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[文章教程] 纯CSS下拉菜单代码

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ttasp 发表于 2015-9-2 09:46:23 | 显示全部楼层 |阅读模式
<!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>简洁的纯CSS下拉菜单代码</title>
<style>
#sddm
{
margin: 0 auto;

padding: 0;

z-index: 30;

background-color:#F4F4F4;

width: 480px;

height:23px;}

#sddm li
{
margin: 0;

padding: 0;

list-style: none;

float: left;

font: bold 12px arial}

#sddm li a
{
display: block;

margin: 0 1px 0 0;

padding: 4px 10px;

width: 60px;

background: #5970B2;

color: #FFF;

text-align: center;

text-decoration: none}

#sddm li a:hover
{
background: #49A3FF}

#sddm div
{
position: absolute;

visibility: hidden;

margin: 0;

padding: 0;

background: #EAEBD8;

border: 1px solid #5970B2}


#sddm div a

{
position: relative;

display: block;

margin: 0;

padding: 5px 10px;

width: auto;

white-space: nowrap;

text-align: left;

text-decoration: none;

background: #EAEBD8;

color: #2875DE;

font: 12px arial}


#sddm div a:hover

{
background: #49A3FF;

color: #FFF}
</style>
<!-- dd menu -->
<script type="text/javascript">
<!--
var timeout         = 500;
var closetimer
= 0;
var ddmenuitem      = 0;

// open hidden layer
function mopen(id)
{


// cancel close timer

mcancelclosetime();


// close old layer

if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';


// get new layer and show it

ddmenuitem = document.getElementById(id);

ddmenuitem.style.visibility = 'visible';

}
// close showed layer
function mclose()
{

if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime()
{

closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{

if(closetimer)

{

window.clearTimeout(closetimer);

closetimer = null;

}
}

// close layer when click-out
document.onclick = mclose;
// -->
</script>
</head>

<body style="text-align:center">

<ul id="sddm">

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

<div id="m1">

<a href="#">HTML DropDown</a>

<a href="#">DHTML DropDown menu</a>

<a href="#">JavaScript DropDown</a>

<a href="#">DropDown Menu</a>

<a href="#">CSS DropDown</a>

</div>

</li>

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

<div id="m2">

<a href="#">ASP Dropdown</a>

<a href="#">ulldown menu</a>

<a href="#">AJAX dropdown</a>

<a href="#">DIV dropdown</a>

</div>

</li>

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

<div id="m3">

<a href="#">Visa Credit Card</a>

<a href="#">aypal</a>

</div>

</li>

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

<div id="m4">

<a href="#">Download Help File</a>

<a href="#">Read online</a>

</div>

</li>

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

<div id="m5">

<a href="#">E-mail</a>

<a href="#">Submit Request Form</a>

<a href="http://www.ttasp.com/" target="_blank">www.ttasp.net</a>

</div>

</li>
</ul>
<div style="clear:both"></div>
<!--广告区域结束-->
</body>
</html>
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