/* perfect-scrollbar v0.6.10 */
(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
        'use strict';

        var ps = require('../main')
            , psInstances = require('../plugin/instances');

        function mountJQuery(jQuery) {
            jQuery.fn.perfectScrollbar = function (settingOrCommand) {
                return this.each(function () {
                    if (typeof settingOrCommand === 'object' ||
                        typeof settingOrCommand === 'undefined') {
                        // If it's an object or none, initialize.
                        var settings = settingOrCommand;

                        if (!psInstances.get(this)) {
                            ps.initialize(this, settings);
                        }
                    } else {
                        // Unless, it may be a command.
                        var command = settingOrCommand;

                        if (command === 'update') {
                            ps.update(this);
                        } else if (command === 'destroy') {
                            ps.destroy(this);
                        }
                    }

                    return jQuery(this);
                });
            };
        }

        if (typeof define === 'function' && define.amd) {
            // AMD. Register as an anonymous module.
            define(['jquery'], mountJQuery);
        } else {
            var jq = window.jQuery ? window.jQuery : window.$;
            if (typeof jq !== 'undefined') {
                mountJQuery(jq);
            }
        }

        module.exports = mountJQuery;

    },{"../main":7,"../plugin/instances":18}],2:[function(require,module,exports){
        'use strict';

        function oldAdd(element, className) {
            var classes = element.className.split(' ');
            if (classes.indexOf(className) < 0) {
                classes.push(className);
            }
            element.className = classes.join(' ');
        }

        function oldRemove(element, className) {
            var classes = element.className.split(' ');
            var idx = classes.indexOf(className);
            if (idx >= 0) {
                classes.splice(idx, 1);
            }
            element.className = classes.join(' ');
        }

        exports.add = function (element, className) {
            if (element.classList) {
                element.classList.add(className);
            } else {
                oldAdd(element, className);
            }
        };

        exports.remove = function (element, className) {
            if (element.classList) {
                element.classList.remove(className);
            } else {
                oldRemove(element, className);
            }
        };

        exports.list = function (element) {
            if (element.classList) {
                return Array.prototype.slice.apply(element.classList);
            } else {
                return element.className.split(' ');
            }
        };

    },{}],3:[function(require,module,exports){
        'use strict';

        var DOM = {};

        DOM.e = function (tagName, className) {
            var element = document.createElement(tagName);
            element.className = className;
            return element;
        };

        DOM.appendTo = function (child, parent) {
            parent.appendChild(child);
            return child;
        };

        function cssGet(element, styleName) {
            return window.getComputedStyle(element)[styleName];
        }

        function cssSet(element, styleName, styleValue) {
            if (typeof styleValue === 'number') {
                styleValue = styleValue.toString() + 'px';
            }
            element.style[styleName] = styleValue;
            return element;
        }

        function cssMultiSet(element, obj) {
            for (var key in obj) {
                var val = obj[key];
                if (typeof val === 'number') {
                    val = val.toString() + 'px';
                }
                element.style[key] = val;
            }
            return element;
        }

        DOM.css = function (element, styleNameOrObject, styleValue) {
            if (typeof styleNameOrObject === 'object') {
                // multiple set with object
                return cssMultiSet(element, styleNameOrObject);
            } else {
                if (typeof styleValue === 'undefined') {
                    return cssGet(element, styleNameOrObject);
                } else {
                    return cssSet(element, styleNameOrObject, styleValue);
                }
            }
        };

        DOM.matches = function (element, query) {
            if (typeof element.matches !== 'undefined') {
                return element.matches(query);
            } else {
                if (typeof element.matchesSelector !== 'undefined') {
                    return element.matchesSelector(query);
                } else if (typeof element.webkitMatchesSelector !== 'undefined') {
                    return element.webkitMatchesSelector(query);
                } else if (typeof element.mozMatchesSelector !== 'undefined') {
                    return element.mozMatchesSelector(query);
                } else if (typeof element.msMatchesSelector !== 'undefined') {
                    return element.msMatchesSelector(query);
                }
            }
        };

        DOM.remove = function (element) {
            if (typeof element.remove !== 'undefined') {
                element.remove();
            } else {
                if (element.parentNode) {
                    element.parentNode.removeChild(element);
                }
            }
        };

        DOM.queryChildren = function (element, selector) {
            return Array.prototype.filter.call(element.childNodes, function (child) {
                return DOM.matches(child, selector);
            });
        };

        module.exports = DOM;

    },{}],4:[function(require,module,exports){
        'use strict';

        var EventElement = function (element) {
            this.element = element;
            this.events = {};
        };

        EventElement.prototype.bind = function (eventName, handler) {
            if (typeof this.events[eventName] === 'undefined') {
                this.events[eventName] = [];
            }
            this.events[eventName].push(handler);
            this.element.addEventListener(eventName, handler, false);
        };

        EventElement.prototype.unbind = function (eventName, handler) {
            var isHandlerProvided = (typeof handler !== 'undefined');
            this.events[eventName] = this.events[eventName].filter(function (hdlr) {
                if (isHandlerProvided && hdlr !== handler) {
                    return true;
                }
                this.element.removeEventListener(eventName, hdlr, false);
                return false;
            }, this);
        };

        EventElement.prototype.unbindAll = function () {
            for (var name in this.events) {
                this.unbind(name);
            }
        };

        var EventManager = function () {
            this.eventElements = [];
        };

        EventManager.prototype.eventElement = function (element) {
            var ee = this.eventElements.filter(function (eventElement) {
                return eventElement.element === element;
            })[0];
            if (typeof ee === 'undefined') {
                ee = new EventElement(element);
                this.eventElements.push(ee);
            }
            return ee;
        };

        EventManager.prototype.bind = function (element, eventName, handler) {
            this.eventElement(element).bind(eventName, handler);
        };

        EventManager.prototype.unbind = function (element, eventName, handler) {
            this.eventElement(element).unbind(eventName, handler);
        };

        EventManager.prototype.unbindAll = function () {
            for (var i = 0; i < this.eventElements.length; i++) {
                this.eventElements[i].unbindAll();
            }
        };

        EventManager.prototype.once = function (element, eventName, handler) {
            var ee = this.eventElement(element);
            var onceHandler = function (e) {
                ee.unbind(eventName, onceHandler);
                handler(e);
            };
            ee.bind(eventName, onceHandler);
        };

        module.exports = EventManager;

    },{}],5:[function(require,module,exports){
        'use strict';

        module.exports = (function () {
            function s4() {
                return Math.floor((1 + Math.random()) * 0x10000)
                    .toString(16)
                    .substring(1);
            }
            return function () {
                return s4() + s4() + '-' + s4() + '-' + s4() + '-' +
                    s4() + '-' + s4() + s4() + s4();
            };
        })();

