一个简单的html点击展开/关闭代码
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>hackhp blog</title>
<style type="text/css">
#box,#box2,#box3,#box4{padding:10px;border:1px solid green;}
</style>
<script type="text/javascript">
function openShutManager(oSourceObj,oTargetObj,shutAble,oOpenTip,oShutTip){
var sourceObj = typeof oSourceObj == "string" ? document.getElementById(oSourceObj) : oSourceObj;
var targetObj = typeof oTargetObj == "string" ? document.getElementById(oTargetObj) : oTargetObj;
var openTip = oOpenTip || "";
var shutTip = oShutTip || "";
if(targetObj.style.display!="none"){
if(shutAble) return;
targetObj.style.display="none";
if(openTip && shutTip){
sourceObj.innerHTML = shutTip;
}
} else {
targetObj.style.display="block";
if(openTip && shutTip){
sourceObj.innerHTML = openTip;
}
}
}
</script>
</head>
<body>
<!--链接式-->
<p><a href="" onclick="openShutManager(this,'box3',false,'点击关闭','点击展开')">点击展开</a></p>
<p id="box3" style="display:none">hackhp blog</p>
<!--按钮式-->
<p><button onclick="openShutManager(this,'box4',false,'点击关闭','点击展开')">点击展开</button></p>
<p id="box4" style="display:none">hackhp blog</p>
</body>
</html>
