text: /*! iScroll v5.1.3 ~ (c) 2008-2014 Matteo Spinelli ~ http://cubiq.org/license */
  (function (window, document, Math) {
      var rAF = window.requestAnimationFrame	||
          window.webkitRequestAnimationFrame	||
          window.mozRequestAnimationFrame		||
          window.oRequestAnimationFrame		||
          window.msRequestAnimationFrame		||
          function (callback) { window.setTimeout(callback, 1000 / 60); };
  
      var utils = (function () {
          var me = {};
  
          var _elementStyle = document.createElement('div').style;
          var _vendor = (function () {
              var vendors = ['t', 'webkitT', 'MozT', 'msT', 'OT'],
                  transform,
                  i = 0,
                  l = vendors.length;
  
              for ( ; i < l; i++ ) {
                  transform = vendors[i] + 'ransform';
                  if ( transform in _elementStyle ) return vendors[i].substr(0, vendors[i].length-1);
              }
  
              return false;
          })();
  
          function _prefixStyle (style) {
              if ( _vendor === false ) return false;
              if ( _vendor === '' ) return style;
              return _vendor + style.charAt(0).toUpperCase() + style.substr(1);
          }
  
          me.getTime = Date.now || function getTime () { return new Date().getTime(); };
  
          me.extend = function (target, obj) {
              for ( var i in obj ) {
                  target[i] = obj[i];
              }
          };
  
          me.addEvent = function (el, type, fn, capture) {
              el.addEventListener(type, fn, !!capture);
          };
  
          me.removeEvent = function (el, type, fn, capture) {
              el.removeEventListener(type, fn, !!capture);
          };
  
          me.prefixPointerEvent = function (pointerEvent) {
              return window.MSPointerEvent ?
                  'MSPointer' + pointerEvent.charAt(9).toUpperCase() + pointerEvent.substr(10):
                  pointerEvent;
          };
  
          me.momentum = function (current, start, time, lowerMargin, wrapperSize, deceleration) {
              var distance = current - start,
                  speed = Math.abs(distance) / time,
                  destination,
                  duration;
  
              deceleration = deceleration === undefined ? 0.0006 : deceleration;
  
              destination = current + ( speed * speed ) / ( 2 * deceleration ) * ( distance < 0 ? -1 : 1 );
              duration = speed / deceleration;
  
              if ( destination < lowerMargin ) {
                  destination = wrapperSize ? lowerMargin - ( wrapperSize / 2.5 * ( speed / 8 ) ) : lowerMargin;
                  distance = Math.abs(destination - current);
                  duration = distance / speed;
              } else if ( destination > 0 ) {
                  destination = wrapperSize ? wrapperSize / 2.5 * ( speed / 8 ) : 0;
                  distance = Math.abs(current) + destination;
                  duration = distance / speed;
              }
  
              return {
                  destination: Math.round(destination),
                  duration: duration
              };
          };
  
          var _transform = _prefixStyle('transform');
  
          me.extend(me, {
              hasTransform: _transform !== false,
              hasPerspective: _prefixStyle('perspective') in _elementStyle,
              hasTouch: 'ontouchstart' in window,
              hasPointer: window.PointerEvent || window.MSPointerEvent, // IE10 is prefixed
              hasTransition: _prefixStyle('transition') in _elementStyle
          });
  
          // This should find all Android browsers lower than build 535.19 (both stock browser and webview)
          me.isBadAndroid = /Android /.test(window.navigator.appVersion) && !(/Chrome\/\d/.test(window.navigator.appVersion));
  
          me.extend(me.style = {}, {
              transform: _transform,
              transitionTimingFunction: _prefixStyle('transitionTimingFunction'),
              transitionDuration: _prefixStyle('transitionDuration'),
              transitionDelay: _prefixStyle('transitionDelay'),
              transformOrigin: _prefixStyle('transformOrigin')
          });
  
          me.hasClass = function (e, c) {
              var re = new RegExp("(^|\\s)" + c + "(\\s|$)");
              return re.test(e.className);
          };
  