    },{}],6:[function(require,module,exports){
        'use strict';

        var cls = require('./class')
            , d = require('./dom');

        exports.toInt = function (x) {
            return parseInt(x, 10) || 0;
        };

        exports.clone = function (obj) {
            if (obj === null) {
                return null;
            } else if (typeof obj === 'object') {
                var result = {};
                for (var key in obj) {
                    result[key] = this.clone(obj[key]);
                }
                return result;
            } else {
                return obj;
            }
        };

        exports.extend = function (original, source) {
            var result = this.clone(original);
            for (var key in source) {
                result[key] = this.clone(source[key]);
            }
            return result;
        };

        exports.isEditable = function (el) {
            return d.matches(el, "input,[contenteditable]") ||
                d.matches(el, "select,[contenteditable]") ||
                d.matches(el, "textarea,[contenteditable]") ||
                d.matches(el, "button,[contenteditable]");
        };

        exports.removePsClasses = function (element) {
            var clsList = cls.list(element);
            for (var i = 0; i < clsList.length; i++) {
                var className = clsList[i];
                if (className.indexOf('ps-') === 0) {
                    cls.remove(element, className);
                }
            }
        };

        exports.outerWidth = function (element) {
            return this.toInt(d.css(element, 'width')) +
                this.toInt(d.css(element, 'paddingLeft')) +
                this.toInt(d.css(element, 'paddingRight')) +
                this.toInt(d.css(element, 'borderLeftWidth')) +
                this.toInt(d.css(element, 'borderRightWidth'));
        };

        exports.startScrolling = function (element, axis) {
            cls.add(element, 'ps-in-scrolling');
            if (typeof axis !== 'undefined') {
                cls.add(element, 'ps-' + axis);
            } else {
                cls.add(element, 'ps-x');
                cls.add(element, 'ps-y');
            }
        };

        exports.stopScrolling = function (element, axis) {
            cls.remove(element, 'ps-in-scrolling');
            if (typeof axis !== 'undefined') {
                cls.remove(element, 'ps-' + axis);
            } else {
                cls.remove(element, 'ps-x');
                cls.remove(element, 'ps-y');
            }
        };

        exports.env = {
            isWebKit: 'WebkitAppearance' in document.documentElement.style,
            supportsTouch: (('ontouchstart' in window) || window.DocumentTouch && document instanceof window.DocumentTouch),
            supportsIePointer: window.navigator.msMaxTouchPoints !== null
        };

    },{"./class":2,"./dom":3}],7:[function(require,module,exports){
        'use strict';

        var destroy = require('./plugin/destroy')
            , initialize = require('./plugin/initialize')
            , update = require('./plugin/update');

        module.exports = {
            initialize: initialize,
            update: update,
            destroy: destroy
        };

    },{"./plugin/destroy":9,"./plugin/initialize":17,"./plugin/update":21}],8:[function(require,module,exports){
        'use strict';

        module.exports = {
            maxScrollbarLength: null,
            minScrollbarLength: null,
            scrollXMarginOffset: 0,
            scrollYMarginOffset: 0,
            stopPropagationOnClick: true,
            suppressScrollX: false,
            suppressScrollY: false,
            swipePropagation: true,
            useBothWheelAxes: false,
            useKeyboard: true,
            useSelectionScroll: false,
            wheelPropagation: false,
            wheelSpeed: 1,
            theme: 'default'
        };

    },{}],9:[function(require,module,exports){
        'use strict';

        var d = require('../lib/dom')
            , h = require('../lib/helper')
            , instances = require('./instances');

        module.exports = function (element) {
            var i = instances.get(element);

            if (!i) {
                return;
            }

            i.event.unbindAll();
            d.remove(i.scrollbarX);
            d.remove(i.scrollbarY);
            d.remove(i.scrollbarXRail);
            d.remove(i.scrollbarYRail);
            h.removePsClasses(element);

            instances.remove(element);
        };

    },{"../lib/dom":3,"../lib/helper":6,"./instances":18}],10:[function(require,module,exports){
        'use strict';

        var h = require('../../lib/helper')
            , instances = require('../instances')
            , updateGeometry = require('../update-geometry')
            , updateScroll = require('../update-scroll');

        function bindClickRailHandler(element, i) {
            function pageOffset(el) {
                return el.getBoundingClientRect();
            }
            var stopPropagation = window.Event.prototype.stopPropagation.bind;

            if (i.settings.stopPropagationOnClick) {
                i.event.bind(i.scrollbarY, 'click', stopPropagation);
            }
            i.event.bind(i.scrollbarYRail, 'click', function (e) {
                var halfOfScrollbarLength = h.toInt(i.scrollbarYHeight / 2);
                var positionTop = i.railYRatio * (e.pageY - window.pageYOffset - pageOffset(i.scrollbarYRail).top - halfOfScrollbarLength);
                var maxPositionTop = i.railYRatio * (i.railYHeight - i.scrollbarYHeight);
                var positionRatio = positionTop / maxPositionTop;

                if (positionRatio < 0) {
                    positionRatio = 0;
                } else if (positionRatio > 1) {
                    positionRatio = 1;
                }

                updateScroll(element, 'top', (i.contentHeight - i.containerHeight) * positionRatio);
                updateGeometry(element);

                e.stopPropagation();
            });

            if (i.settings.stopPropagationOnClick) {
                i.event.bind(i.scrollbarX, 'click', stopPropagation);
            }
            i.event.bind(i.scrollbarXRail, 'click', function (e) {
                var halfOfScrollbarLength = h.toInt(i.scrollbarXWidth / 2);
                var positionLeft = i.railXRatio * (e.pageX - window.pageXOffset - pageOffset(i.scrollbarXRail).left - halfOfScrollbarLength);
                var maxPositionLeft = i.railXRatio * (i.railXWidth - i.scrollbarXWidth);
                var positionRatio = positionLeft / maxPositionLeft;

                if (positionRatio < 0) {
                    positionRatio = 0;
                } else if (positionRatio > 1) {
                    positionRatio = 1;
                }

                updateScroll(element, 'left', ((i.contentWidth - i.containerWidth) * positionRatio) - i.negativeScrollAdjustment);
                updateGeometry(element);

                e.stopPropagation();
            });
        }

        module.exports = function (element) {
            var i = instances.get(element);
            bindClickRailHandler(element, i);
        };

