Mini Shell

(function ($) {
    "use strict";
    $.fn.counterUp = function (options) {
        var settings = $.extend({ time: 400, delay: 10, offset: 100, beginAt: 0, formatter: false, context: "window", callback: function () {} }, options),
            s;
        return this.each(function () {
            var $this = $(this),
                counter = {
                    time: $(this).data("counterup-time") || settings.time,
                    delay: $(this).data("counterup-delay") || settings.delay,
                    offset: $(this).data("counterup-offset") || settings.offset,
                    beginAt: $(this).data("counterup-beginat") || settings.beginAt,
                    context: $(this).data("counterup-context") || settings.context,
                };
            var counterUpper = function () {
                var nums = [];
                var divisions = counter.time / counter.delay;
                var num = $(this).attr("data-num") ? $(this).attr("data-num") : $this.text();
                var isComma = /[0-9]+,[0-9]+/.test(num);
                num = num.replace(/,/g, "");
                var decimalPlaces = (num.split(".")[1] || []).length;
                if (counter.beginAt > num) counter.beginAt = num;
                var isTime = /[0-9]+:[0-9]+:[0-9]+/.test(num);
                if (isTime) {
                    var times = num.split(":"),
                        m = 1;
                    s = 0;
                    while (times.length > 0) {
                        s += m * parseInt(times.pop(), 10);
                        m *= 60;
                    }
                }
                for (var i = divisions; i >= (counter.beginAt / num) * divisions; i--) {
                    var newNum = parseFloat((num / divisions) * i).toFixed(decimalPlaces);
                    if (isTime) {
                        newNum = parseInt((s / divisions) * i);
                        var hours = parseInt(newNum / 3600) % 24;
                        var minutes = parseInt(newNum / 60) % 60;
                        var seconds = parseInt(newNum % 60, 10);
                        newNum = (hours < 10 ? "0" + hours : hours) + ":" + (minutes < 10 ? "0" + minutes : minutes) + ":" + (seconds < 10 ? "0" + seconds : seconds);
                    }
                    if (isComma) {
                        while (/(\d+)(\d{3})/.test(newNum.toString())) {
                            newNum = newNum.toString().replace(/(\d+)(\d{3})/, "$1" + "," + "$2");
                        }
                    }
                    if (settings.formatter) {
                        newNum = settings.formatter.call(this, newNum);
                    }
                    nums.unshift(newNum);
                }
                $this.data("counterup-nums", nums);
                $this.text(counter.beginAt);
                var f = function () {
                    if (!$this.data("counterup-nums")) {
                        settings.callback.call(this);
                        return;
                    }
                    $this.html($this.data("counterup-nums").shift());
                    if ($this.data("counterup-nums").length) {
                        setTimeout($this.data("counterup-func"), counter.delay);
                    } else {
                        $this.data("counterup-nums", null);
                        $this.data("counterup-func", null);
                        settings.callback.call(this);
                    }
                };
                $this.data("counterup-func", f);
                setTimeout($this.data("counterup-func"), counter.delay);
            };
            $this.waypoint(
                function (direction) {
                    counterUpper();
                    this.destroy();
                },
                { offset: counter.offset + "%", context: counter.context }
            );
        });
    };
})(jQuery);