window.close()
<html>
<head>
<meta charset="utf-8" />
<title>弹出的窗口</title>
<style type="text/css">
body{
background-image:url(new.jpg);
background-repeat:no-repeat;
}
</style>
</head>
<body>
<input type = "button" value = "关闭" onClick="window.close();"/>
</body>
</html><html>
<head>
<meta charset="utf-8" />
<script type="text/jscript" language="javascript">
window.open("new.html","new","height=280,width=800,top=10,left=20,resizable=no, location=no",false);
</script>
<style type="text/css">
p{
font-size:24px;
color:#F00;
}
</style>
</head>
<body>
<p>网站首页</p>
</body>
</html>JavaScript特效实例007-为弹出的窗口加入关闭按钮
原文：http://blog.csdn.net/yejinwei1220/article/details/45668051