本文執行個體講述了jquery+CSS實現的水平布局多級網頁菜單效果。分享給大家供大家參考。具體如下：
這裡示範的Jquery和CSS共同實現的網頁常見的導覽功能表，支援兩級形式，藍色風格，最多支援二級，三級可能要對代碼進行改造了。本菜單屬於中規中矩型，實用性比較強，適合的網站種類也是很多的，希望大家會喜歡。
運行效果截圖如下：
線上示範地址如下：
http://demo.jb51.net/js/2015/jquery-css-scroll-nav-menu-style-codes/
具體代碼如下：
<!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>藍色帶陰影超酷的css+js導覽功能表代碼</title><style>body {margin:0px;}a:link {text-decoration: none;}a:visited {text-decoration: none;}a:hover {text-decoration: none;}a:active {text-decoration: none;}#nav_wrap {width:960px;}#nav{background:url(images/nav_bg1.gif) repeat-x bottom; height:49px; position:relative; width:950px; margin:20px auto;}#nav .l{background:url(images/nav_l1.gif) no-repeat bottom; height:49px; width:28px; float:left}#nav li {float:left; list-style:none;text-align:center;font-size:14px; }#nav li .v a{width:108px;height:49px; line-height:49px; display:block; color:#FFF;float:left; font-family:Arial,Verdana,Tahoma,"宋體"; }#nav li .v a:hover,#nav li .v .sele{background:url(images/nav_hover1.gif) no-repeat bottom;color:#fff;height:49px;line-height:49px; font-size:14px;}#nav .kind_menu {height:30px;*height:29px;line-height:30px;vertical-align:middle; position:absolute;top:46px;*top:48px;left:70px;width:880px; text-align:left; display:none;color:#000;font-size:12px;}#nav .kind_menu a {color:#000; float:left; text-align:center; width:90px; font-family:Arial,Verdana,Tahoma,"宋體";font-size:12px;}#nav .kind_menu a:hover {color:#000;border-bottom:2px #222b8e solid;}#nav .kind_menu span {font-size:10px; color:#000; line-height:30px; *line-height:26px; float:left }</style><SCRIPT src="jquery-1.6.2.min.js" type=text/javascript></SCRIPT></head><body style="text-align:center"><DIV id=nav_wrap><DIV id=nav><DIV class=l></DIV><UL class=c> <LI><SPAN class=v><A href="#" target="_blank">首頁</A></SPAN> <DIV class=kind_menu style="LEFT:50px">歡迎您訪問雲棲社區,我們為您提供最優質的網路營銷服務! </DIV></LI> <LI><SPAN class=v><A href="#">特惠套餐</A></SPAN> <DIV class=kind_menu style="LEFT: 40px"> <A href="#">電信特惠套餐</A> <SPAN>|</SPAN> <A href="#">智能雙線套餐</A> </DIV></LI> <LI><SPAN class=v><A href="#">網域名稱頻道</A></SPAN> <DIV class=kind_menu> <A href="#">英文網域名稱</A><SPAN>|</SPAN> <A href="#">中文網域名稱</A><SPAN>|</SPAN> <A href="#">通用網址</A><SPAN>|</SPAN> <A href="#">網域名稱交易</A><SPAN>|</SPAN> <A href="#">網域名稱協助</A><SPAN>|</SPAN> <A href="#">智能加速</A> </DIV></LI> <LI><SPAN class=v><A href="#">指令碼下載</A></SPAN> <DIV class=kind_menu style="LEFT: 40px"> <A href="#">網路營銷外包</A> <SPAN>|</SPAN> <A href="#">網頁特效代碼</A> </DIV></LI> <LI><SPAN class=v><A href="#">網頁特效</A></SPAN> <DIV class=kind_menu style="LEFT: 40px"> <A href="#">網路外包</A> <SPAN>|</SPAN> <A href="#">網路營銷</A> <SPAN>|</SPAN> <A href="#">特效代碼</A> </DIV></LI> <LI><SPAN class=v><A href="http://www.baidu.com">百度一下</A></SPAN> <DIV class=kind_menu style="LEFT: 40px"> <A href="#">網路外包</A> <SPAN>|</SPAN> <A href="#">營銷外包</A> <SPAN>|</SPAN> <A href="#">網頁特效</A> </DIV></LI> </UL></DIV><!--nav--></DIV><!--nav_wrap--><SCRIPT type=text/javascript> var site_url = window.location.href.toLowerCase(); switch (true) { default : $("#nav li").attr("class",""); $("#nav li").eq(0).attr("class","nav_lishw"); $(".nav_lishw .v a").attr("class","sele"); $(".nav_lishw .kind_menu").show(); } $("#nav li").hover( function(){ clearTimeout(setTimeout("0")-1); $("#nav .kind_menu").hide(); $("#nav li .v .sele").attr("class","shutAhover"); $(this).attr("id","nav_hover") $("#nav_hover .v a").attr("class","sele"); $("#nav_hover .kind_menu").show(); }, function(){ if($(this).attr("class") != "nav_lishw"){ $("#nav_hover .v .sele").attr("class",""); $("#nav_hover .kind_menu").hide(); } $(this).attr("id","") $("#nav li .v .shutAhover").attr("class","sele"); setTimeout(function(){ $(".nav_lishw .kind_menu").show(); $(".nav_lishw .v a").attr("class","sele"); },50); } );</SCRIPT></body></html>
希望本文所述對大家的jquery程式設計有所協助。
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