          me.addClass = function (e, c) {
              if ( me.hasClass(e, c) ) {
                  return;
              }
  
              var newclass = e.className.split(' ');
              newclass.push(c);
              e.className = newclass.join(' ');
          };
  
          me.removeClass = function (e, c) {
              if ( !me.hasClass(e, c) ) {
                  return;
              }
  
              var re = new RegExp("(^|\\s)" + c + "(\\s|$)", 'g');
              e.className = e.className.replace(re, ' ');
          };
  
          me.offset = function (el) {
              var left = -el.offsetLeft,
                  top = -el.offsetTop;
  
              // jshint -W084
              while (el = el.offsetParent) {
                  left -= el.offsetLeft;
                  top -= el.offsetTop;
              }
              // jshint +W084
  
              return {
                  left: left,
                  top: top
              };
          };
  
          me.preventDefaultException = function (el, exceptions) {
              for ( var i in exceptions ) {
                  if ( exceptions[i].test(el[i]) ) {
                      return true;
                  }
              }
  
              return false;
          };
  
          me.extend(me.eventType = {}, {
              touchstart: 1,
              touchmove: 1,
              touchend: 1,
  
              mousedown: 2,
              mousemove: 2,
              mouseup: 2,
  
              pointerdown: 3,
              pointermove: 3,
              pointerup: 3,
  
              MSPointerDown: 3,
              MSPointerMove: 3,
              MSPointerUp: 3
          });
  
          me.extend(me.ease = {}, {
              quadratic: {
                  style: 'cubic-bezier(0.25, 0.46, 0.45, 0.94)',
                  fn: function (k) {
                      return k * ( 2 - k );
                  }
              },
              circular: {
                  style: 'cubic-bezier(0.1, 0.57, 0.1, 1)',	// Not properly "circular" but this looks better, it should be (0.075, 0.82, 0.165, 1)
                  fn: function (k) {
                      return Math.sqrt( 1 - ( --k * k ) );
                  }
              },
              back: {
                  style: 'cubic-bezier(0.175, 0.885, 0.32, 1.275)',
                  fn: function (k) {
                      var b = 4;
                      return ( k = k - 1 ) * k * ( ( b + 1 ) * k + b ) + 1;
                  }
              },
              bounce: {
                  style: '',
                  fn: function (k) {
                      if ( ( k /= 1 ) < ( 1 / 2.75 ) ) {
                          return 7.5625 * k * k;
                      } else if ( k < ( 2 / 2.75 ) ) {
                          return 7.5625 * ( k -= ( 1.5 / 2.75 ) ) * k + 0.75;
                      } else if ( k < ( 2.5 / 2.75 ) ) {
                          return 7.5625 * ( k -= ( 2.25 / 2.75 ) ) * k + 0.9375;
                      } else {
                          return 7.5625 * ( k -= ( 2.625 / 2.75 ) ) * k + 0.984375;
                      }
                  }
              },
              elastic: {
                  style: '',
                  fn: function (k) {
                      var f = 0.22,
                          e = 0.4;
  
                      if ( k === 0 ) { return 0; }
                      if ( k == 1 ) { return 1; }
  
                      return ( e * Math.pow( 2, - 10 * k ) * Math.sin( ( k - f / 4 ) * ( 2 * Math.PI ) / f ) + 1 );
                  }
              }
          });
  
          me.tap = function (e, eventName) {
              var ev = document.createEvent('Event');
              ev.initEvent(eventName, true, true);
              ev.pageX = e.pageX;
              ev.pageY = e.pageY;
              e.target.dispatchEvent(ev);
          };
  
          me.click = function (e) {
              var target = e.target,
                  ev;
  
              if ( !(/(SELECT|INPUT|TEXTAREA)/i).test(target.tagName) ) {
                  ev = document.createEvent('MouseEvents');
                  ev.initMouseEvent('click', true, true, e.view, 1,
                      target.screenX, target.screenY, target.clientX, target.clientY,
                      e.ctrlKey, e.altKey, e.shiftKey, e.metaKey,
                      0, null);
  
