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JavaScript CSS 菜单功能代码

2008-12-20 17:18:48 作者：

CSS 菜单功能,多浏览器兼容性好

<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>

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 全选注:如需引入外部Js需刷新才能执行]

JavaScript CSS 菜单功能代码

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