使用Jquery+CSS如何创建流动导航菜单-Fluid Navigation
click()
、
hover():
给
Li
元素绑定单击事件和鼠标滑过事件。
find()
函数：搜索所有与指定表达式匹配的元素。这个函数是找出正在处理的元素的后代元素的好方法。
slideDown(speed, [callback])
：通过高度变化（向下增大）来动态地显示所有匹配的元素，在显示完成后可选地触发一个回调函数。
slideUp(speed, [callback])
：通过高度变化（向上减小）来动态地隐藏所有匹配的元素，在隐藏完成后可选地触发一个回调函数。
演示地址：http://addyosmani.com/resources/fluid-menu/fluid-menu.html
下载地址：
http://addyosmani.com/resources/fluid-menu/fluid-menu.zip
参考英文：
http://addyosmani.com/blog/fluid-navigation-how-to-create-an-informative-menu-bar-with-jquery-in-just-a-few-minutes/#myPosts
本文出自 “ 灵动生活” 博客，请务必保留此出处 http://smartlife.blog.51cto.com/1146871/277876
<html>
<style type="text/css">
#menuBarHolder { width: 730px; height:45px; background-color:#000; color:#fff; font-family:Arial; font-size:14px; margin-top:20px;}
#menuBarHolder ul{ list-style-type:none; display:block;}
.firstchild { border-left:1px solid #ccc;}
#container { margin-top:100px;}
#menuBar li{ float:left; padding:15px; height:16px; width:50px; border-right:1px solid #ccc; }
#menuBar li a{color:#fff; text-decoration:none; letter-spacing:-1px; font-weight:bold;}
.menuHover { background-color:#999;}
.menuInfo { cursor:hand; background-color:#000; color:#fff; width:74px; font-size:11px;height:100px; padding:3px; display:none; position:absolute; margin-left:-15px; margin-top:-15px;
-moz-border-radius-bottomright: 5px; -moz-border-radius-bottomleft: 5px;
-webkit-border-bottom-left-radius: 5px; -webkit-border-bottom-right-radius: 5px;
-khtml-border-radius-bottomright: 5px; -khtml-border-radius-bottomleft: 5px;
border-radius-bottomright: 5px;border-radius-bottomleft: 5px;
}
h1 {
font: 50px normal Georgia, 'Times New Roman', Times, serif;
color: #111;
margin: 0;
text-align: center;
padding: 5px 0;
}
h1 small{
font: 0.2em normal Verdana, Arial, Helvetica, sans-serif;
text-transform:uppercase;
letter-spacing: 1.4em;
display: block;
color: #ccc;
}
</style>
<!--[if IE]>
<style type="text/css">
#menuBar li a{width:50px;}
.menuInfo { margin-left:-65px; width:80px;}
</style>
<![endif]-->
<script src="http://code.jquery.com/jquery-1.4.1.min.js"></script>
<script type="text/javascript">
$(document).ready(function()
{
$('#menuBar li').click(function()
{
var url = $(this).find('a').attr('href');
document.location.href = url;
});
$('#menuBar li').hover(function()
{
$(this).find('.menuInfo').slideDown();
},
function()
{
$(this).find('.menuInfo').slideUp();
});
});
</script>
<center>
<div id="container">
<h1>Fluid Navigation<br />CSS & jQuery <small>Tutorial by Addy Osmani</small></h1>
<div id="menuBarHolder">
<ul id="menuBar">
<li class="firstchild"><a href="javascript:#">Home</a></li><div class="menuInfo">I am some text about the home section</div>
<li><a href="javascript:#">Services</a><div class="menuInfo">I am some text about the services section</div></li>
<li><a href="javascript:#">Clients</a><div class="menuInfo">I am some text about the clients section</div></li>
<li><a href="javascript:#">Portfolio</a><div class="menuInfo">I am some text about the portfolio section</div></li>
<li><a href="javascript:#">About</a><div class="menuInfo">I am some text about the about section</div></li>
<li><a href="javascript:#">Blog</a><div class="menuInfo">I am some text about the blog section</div></li>
<li><a href="javascript:#">Follow</a><div class="menuInfo">I am some text about the follow section</div></li>
<li><a href="javascript:#">Contact</a><div class="menuInfo">I am some text about the contact section</div></li>
</ul>
</div>
</div>
</center>
</html>
<style type="text/css">
#menuBarHolder { width: 730px; height:45px; background-color:#000; color:#fff; font-family:Arial; font-size:14px; margin-top:20px;}
#menuBarHolder ul{ list-style-type:none; display:block;}
.firstchild { border-left:1px solid #ccc;}
#container { margin-top:100px;}
#menuBar li{ float:left; padding:15px; height:16px; width:50px; border-right:1px solid #ccc; }
#menuBar li a{color:#fff; text-decoration:none; letter-spacing:-1px; font-weight:bold;}
.menuHover { background-color:#999;}
.menuInfo { cursor:hand; background-color:#000; color:#fff; width:74px; font-size:11px;height:100px; padding:3px; display:none; position:absolute; margin-left:-15px; margin-top:-15px;
-moz-border-radius-bottomright: 5px; -moz-border-radius-bottomleft: 5px;
-webkit-border-bottom-left-radius: 5px; -webkit-border-bottom-right-radius: 5px;
-khtml-border-radius-bottomright: 5px; -khtml-border-radius-bottomleft: 5px;
border-radius-bottomright: 5px;border-radius-bottomleft: 5px;
}
h1 {
font: 50px normal Georgia, 'Times New Roman', Times, serif;
color: #111;
margin: 0;
text-align: center;
padding: 5px 0;
}
h1 small{
font: 0.2em normal Verdana, Arial, Helvetica, sans-serif;
text-transform:uppercase;
letter-spacing: 1.4em;
display: block;
color: #ccc;
}
</style>
<!--[if IE]>
<style type="text/css">
#menuBar li a{width:50px;}
.menuInfo { margin-left:-65px; width:80px;}
</style>
<![endif]-->
<script src="http://code.jquery.com/jquery-1.4.1.min.js"></script>
<script type="text/javascript">
$(document).ready(function()
{
$('#menuBar li').click(function()
{
var url = $(this).find('a').attr('href');
document.location.href = url;
});
$('#menuBar li').hover(function()
{
$(this).find('.menuInfo').slideDown();
},
function()
{
$(this).find('.menuInfo').slideUp();
});
});
</script>
<center>
<div id="container">
<h1>Fluid Navigation<br />CSS & jQuery <small>Tutorial by Addy Osmani</small></h1>
<div id="menuBarHolder">
<ul id="menuBar">
<li class="firstchild"><a href="javascript:#">Home</a></li><div class="menuInfo">I am some text about the home section</div>
<li><a href="javascript:#">Services</a><div class="menuInfo">I am some text about the services section</div></li>
<li><a href="javascript:#">Clients</a><div class="menuInfo">I am some text about the clients section</div></li>
<li><a href="javascript:#">Portfolio</a><div class="menuInfo">I am some text about the portfolio section</div></li>
<li><a href="javascript:#">About</a><div class="menuInfo">I am some text about the about section</div></li>
<li><a href="javascript:#">Blog</a><div class="menuInfo">I am some text about the blog section</div></li>
<li><a href="javascript:#">Follow</a><div class="menuInfo">I am some text about the follow section</div></li>
<li><a href="javascript:#">Contact</a><div class="menuInfo">I am some text about the contact section</div></li>
</ul>
</div>
</div>
</center>
</html>