
<h1 onclick ="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单A_4_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单A_4_1_0</a>
<a href="javascript:void(0);">菜单A_4_1_1</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,5);"><a href="javascript:void(0);">菜单A_5</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单A_5_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单A_5_0_0</a>
<a href="javascript:void(0);">菜单A_5_0_1</a>
<a href="javascript:void(0);">菜单A_5_0_2</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单A_5_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单A_5_1_0</a>
</ul>
</span>
</li>
</ol>
<!-- ol 0 End -->
<ol class="no">
<li onmouseover="javascript:ShowSpan(this,0);"><a href="javascript:void(0);">菜单B_0</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单B_0_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单B_0_0_0</a>
<a href="javascript:void(0);">菜单B_0_0_1</a>
</ul>
<h1 onclick ="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单B_0_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单B_0_1_0</a>
<a href="javascript:void(0);">菜单B_0_1_1</a>
<a href="javascript:void(0);">菜单B_0_1_2</a>
<a href="javascript:void(0);">菜单B_0_1_3</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,1);"><a href="javascript:void(0);">菜单B_1</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单B_1_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单B_1_0_0</a>
<a href="javascript:void(0);">菜单B_1_0_1</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单B_1_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单B_1_1_0</a>
<a href="javascript:void(0);">菜单B_1_1_1</a>
<a href="javascript:void(0);">菜单B_1_1_2</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,2);"><a href="javascript:void(0);">菜单B_2</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单B_2_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单B_2_0_0</a>
<a href="javascript:void(0);">菜单B_2_0_1</a>
</ul>
<h1 onclick ="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单B_2_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单B_2_1_0</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,3);"><a href="javascript:void(0);">菜单B_3</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单B_3_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单B_3_0_0</a>
<a href="javascript:void(0);">菜单B_3_0_1</a>
<a href="javascript:void(0);">菜单B_3_0_2</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单B_3_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单B_3_1_0</a>
<a href="javascript:void(0);">菜单B_3_1_1</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,4);"><a href="javascript:void(0);">菜单B_4</a>
<span class="no">
<h1 class="ok" onclick="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单B_4_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单B_4_0_0</a>
<a href="javascript:void(0);">菜单B_4_0_1</a>
<a href="javascript:void(0);">菜单B_4_0_2</a>
<a href="javascript:void(0);">菜单B_4_0_3</a>
</ul>
<h1 onclick ="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单B_4_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单B_4_1_0</a>
<a href="javascript:void(0);">菜单B_4_1_1</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,5);"><a href="javascript:void(0);">菜单B_5</a>
<span class="no">
<h1 class="ok" onclick ="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单B_5_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单B_5_0_0</a>
<a href="javascript:void(0);">菜单B_5_0_1</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单B_5_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单B_5_1_0</a>
<a href="javascript:void(0);">菜单B_5_1_1</a>
</ul>
</span>
</li>
</ol>
<!-- ol 1 End -->
<ol class="no">
<li onmouseover="javascript:ShowSpan(this,0);"><a href="javascript:void(0);">菜单C_0</a>
<span class="no">
<h1 class="ok" onclick ="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单C_0_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单C_0_0_0</a>
<a href="javascript:void(0);">菜单C_0_0_1</a>
<a href="javascript:void(0);">菜单C_0_0_2</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单C_0_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单C_0_1_0</a>
<a href="javascript:void(0);">菜单C_0_1_1</a>
<a href="javascript:void(0);">菜单C_0_1_2</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,1);"><a href="javascript:void(0);">菜单C_1</a>
<span class="no">
<h1 class="ok" onclick ="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单C_1_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单C_1_0_0</a>
<a href="javascript:void(0);">菜单C_1_0_1</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单C_1_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单C_1_1_0</a>
<a href="javascript:void(0);">菜单C_1_1_1</a>
<a href="javascript:void(0);">菜单C_1_1_2</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,2);"><a href="javascript:void(0);">菜单C_2</a>
<span class="no">
<h1 class="ok" onclick ="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单C_2_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单C_2_0_0</a>
<a href="javascript:void(0);">菜单C_2_0_1</a>
<a href="javascript:void(0);">菜单C_2_0_3</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单C_2_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单C_2_1_0</a>
<a href="javascript:void(0);">菜单C_2_1_3</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,3);"><a href="javascript:void(0);">菜单C_3</a>
<span class="no">
<h1 class="ok" onclick ="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单C_3_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单C_3_0_0</a>
<a href="javascript:void(0);">菜单C_3_0_1</a>
<a href="javascript:void(0);">菜单C_3_0_3</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单C_3_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单C_3_1_0</a>
<a href="javascript:void(0);">菜单C_3_1_3</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,4);"><a href="javascript:void(0);">菜单C_4</a>
<span class="no">
<h1 class="ok" onclick ="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单C_4_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单C_4_0_0</a>
<a href="javascript:void(0);">菜单C_4_0_1</a>
<a href="javascript:void(0);">菜单C_4_0_3</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单C_4_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单C_4_1_0</a>
<a href="javascript:void(0);">菜单C_4_1_1</a>
<a href="javascript:void(0);">菜单C_4_1_2</a>
</ul>
</span>
</li>
<li onmouseover="javascript:ShowSpan(this,5);"><a href="javascript:void(0);">菜单A_5</a>
<span class="no">
<h1 class="ok" onclick ="javascript:ShowUl(this,0)"><a href="javascript:void(0);"> - 菜单A_5_0</a></h1>
<ul>
<a href="javascript:void(0);">菜单A_5_0_0</a>
<a href="javascript:void(0);">菜单A_5_0_3</a>
</ul>
<h1 onclick="javascript:ShowUl(this,1)"><a href="javascript:void(0);"> + 菜单A_5_1</a></h1>
<ul class="no">
<a href="javascript:void(0);">菜单A_5_1_0</a>
<a href="javascript:void(0);">菜单A_5_1_3</a>
</ul>
</span>
</li>
</ol>
</div>
</body>
</html>
<br>
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代码来自：http://www.webdm.cn/webcode/d9232b05-a4b5-421a-b16c-4b625220125c.html
