Check if Touch Device

//Check Mobile Devices
var checkMobile = function(){

    //Check Device
    var isTouch = ('ontouchstart' in document.documentElement);

    //Check Device //All Touch Devices
    if ( isTouch ) {

        $('html').addClass('touch');

    }
    else {

        $('html').addClass('no-touch');

    };

};

//Execute Check
checkMobile();