本文實例講述了js實現仿愛微網兩級導航菜單效果代碼。分享給大家供大家參考。具體如下:
這是一款仿愛微網兩級導航菜單,tab選項卡形式的導航菜單,原生js做的tab選項卡型的導航菜單,需要鼠標點擊才切換出二級子菜單,可修改成鼠標移過去就更換內容的形式。
運行效果截圖如下:

在線演示地址如下:
http://demo.jb51.net/js/2015/js-fawei-web-nav-menu-style-codes/
具體代碼如下:
<html>
<head>
<title>一個兩級的網頁菜單</title>
<style>
*{margin:0;padding:0;}
.subnav {
background-color: #3188DA;
color: #C0DEF9;
height: 20px;
}
.subnav a {
color: #FFFFFF;
margin-bottom: 0;
margin-left: 5px;
margin-right: 5px;
margin-top: 0;
}
.subnav a.cur {
color: #FAEC04;
}
.aa {
background-image: url("images/ui1.png");
background-origin: padding-box;
background-position: left -92px;
background-repeat: no-repeat;
}
.bb {
background-color: #75BAFB;
background-image: url("images/ui1.png");
background-position: left -183px;
background-repeat: no-repeat;
}
.cc{color:#ffffff;}
.dd{color:#000}
ul,li{list-style-type:none}
#navbox {
margin-bottom: 15px;
position: relative;
width:960px;
}
.mainnav {
border-bottom-color: #3188DA;
border-bottom-style: solid;
border-bottom-width: 5px;
height: 31px;
}
.mainnav li {
color: #FFFFFF;
float: left;
font-size: 14px;
font-weight: bold;
line-height: 31px;
margin-right: 5px;
text-align: center;
width: 90px;
}
.mainnav li a {
display: block;
font-weight: normal;
height: 31px;
}
.uhide{display:none;}
.ushow{display:block;}
</style>
</head>
<body>
<div id="navbox">
<ul class="mainnav">
<li class='bb' onclick='qh(0);' id='ta_0'><a href="#" class='cc' id='a0'>首頁</a></li>
<li class='aa' onclick='qh(1);' id='ta_1'><a href="#" class='dd' id='a1'>PHP教程</a></li>
<li class='aa' onclick='qh(2);' id='ta_2'><a href="#" class='dd' id='a2'>網頁前端</a></li>
<li class='aa' onclick='qh(3);' id='ta_3'><a href="#" class='dd' id='a3'>網頁特效</a></li>
<li class='aa' onclick='qh(4);' id='ta_4'><a href="#" class='dd' id='a4'>腳本下載</a></li>
</ul>
<div style="padding-left:20px;" class="uhide" id='tab_0'>
</div>
<div style="padding-left:20px;" class="subnav uhide" id='tab_1'>
<a >PHP基礎</a> |
<a href="#">mysql教程</a> |
<a href="#">smarty教程</a> |
<a href="#">PHP框架</a> |
<a href="#">PHP開源</a> |
<a href="#">Linux教程</a>
</div>
<div style="padding-left:20px;" class="subnav uhide" id='tab_2'>
<a >DIV+CSS布局</a> |
<a href="#">javascript教程</a> |
<a href="#">jquery教程</a> |
<a href="#">ajax教程</a> |
<a href="#">flash開源</a> |
<a href="#">photoshop教程</a>
</div>
<div style="padding-left:20px;" class="subnav uhide" id='tab_3'>
<a >js導航菜單</a> |
<a href="#">js表單特效</a> |
<a >js幻燈片</a> |
<a href="#">js文本特效</a> |
<a href="#">js彈出層</a> |
<a href="#">js網頁特效</a>
</div>
<div style="padding-left:20px;" class="uhide" id='tab_4'>
</div>
</div>
<script>
function g(o){return document.getElementById(o);}
function qh(n){
for(var i=0;i<=6;i++){
g('ta_'+i).className='aa';
g('ta_'+n).className='bb';
g('a'+i).className='dd';
g('a'+n).className='cc';
g('tab_'+i).className='uhide subnav';
g('tab_'+n).className='ushow subnav';
g('tab_0').className='uhide';
g('tab_0').className='uhide';
g('tab_4').className='uhide';
g('tab_4').className='uhide';
}
}
</script>
</body>
</html>
希望本文所述對大家的javascript程序設計有所幫助。