    },{"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],11:[function(require,module,exports){
        'use strict';

        var d = require('../../lib/dom')
            , h = require('../../lib/helper')
            , instances = require('../instances')
            , updateGeometry = require('../update-geometry')
            , updateScroll = require('../update-scroll');

        function bindMouseScrollXHandler(element, i) {
            var currentLeft = null;
            var currentPageX = null;

            function updateScrollLeft(deltaX) {
                var newLeft = currentLeft + (deltaX * i.railXRatio);
                var maxLeft = Math.max(0, i.scrollbarXRail.getBoundingClientRect().left) + (i.railXRatio * (i.railXWidth - i.scrollbarXWidth));

                if (newLeft < 0) {
                    i.scrollbarXLeft = 0;
                } else if (newLeft > maxLeft) {
                    i.scrollbarXLeft = maxLeft;
                } else {
                    i.scrollbarXLeft = newLeft;
                }

                var scrollLeft = h.toInt(i.scrollbarXLeft * (i.contentWidth - i.containerWidth) / (i.containerWidth - (i.railXRatio * i.scrollbarXWidth))) - i.negativeScrollAdjustment;
                updateScroll(element, 'left', scrollLeft);
            }

            var mouseMoveHandler = function (e) {
                updateScrollLeft(e.pageX - currentPageX);
                updateGeometry(element);
                e.stopPropagation();
                e.preventDefault();
            };

            var mouseUpHandler = function () {
                h.stopScrolling(element, 'x');
                i.event.unbind(i.ownerDocument, 'mousemove', mouseMoveHandler);
            };

            i.event.bind(i.scrollbarX, 'mousedown', function (e) {
                currentPageX = e.pageX;
                currentLeft = h.toInt(d.css(i.scrollbarX, 'left')) * i.railXRatio;
                h.startScrolling(element, 'x');

                i.event.bind(i.ownerDocument, 'mousemove', mouseMoveHandler);
                i.event.once(i.ownerDocument, 'mouseup', mouseUpHandler);

                e.stopPropagation();
                e.preventDefault();
            });
        }

        function bindMouseScrollYHandler(element, i) {
            var currentTop = null;
            var currentPageY = null;

            function updateScrollTop(deltaY) {
                var newTop = currentTop + (deltaY * i.railYRatio);
                var maxTop = Math.max(0, i.scrollbarYRail.getBoundingClientRect().top) + (i.railYRatio * (i.railYHeight - i.scrollbarYHeight));

                if (newTop < 0) {
                    i.scrollbarYTop = 0;
                } else if (newTop > maxTop) {
                    i.scrollbarYTop = maxTop;
                } else {
                    i.scrollbarYTop = newTop;
                }

                var scrollTop = h.toInt(i.scrollbarYTop * (i.contentHeight - i.containerHeight) / (i.containerHeight - (i.railYRatio * i.scrollbarYHeight)));
                updateScroll(element, 'top', scrollTop);
            }

            var mouseMoveHandler = function (e) {
                updateScrollTop(e.pageY - currentPageY);
                updateGeometry(element);
                e.stopPropagation();
                e.preventDefault();
            };

            var mouseUpHandler = function () {
                h.stopScrolling(element, 'y');
                i.event.unbind(i.ownerDocument, 'mousemove', mouseMoveHandler);
            };

            i.event.bind(i.scrollbarY, 'mousedown', function (e) {
                currentPageY = e.pageY;
                currentTop = h.toInt(d.css(i.scrollbarY, 'top')) * i.railYRatio;
                h.startScrolling(element, 'y');

                i.event.bind(i.ownerDocument, 'mousemove', mouseMoveHandler);
                i.event.once(i.ownerDocument, 'mouseup', mouseUpHandler);

                e.stopPropagation();
                e.preventDefault();
            });
        }

        module.exports = function (element) {
            var i = instances.get(element);
            bindMouseScrollXHandler(element, i);
            bindMouseScrollYHandler(element, i);
        };

    },{"../../lib/dom":3,"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],12:[function(require,module,exports){
        'use strict';

        var h = require('../../lib/helper')
            , d = require('../../lib/dom')
            , instances = require('../instances')
            , updateGeometry = require('../update-geometry')
            , updateScroll = require('../update-scroll');

        function bindKeyboardHandler(element, i) {
            var hovered = false;
            i.event.bind(element, 'mouseenter', function () {
                hovered = true;
            });
            i.event.bind(element, 'mouseleave', function () {
                hovered = false;
            });

            var shouldPrevent = false;
            function shouldPreventDefault(deltaX, deltaY) {
                var scrollTop = element.scrollTop;
                if (deltaX === 0) {
                    if (!i.scrollbarYActive) {
                        return false;
                    }
                    if ((scrollTop === 0 && deltaY > 0) || (scrollTop >= i.contentHeight - i.containerHeight && deltaY < 0)) {
                        return !i.settings.wheelPropagation;
                    }
                }

                var scrollLeft = element.scrollLeft;
                if (deltaY === 0) {
                    if (!i.scrollbarXActive) {
                        return false;
                    }
                    if ((scrollLeft === 0 && deltaX < 0) || (scrollLeft >= i.contentWidth - i.containerWidth && deltaX > 0)) {
                        return !i.settings.wheelPropagation;
                    }
                }
                return true;
            }

            i.event.bind(i.ownerDocument, 'keydown', function (e) {
                if (e.isDefaultPrevented && e.isDefaultPrevented()) {
                    return;
                }

                var focused = d.matches(i.scrollbarX, ':focus') ||
                    d.matches(i.scrollbarY, ':focus');

                if (!hovered && !focused) {
                    return;
                }

                var activeElement = document.activeElement ? document.activeElement : i.ownerDocument.activeElement;
                if (activeElement) {
                    // go deeper if element is a webcomponent
                    while (activeElement.shadowRoot) {
                        activeElement = activeElement.shadowRoot.activeElement;
                    }
                    if (h.isEditable(activeElement)) {
                        return;
                    }
                }

                var deltaX = 0;
                var deltaY = 0;

                switch (e.which) {
                    case 37: // left
                        deltaX = -30;
                        break;
                    case 38: // up
                        deltaY = 30;
                        break;
                    case 39: // right
                        deltaX = 30;
                        break;
                    case 40: // down
                        deltaY = -30;
                        break;
                    case 33: // page up
                        deltaY = 90;
                        break;
                    case 32: // space bar
                        if (e.shiftKey) {
                            deltaY = 90;
                        } else {
                            deltaY = -90;
                        }
                        break;
                    case 34: // page down
                        deltaY = -90;
                        break;
                    case 35: // end
                        if (e.ctrlKey) {
                            deltaY = -i.contentHeight;
                        } else {
                            deltaY = -i.containerHeight;
                        }
                        break;
                    case 36: // home
                        if (e.ctrlKey) {
                            deltaY = element.scrollTop;
                        } else {
                            deltaY = i.containerHeight;
                        }
                        break;
                    default:
                        return;
                }

                updateScroll(element, 'top', element.scrollTop - deltaY);
                updateScroll(element, 'left', element.scrollLeft + deltaX);
                updateGeometry(element);

                shouldPrevent = shouldPreventDefault(deltaX, deltaY);
                if (shouldPrevent) {
                    e.preventDefault();
                }
            });
        }

        module.exports = function (element) {
            var i = instances.get(element);
            bindKeyboardHandler(element, i);
        };

