从这个帖子看的:
http://caibaojian.com/weixin-tip3.html
我的页面代码:
<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width,initial-scale=1.0"> <title>微信下载引导</title> <link rel="stylesheet" type="text/css" href="http://caibaojian.com/demo/reset.css"> <style type="text/css"> /*演示用，请勿引入项目中*/ *{margin:0; padding: 0;} body{font:normal 14px/1.5 Arial,Microsoft Yahei; color:#333;} .example{padding: 20px;} .example p{margin: 20px 0;} a{display: inline-block; background: #61B3E6; color:#fff; padding: 0 10px; border-radius: 4px; text-align: center; margin: 0 5px; line-height: 22px; font-size: 14px; text-decoration: none;} a.btn-warn{background: #F0AD4E;} a:hover{opacity: 0.8;} /*核心css*/ .wxtip{background: rgba(0,0,0,0.8); text-align: center; position: fixed; left:0; top: 0; width: 100%; height: 100%; z-index: 998; display: none;} .wxtip-icon{width: 52px; height: 67px; background: url(http://img.caibaojian.com/uploads/2016/01/weixin-tip.png) no-repeat; display: block; position: absolute; right: 30px; top: 20px;} .wxtip-txt{padding-top: 107px; color: #fff; font-size: 16px; line-height: 1.5;} </style> </head> <body> <div class="example"> <p>右上角打开浏览器下载应用文件</p> <a href="https://www.cfdport.com:7004/cfd_czapp/androidApk/1.6.apk" id="JdownApp">点击下载APP</a> <div class="wxtip" id="JweixinTip"> <span class="wxtip-icon"></span> <p class="wxtip-txt">点击右上角<br/>选择在浏览器中打开</p> </div> </div> <script type="text/javascript"> function weixinTip(ele){ var ua = navigator.userAgent; var isWeixin = !!/MicroMessenger/i.test(ua); if(isWeixin){ ele.onclick=function(e){ window.event? window.event.returnValue = false : e.preventDefault(); document.getElementById('JweixinTip').style.display='block'; } document.getElementById('JweixinTip').onclick=function(){ this.style.display='none'; } } } var btn1 = document.getElementById('JdownApp');//下载一 weixinTip(btn1); </script> </body> </html>