PHP导航下拉菜单的实现如此简单

2020-03-22 16:59:50

字体：大中小

来源：转载

供稿：网友

复制代码代码如下:
style
#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
div

div img src="images/logo.jpg" / span 服务热线 br /
400-691-6006 /span span a href="http://u.youku.com/user_show/id_UMzMxNDI5MTgw.html" target="_blank" img src="images/top_pic01.jpg" / /a

div a href="http://weibo.com/tcdd" target="_blank" img src="images/top_pic02.jpg" / /a /div
/span
ul onmouseout="hide_sub()" id="sddm"
li a href="/" 首页 /a /li

li a href="/plus/list.php?tid=1" onmouseout="mclosetime()" 关于我们 /a
div id="m1" onmouseout="mclosetime()"
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="/plus/list.php?tid=2" onmouseout="mclosetime()" 新闻中心 /a
div id="m2" onmouseout="mclosetime()"
a href="#" ASP Dropdown /a
a href="#" Pulldown menu /a
a href="#" AJAX dropdown /a
a href="#" DIV dropdown /a
/div
/li

li a href="/plus/list.php?tid=3" onmouseout="mclosetime()" 解决方案 /a
div id="m3" onmouseout="mclosetime()"
a href="#" ASP Dropdown /a
a href="#" Pulldown menu /a
a href="#" AJAX dropdown /a
a href="#" DIV dropdown /a
/div
/li

li a href="/plus/list.php?tid=4" onmouseout="mclosetime()" 产品展示 /a
div id="m4" onmouseout="mclosetime()"
a href="#" ASP Dropdown /a
a href="#" Pulldown menu /a
a href="#" AJAX dropdown /a
a href="#" DIV dropdown /a
/div
/li

li a href="/plus/list.php?tid=5" onmouseout="mclosetime()" 支持与下载 /a
div id="m5" onmouseout="mclosetime()"
a href="#" ASP Dropdown /a
a href="#" Pulldown menu /a
a href="#" AJAX dropdown /a
a href="#" DIV dropdown /a
/div
/li

li a href="/plus/list.php?tid=6" onmouseout="mclosetime()" 人才招聘 /a
div id="m6" onmouseout="mclosetime()"
a href="#" ASP Dropdown /a
a href="#" Pulldown menu /a
a href="#" AJAX dropdown /a
a href="#" DIV dropdown /a
/div
/li

li a href="/plus/list.php?tid=7" onmouseout="mclosetime()" 联系我们 /a
div id="m7" onmouseout="mclosetime()"
a href="#" ASP Dropdown /a
a href="#" Pulldown menu /a
a href="#" AJAX dropdown /a
a href="#" DIV dropdown /a
/div
/li
/ul
/dl
/div
/div
/div
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