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//################## Detect scrollbar & scroll to bottom  ###############
(function ($) {
    $.fn.hasScrollBar = function () {
        return this.get(0).scrollHeight > this.get(0).clientHeight;
    }

    $.fn.isScrollToBottom = function () {
        return $(this).scrollTop() + $(this).innerHeight() >= $(this)[0].scrollHeight;
    }
})(jQuery);