/*
 ** ie低版本提示(框架仅支持ie9+)
 */
(function() {
  var useragent = navigator.useragent.tolowercase();
  var browser = {
    version: (useragent.match(/.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/) || [])[1],
    msie: /msie/.test(useragent) && !/opera/.test(useragent)
  };

  if (parsefloat(browser.version) < 9 && browser.msie) {
    window.location = 'https://www.meixin.com/browser/index.html'
  }
})();