JavaScript CSS 菜单功能代码- Javascript

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Javascript 中的 JavaScript CSS 菜单功能代码

出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-09-12 浏览: 284 ::

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JavaScript 字符串连接性能优化 jQuery 各种浏览器下获得日期区别

CSS 菜单功能,多浏览器兼容性好

点击运行可以看到效果:

<html>
<head>
<META NAME="Author" CONTENT="Ma Jia Nan">
<META NAME="Date" CONTENT="2008-12-7">
<META NAME="Description" CONTENT="">
<title>Menu</title>
<style type='text/css'>
#menubar {
font-family:verdana;
font-size:12px;
margin:1px;
}
#menubar li {
float:left;
position:relative;
text-align:left;
}
/* each menu item style */
#menubar li a {
border-style:none;
color:black;
display:block;
width:150px;
height:20px;
line-height:20px;
padding-left:10px;
text-decoration:none;
}
/* the first level menu which displays default */
#menubar .menuMain{
border-color:#C0C0C0;
border-width:1px;
border-style:solid;
}
/* the first leve style when mouse on it */
#menubar li a:hover{
background-color:#efefef;
text-decoration:underline;
}
/* the second level menu block style */
#menubar li ul{
background-color:#efefef;
border-style:none;
display:none;
position:absolute;
top:20px;
left:-40px;
margin-top:2px;
width:150px;
}
/* the sub menu item style when mouse on it */
#menubar li ul li a:hover {
text-decoration:underline;
padding-left:20px;
}
/* the third or more level menu block style */
#menubar li ul li ul {
display:none;
position:absolute;
top:0px;
left:150px;
margin-top:0;
margin-left:0;
width:150px;
}
</style>
<script language='javascript'>
function displaySubMenu(li){
var subMenu = li.getElementsByTagName('ul')[0];
subMenu.style.display = 'block';
}
function hideSubMenu(li){
var subMenu = li.getElementsByTagName('ul')[0];
subMenu.style.display = 'none';
}
</script>
</head>
<body>
<div>
<ul id='menubar'>
<li onmouseover="displaySubMenu(this)" onmouseout="hideSubMenu(this)">
<a href="#" class='menuMain'>File</a>
<ul>
<li><a href="#" >New</a></li>
<li><a href="#" >Open</a></li>
<li><a href="#" >Save</a></li>
<li><a href="#" >Save As</a></li>
<li><a href="#" >Close</a></li>
</ul>
</li>
<li onmouseover="displaySubMenu(this)" onmouseout="hideSubMenu(this)">
<a href="#" class='menuMain'>Edit</a>
<ul>
<li><a href="#" >Cut</a></li>
<li><a href="#" >Copy</a></li>
<li><a href="#" >Paset</a></li>
<li><a href="#" >Delete</a></li>
<li><a href="#" >Select All</a></li>
</ul>
</li>
<li onmouseover="displaySubMenu(this)" onmouseout="hideSubMenu(this)">
<a href="#" class='menuMain'>View</a>
<ul>
<li onmouseover="displaySubMenu(this)" onmouseout="hideSubMenu(this)">
<a href="#">View List</a>
<ul>
<li><a href="#" >Tool Bar</a></li>
<li><a href="#" >State Bar</a></li>
<li><a href="#" >Function List</a></li>
<li><a href="#" >Label List</a></li>
</ul>
</li>
<li><a href="#" >Show Line Number</a></li>
<li><a href="#" >Set Color</a></li>
</ul>
</li>
</ul>
</div>
</body>
</html>

[Ctrl+A 全选提示:你可先修改部分代码,再按运行]

JavaScript 字符串连接性能优化 jQuery 各种浏览器下获得日期区别

Javascript 中的 JavaScript CSS 菜单功能代码

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