Web Front-end
JS Tutorial
jquery implements cool drop-down menu effect at the top of the web page_jquery
jquery implements cool drop-down menu effect at the top of the web page_jquery
本文实例讲述了jquery实现很酷的网页顶部图标下拉菜单效果。分享给大家供大家参考。具体如下：
兼容IE和火狐的顶部菜单栏，带图标的图文菜单，还有右上角的下拉导航效果，一个演示包括了两种菜单，都是很实用的效果，只使用了jquery就实现了。如果你的网站上此前用有jquery插件，那么整合起来就更方便了，点击运行可预览菜单效果。
运行效果截图如下：
在线演示地址如下：
http://demo.jb51.net/js/2015/jquery-web-top-ico-show-menu-style-codes/
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>
<title>jquery hover顶部导航栏菜单</title>
<style>
@charset "utf-8";
body,h1,h2,h3,h4,h5,h6,hr,p,blockquote,dl,dt,dd,ul,ol,li,pre,form,fieldset,legend,button,input,textarea,th,td,figure{margin:0;padding:0}
html{background-color:#e9ecec}
table{table-layout:fixed;border-collapse:collapse}
section,article,aside,header,footer,nav,dialog,figure{display:block}
.clearfix:after{content:"\20";display:block;height:0;line-height:0;font-size:0;clear:both}
body,button,input,select,textarea,td,th{color:#333;font:12px/1.5 tahoma,arial,\5b8b\4f53}
h1,h2,h3,h4,h5,h6{font-size:100%}
address,cite,dfn,em,var{font-style:normal}
code,kbd,pre,samp{font-family:courier new,courier,monospace}
small{font-size:12px}ul,ol{list-style:none}a{text-decoration:none;color:#06C}
a:hover{text-decoration:underline;color:#06C}
sup{vertical-align:text-top}
sub{vertical-align:text-bottom}
legend{color:#000}
fieldset,img{border:0 none}
button,input,select,textarea{font-size:100%}
table{border-collapse:collapse;border-spacing:0}
input:focus{outline:none}
.hd-main{height:60px;background:#fff;z-index:15;border-bottom:#b3b3b3 1px solid;box-shadow:0 0 5px #333}
.f-icon{background-image:url('images/frame-icon.png');background-repeat:no-repeat}
.hd-main{padding:0 5px;height:49px;min-width:800px;background:#252525;border-bottom:0}
.hd-main .has-pulldown{cursor:pointer;position:relative;*z-index:10000}
.hd-main .pulldown{position:absolute;cursor:default;display:none;top:30px;left:0}
.hd-main .pulldown .arrow{*margin-bottom:-1px;_margin-bottom:0;height:0;width:0;font-size:0;line-height:0;border-width:7px;border-style:solid;border-color:transparent transparent #F6F6F9 transparent;_filter:chroma(color=tomato);_border-color:tomato tomato #F6F6F9 tomato;position:relative;display:block;left:20px;z-index:2}
.hd-main .pulldown .content{background:#F6F6F9;color:#333;text-align:left;border-radius:3px;border:rgb(175,175,175) 1px solid;border-width:0 1px 1px 1px;box-shadow:0 2px 4px rgba(0,0,0,.2);position:relative;z-index:1}
.hd-main .pulldown-canvas{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;filter:alpha(opacity=0)}
.hd-main .logo{background-image:url('images/logo.png');background-repeat:no-repeat;display:block;height:36px;width:175px;float:left;margin-left:10px;background-position:0 0;margin-top:5px;display:inline}
.hd-main .navs{padding:0 0 3px 25px;height:45px;float:left}
.hd-main .navs a,.hd-main .info a,.hd-main .navs a:visited,.hd-main .info a:visited,.hd-main .navs a:active,.hd-main .info a:active{color:#d8d8d8}
.hd-main .navs a:hover,.hd-main .navs a:active{text-decoration:none;background-color:#0f0f0f}
.hd-main .navs .def-nav,.hd-main .navs .pulldown-nav,.hd-main .navs .separate{display:block;float:left;height:48px;font:18px/30px "Microsoft YaHei","Microsoft JhengHei";color:#d8d8d8;text-align:center;width:90px;line-height:48px}
.hd-main .navs .def-nav .app-url{left:185px;width:641px;top:48px}
.hd-main .navs .def-nav .pulldown-canvas-url{width:575px;height:109px}
.hd-main .navs .def-nav .app-url .arrow{left:140px}
.hd-main .navs .app-url .content{padding:17px 0 0 22px;height:91px}
.hd-main .navs .app-url .content a,.hd-main .navs .app-url .content a:hover{color:#333}
.hd-main .navs .app-url .li{cursor:pointer;padding-top:8px;width:66px;height:66px;border-radius:3px;display:block;float:left;text-align:center}
