(function ($) {
"use strict";
// Checks for ie
if ( !!navigator.userAgent.match(/MSIE/i) || !!navigator.userAgent.match(/Trident.*rv:11\./) ){
$('body').addClass('ie');
}
// Checks for iOs, Android, Blackberry, Opera Mini, and Windows mobile devices
var ua = window['navigator']['userAgent'] || window['navigator']['vendor'] || window['opera'];
if( (/iPhone|iPod|iPad|Silk|Android|BlackBerry|Opera Mini|IEMobile/).test(ua) ){
$('body').addClass('smart');
}
})(jQuery);