(function($){
    $.extend({
        mobiledetect: function(){
            var ua = navigator.userAgent;
            var result = new Object();
            result.android = ua.match(/Android/i) ? true : false;
            result.webos = ua.match(/webOS/i) && ua.match(/Pre/i) ? true : false;
            result.iphone = ua.match(/iPhone/i) ? true : false;
            result.ipod = ua.match(/iPod/i) ? true : false;
            result.ipad = ua.match(/iPad/i) ? true : false;
            result.mobile = result.android || result.webos || result.iphone || result.ipod || result.ipad;
            return result;
        }
    });
})(jQuery);