.hd-main .navs .app-url .li:hover{background-color:#e0e1e5}
.hd-main .navs .app-url .li .icon{margin:0 auto;width:35px;height:38px;display:block;background:url('images/dropdown_menu.png') no-repeat}
.hd-main .navs .app-url .li:hover .icon{background-image:url('images/dropdown_menu_hover.png')}
.hd-main .navs .app-url .tongxunlu .icon{background-position:-35px 0}
.hd-main .navs .app-url .xiangce .icon{background-position:-70px 0}
.hd-main .navs .app-url .note .icon{background-position:-105px 0}
.hd-main .navs .app-url .duanxin .icon{background-position:-140px 0}
.hd-main .navs .app-url .zhaohui .icon{background-position:-175px 0}
.hd-main .navs .app-url .youxi .icon{background-position:-210px 0}
.hd-main .navs .app-url .jiankang .icon{background-position:-245px 0}
.hd-main .navs .app-url .wenzhang .icon{background-position:-280px 0}
.hd-main .navs .app-url .li .text{height:30px;display:block;font:14px/30px "Microsoft YaHei","Microsoft JhengHei"}
.hd-main .navs .separate{margin:0;height:48px;width:2px;background:#2A2B2D}
.hd-main .navs .pulldown-nav{position:relative}
.hd-main .navs .pulldown-nav em{position:absolute;display:block;left:69px;top:18px;height:12px;width:12px;font-size:0;background-position:-89px -45px}
.hd-main .navs .pulldown-nav:hover .f-icon,.hd-main .navs .pulldown-nav:active .f-icon{position:absolute;display:block;right:11px;top:18px;height:12px;width:12px;font-size:0;background-position:-89px -55px}
.hd-main .navs .current,.hd-main .navs .current .pulldown-nav{font-weight:bold;color:#FFF;display:inline-block;width:90px;height:49px;background-color:#0f0f0f;text-align:center;line-height:48px}
.hd-main .navs .current:hover{color:#ECECEC}
.hd-main .navs .current .hover{background-color:#f6f6f6;color:#333;}
.hd-main .info,.hd-main .info ul{height:36px;float:right;text-align:right;margin-top:3px;white-space:nowrap}
.hd-main .info a{color:#d8d8d8}
.hd-main .info a:hover{color:#FFF;text-decoration:underline}
.hd-main .info .info-i{padding:0 10px;margin:10px 0;display:inline-block;*display:inline;*zoom:1;height:16px;border-right:#393939 1px solid;color:#d8d8d8;font:12px/16px "SimSun"}
.hd-main{padding:0 5px;height:49px;min-width:800px;background:#252525;border-bottom:0}
.hd-main .info .has-pulldown{padding-right:28px}
.hd-main .info .has-pulldown .pull-arrow{position:absolute;display:block;right:10px;top:1px;height:12px;width:12px;font-size:0;background-position:-89px -45px}
.hd-main .info .no-separate{border:none}
.hd-main .info .user-name{position:relative;padding-left:24px}
.hd-main .info .user-name .name{display:inline-block;display:inline\0;white-space:nowrap;max-width:75px;overflow:hidden;text-overflow:ellipsis;vertical-align:bottom}
.hd-main .info .user-name .identity{position:absolute;top:0;left:0;height:16px;width:16px;background-position:-89px -88px}
.hd-main .info .user-name .is-vip{background-position:-89px -68px}
.hd-main .info .user-info,.hd-main .info .more-info{top:9px;left:auto;right:-24px;width:116px}
.hd-main .info .notice-nu{display:inline-block;padding-left:4px;background-position:-86px -109px;height:14px;-webkit-text-size-adjust:none;font-size:10px;font-style:normal}
.hd-main .info .notice-nu .f-icon{display:inline-block;padding-right:4px;background-position:right -109px;color:#FFF}
.hd-main .info .user-info .arrow{left:70px;*left:-32px}
.hd-main .info .user-info .content,.hd-main .info .more-info .content{padding:10px 0;height:180px}
.hd-main .info .more{padding:0;display:inline;line-height:inherit;background:none}
.hd-main .info .more-info .content{height:280px}
.hd-main .info .user-info .content a,.hd-main .info .more-info .content a{display:block;padding-left:33px;height:30px;line-height:30px;color:#888}