    },{"../../lib/dom":3,"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],13:[function(require,module,exports){
        'use strict';

        var instances = require('../instances')
            , updateGeometry = require('../update-geometry')
            , updateScroll = require('../update-scroll');

        function bindMouseWheelHandler(element, i) {
            var shouldPrevent = false;

            function shouldPreventDefault(deltaX, deltaY) {
                var scrollTop = element.scrollTop;
                if (deltaX === 0) {
                    if (!i.scrollbarYActive) {
                        return false;
                    }
                    if ((scrollTop === 0 && deltaY > 0) || (scrollTop >= i.contentHeight - i.containerHeight && deltaY < 0)) {
                        return !i.settings.wheelPropagation;
                    }
                }

                var scrollLeft = element.scrollLeft;
                if (deltaY === 0) {
                    if (!i.scrollbarXActive) {
                        return false;
                    }
                    if ((scrollLeft === 0 && deltaX < 0) || (scrollLeft >= i.contentWidth - i.containerWidth && deltaX > 0)) {
                        return !i.settings.wheelPropagation;
                    }
                }
                return true;
            }

            function getDeltaFromEvent(e) {
                var deltaX = e.deltaX;
                var deltaY = -1 * e.deltaY;

                if (typeof deltaX === "undefined" || typeof deltaY === "undefined") {
                    // OS X Safari
                    deltaX = -1 * e.wheelDeltaX / 6;
                    deltaY = e.wheelDeltaY / 6;
                }

                if (e.deltaMode && e.deltaMode === 1) {
                    // Firefox in deltaMode 1: Line scrolling
                    deltaX *= 10;
                    deltaY *= 10;
                }

                if (deltaX !== deltaX && deltaY !== deltaY/* NaN checks */) {
                    // IE in some mouse drivers
                    deltaX = 0;
                    deltaY = e.wheelDelta;
                }

                return [deltaX, deltaY];
            }

            function shouldBeConsumedByTextarea(deltaX, deltaY) {
                var hoveredTextarea = element.querySelector('textarea:hover');
                if (hoveredTextarea) {
                    var maxScrollTop = hoveredTextarea.scrollHeight - hoveredTextarea.clientHeight;
                    if (maxScrollTop > 0) {
                        if (!(hoveredTextarea.scrollTop === 0 && deltaY > 0) &&
                            !(hoveredTextarea.scrollTop === maxScrollTop && deltaY < 0)) {
                            return true;
                        }
                    }
                    var maxScrollLeft = hoveredTextarea.scrollLeft - hoveredTextarea.clientWidth;
                    if (maxScrollLeft > 0) {
                        if (!(hoveredTextarea.scrollLeft === 0 && deltaX < 0) &&
                            !(hoveredTextarea.scrollLeft === maxScrollLeft && deltaX > 0)) {
                            return true;
                        }
                    }
                }
                return false;
            }

            function mousewheelHandler(e) {
                var delta = getDeltaFromEvent(e);

                var deltaX = delta[0];
                var deltaY = delta[1];

                if (shouldBeConsumedByTextarea(deltaX, deltaY)) {
                    return;
                }

                shouldPrevent = false;
                if (!i.settings.useBothWheelAxes) {
                    // deltaX will only be used for horizontal scrolling and deltaY will
                    // only be used for vertical scrolling - this is the default
                    updateScroll(element, 'top', element.scrollTop - (deltaY * i.settings.wheelSpeed));
                    updateScroll(element, 'left', element.scrollLeft + (deltaX * i.settings.wheelSpeed));
                } else if (i.scrollbarYActive && !i.scrollbarXActive) {
                    // only vertical scrollbar is active and useBothWheelAxes option is
                    // active, so let's scroll vertical bar using both mouse wheel axes
                    if (deltaY) {
                        updateScroll(element, 'top', element.scrollTop - (deltaY * i.settings.wheelSpeed));
                    } else {
                        updateScroll(element, 'top', element.scrollTop + (deltaX * i.settings.wheelSpeed));
                    }
                    shouldPrevent = true;
                } else if (i.scrollbarXActive && !i.scrollbarYActive) {
                    // useBothWheelAxes and only horizontal bar is active, so use both
                    // wheel axes for horizontal bar
                    if (deltaX) {
                        updateScroll(element, 'left', element.scrollLeft + (deltaX * i.settings.wheelSpeed));
                    } else {
                        updateScroll(element, 'left', element.scrollLeft - (deltaY * i.settings.wheelSpeed));
                    }
                    shouldPrevent = true;
                }

                updateGeometry(element);

                shouldPrevent = (shouldPrevent || shouldPreventDefault(deltaX, deltaY));
                if (shouldPrevent) {
                    e.stopPropagation();
                    e.preventDefault();
                }
            }

            if (typeof window.onwheel !== "undefined") {
                i.event.bind(element, 'wheel', mousewheelHandler);
            } else if (typeof window.onmousewheel !== "undefined") {
                i.event.bind(element, 'mousewheel', mousewheelHandler);
            }
        }

        module.exports = function (element) {
            var i = instances.get(element);
            bindMouseWheelHandler(element, i);
        };

    },{"../instances":18,"../update-geometry":19,"../update-scroll":20}],14:[function(require,module,exports){
        'use strict';

        var instances = require('../instances')
            , updateGeometry = require('../update-geometry');

        function bindNativeScrollHandler(element, i) {
            i.event.bind(element, 'scroll', function () {
                updateGeometry(element);
            });
        }

        module.exports = function (element) {
            var i = instances.get(element);
            bindNativeScrollHandler(element, i);
        };

