jQuery插件 下拉菜单 快速 简洁
开源地址：https://github.com/kamens/jQuery-menu-aim
下载地址：最下面
用法：
<script src="http://code.jquery.com/jquery-1.9.1.min.js"></script> <script type="text/javascript" src="jquery.menu-aim.js" ></script> <script type="text/javascript" > $(function(){ $("#G_chan-panel").menuAim({ activate: function(a){$(a).addClass("active")}, deactivate: function(a){$(a).removeClass("active")}, enter: function(a) {$(a).addClass("active")}, exit: function(a) {$(a).removeClass("active")}, }); }); </script>
HTML:
<div id="menu"> <ul id="G_chan-panel" class="pop-panel pp_channels Fix" style="position: absolute; visibility: visible; z-index: 1001; top: 175px; left: 189px; "> <li class="root-item "> <a href="#" class="root-name"><span>餐饮</span></a> <ul class="pop-panel Fix sub-list"> <li class="main-cate"><a href="#">餐饮频道</a></li> <li><a href="#">粤菜</a></li> <li><a href="#">粤2菜</a></li> <li><a href="#">粤菜3</a></li> <li><a href="#">粤菜4</a></li> </ul> </li> <li class="root-item"> <a href="#" class="root-name"><span>购物</span></a> <ul class="pop-panel Fix sub-list"> <li class="main-cate"><a href="#">购物频道</a></li> <li><a href="#">超市/便利店</a></li> <li><a href="#">超市2菜</a></li> <li><a href="#">超市3</a></li> <li><a href="#">超市4</a></li> <li><a href="#">其他</a></li> </ul> </li> </ul> </div>
样式：
<style type="text/css">
BODY {
background-color: #fff;
color: #555;
font: 9pt/14px Tahoma, "宋体", Arial, Helvetica, Sans-Serif;
letter-spacing: 0;
margin: 0;
}
html, body, ul, ol, li, dl, dt, dd, p, h1, h2, h3, h4, h5, h6, a, img, th, td, form, fieldset, iframe, object, pre, code, legend, blockquote {
border: 0 none;
margin: 0;
outline: 0 none;
padding: 0;
}
h1, h2, h3, h4, h5, h6 {
font-size: 100%;
font-weight: normal;
}
UL, LI {
list-style: none outside none;
margin: 0;
padding: 0;
}
IMG {
border: medium none;
margin: 0;
padding: 0;
cursor: pointer;
}
input, img, select {
vertical-align: middle;
}
A {
color: #666666;
}
A:link {
color: #666666;
text-decoration: none;
}
A:visited {
color: #666666;
text-decoration: none;
}
A:hover {
color: #C90809;
text-decoration: none;
}
/*导航*/
.pp_channels .root-item, .pp_channels .root-name, .pp_channels .root-name span, .pp_channels .sub-list li a {
/* background-image: url("bg.png");
background-repeat: no-repeat;*/
}
.G_chan-panel {
position: absolute;
z-index: 1000;
top: 120px;
left: 199px;
visibility: hidden;
}
.pp_channels {
width: 138px;
padding: 0;
border-width: 0 0 2px 1px;
border-radius: 5px;
-webkit-border-radius: 5px;
-moz-border-radius: 5px;
-moz-box-shadow: -1px 1px 1px #ccc;
-webkit-box-shadow: 0 1px 5px #ccc;
box-shadow: 0 1px 5px #ccc;
}
.pp_channels .root-item {
zoom: 1;
position: relative;
width: 139px;
height: 34px;
background-position: -13px -373px;
overflow: visible;
vertical-align: middle;
}
.pp_channels .root-name {
display: block;
z-index: 1001;
position: relative;
border-top: 1px solid #B9F5D2;
padding-left: 10px;
background-position: -10px -358px;
cursor: pointer;
}
.pp_channels .root-name span {
display: block;
border-right: 1px solid #B9F5D2;
padding-left: 9px;
height: 34px;
font-size: 1.2em;
line-height: 34px;
color: #000;
background-position: -167px -358px;
}
.pp_channels .active .root-name {
background: #fff;
}
.pp_channels .active .root-name span {
color: #C00;
border-color: #fff;
}
.pp_channels .no-sub .root-name span {
border-color: #fff;
background-position: 20px -358px;
}
.pp_channels .sub-list {
left: 138px;
top: -34px;
padding: 5px 2px 5px 16px;
width: 200px;
overflow: hidden;
_top: -35px;
-moz-box-shadow: -1px 1px 1px #ccc;
-webkit-box-shadow: 0 1px 5px #ccc;
box-shadow: 0 1px 5px #ccc;
}
.pp_channels .active .sub-list {
visibility: visible;
}
.pp_channels .sub-list li {
float: left;
width: 83px;
margin: 0 10px 5px 0;
}
.pp_channels .sub-list .main-cate {
width: 200px;
margin-right: -10px;
font-weight: bold;
}
.pp_channels .sub-list a {
padding-left: 3px;
line-height: 21px;
background-position: -169px -418px;
*background-position: -169px -420px;
}
.pp_channels .sub-list a: hover {
background-position: -169px -438px;
*background-position: -169px -440px;
}
.pop-panel {
z-index: 1000;
position: absolute;
visibility: hidden;
border: 1px solid #B9F5D2;
padding: 5px 9px;
background: #fff;
color: #61646E;
#margin-left:-0px;
_margin-left: -0px;
}
.pop-panel a {
color: #61646E;
}
.pop-panel a: hover {
text-decoration: none;
color: #C00;
}
</style>
下载地址： jQuery-menu-aim 例子
本文转自曾祥展博客园博客，原文链接：http://www.cnblogs.com/zengxiangzhan/archive/2013/03/08/2949882.html，如需转载请自行联系原作者
