div效果很好的遮盖层效果

来源：互联网发布：python 爬虫 google 编辑：程序博客网时间：2024/04/29 22:55

http://blog.csdn.net/wushuang5566110/article/details/38316385
已验证，挺好的

[html] view plain copy print?<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">   <html xmlns="http://www.w3.org/1999/xhtml">  <head>  <title>DIV CSS遮罩层</title>  <script language="javascript" type="text/javascript">  function showdiv() {                          document.getElementById("bg").style.display ="block";              document.getElementById("show").style.display ="block";          }  function hidediv() {              document.getElementById("bg").style.display ='none';              document.getElementById("show").style.display ='none';          }  </script>  <style type="text/css">          #bg{ display: none;  position: absolute;  top: 0%;  left: 0%;  width: 100%;  height: 100%;  background-color: black;  z-index:1001;  -moz-opacity: 0.7;  opacity:.70;  filter: alpha(opacity=70);}          #show{display: none;  position: absolute;  top: 25%;  left: 22%;  width: 53%;  height: 49%;  padding: 8px;  border: 8px solid #E8E9F7;  background-color: white;  z-index:1002;  overflow: auto;}  </style>  </head>  <body>  <input id="btnshow" type="button" value="Show" onclick="showdiv();"/>  <div id="bg"></div>  <div id="show">测试  <input id="btnclose" type="button" value="Close" onclick="hidediv();"/>  </div>  </body>  </html>

这里写图片描述

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