    },{"../instances":18,"../update-geometry":19}],15:[function(require,module,exports){
        'use strict';

        var h = require('../../lib/helper')
            , instances = require('../instances')
            , updateGeometry = require('../update-geometry')
            , updateScroll = require('../update-scroll');

        function bindSelectionHandler(element, i) {
            function getRangeNode() {
                var selection = window.getSelection ? window.getSelection() :
                    document.getSelection ? document.getSelection() : '';
                if (selection.toString().length === 0) {
                    return null;
                } else {
                    return selection.getRangeAt(0).commonAncestorContainer;
                }
            }

            var scrollingLoop = null;
            var scrollDiff = {top: 0, left: 0};
            function startScrolling() {
                if (!scrollingLoop) {
                    scrollingLoop = setInterval(function () {
                        if (!instances.get(element)) {
                            clearInterval(scrollingLoop);
                            return;
                        }

                        updateScroll(element, 'top', element.scrollTop + scrollDiff.top);
                        updateScroll(element, 'left', element.scrollLeft + scrollDiff.left);
                        updateGeometry(element);
                    }, 50); // every .1 sec
                }
            }
            function stopScrolling() {
                if (scrollingLoop) {
                    clearInterval(scrollingLoop);
                    scrollingLoop = null;
                }
                h.stopScrolling(element);
            }

            var isSelected = false;
            i.event.bind(i.ownerDocument, 'selectionchange', function () {
                if (element.contains(getRangeNode())) {
                    isSelected = true;
                } else {
                    isSelected = false;
                    stopScrolling();
                }
            });
            i.event.bind(window, 'mouseup', function () {
                if (isSelected) {
                    isSelected = false;
                    stopScrolling();
                }
            });

            i.event.bind(window, 'mousemove', function (e) {
                if (isSelected) {
                    var mousePosition = {x: e.pageX, y: e.pageY};
                    var containerGeometry = {
                        left: element.offsetLeft,
                        right: element.offsetLeft + element.offsetWidth,
                        top: element.offsetTop,
                        bottom: element.offsetTop + element.offsetHeight
                    };

                    if (mousePosition.x < containerGeometry.left + 3) {
                        scrollDiff.left = -5;
                        h.startScrolling(element, 'x');
                    } else if (mousePosition.x > containerGeometry.right - 3) {
                        scrollDiff.left = 5;
                        h.startScrolling(element, 'x');
                    } else {
                        scrollDiff.left = 0;
                    }

                    if (mousePosition.y < containerGeometry.top + 3) {
                        if (containerGeometry.top + 3 - mousePosition.y < 5) {
                            scrollDiff.top = -5;
                        } else {
                            scrollDiff.top = -20;
                        }
                        h.startScrolling(element, 'y');
                    } else if (mousePosition.y > containerGeometry.bottom - 3) {
                        if (mousePosition.y - containerGeometry.bottom + 3 < 5) {
                            scrollDiff.top = 5;
                        } else {
                            scrollDiff.top = 20;
                        }
                        h.startScrolling(element, 'y');
                    } else {
                        scrollDiff.top = 0;
                    }

                    if (scrollDiff.top === 0 && scrollDiff.left === 0) {
                        stopScrolling();
                    } else {
                        startScrolling();
                    }
                }
            });
        }

        module.exports = function (element) {
            var i = instances.get(element);
            bindSelectionHandler(element, i);
        };

    },{"../../lib/helper":6,"../instances":18,"../update-geometry":19,"../update-scroll":20}],16:[function(require,module,exports){
        'use strict';

        var instances = require('../instances')
            , updateGeometry = require('../update-geometry')
            , updateScroll = require('../update-scroll');

        function bindTouchHandler(element, i, supportsTouch, supportsIePointer) {
            function shouldPreventDefault(deltaX, deltaY) {
                var scrollTop = element.scrollTop;
                var scrollLeft = element.scrollLeft;
                var magnitudeX = Math.abs(deltaX);
                var magnitudeY = Math.abs(deltaY);

                if (magnitudeY > magnitudeX) {
                    // user is perhaps trying to swipe up/down the page

                    if (((deltaY < 0) && (scrollTop === i.contentHeight - i.containerHeight)) ||
                        ((deltaY > 0) && (scrollTop === 0))) {
                        return !i.settings.swipePropagation;
                    }
                } else if (magnitudeX > magnitudeY) {
                    // user is perhaps trying to swipe left/right across the page

                    if (((deltaX < 0) && (scrollLeft === i.contentWidth - i.containerWidth)) ||
                        ((deltaX > 0) && (scrollLeft === 0))) {
                        return !i.settings.swipePropagation;
                    }
                }

                return true;
            }

            function applyTouchMove(differenceX, differenceY) {
                updateScroll(element, 'top', element.scrollTop - differenceY);
                updateScroll(element, 'left', element.scrollLeft - differenceX);

                updateGeometry(element);
            }

            var startOffset = {};
            var startTime = 0;
            var speed = {};
            var easingLoop = null;
            var inGlobalTouch = false;
            var inLocalTouch = false;

            function globalTouchStart() {
                inGlobalTouch = true;
            }
            function globalTouchEnd() {
                inGlobalTouch = false;
            }

            function getTouch(e) {
                if (e.targetTouches) {
                    return e.targetTouches[0];
                } else {
                    // Maybe IE pointer
                    return e;
                }
            }
            function shouldHandle(e) {
                if (e.targetTouches && e.targetTouches.length === 1) {
                    return true;
                }
                if (e.pointerType && e.pointerType !== 'mouse' && e.pointerType !== e.MSPOINTER_TYPE_MOUSE) {
                    return true;
                }
                return false;
            }
            function touchStart(e) {
                if (shouldHandle(e)) {
                    inLocalTouch = true;

                    var touch = getTouch(e);

                    startOffset.pageX = touch.pageX;
                    startOffset.pageY = touch.pageY;

                    startTime = (new Date()).getTime();

                    if (easingLoop !== null) {
                        clearInterval(easingLoop);
                    }

                    e.stopPropagation();
                }
            }
            function touchMove(e) {
                if (!inGlobalTouch && inLocalTouch && shouldHandle(e)) {
                    var touch = getTouch(e);

                    var currentOffset = {pageX: touch.pageX, pageY: touch.pageY};

                    var differenceX = currentOffset.pageX - startOffset.pageX;
                    var differenceY = currentOffset.pageY - startOffset.pageY;

                    applyTouchMove(differenceX, differenceY);
                    startOffset = currentOffset;

                    var currentTime = (new Date()).getTime();

                    var timeGap = currentTime - startTime;
                    if (timeGap > 0) {
                        speed.x = differenceX / timeGap;
                        speed.y = differenceY / timeGap;
                        startTime = currentTime;
                    }

                    if (shouldPreventDefault(differenceX, differenceY)) {
                        e.stopPropagation();
                        e.preventDefault();
                    }
                }
            }
            function touchEnd() {
                if (!inGlobalTouch && inLocalTouch) {
                    inLocalTouch = false;

                    clearInterval(easingLoop);
                    easingLoop = setInterval(function () {
                        if (!instances.get(element)) {
                            clearInterval(easingLoop);
                            return;
                        }

