(function($) {
    $.fn.countTo = function(options) {
// merge the default plugin settings with the custom options
options = $.extend({}, $.fn.countTo.defaults, options || {});

// how many times to update the value, and how much to increment the value on each update
var loops = Math.ceil(options.speed / options.refreshInterval),
increment = (options.to - options.from) / loops;

return $(this).each(function() {
    var _this = this,
    loopCount = 0,
    value = options.from,
    interval = setInterval(updateTimer, options.refreshInterval);

    function updateTimer() {
        value += increment;
        loopCount++;
        $(_this).html(value.toFixed(options.decimals));

        if (typeof(options.onUpdate) == 'function') {
            options.onUpdate.call(_this, value);
        }

        if (loopCount >= loops) {
            clearInterval(interval);
            value = options.to;

            if (typeof(options.onComplete) == 'function') {
                options.onComplete.call(_this, value);
            }
        }
    }
});
};

$.fn.countTo.defaults = {
from: 0,  // the number the element should start at
to: 100,  // the number the element should end at
speed: 1000,  // how long it should take to count between the target numbers
refreshInterval: 100,  // how often the element should be updated
decimals: 0,  // the number of decimal places to show
onUpdate: null,  // callback method for every time the element is updated,
onComplete: null,  // callback method for when the element finishes updating
};
})(jQuery);