Posted in Javascript onAugust 24, 2015
本文实例讲述了jquery实现适用于门户站的导航下拉菜单效果代码。分享给大家供大家参考。具体如下：
这是一款应用了jQuery+CSS共同编写实现的网页导航菜单，采用浅蓝色的布局方式，整体格调淡雅清新，简洁大方，不失为一款好菜单。本特点的特点是兼容好，在火狐/IE下都有良好表现，而且在有二级子菜单的地方，主菜单上都会有一个小三角标识，很好的提升了用户体验，相信你也会喜欢的。
运行效果截图如下：
在线演示地址如下：
具体代码如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>经典蓝色横向二级导航栏代码</title>
<style>
body {margin: 0;padding: 0;background: #FFF;font-family: arial,helvetica,sans;}
a {color: #006E97;text-decoration: none;cursor: pointer;cursor: hand;}
a:hover{text-decoration: underline;}
ul {margin:0;padding:0;list-style:none;}
/* Header头部部分 */
#header {float: left;display: inline;width: 100%;min-width: 980px;background: #005774;padding: 0;margin: 0 0 10px 0;height: auto;overflow: visible;}
#masthead {width: 100%;margin: 0 auto 0 auto;clear: both;overflow: visible;height:76px;z-index: 16777267;position:relative;}
#masthead .mast-strip { margin: 0 auto 0 auto;clear: both;overflow: hidden;width: 940px;height:76px;margin-bottom:0;overflow:visible;position:relative;}
#masthead #logo {float: left;width: 221px;height: 45px;padding-right: 15px;background:none;}
#masthead #logo img {margin: 15px 0 0 0;}
/* Nav主菜单部分 */
#dd-navigation {background: url('images/nav-bg.png') repeat-x;clear:both; border-bottom:1px solid #556164;}
#nav-strip ul li.nav-item,#nav-strip ul li.nav-item.active ,#nav-strip ul li.nav-item:hover{border-right: solid 1px #79dbe1; border-left: solid 1px #0d6b86;}
#nav-strip {clear: both; margin: 0 auto;width: 936px;height: 42px;line-height: 22px;position:relative;z-index: 16777265;border-right: solid 1px #0d6b86;border-left: solid 1px #79dbe1;}
#nav-strip a:hover {text-decoration:none;}
#nav-strip ul li.nav-item { display: inline;float: left;position:relative;width:115px;height: 42px;text-align:center;}
#nav-strip ul li.nav-item.active{background-color: #91dce1;background: url('images/nav-hover.png') repeat-x;}
#nav-strip ul li.nav-item:hover, #nav-strip ul li.nav-item.hover{background: #3DA7C6;}
#nav-strip ul li.nav-item:hover a, #nav-strip ul li.nav-item.hover a{color: #fff;}
#nav-strip ul li.nav-item.active a{color: #000;}
#nav-strip ul li a{font-weight: bold;color: #FFFFFF;display:block;padding:10px;font-size: 12px;outline:none;}
#nav-strip ul li a .primary-link, #nav-strip ul li.active a .primary-link, #nav-strip ul li.hover a .primary-link{background: url('images/sprite-nav.gif') 100% -10px no-repeat transparent;padding-right: 10px;}
#nav-strip ul li.no-subnav a .primary-link{background: none;padding-right: 0;}
#nav-strip ul li .subnav {display: none;position:absolute;top:43px;left: -1px;padding-bottom: 2px; background:#ceebf2;border:1px #ccc solid;z-index: 16777263;*min-width: 130px;}
#nav-strip .subnav-inner {float: left;*min-width: 130px;}
#nav-strip ul li .subnav ul{float: left;min-width: 130px;margin:0;}
#nav-strip ul li .subnav ul li{display:block;border-left:none;border-right:none;float: none;height: auto;margin: 0 10px;padding: 0; }
#nav-strip ul li .subnav ul.one{width: 130px;margin-bottom: 3px;}
#nav-strip ul li .subnav ul.one li{margin:0;}
#nav-strip ul li .subnav ul.one li a{font-weight: normal;}
#nav-strip ul li .subnav ul li a,#nav-strip ul li.nav-item:hover .subnav ul li a{font-size: 12px;color: #214181;white-space: nowrap;*white-space: normal;_white-space: nowrap;padding: 5px 20px; text-align:left;height:24px;}