                        if (Math.abs(speed.x) < 0.01 && Math.abs(speed.y) < 0.01) {
                            clearInterval(easingLoop);
                            return;
                        }

                        applyTouchMove(speed.x * 30, speed.y * 30);

                        speed.x *= 0.8;
                        speed.y *= 0.8;
                    }, 10);
                }
            }

            if (supportsTouch) {
                i.event.bind(window, 'touchstart', globalTouchStart);
                i.event.bind(window, 'touchend', globalTouchEnd);
                i.event.bind(element, 'touchstart', touchStart);
                i.event.bind(element, 'touchmove', touchMove);
                i.event.bind(element, 'touchend', touchEnd);
            }

            if (supportsIePointer) {
                if (window.PointerEvent) {
                    i.event.bind(window, 'pointerdown', globalTouchStart);
                    i.event.bind(window, 'pointerup', globalTouchEnd);
                    i.event.bind(element, 'pointerdown', touchStart);
                    i.event.bind(element, 'pointermove', touchMove);
                    i.event.bind(element, 'pointerup', touchEnd);
                } else if (window.MSPointerEvent) {
                    i.event.bind(window, 'MSPointerDown', globalTouchStart);
                    i.event.bind(window, 'MSPointerUp', globalTouchEnd);
                    i.event.bind(element, 'MSPointerDown', touchStart);
                    i.event.bind(element, 'MSPointerMove', touchMove);
                    i.event.bind(element, 'MSPointerUp', touchEnd);
                }
            }
        }

        module.exports = function (element, supportsTouch, supportsIePointer) {
            var i = instances.get(element);
            bindTouchHandler(element, i, supportsTouch, supportsIePointer);
        };

    },{"../instances":18,"../update-geometry":19,"../update-scroll":20}],17:[function(require,module,exports){
        'use strict';

        var cls = require('../lib/class')
            , h = require('../lib/helper')
            , instances = require('./instances')
            , updateGeometry = require('./update-geometry');

// Handlers
        var clickRailHandler = require('./handler/click-rail')
            , dragScrollbarHandler = require('./handler/drag-scrollbar')
            , keyboardHandler = require('./handler/keyboard')
            , mouseWheelHandler = require('./handler/mouse-wheel')
            , nativeScrollHandler = require('./handler/native-scroll')
            , selectionHandler = require('./handler/selection')
            , touchHandler = require('./handler/touch');

        module.exports = function (element, userSettings) {
            userSettings = typeof userSettings === 'object' ? userSettings : {};

            cls.add(element, 'ps-container');

            // Create a plugin instance.
            var i = instances.add(element);

            i.settings = h.extend(i.settings, userSettings);
            cls.add(element, 'ps-theme-' + i.settings.theme);

            clickRailHandler(element);
            dragScrollbarHandler(element);
            mouseWheelHandler(element);
            nativeScrollHandler(element);

            if (i.settings.useSelectionScroll) {
                selectionHandler(element);
            }

            if (h.env.supportsTouch || h.env.supportsIePointer) {
                touchHandler(element, h.env.supportsTouch, h.env.supportsIePointer);
            }
            if (i.settings.useKeyboard) {
                keyboardHandler(element);
            }

            updateGeometry(element);
        };

    },{"../lib/class":2,"../lib/helper":6,"./handler/click-rail":10,"./handler/drag-scrollbar":11,"./handler/keyboard":12,"./handler/mouse-wheel":13,"./handler/native-scroll":14,"./handler/selection":15,"./handler/touch":16,"./instances":18,"./update-geometry":19}],18:[function(require,module,exports){
        'use strict';

        var cls = require('../lib/class')
            , d = require('../lib/dom')
            , defaultSettings = require('./default-setting')
            , EventManager = require('../lib/event-manager')
            , guid = require('../lib/guid')
            , h = require('../lib/helper');

        var instances = {};

        function Instance(element) {
            var i = this;

            i.settings = h.clone(defaultSettings);
            i.containerWidth = null;
            i.containerHeight = null;
            i.contentWidth = null;
            i.contentHeight = null;

            i.isRtl = d.css(element, 'direction') === "rtl";
            i.isNegativeScroll = (function () {
                var originalScrollLeft = element.scrollLeft;
                var result = null;
                element.scrollLeft = -1;
                result = element.scrollLeft < 0;
                element.scrollLeft = originalScrollLeft;
                return result;
            })();
            i.negativeScrollAdjustment = i.isNegativeScroll ? element.scrollWidth - element.clientWidth : 0;
            i.event = new EventManager();
            i.ownerDocument = element.ownerDocument || document;

            function focus() {
                cls.add(element, 'ps-focus');
            }

            function blur() {
                cls.remove(element, 'ps-focus');
            }

            i.scrollbarXRail = d.appendTo(d.e('div', 'ps-scrollbar-x-rail'), element);
            i.scrollbarX = d.appendTo(d.e('div', 'ps-scrollbar-x'), i.scrollbarXRail);
            i.scrollbarX.setAttribute('tabindex', 0);
            i.event.bind(i.scrollbarX, 'focus', focus);
            i.event.bind(i.scrollbarX, 'blur', blur);
            i.scrollbarXActive = null;
            i.scrollbarXWidth = null;
            i.scrollbarXLeft = null;
            i.scrollbarXBottom = h.toInt(d.css(i.scrollbarXRail, 'bottom'));
            i.isScrollbarXUsingBottom = i.scrollbarXBottom === i.scrollbarXBottom; // !isNaN
            i.scrollbarXTop = i.isScrollbarXUsingBottom ? null : h.toInt(d.css(i.scrollbarXRail, 'top'));
            i.railBorderXWidth = h.toInt(d.css(i.scrollbarXRail, 'borderLeftWidth')) + h.toInt(d.css(i.scrollbarXRail, 'borderRightWidth'));
            // Set rail to display:block to calculate margins
            d.css(i.scrollbarXRail, 'display', 'block');
            i.railXMarginWidth = h.toInt(d.css(i.scrollbarXRail, 'marginLeft')) + h.toInt(d.css(i.scrollbarXRail, 'marginRight'));
            d.css(i.scrollbarXRail, 'display', '');
            i.railXWidth = null;
            i.railXRatio = null;

