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js实现关闭悬浮框广告特效详解

时间：2021-07-01 10:21:17 帮助过：11人阅读

注意不能直接用close()命名关闭广告函数，避免冲突。

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
        "www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
        <html xmlns="www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
        <title>无标题文档</title><style type="text/css">
        #apDiv1 {position: absolute;left: 251px;top: 51px;width: 529px;height: 210px;z-index: 2;background-color: #0000FF;}
        #closebt {position: absolute;top: 0;right: 0;background: red;}
        #apDiv2 {position: absolute;left: 128px;top: 381px;width: 912px;height: 18663px;z-index: -1;background-color: #FF0000;}-->
        </style><script>var xx = 0;function init() {//获取元素的top值            xx = document.getElementById("apDiv1").offsetTop;
        }function aa() {if (document.body.scrollTop) 
        {//兼容谷歌                
        document.getElementById("apDiv1").style.top = xx + document.body.scrollTop + "px";
            } else {//兼容ie，火狐                
            document.getElementById("apDiv1").style.top = xx + document.documentElement.scrollTop + "px";
            }
        }
        window.onscroll = aa;function closetext() {
            document.getElementById("closebt").style.display="none";
            document.getElementById("apDiv1").style.display="none";
        }</script>
        </head>
        <body onload="init()">
        <div id="apDiv1"><span id="closebt"><a href="#" onclick="closetext()">可关闭</a>
        </span></div><div id="apDiv2">
        </div>
        </body>
        </html>

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js实现关闭悬浮框广告特效详解

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