#nav-strip ul li .subnav ul li a,#nav-strip ul li.nav-item:hover .subnav ul li a {white-space: normal;}
#nav-strip ul li .subnav ul li.active a,#nav-strip ul li .subnav ul li a:hover {color: #214181 !important; text-decoration:underline;}
</style>
<script src="jquery-1.6.2.min.js" type="text/javascript"></script>
</head>
<body>
<div id="header">
<div id="masthead">
<div class="mast-strip">
<div id="logo"><a id="logoLink" href="#"></a></div>
</div>
</div>
<div id="dd-navigation">
<div id="nav-strip">
<ul>
<li class="nav-item no-subnav" id="nav-item_1"><a href="#" ><span class="primary-link">首页</span></a>
</li>
<li class="nav-item" id="nav-item_2"><a href="#" ><span class="primary-link">关于我们</span></a>
<div class="subnav " id="subnav_2">
<div class="subnav-inner">
<ul class="one">
<li class=""><a href="#" target="_top">电子商务人才</a></li>
<li class=""><a href="#" target="_top">苏州网站建设</a></li>
<li class=""><a href="#" target="_top">苏州网站推广</a></li>
<li class=""><a href="#" target="_top">导航条代码</a></li>
<li class=""><a href="#" target="_top">网络营销外包</a></li>
<li class=""><a href="#" target="_top">苏州网站制作</a></li>
</ul>
</div>
</div>
</li>
<li class="nav-item" id="nav-item_3"><a href="#" ><span class="primary-link">产品展示</span></a>
<div class="subnav " id="subnav_3">
<div class="subnav-inner">
<ul class="one">
<li class=""><a href="#" target="_top">电子商务人才</a></li>
<li class=""><a href="#" target="_top">苏州网站建设</a></li>
<li class=""><a href="#" target="_top">苏州网站推广</a></li>
<li class=""><a href="#" target="_top">导航条代码</a></li>
<li class=""><a href="#" target="_top">网络营销外包</a></li>
<li class=""><a href="#" target="_top">苏州网站制作</a></li>
</ul>
</div>
</div>
</li>
<li class="nav-item" id="nav-item_4"><a href="#" ><span class="primary-link">行业资讯</span></a>
<div class="subnav " id="subnav_4">
<div class="subnav-inner">
<ul class="one">
<li class=""><a href="#" target="_top">苏州网站制作</a></li>
<li class=""><a href="#" target="_top">电子商务人才</a></li>
</ul>
</div>
</div>
</li>
<li class="nav-item" id="nav-item_5"><a href="#" ><span class="primary-link">工程案例</span></a>
<div class="subnav " id="subnav_5">
<div class="subnav-inner">
<ul class="one">
<li class=""><a href="#" target="_top">苏州网站建设</a></li>
<li class=""><a href="#" target="_top">苏州网站推广</a></li>
<li class=""><a href="#" target="_top">导航条代码</a></li>
<li class=""><a href="#" target="_top">网络营销外包</a></li>
<li class=""><a href="#" target="_top">苏州网站制作</a></li>
</ul>
</div>
</div>
</li>
<li class="nav-item no-subnav active" id="nav-item_6"><a href="#" ><span class="primary-link">三水点靠木</span></a>
</li>
<li class="nav-item" id="nav-item_7"><a href="#" ><span class="primary-link">联系我们</span></a>
<div class="subnav" id="subnav_7">
<div class="subnav-inner">
<ul class="one">
<li class=""><a href="#" target="_top">导航条代码</a></li>
<li class=""><a href="#" target="_top">网络营销外包</a></li>
<li class=""><a href="#" target="_top">苏州网站制作</a></li>
</ul>
</div>
</div>
</li>
<li class="nav-item no-subnav end" id="nav-item_8"><a href="#" ><span class="primary-link">客服中心</span></a>
</li>
</ul>
</div>
</div>
</div>
<script type="text/javascript">
if (typeof(Reuters) == 'undefined' || Reuters == null) {
