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Jquery 下拉菜单

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

/* common page styles */

body

{ background: #6595A3;

padding: 0 20px}

.clear

{ clear: both;

overflow: hidden;

height: 0}

#all

{ width: 80%;

min-width: 650px;

margin: 40px auto 0 auto;

background: #FCFFED;

padding: 20px 35px}

h1

{ font: 26px tahoma, arial;

color: #324143}

p

{ font: 12px tahoma, arial;

color: #171F26;

margin-bottom: 25px}

a

{ color: #324143}

#copyright

{ width: 80%;

min-width: 650px;

margin: 0 auto;

padding: 20px 35px;

background: #B6C28B;

font: 12px tahoma, arial;

color: #324143}

#copyright a

{ color: #324143}

#copyright a:hover

{ color: #171F26}

</style>

</head>

<body>

<div id="all">

<style type="text/css">

/* menu styles */

#jsddm

{ margin: 0;

padding: 0}

#jsddm li

{ float: left;

list-style: none;

font: 12px Tahoma, Arial}

#jsddm li a

{ display: block;

background: #324143;

padding: 5px 12px;

text-decoration: none;

border-right: 1px solid white;

width: 70px;

color: #EAFFED;

white-space: nowrap}

#jsddm li a:hover

{ background: #24313C}

#jsddm li ul

{ margin: 0;

padding: 0;

position: absolute;

visibility: hidden;

border-top: 1px solid white}

#jsddm li ul li

{ float: none;

display: inline}

#jsddm li ul li a

{ width: auto;

background: #A9C251;

color: #24313C}

#jsddm li ul li a:hover

{ background: #8EA344}

</style>

<!–

Time, time, take us back before the line was drawn

Before the sky turned black. –>

<!– script src="http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js" type="text/javascript"></script –>

<script src="jquery.min.js" type="text/javascript"></script>

<script type="text/javascript">

var timeout = 500;

var closetimer = 0;

var ddmenuitem = 0;

function jsddm_open()

{ jsddm_canceltimer();

jsddm_close();

ddmenuitem = $(this).find(’ul’).eq(0).css(’visibility’, ‘visible’);}

function jsddm_close()

{ if(ddmenuitem) ddmenuitem.css(’visibility’, ‘hidden’);}

function jsddm_timer()

{ closetimer = window.setTimeout(jsddm_close, timeout);}

function jsddm_canceltimer()

{ if(closetimer)

{ window.clearTimeout(closetimer);

closetimer = null;}}

$(document).ready(function()

{ $(’#jsddm > li’).bind(’mouseover’, jsddm_open);

$(’#jsddm > li’).bind(’mouseout’, jsddm_timer);});

document.onclick = jsddm_close;

</script>

<ul id="jsddm">

<li><a href="http://www.corange.cn">corange.cn</a>

<ul>

<li><a href="http://www.sharejs.com">Drop Down Menu</a></li>

<li><a href="#">jQuery Plugin</a></li>

<li><a href="#">Ajax Navigation</a></li>

</ul>

</li>

<li><a href="#">Effect</a>

<ul>

<li><a href="#">Slide Effect</a></li>

<li><a href="#">Fade Effect</a></li>

<li><a href="#">Opacity Mode</a></li>

<li><a href="#">Drop Shadow</a></li>

<li><a href="#">Semitransparent</a></li>

</ul>

</li>

<li><a href="#">Navigation</a></li>

<li><a href="#">HTML/CSS</a></li>

<li><a href="#">Help</a></li>

</ul>

<div class="clear"> </div>