            i.scrollbarYRail = d.appendTo(d.e('div', 'ps-scrollbar-y-rail'), element);
            i.scrollbarY = d.appendTo(d.e('div', 'ps-scrollbar-y'), i.scrollbarYRail);
            i.scrollbarY.setAttribute('tabindex', 0);
            i.event.bind(i.scrollbarY, 'focus', focus);
            i.event.bind(i.scrollbarY, 'blur', blur);
            i.scrollbarYActive = null;
            i.scrollbarYHeight = null;
            i.scrollbarYTop = null;
            i.scrollbarYRight = h.toInt(d.css(i.scrollbarYRail, 'right'));
            i.isScrollbarYUsingRight = i.scrollbarYRight === i.scrollbarYRight; // !isNaN
            i.scrollbarYLeft = i.isScrollbarYUsingRight ? null : h.toInt(d.css(i.scrollbarYRail, 'left'));
            i.scrollbarYOuterWidth = i.isRtl ? h.outerWidth(i.scrollbarY) : null;
            i.railBorderYWidth = h.toInt(d.css(i.scrollbarYRail, 'borderTopWidth')) + h.toInt(d.css(i.scrollbarYRail, 'borderBottomWidth'));
            d.css(i.scrollbarYRail, 'display', 'block');
            i.railYMarginHeight = h.toInt(d.css(i.scrollbarYRail, 'marginTop')) + h.toInt(d.css(i.scrollbarYRail, 'marginBottom'));
            d.css(i.scrollbarYRail, 'display', '');
            i.railYHeight = null;
            i.railYRatio = null;
        }

        function getId(element) {
            if (typeof element.dataset === 'undefined') {
                return element.getAttribute('data-ps-id');
            } else {
                return element.dataset.psId;
            }
        }

        function setId(element, id) {
            if (typeof element.dataset === 'undefined') {
                element.setAttribute('data-ps-id', id);
            } else {
                element.dataset.psId = id;
            }
        }

        function removeId(element) {
            if (typeof element.dataset === 'undefined') {
                element.removeAttribute('data-ps-id');
            } else {
                delete element.dataset.psId;
            }
        }

        exports.add = function (element) {
            var newId = guid();
            setId(element, newId);
            instances[newId] = new Instance(element);
            return instances[newId];
        };

        exports.remove = function (element) {
            delete instances[getId(element)];
            removeId(element);
        };

        exports.get = function (element) {
            return instances[getId(element)];
        };

    },{"../lib/class":2,"../lib/dom":3,"../lib/event-manager":4,"../lib/guid":5,"../lib/helper":6,"./default-setting":8}],19:[function(require,module,exports){
        'use strict';

        var cls = require('../lib/class')
            , d = require('../lib/dom')
            , h = require('../lib/helper')
            , instances = require('./instances')
            , updateScroll = require('./update-scroll');

        function getThumbSize(i, thumbSize) {
            if (i.settings.minScrollbarLength) {
                thumbSize = Math.max(thumbSize, i.settings.minScrollbarLength);
            }
            if (i.settings.maxScrollbarLength) {
                thumbSize = Math.min(thumbSize, i.settings.maxScrollbarLength);
            }
            return thumbSize;
        }

        function updateCss(element, i) {
            var xRailOffset = {width: i.railXWidth};
            if (i.isRtl) {
                xRailOffset.left = i.negativeScrollAdjustment + element.scrollLeft + i.containerWidth - i.contentWidth;
            } else {
                xRailOffset.left = element.scrollLeft;
            }
            if (i.isScrollbarXUsingBottom) {
                xRailOffset.bottom = i.scrollbarXBottom - element.scrollTop;
            } else {
                xRailOffset.top = i.scrollbarXTop + element.scrollTop;
            }
            d.css(i.scrollbarXRail, xRailOffset);

            var yRailOffset = {top: element.scrollTop, height: i.railYHeight};
            if (i.isScrollbarYUsingRight) {
                if (i.isRtl) {
                    yRailOffset.right = i.contentWidth - (i.negativeScrollAdjustment + element.scrollLeft) - i.scrollbarYRight - i.scrollbarYOuterWidth;
                } else {
                    yRailOffset.right = i.scrollbarYRight - element.scrollLeft;
                }
            } else {
                if (i.isRtl) {
                    yRailOffset.left = i.negativeScrollAdjustment + element.scrollLeft + i.containerWidth * 2 - i.contentWidth - i.scrollbarYLeft - i.scrollbarYOuterWidth;
                } else {
                    yRailOffset.left = i.scrollbarYLeft + element.scrollLeft;
                }
            }
            d.css(i.scrollbarYRail, yRailOffset);

            d.css(i.scrollbarX, {left: i.scrollbarXLeft, width: i.scrollbarXWidth - i.railBorderXWidth});
            d.css(i.scrollbarY, {top: i.scrollbarYTop, height: i.scrollbarYHeight - i.railBorderYWidth});
        }

        module.exports = function (element) {
            var i = instances.get(element);

            i.containerWidth = element.clientWidth;
            i.containerHeight = element.clientHeight;
            i.contentWidth = element.scrollWidth;
            i.contentHeight = element.scrollHeight;

            var existingRails;
            if (!element.contains(i.scrollbarXRail)) {
                existingRails = d.queryChildren(element, '.ps-scrollbar-x-rail');
                if (existingRails.length > 0) {
                    existingRails.forEach(function (rail) {
                        d.remove(rail);
                    });
                }
                d.appendTo(i.scrollbarXRail, element);
            }
            if (!element.contains(i.scrollbarYRail)) {
                existingRails = d.queryChildren(element, '.ps-scrollbar-y-rail');
                if (existingRails.length > 0) {
                    existingRails.forEach(function (rail) {
                        d.remove(rail);
                    });
                }
                d.appendTo(i.scrollbarYRail, element);
            }

            if (!i.settings.suppressScrollX && i.containerWidth + i.settings.scrollXMarginOffset < i.contentWidth) {
                i.scrollbarXActive = true;
                i.railXWidth = i.containerWidth - i.railXMarginWidth;
                i.railXRatio = i.containerWidth / i.railXWidth;
                i.scrollbarXWidth = getThumbSize(i, h.toInt(i.railXWidth * i.containerWidth / i.contentWidth));
                i.scrollbarXLeft = h.toInt((i.negativeScrollAdjustment + element.scrollLeft) * (i.railXWidth - i.scrollbarXWidth) / (i.contentWidth - i.containerWidth));
            } else {
                i.scrollbarXActive = false;
            }