.hd-main .info .user-info .content a:hover,.hd-main .info .more-info .content a:hover{color:#333;text-decoration:none;background:#e0e1e5}
.hd-main .info .user-info .li,.hd-main .info .more-info .li{display:block;padding:2px 0;height:30px}
.hd-main .info .user-info .separate-li,.hd-main .info .more-info .separate-li{display:block;margin:3px 11px;border-top:#EBEBEC 1px solid;border-bottom:#FFF 1px solid}
.hd-main .info .more-info{right:0}
.hd-main .info .more-info .arrow{left:94px;*left:-8px}
</style>
</head>
<body>
<script type="text/javascript" src="jquery-1.6.2.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$(".def-nav,.info-i").hover(function(){
$(this).find(".pulldown-nav").addClass("hover");
$(this).find(".pulldown").show();
},function(){
$(this).find(".pulldown").hide();
$(this).find(".pulldown-nav").removeClass("hover");
});
});
</script>
<div class="hd-main clearfix" id="header">
<a class="logo" href=""></a>
<div class="navs">
<a class="def-nav" href="">主页</a>
<span class="separate"></span>
<div class="def-nav current has-pulldown-special">
<a class="pulldown-nav" href=""><em class="f-icon"></em>办公</a>
<div class="pulldown app-url">
<div class="content">
<a class="li disk" href="">
<span class="icon"></span>
<span class="text">网盘</span>
</a>
<a class="li tongxunlu" href="">
<span class="icon"></span>
<span class="text">通讯录</span>
</a>
<a class="li xiangce" href="">
<span class="icon"></span>
<span class="text">相册</span>
</a>
<a class="li wenzhang" href="">
<span class="icon"></span>
<span class="text">文章</span>
</a>
<a class="li note" href="">
<span class="icon"></span>
<span class="text">记事本</span>
</a>
<a class="li duanxin" href="">
<span class="icon"></span>
<span class="text">短信</span>
</a>
<a class="li zhaohui" href="">
<span class="icon"></span>
<span class="text">手机找回</span>
</a>
<a class="li youxi" href="">
<span class="icon"></span>
<span class="text">游戏</span>
</a>
<a class="li jiankang" href="">
<span class="icon"></span>
<span class="text">健康</span>
</a>
</div>
</div>
</div>
<span class="separate"></span>
<a class="def-nav" href="">应用</a>
</div>
<div class="info">
<ul>
<li class="info-i user-name has-pulldown">
<em class="f-icon pull-arrow"></em>
<a class="f-icon identity" href="" title="未开通VIP"></a>
<span class="name top-username">李四</span>
<div class="pulldown user-info">
<em class="arrow"></em>
<div class="content">
<span class="li"><a href="">个人资料</a></span>
<span class="li"><a href="">购买容量</a></span>
<span class="li"><a href="">免费扩容</a></span>
<span class="li"><a href="">会员中心</a></span>
<span class="separate-li no-height"></span>
<span class="li"><a href="javascript:;" id="signout">退出</a></span>
</div>
</div>
</li>
<li class="info-i default-text">
<a class="notice" href="" id="notificationTrigger">通知</a>
<em class="f-icon notice-nu" id="noticeNoParent">
<b class="f-icon" id="noticeNo">0</b>
</em>
</li>
<li class="info-i no-separate default-text has-pulldown">
<em class="f-icon pull-arrow"></em>
<span class="more" hideFocus="hideFocus">更多</span>
<div class="pulldown more-info">
<em class="arrow"></em>
<div class="content">
<span class="separate-li no-height"></span>
<span class="li"><a href="">收藏工具</a></span>
<span class="li"><a href="">历史记录</a></span>
<span class="li"><a href="">版本更新</a></span>
<span class="li"><a href="">帮助中心</a></span>
<span class="li"><a href="">问题反馈</a></span>
<span class="li"><a href="">服务协议</a></span>
<span class="li"><a href="">权利声明</a></span>
</div>
</div>
</li>
</ul>
</div>
</div>
<div style="text-align:center;margin:50px 0; font:normal 14px/24px 'MicroSoft YaHei';">
</div>
</body>
</html>
希望本文所述对大家的jquery程序设计有所帮助。
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
AI Hentai Generator
Generate AI Hentai for free.
