点击鼠标，导航栏上的悬浮框有关问题
日期：2014-05-16 浏览次数：20504 次
点击鼠标，导航栏上的悬浮框问题
各位大侠，请问一下 ，我现在想实现 单击某个导航栏，然后出现下拉的悬浮二级菜单
而不想实现鼠标滑动到而自动出现的效果
请帮小弟调试下
代码如下 可以运行的 帮我改动下红色字体部分
想实现单击Home 才出现悬浮框的效果
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>CSS下拉框体</title>
<style type="text/css">
#sddm
{ margin: 0 auto;
padding: 0;
z-index: 30;
background-color:#F4F4F4;
width: 480px;
height:46px;
}
#sddm li
{ margin: 0;
padding: 0;
list-style: none;
float: left;
font: bold 15px arial
}
#sddm li a
{ display: block;
margin: 0 1px 0 0;
padding: 4px 10px;
height:25px;
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;
/*下拉框下的问题大小*/
font: 16px arial
}
#sddm div a:hover
{
background: #49A3FF;
color: #FFF
}
</style>
<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';
alert("111"+id);
}
// 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="#" onclick="mopen('m1')" onmouseout="mclosetime()">Home</a>
<div id="m1" onmouseover="mcancelclosetime()" onmouseout="mclosetime()">
<a href="#">HTML DropDown</a>
<a href="#">DHTML DropDown menu<
各位大侠，请问一下 ，我现在想实现 单击某个导航栏，然后出现下拉的悬浮二级菜单
而不想实现鼠标滑动到而自动出现的效果
请帮小弟调试下
代码如下 可以运行的 帮我改动下红色字体部分
想实现单击Home 才出现悬浮框的效果
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>CSS下拉框体</title>
<style type="text/css">
#sddm
{ margin: 0 auto;
padding: 0;
z-index: 30;
background-color:#F4F4F4;
width: 480px;
height:46px;
}
#sddm li
{ margin: 0;
padding: 0;
list-style: none;
float: left;
font: bold 15px arial
}
#sddm li a
{ display: block;
margin: 0 1px 0 0;
padding: 4px 10px;
height:25px;
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;
/*下拉框下的问题大小*/
font: 16px arial
}
#sddm div a:hover
{
background: #49A3FF;
color: #FFF
}
</style>
<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';
alert("111"+id);
}
// 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="#" onclick="mopen('m1')" onmouseout="mclosetime()">Home</a>
<div id="m1" onmouseover="mcancelclosetime()" onmouseout="mclosetime()">
<a href="#">HTML DropDown</a>
<a href="#">DHTML DropDown menu<
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