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html弹出浮动层

2016-06-08 17:53 471 查看
<!DOCTYPE html>

<html>

<head>

<meta charset="UTF-8">

<title>LSN</title>

 <script src="/js/jquery/1.8.3/jquery-1.8.3.js"></script>

  <script src="/js/lib/vpiaotong.base.js"></script>

  <script src="/js/lib/vpiaotong.http.js"></script>

  <script src="/js/lib/eventUtils.js"></script>

  <script src="/js/views/manage/productManage.js"></script>

  <script src="/js/views/manage/menuJump.js"></script>

  <script type="text/javascript">

 

  $(function () {

     $(".showbtn").click(function () {

         $("#bg").css({

             display: "block", height: $(document).height()

         });

         var $box = $('.box');

         $box.css({

             //设置弹出层距离左边的位置

             left: ($("body").width() - $box.width()) / 2 - 20 + "px",

             //设置弹出层距离上面的位置

             top: ($(window).height() - $box.height()) / 2 + $(window).scrollTop() + "px",

             display: "block"

         });

     });

     //点击关闭按钮的时候,遮罩层关闭

     $(".close").click(function () {

         $("#bg,.box").css("display", "none");

     });

 });

  </script>

  <style type="text/css">

.box{position:absolute;width:600px;left:50%;height:auto;z-index:100;background-color:#fff;border:1px #ddd solid;padding:1px;}

.box h2{height:25px;font-size:14px;background-color:#aaa;position:relative;padding-left:10px;line-height:25px;color:#fff;}

.box h2 a{position:absolute;right:5px;font-size:12px;color:#fff;}

.box .list{padding:10px;}

.box .list li{height:24px;line-height:24px;}

.box .list li span{margin:0 5px 0 0;font-family:"宋体";font-size:12px;font-weight:400;color:#ddd;}

.showbtn {font:bold 24px '微软雅黑';}

#bg{background-color:#666;position:absolute;z-index:99;left:0;top:0;display:none;width:100%;height:100%;opacity:0.5;filter: alpha(opacity=50);-moz-opacity: 0.5;}

  </style>

</head>

<body>

 <p class="showbtn"><a href="javascript:void(0);">显示遮罩层</a></p>

<div id="bg"></div>

<div class="box" style="display:none">

    <h2>jQuery 学习交流<a href="#" class="close">关闭</a></h2>

    <div class="list">

        <ul>

            <li>我是狼少年</li>

            <li>我是狼少年</li>

            <li>我是欧巴</li>

        </ul>

    </div>

</div>

</body>

</html>
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