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
How to disable taskbar thumbnail preview in Win11? Turn off the taskbar icon display thumbnail technique by moving the mouse
Feb 29, 2024 pm 03:20 PM
This article will introduce how to turn off the thumbnail function displayed when the mouse moves the taskbar icon in Win11 system. This feature is turned on by default and displays a thumbnail of the application's current window when the user hovers the mouse pointer over an application icon on the taskbar. However, some users may find this feature less useful or disruptive to their experience and want to turn it off. Taskbar thumbnails can be fun, but they can also be distracting or annoying. Considering how often you hover over this area, you may have inadvertently closed important windows a few times. Another drawback is that it uses more system resources, so if you've been looking for a way to be more resource efficient, we'll show you how to disable it. but
How to make drop-down menu in WPS table
Mar 21, 2024 pm 01:31 PM
How to make the WPS table drop-down menu: After selecting the cell where you want to set the drop-down menu, click "Data", "Validity" in sequence, and then make the corresponding settings in the pop-up dialog box to pull down our menu. As a powerful office software, WPS has the ability to edit documents, statistical data tables, etc., which provides a lot of convenience for many people who need to deal with text, data, etc. In order to skillfully use WPS software to provide us with a lot of convenience, we need to be able to master various very basic operations of WPS software. In this article, the editor will share with you how to use WPS software. Perform drop-down menu operations in the WPS table that appears. After opening the WPS form, first select the
How to insert excel icons into PPT slides
Mar 26, 2024 pm 05:40 PM
1. Open the PPT and turn the page to the page where you need to insert the excel icon. Click the Insert tab. 2. Click [Object]. 3. The following dialog box will pop up. 4. Click [Create from file] and click [Browse]. 5. Select the excel table to be inserted. 6. Click OK and the following page will pop up. 7. Check [Show as icon]. 8. Click OK.
How to Undo Delete from Home Screen in iPhone
Apr 17, 2024 pm 07:37 PM
Deleted something important from your home screen and trying to get it back? You can put app icons back on the screen in a variety of ways. We have discussed all the methods you can follow and put the app icon back on the home screen. How to Undo Remove from Home Screen in iPhone As we mentioned before, there are several ways to restore this change on iPhone. Method 1 – Replace App Icon in App Library You can place an app icon on your home screen directly from the App Library. Step 1 – Swipe sideways to find all apps in the app library. Step 2 – Find the app icon you deleted earlier. Step 3 – Simply drag the app icon from the main library to the correct location on the home screen. This is the application diagram
What should I do if the Win10 input method icon is missing? How to retrieve the Win10 input method icon after it is lost?
Feb 29, 2024 am 11:52 AM
After the Win10 input method icon is lost, many users don’t know how to retrieve it. This article will introduce simple methods to help users retrieve the Win10 input method icon, allowing you to easily switch input methods and improve work efficiency. 1. Reasons for missing input method 1. Keyboard layout problem: If you accidentally switch the keyboard layout, such as switching from Chinese to English or other languages, the input method may temporarily disappear. 2. Input method setting problem: In the system settings, we can customize the display mode of the input method. Improper settings may result in the input method being unable to be displayed or hidden. 3. Input method errors or crashes: The input method software itself may have errors or crashes, causing the input method to fail to display properly. 2. How to call up the input method Method 1: 1. Press [Win+
How to hide the shortcut icon arrow in win11? Hidden method sharing
May 09, 2024 pm 01:00 PM
Many users are accustomed to hiding the small icon arrows on the desktop, so how should they do this? Let's take the win11 system as an example to give you a detailed demonstration: Win11 icon arrow method 1. Press the shortcut key win+r, enter regedit, and click OK. 2. Enter the registry editor, open: HKEY_CLASSES_ROOTlnkfile, and select the lsShortcut item in the right window. 3. Right-click the lsShortcut item, click the Delete option, and delete lsShortcut. 4. Finally, restart the computer and you will see that the small arrow of the desktop shortcut disappears. Third-party tools: Xiaozhi Launcher Xiaozhi Launcher is a very friendly and practical desktop organizer.
How to change the Google Chrome icon? How to change Google Chrome icon
Mar 13, 2024 pm 08:50 PM
How to change the Google Chrome icon? Some users are tired of the default icon of Google Chrome and want to change it to another one. However, Google Chrome provides users with a free icon modification function, which only needs to be set. Next, the editor will share the method of modifying the Google Chrome icon. If you are interested, come and try it. How to change: 1. Find the desktop Google Chrome shortcut and click [right-click] - [Properties]. 2. Click [Change Icon], as shown in the figure. 3. Select the icon you need and click [OK], as shown in the picture.
How to solve the problem that the distance between icons in the lower right corner of win11 becomes larger? List of solutions
Jun 10, 2024 pm 03:47 PM
Under the win11 system, some users have encountered the problem of the icon spacing in the lower right corner of win11 becoming larger. So how to solve this problem? Let’s take a look below! First, we need to open the settings interface of Win11. Click the Start button on the taskbar and select Settings. In the settings interface, find the "Personalization" option and click "Taskbar." In the taskbar settings, we can see an "Icon Spacing" option. Resize it to fit you and click the Apply button to save the settings. The solution is simple, but there are some things we need to pay attention to. First of all, when adjusting the icon spacing, be careful not to adjust it too small, otherwise the icons may overlap and affect use. Secondly, if you