            if (!i.settings.suppressScrollY && i.containerHeight + i.settings.scrollYMarginOffset < i.contentHeight) {
                i.scrollbarYActive = true;
                i.railYHeight = i.containerHeight - i.railYMarginHeight;
                i.railYRatio = i.containerHeight / i.railYHeight;
                i.scrollbarYHeight = getThumbSize(i, h.toInt(i.railYHeight * i.containerHeight / i.contentHeight));
                i.scrollbarYTop = h.toInt(element.scrollTop * (i.railYHeight - i.scrollbarYHeight) / (i.contentHeight - i.containerHeight));
            } else {
                i.scrollbarYActive = false;
            }

            if (i.scrollbarXLeft >= i.railXWidth - i.scrollbarXWidth) {
                i.scrollbarXLeft = i.railXWidth - i.scrollbarXWidth;
            }
            if (i.scrollbarYTop >= i.railYHeight - i.scrollbarYHeight) {
                i.scrollbarYTop = i.railYHeight - i.scrollbarYHeight;
            }

            updateCss(element, i);

            if (i.scrollbarXActive) {
                cls.add(element, 'ps-active-x');
            } else {
                cls.remove(element, 'ps-active-x');
                i.scrollbarXWidth = 0;
                i.scrollbarXLeft = 0;
                updateScroll(element, 'left', 0);
            }
            if (i.scrollbarYActive) {
                cls.add(element, 'ps-active-y');
            } else {
                cls.remove(element, 'ps-active-y');
                i.scrollbarYHeight = 0;
                i.scrollbarYTop = 0;
                updateScroll(element, 'top', 0);
            }
        };

    },{"../lib/class":2,"../lib/dom":3,"../lib/helper":6,"./instances":18,"./update-scroll":20}],20:[function(require,module,exports){
        'use strict';

        var instances = require('./instances');

        var upEvent = document.createEvent('Event')
            , downEvent = document.createEvent('Event')
            , leftEvent = document.createEvent('Event')
            , rightEvent = document.createEvent('Event')
            , yEvent = document.createEvent('Event')
            , xEvent = document.createEvent('Event')
            , xStartEvent = document.createEvent('Event')
            , xEndEvent = document.createEvent('Event')
            , yStartEvent = document.createEvent('Event')
            , yEndEvent = document.createEvent('Event')
            , lastTop
            , lastLeft;

        upEvent.initEvent('ps-scroll-up', true, true);
        downEvent.initEvent('ps-scroll-down', true, true);
        leftEvent.initEvent('ps-scroll-left', true, true);
        rightEvent.initEvent('ps-scroll-right', true, true);
        yEvent.initEvent('ps-scroll-y', true, true);
        xEvent.initEvent('ps-scroll-x', true, true);
        xStartEvent.initEvent('ps-x-reach-start', true, true);
        xEndEvent.initEvent('ps-x-reach-end', true, true);
        yStartEvent.initEvent('ps-y-reach-start', true, true);
        yEndEvent.initEvent('ps-y-reach-end', true, true);

        module.exports = function (element, axis, value) {
            if (typeof element === 'undefined') {
                throw 'You must provide an element to the update-scroll function';
            }

            if (typeof axis === 'undefined') {
                throw 'You must provide an axis to the update-scroll function';
            }

            if (typeof value === 'undefined') {
                throw 'You must provide a value to the update-scroll function';
            }

            if (axis === 'top' && value <= 0) {
                element.scrollTop = value = 0; // don't allow negative scroll
                element.dispatchEvent(yStartEvent);
            }

            if (axis === 'left' && value <= 0) {
                element.scrollLeft = value = 0; // don't allow negative scroll
                element.dispatchEvent(xStartEvent);
            }

            var i = instances.get(element);

            if (axis === 'top' && value >= i.contentHeight - i.containerHeight) {
                element.scrollTop = value = i.contentHeight - i.containerHeight; // don't allow scroll past container
                element.dispatchEvent(yEndEvent);
            }

            if (axis === 'left' && value >= i.contentWidth - i.containerWidth) {
                element.scrollLeft = value = i.contentWidth - i.containerWidth; // don't allow scroll past container
                element.dispatchEvent(xEndEvent);
            }

            if (!lastTop) {
                lastTop = element.scrollTop;
            }

            if (!lastLeft) {
                lastLeft = element.scrollLeft;
            }

            if (axis === 'top' && value < lastTop) {
                element.dispatchEvent(upEvent);
            }

            if (axis === 'top' && value > lastTop) {
                element.dispatchEvent(downEvent);
            }

            if (axis === 'left' && value < lastLeft) {
                element.dispatchEvent(leftEvent);
            }

            if (axis === 'left' && value > lastLeft) {
                element.dispatchEvent(rightEvent);
            }

            if (axis === 'top') {
                element.scrollTop = lastTop = value;
                element.dispatchEvent(yEvent);
            }

            if (axis === 'left') {
                element.scrollLeft = lastLeft = value;
                element.dispatchEvent(xEvent);
            }

        };

    },{"./instances":18}],21:[function(require,module,exports){
        'use strict';

        var d = require('../lib/dom')
            , h = require('../lib/helper')
            , instances = require('./instances')
            , updateGeometry = require('./update-geometry')
            , updateScroll = require('./update-scroll');

        module.exports = function (element) {
            var i = instances.get(element);

            if (!i) {
                return;
            }

            // Recalcuate negative scrollLeft adjustment
            i.negativeScrollAdjustment = i.isNegativeScroll ? element.scrollWidth - element.clientWidth : 0;

            // Recalculate rail margins
            d.css(i.scrollbarXRail, 'display', 'block');
            d.css(i.scrollbarYRail, 'display', 'block');
            i.railXMarginWidth = h.toInt(d.css(i.scrollbarXRail, 'marginLeft')) + h.toInt(d.css(i.scrollbarXRail, 'marginRight'));
            i.railYMarginHeight = h.toInt(d.css(i.scrollbarYRail, 'marginTop')) + h.toInt(d.css(i.scrollbarYRail, 'marginBottom'));

            // Hide scrollbars not to affect scrollWidth and scrollHeight
            d.css(i.scrollbarXRail, 'display', 'none');
            d.css(i.scrollbarYRail, 'display', 'none');

            updateGeometry(element);

            // Update top/left scroll to trigger events
            updateScroll(element, 'top', element.scrollTop);
            updateScroll(element, 'left', element.scrollLeft);

            d.css(i.scrollbarXRail, 'display', '');
            d.css(i.scrollbarYRail, 'display', '');
        };

    },{"../lib/dom":3,"../lib/helper":6,"./instances":18,"./update-geometry":19,"./update-scroll":20}]},{},[1]);