<!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> <title>Test</title> <style> ul { padding: 0px; margin: 0px; } ul ul { margin-left: 15px; display:none; } li { margin-top:5px; } </style> <script type="text/javascript"> function show(obj){ var bigUl=obj.parentNode.parentNode; var liList=bigUl.getElementsByTagName("li");
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<style type="text/css">
#divDemo{
width:200px;
height:25px;
border:#00F solid 1px;
overflow:hidden;
}
</style>
<script>
function control(obj){
var divDemo = document.getElementById('divDemo');
if(obj.value == "展开"){
divDemo.style.height = "auto";
divDemo.style.overflow = "auto";
obj.value = "收起";
}
else{
divDemo.style.height = 25 + "px";
divDemo.style.overflow = "hidden";
obj.value = "展开";
}
}
</script>
</head>
<body>
<div id="divDemo">
<input type="button" value="展开" onclick="control(this)"/>
<ul>
<li>第一个新闻</li>
<li>第二个新闻</li>
<li>第三个新闻</li>
<li>第四个新闻</li>
<li>第五个新闻</li>
</ul>
</div>
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<script type="text/javascript" language="javascript" src="jquery.js"></script>
<style type="text/css">
.menu_list {
width: 150px;
}
.menu_head {
padding: 8px 10px;
cursor: pointer;
position: relative;
margin:1px;
font-weight:bold;
background: #93cdff;
}
.menu_body {
display:none;
}
.menu_body a
{
padding:8px 0px;
display:block;
color:#006699;
background-color:#EFEFEF;
padding-left:10px;
font-weight:bold;
text-decoration:none;
}
.menu_body a:hover {
color:#7fb2f4;
background-color:#dfdfdf;
text-decoration:underline;
}
</style>
<script type="text/javascript">
$(function(){
$("#firstpane p.menu_head").click(function()
{
$(this).next("div.menu_body").slideToggle(300).siblings("div.menu_body").slideUp("slow");
});
$("#firstpane p.menu_head").mouseover(function()
{
$(this).css({background:"#2286c6"});
});
$("#firstpane p.menu_head").mouseout(function()
{
$(this).css({background:"#93cdff"});
});
});s
</script>
</head><body>
<div id="firstpane" class="menu_list">
<p class="menu_head">菜单1</p>
<div class="menu_body">
<a href="#">子菜单1</a>
<a href="#">子菜单2</a>
<a href="#">子菜单3</a>
</div>
<p class="menu_head">菜单2</p>
<div class="menu_body">
<a href="#">子菜单1</a>
<a href="#">子菜单2</a>
<a href="#">子菜单3</a>
</div>
<p class="menu_head">菜单3</p>
<div class="menu_body">
<a href="#">子菜单1</a>
<a href="#">子菜单2</a>
<a href="#">子菜单3</a>
</div>
<p class="menu_head">菜单4</p>
<div class="menu_body">
<a href="#">子菜单1</a>
<a href="#">子菜单2</a>
<a href="#">子菜单3</a>
</div>
</div>
</body>
</html>
这样的?
<!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>
<title>Test</title>
<style>
ul
{
padding: 0px;
margin: 0px;
}
ul ul
{
margin-left: 15px;
display:none;
}
li
{
margin-top:5px;
}
</style>
<script type="text/javascript">
function show(obj){
var bigUl=obj.parentNode.parentNode;
var liList=bigUl.getElementsByTagName("li");
for(var i=0;i<liList.length;i++)
{
var smallUl=liList[i].getElementsByTagName("ul");
if(smallUl.length>0)
{
if(liList[i]==obj.parentNode)
{
smallUl[0].style.display="block";
}
else
{
smallUl[0].style.display="none";
}
}
}
}
</script>
</head>
<body>
<ul>
<li><a href="#" >java1</a>
<ul >
<li>j2ee</li>
<li>jsp</li>
<li>j2me</li>
<li>j2ee</li>
<li>jsp</li>
<li>j2me</li>
<li>j2ee</li>
<li>jsp</li>
<li>j2me</li>
</ul>
</li>
<li><a href="#">net2</a>
<ul>
<li>aspnet</li>
<li>winform</li>
<li>netmoblie</li>
<li>aspnet</li>
<li>winform</li>
<li>netmoblie</li>
<li>aspnet</li>
<li>winform</li>
<li>netmoblie</li>
</ul>
</li>
<li><a href="#">java3</a>
<ul>
<li>j2ee</li>
<li>jsp</li>
<li>j2me</li>
<li>j2ee</li>
<li>jsp</li>
<li>j2me</li>
<li>j2ee</li>
<li>jsp</li>
<li>j2me</li>
</ul>
</li>
<li><a href="#">net4</a>
<ul>
<li>aspnet</li>
<li>winform</li>
<li>netmoblie</li>
</ul>
</li>
<li><a href="#">net5</a>
<ul>
<li>aspnet</li>
<li>winform</li>
<li>netmoblie</li>
</ul>
</li>
<li><a href="#">net6</a>
<ul>
<li>aspnet</li>
<li>winform</li>
<li>netmoblie</li>
</ul>
</li>
<li><a href="#" >net7</a>
<ul>
<li>aspnet</li>
<li>winform</li>
<li>netmoblie</li>
</ul>
</li>
</ul>
<script type="text/javascript">
var aList=document.getElementsByTagName("a");
for(var i=0;i<aList.length;i++)
{
aList[i].onmousemove=function(){
show(this);
};
}
</script>
</body>
</html>
slidetoggel(2000);
<div class="colspan">
<div class="title">统计的</div>
<div class="data"><%=get from server%></div>
</div>层中嵌套两个层,层<div class="data">内容是从服务器获取,所以高度是变化的,很多代码都是有高度限制的,不适合我的要求。现在我想在“统计的”三个字右边加个"+",点击展开下面的层,同时变为“-”,再点击下面那一层折叠起来。