                  ev._constructed = true;
                  target.dispatchEvent(ev);
              }
          };
  
          return me;
      })();
  
      function IScroll (el, options) {
          this.wrapper = typeof el == 'string' ? document.querySelector(el) : el;
          this.scroller = this.wrapper.children[0];
          this.scrollerStyle = this.scroller.style;		// cache style for better performance
  
          this.options = {
  
              resizeScrollbars: true,
  
              mouseWheelSpeed: 20,
  
              snapThreshold: 0.334,
  
  // INSERT POINT: OPTIONS
  
              startX: 0,
              startY: 0,
              scrollY: true,
              directionLockThreshold: 5,
              momentum: true,
  
              bounce: true,
              bounceTime: 600,
              bounceEasing: '',
  
              preventDefault: true,
              preventDefaultException: { tagName: /^(INPUT|TEXTAREA|BUTTON|SELECT)$/ },
  
              HWCompositing: true,
              useTransition: false,
              useTransform: false
          };
  
          for ( var i in options ) {
              this.options[i] = options[i];
          }
  
          // Normalize options
          this.translateZ = this.options.HWCompositing && utils.hasPerspective ? ' translateZ(0)' : '';
  
          this.options.useTransition = utils.hasTransition && this.options.useTransition;
          this.options.useTransform = utils.hasTransform && this.options.useTransform;
  
          this.options.eventPassthrough = this.options.eventPassthrough === true ? 'vertical' : this.options.eventPassthrough;
          this.options.preventDefault = !this.options.eventPassthrough && this.options.preventDefault;
  
          // If you want eventPassthrough I have to lock one of the axes
          this.options.scrollY = this.options.eventPassthrough == 'vertical' ? false : this.options.scrollY;
          this.options.scrollX = this.options.eventPassthrough == 'horizontal' ? false : this.options.scrollX;
  
          // With eventPassthrough we also need lockDirection mechanism
          this.options.freeScroll = this.options.freeScroll && !this.options.eventPassthrough;
          this.options.directionLockThreshold = this.options.eventPassthrough ? 0 : this.options.directionLockThreshold;
  
          this.options.bounceEasing = typeof this.options.bounceEasing == 'string' ? utils.ease[this.options.bounceEasing] || utils.ease.circular : this.options.bounceEasing;
  
          this.options.resizePolling = this.options.resizePolling === undefined ? 60 : this.options.resizePolling;
  
          if ( this.options.tap === true ) {
              this.options.tap = 'tap';
          }
  
          if ( this.options.shrinkScrollbars == 'scale' ) {
              this.options.useTransition = false;
          }
  
          this.options.invertWheelDirection = this.options.invertWheelDirection ? -1 : 1;
  
  // INSERT POINT: NORMALIZATION
  
          // Some defaults
          this.x = 0;
          this.y = 0;
          this.directionX = 0;
          this.directionY = 0;
          this._events = {};
  
  // INSERT POINT: DEFAULTS
  
          this._init();
          this.refresh();
  
          this.scrollTo(this.options.startX, this.options.startY);
          this.enable();
      }
  
      IScroll.prototype = {
          version: '5.1.3',
  
          _init: function () {
              this._initEvents();
  
              if ( this.options.scrollbars || this.options.indicators ) {
                  this._initIndicators();
              }
  
              if ( this.options.mouseWheel ) {
                  this._initWheel();
              }
  
              if ( this.options.snap ) {
                  this._initSnap();
              }
  
              if ( this.options.keyBindings ) {
                  this._initKeys();
              }
  
  // INSERT POINT: _init
  
          },
  
          destroy: function () {
              this._initEvents(true);
  
              this._execEvent('destroy');
          },
  
          _transitionEnd: function (e) {
              if ( e.target != this.scroller || !this.isInTransition ) {
                  return;
              }
  
              this._transitionTime();
              if ( !this.resetPosition(this.options.bounceTime) ) {
                  this.isInTransition = false;
                  this._execEvent('scrollEnd');
              }
          },
  
