<script type="text/javascript">
$(document).ready(function(){
$('.one').click(function(){ //点击a标签
$('.box').show(); 弹出层显示
});
$('span').click(function(){ //点击关闭按钮 弹出层隐藏
$('.box').hide();
});
$('.box_all').easydrag(); //弹出层可以拖动
});
</script>
<style type="text/css">
* { padding:0; margin:0; }
body { font-size:12px; padding:100px; }
.box_all { float:left; padding:5px; background:#eee; position:absolute; top:30%; left:30%;}
.box { 500px; border:1px solid #4c7ebd; display:none; }
.box h1 { height:30px; line-height:30px; color:#fff; font-size:14px; background:#87b0e1; padding-left:10px; }
.box span { float:right; padding-right:10px; cursor:pointer;}
.box span a { display:block; height:30px; 30px; background:url(img/close.jpg) no-repeat; text-indent:-9999px;}
.box span a:hover { background:url(img/close_hover.jpg) no-repeat;}
.box p { padding:10px; height:400px; background:#fff; border:3px solid #eee; }
.one { display:block;}
</style>
<body>
<a href="#" class="one">后盾网教程</a><br />
<input type="submit" class="one" value="后盾网教程" />
<br />
<input type="text" class="one" value="后盾网教程" />
<div class="box_all">
<div class="box">
<h1><span><a href="#">关闭</a></span>这是标题</h1>
<p>这是内容</p>
</div>
</div>
</body>