验证浏览器是否IE

function validateBrowerVersion(){
 
    if(navigator.appName == "Microsoft Internet Explorer"){
        if(navigator.appVersion.match(/360SE/i)=='360SE'){
   status = '当前浏览器是 360SE ';
        }else if(navigator.appVersion.match(/8./i)=='8.'){
   status = '当前浏览器是IE 8';
        }else if(navigator.appVersion.match(/7./i)=='7.'){
   status = '当前浏览器是IE 7';
        }else if(navigator.appVersion.match(/6./i)=='6.'){
   status = '当前浏览器是IE 6';
        }
       
        window.status = status;
    }else{
     window.status = navigator.appName;
  alert('请使用IE浏览器！');
  return false;
 }
 return true;
}