navigator浏览器识别

navigator对象识别IE浏览器

if(window.ActiveXObject){
var browser = navigator.appName;
var b_version = navigator.appVersion;
var version = b_version.split(";");
var trim_Version = version[1].replace(/[]/g,"");
if(brower == "Microsoft Internet Explorer" && (trim_Version == "MSIE6.0" || trim_Version == "MSIE7.0")){
alert("您使用的是IE6或IE7浏览器");
}
}

判断用户是移动端还是PC端
//判断手机端用户还是PC端用户
var a = navigator.userAgent;
if(a.indexOf("Android") != -1 || a.indexOf("iPhone") != -1 || a.indexOf("iPad") != -1){
//跳转到手机网站
}

谷歌浏览器navigator对象