Reuters = new Object();
}
if (typeof(Reuters.nav) == 'undefined' || Reuters.nav == null) {
Reuters.nav = new Object();
}
if (typeof(Reuters.info) == 'undefined' || Reuters.info == null) {
Reuters.info = new Object();
}
if (typeof Reuters.info.edition == "undefined") {
Reuters.info.edition = "BETAUS";
}
if (typeof(Reuters.nav.baseUrlPrefix) == 'undefined') {
Reuters.nav.baseUrlPrefix = '';
}
if (typeof(Reuters.nav.PRIMARY_SITE_URL) == 'undefined') {
Reuters.nav.PRIMARY_SITE_URL = 'http://www.baidu.com';
}
if(Reuters.info.edition == 'BETAUS' || Reuters.info.edition == 'US') {
Reuters.nav.PRIMARY_SITE_URL = 'http://www.baidu.com';
} else {
Reuters.nav.PRIMARY_SITE_URL = 'http://'+(Reuters.info.edition).toLowerCase()+'.reuters.com';
}
$("li.nav-item").hover(
function () {
$(this).addClass("hover");
$(this).children(".subnav").stop(true,true).delay(50).slideDown(50, function(){
if($.fn.bgiframe && ($("select").length > 0)){
$(this).bgiframe({opacity: false});
}
});
},function(){
$(this).removeClass("hover");
$(this).children(".subnav").stop(true,true).delay(50).slideUp(50);
});
$('#nav-strip a').click(function() {
var theParent = $(this).closest('.nav-item');
var theParentText= $('a .primary-link', theParent).text();
var linkText = $(this).text();
linkText = (linkText == theParentText)? linkText : theParentText + " - " + linkText;
var destLink = $(this).attr('href');
if (typeof(dcsMultiTrack) == "function") {
dcsMultiTrack('DCSext.DartZone','','DCSext.ModID','','DCSext.ModImp','0','DCSext.VirtualEvent', '1','DCSext.rNavChannel',theParentText,'DCSext.NavSection',linkText,'DCSext.NavURL',destLink,'WT.z_navtest', '1');
}
});
$('#masthead a').click(function() {
var destLink = $(this).attr('href');
if (typeof(dcsMultiTrack) == "function") {
DcsMultiTrack('DCSext.DartZone','','DCSext.ModID','','DCSext.ModImp','0','DCSext.VirtualEvent','1','DCSext.rNavChannel','Other','DCSext.NavURL',destLink,'WT.z_navtest','1');
}
});
$('#editionSwitchTop li').hover(function() {
$(this)
.find('ul')
.stop(true,true);
},function () {
$(this)
.find('ul')
.stop(true, true)
.delay(500)
.slideUp(50);
});
$("#editionSwitchTop li").click(function(event) {
if($(this).find('ul').css('display') == 'none'){
$(this)
.find('ul')
.stop(true, true)
.slideDown(75);
} else if($(this).find('ul').css('display') == 'block'){
$(this)
.find('ul')
.stop(true, true)
.slideUp(50);
}
});
$(document).ready(function() {
$('#editionSwitchFooter li').hover(function() {
$(this)
.find('ul')
.stop(true,true);
},function () {
$(this)
.find('ul')
.stop(true, true)
.delay(500)
.slideUp(50);
});
$(function() {
$("#editionSwitchFooter li").click(function(event) {
if($(this).find('ul').css('display') == 'none'){
$(this)
.find('ul')
.stop(true, true)
.slideDown(75);
} else if($(this).find('ul').css('display') == 'block'){
$(this)
.find('ul')
.stop(true, true)
.slideUp(50);
}
});
});
});
if($("#searchForm").attr("action") == '/search') {
$("#searchForm").attr("action", Reuters.nav.PRIMARY_SITE_URL +'/search');
}
$('#nav-strip a').each(function(ind) {
if (this.href.search(/\.reuters.com/i) == -1) {
this.target = "_blank";
}
});
</script>
</body>
</html>
希望本文所述对大家的jquery程序设计有所帮助。
jquery实现适用于门户站的导航下拉菜单效果代码
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