jQuery+html5实现div弹出层并遮罩背景

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我是靠谱客的博主怕孤独皮皮虾，最近开发中收集的这篇文章主要介绍jQuery+html5实现div弹出层并遮罩背景，觉得挺不错的，现在分享给大家，希望可以做个参考。

概述

渐入弹窗，背景变色不可点击。查看效果：http://runjs.cn/detail/t08gmoij

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>popup</title>
<script type="text/javascript" src="jquery-2.1.3.min.js"></script>
</head>
<style type="text/css">
#popup{
  position: absolute;display:none; z-index:3000; background-color:#FFF; left: 601px; top: 217px; height: 150px; width: 217px;line-height:94px;text-align:center;
  border: 1px solid #03F;
}
#embedding{
  position: absolute; background-color: #36F; top: 94px;height:56px; width:217px;line-height:56px;text-align:center;
}
a{
  text-decoration:none;
  font-family:"微软雅黑";
  font-size:18px;
  color:#FFF;
}
</style>
<script type="text/javascript">
$(function(){
  var url = null;
  $(document).on('click','button',function(){
    var text = $(this).text();
    switch(text){
      case 'OSChina':url = 'http://www.oschina.net/';break;
      case 'baidu':url = 'http://www.baidu.com/';break;
      case 'CSDN':url = 'http://bbs.csdn.net/home';break;
      }
    $('#text').text('是否确定前往 '+text+' ?');
    $('#loadingDiv').css('display','block');  
    $('#popup').slideDown();
  }); 
  $(document).on('click','a',function(){
    if($(this).text()=='确定'){
      location.href=url;
    }else{
      $('#loadingDiv').css('display','none'); 
      $('#popup').slideUp();
    }
  });
});
</script>
<body>
<div id="loadingDiv" style="position:fixed;display:none;z-index:2000;top:0px;left:0px;width:100%;height:100%;background-color:rgba(255,255,0,0.5)"></div>
<div id="popup">
  <span id="text"></span>
  <div id="embedding">
    <a href="javascript：void(0)">确定</a>   
    <a href="javascript：void(0)">取消</a>
  </div>
</div>
<button style="position: absolute; left: 233px; top: 260px;" >OSChina</button>
<button style="position: absolute; left: 233px; top: 320px;" >baidu</button>
<button style="position: absolute; left: 233px; top: 380px;" >CSDN</button>
</body>
</html>

以上所述就是本文的全部内容了，希望大家能够喜欢。