          _start: function (e) {
              // React to left mouse button only
              if ( utils.eventType[e.type] != 1 ) {
                  if ( e.button !== 0 ) {
                      return;
                  }
              }
  
              if ( !this.enabled || (this.initiated && utils.eventType[e.type] !== this.initiated) ) {
                  return;
              }
  
              if ( this.options.preventDefault && !utils.isBadAndroid && !utils.preventDefaultException(e.target, this.options.preventDefaultException) ) {
                  e.preventDefault();
              }
  
              var point = e.touches ? e.touches[0] : e,
                  pos;
  
              this.initiated	= utils.eventType[e.type];
              this.moved		= false;
              this.distX		= 0;
              this.distY		= 0;
              this.directionX = 0;
              this.directionY = 0;
              this.directionLocked = 0;
  
              this._transitionTime();
  
              this.startTime = utils.getTime();
  
              if ( this.options.useTransition && this.isInTransition ) {
                  this.isInTransition = false;
                  pos = this.getComputedPosition();
                  this._translate(Math.round(pos.x), Math.round(pos.y));
                  this._execEvent('scrollEnd');
              } else if ( !this.options.useTransition && this.isAnimating ) {
                  this.isAnimating = false;
                  this._execEvent('scrollEnd');
              }
  
              this.startX    = this.x;
              this.startY    = this.y;
              this.absStartX = this.x;
              this.absStartY = this.y;
              this.pointX    = point.pageX;
              this.pointY    = point.pageY;
  
              this._execEvent('beforeScrollStart');
          },
  
          _move: function (e) {
              if ( !this.enabled || utils.eventType[e.type] !== this.initiated ) {
                  return;
              }
  
              if ( this.options.preventDefault ) {	// increases performance on Android? TODO: check!
                  e.preventDefault();
              }
  
              var point		= e.touches ? e.touches[0] : e,
                  deltaX		= point.pageX - this.pointX,
                  deltaY		= point.pageY - this.pointY,
                  timestamp	= utils.getTime(),
                  newX, newY,
                  absDistX, absDistY;
  
              this.pointX		= point.pageX;
              this.pointY		= point.pageY;
  
              this.distX		+= deltaX;
              this.distY		+= deltaY;
              absDistX		= Math.abs(this.distX);
              absDistY		= Math.abs(this.distY);
  
              // We need to move at least 10 pixels for the scrolling to initiate
              if ( timestamp - this.endTime > 300 && (absDistX < 10 && absDistY < 10) ) {
                  return;
              }
  
              // If you are scrolling in one direction lock the other
              if ( !this.directionLocked && !this.options.freeScroll ) {
                  if ( absDistX > absDistY + this.options.directionLockThreshold ) {
                      this.directionLocked = 'h';		// lock horizontally
                  } else if ( absDistY >= absDistX + this.options.directionLockThreshold ) {
                      this.directionLocked = 'v';		// lock vertically
                  } else {
                      this.directionLocked = 'n';		// no lock
                  }
              }
  
              if ( this.directionLocked == 'h' ) {
                  if ( this.options.eventPassthrough == 'vertical' ) {
                      e.preventDefault();
                  } else if ( this.options.eventPassthrough == 'horizontal' ) {
                      this.initiated = false;
                      return;
                  }
  
                  deltaY = 0;
              } else if ( this.directionLocked == 'v' ) {
                  if ( this.options.eventPassthrough == 'horizontal' ) {
                      e.preventDefault();
                  } else if ( this.options.eventPassthrough == 'vertical' ) {
                      this.initiated = false;
                      return;
                  }
  
                  deltaX = 0;
              }
  
              deltaX = this.hasHorizontalScroll ? deltaX : 0;
              deltaY = this.hasVerticalScroll ? deltaY : 0;
  
              newX = this.x + deltaX;
              newY = this.y + deltaY;
  
