<!DOCTYPE html>
<html lang="zh_CN"><head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1"/> <script type="text/javascript" src="http://libs.useso.com/js/jquery/1.9.0/jquery.min.js"></script> <title></title> <style type="text/css"> *{margin:0; padding:0;} a{text-decoration: none;} img{max-width: 100%; height: auto;} .weixin-tip{display: none; position: fixed; left:0; top:0; bottom:0; background: rgba(0,0,0,0.8); filter:alpha(opacity=80); height: 100%; width: 100%; z-index: 100;} .weixin-tip p{text-align: center; margin-top: 10%; padding:0 5%;} </style></head><body> <div class="weixin-tip"> <p> <img src="images/guide_pic.png" alt="微信打开"/> </p> </div> <div> dfdsfsdfdsfdsfsdfaf </div> <script type="text/javascript"> $(window).on("load",function(){ var winHeight = $(window).height(); function is_weixin() { var ua = navigator.userAgent.toLowerCase(); if (ua.match(/MicroMessenger/i) == "micromessenger") { return true; } else { return false; } } var isWeixin = is_weixin(); if(isWeixin){ $(".weixin-tip").css("height",winHeight); $(".weixin-tip").show(); } }) </script></body></html>如果是微信打开，就是这个样子
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原文链接：(http://caibaojian.com/weixin-tip.html)
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