The example in this article describes the jquery implementation of the navigation drop-down menu effect code suitable for portal sites. Share it with everyone for your reference. The details are as follows:
This is a web navigation menu written and implemented using jQuery CSS. It adopts a light blue layout. The overall style is elegant and fresh, simple and elegant, and it is a good menu. This feature is characterized by good compatibility and good performance under Firefox/IE. Moreover, wherever there are secondary submenus, there will be a small triangle logo on the main menu, which greatly improves the user experience. I believe you will also Like it.
The screenshot of the running effect is as follows:
The online demo address is as follows:
http://demo.jb51.net/js/2015/jquery-web-index-nav-menu-codes/
The specific code is as follows:
<!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">脚本之家</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>
I hope this article will be helpful to everyone’s jquery programming design.