(编辑：jimmy 日期: 2025/9/30 浏览：2)
Jquery实现遮罩层的简单实例(就是弹出DIV周围都灰色不能操作)
<!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>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>Jquery遮罩层</title>
<style type="text/css">
#BgDiv{background-color:#e3e3e3; position:absolute; z-index:99; left:0; top:0; display:none; width:100%; height:1000px;opacity:0.5;filter: alpha(opacity=50);-moz-opacity: 0.5;}
#DialogDiv{position:absolute;width:400px; left:50%; top:50%; margin-left:-200px; height:auto; z-index:100;background-color:#fff; border:1px #8FA4F5 solid; padding:1px;}
#DialogDiv h2{ height:25px; font-size:14px; background-color:#8FA4F5; position:relative; padding-left:10px; line-height:25px;}
#DialogDiv h2 a{position:absolute; right:5px; font-size:12px; color:#000000}
#DialogDiv .form{padding:10px;}
#DialogDiv2{position:absolute;width:400px; left:50%; top:50%; margin-left:-200px; height:auto; z-index:100;background-color:#fff; border:1px #8FA4F5 solid; padding:1px;}
#DialogDiv2 h2{ height:25px; font-size:14px; background-color:#8FA4F5; position:relative; padding-left:10px; line-height:25px;}
#DialogDiv2 h2 a{position:absolute; right:5px; font-size:12px; color:#000000}
#DialogDiv2 .form{padding:10px;}
#DialogDiv3{position:absolute;width:400px; left:50%; top:50%; margin-left:-200px; height:auto; z-index:100;background-color:#fff; border:1px #8FA4F5 solid; padding:1px;}
#DialogDiv3 h2{ height:25px; font-size:14px; background-color:#8FA4F5; position:relative; padding-left:10px; line-height:25px;}
#DialogDiv3 h2 a{position:absolute; right:5px; font-size:12px; color:#000000}
#DialogDiv3 .form{padding:10px;}
</style>
<script language="javascript" type="text/javascript" src="/UploadFiles/2021-04-02/jquery-1.4.2.min.js">
以上这篇Jquery实现遮罩层的简单实例(就是弹出DIV周围都灰色不能操作)就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持。