//判断浏览器版本是否过低 var ua = navigator.userAgent.toLowerCase(); if (window.ActiveXObject) var IEversion = ua.match(/msie ([\d.]+)/)[1]; if (IEversion < 8) location.href = "/static/kill-ie.html";
浏览器版本低于8以下就跳到kill-ie.html
原文：http://www.cnblogs.com/hllive/p/5944518.html