              // Slow down if outside of the boundaries
              if ( newX > 0 || newX < this.maxScrollX ) {
                  newX = this.options.bounce ? this.x + deltaX / 3 : newX > 0 ? 0 : this.maxScrollX;
              }
              if ( newY > 0 || newY < this.maxScrollY ) {
                  newY = this.options.bounce ? this.y + deltaY / 3 : newY > 0 ? 0 : this.maxScrollY;
              }
  
              this.directionX = deltaX > 0 ? -1 : deltaX < 0 ? 1 : 0;
              this.directionY = deltaY > 0 ? -1 : deltaY < 0 ? 1 : 0;
  
              if ( !this.moved ) {
                  this._execEvent('scrollStart');
              }
  
              this.moved = true;
  
              this._translate(newX, newY);
  
              /* REPLACE START: _move */
  
              if ( timestamp - this.startTime > 300 ) {
                  this.startTime = timestamp;
                  this.startX = this.x;
                  this.startY = this.y;
              }
  
              /* REPLACE END: _move */
  
          },
  
          _end: function (e) {
              if ( !this.enabled || utils.eventType[e.type] !== this.initiated ) {
                  return;
              }
  
              if ( this.options.preventDefault && !utils.preventDefaultException(e.target, this.options.preventDefaultException) ) {
                  e.preventDefault();
              }
  
              var point = e.changedTouches ? e.changedTouches[0] : e,
                  momentumX,
                  momentumY,
                  duration = utils.getTime() - this.startTime,
                  newX = Math.round(this.x),
                  newY = Math.round(this.y),
                  distanceX = Math.abs(newX - this.startX),
                  distanceY = Math.abs(newY - this.startY),
                  time = 0,
                  easing = '';
  
              this.isInTransition = 0;
              this.initiated = 0;
              this.endTime = utils.getTime();
  
              // reset if we are outside of the boundaries
              if ( this.resetPosition(this.options.bounceTime) ) {
                  return;
              }
  
              this.scrollTo(newX, newY);	// ensures that the last position is rounded
  
              // we scrolled less than 10 pixels
              if ( !this.moved ) {
                  if ( this.options.tap ) {
                      utils.tap(e, this.options.tap);
                  }
  
                  if ( this.options.click ) {
                      utils.click(e);
                  }
  
                  this._execEvent('scrollCancel');
                  return;
              }
  
              if ( this._events.flick && duration < 200 && distanceX < 100 && distanceY < 100 ) {
                  this._execEvent('flick');
                  return;
              }
  
              // start momentum animation if needed
              if ( this.options.momentum && duration < 300 ) {
                  momentumX = this.hasHorizontalScroll ? utils.momentum(this.x, this.startX, duration, this.maxScrollX, this.options.bounce ? this.wrapperWidth : 0, this.options.deceleration) : { destination: newX, duration: 0 };
                  momentumY = this.hasVerticalScroll ? utils.momentum(this.y, this.startY, duration, this.maxScrollY, this.options.bounce ? this.wrapperHeight : 0, this.options.deceleration) : { destination: newY, duration: 0 };
                  newX = momentumX.destination;
                  newY = momentumY.destination;
                  time = Math.max(momentumX.duration, momentumY.duration);
                  this.isInTransition = 1;
              }
  
  
              if ( this.options.snap ) {
                  var snap = this._nearestSnap(newX, newY);
                  this.currentPage = snap;
                  time = this.options.snapSpeed || Math.max(
                      Math.max(
                          Math.min(Math.abs(newX - snap.x), 1000),
                          Math.min(Math.abs(newY - snap.y), 1000)
                      ), 300);
                  newX = snap.x;
                  newY = snap.y;
  
                  this.directionX = 0;
                  this.directionY = 0;
                  easing = this.options.bounceEasing;
              }
  
  // INSERT POINT: _end
  
              if ( newX != this.x || newY != this.y ) {
                  // change easing function when scroller goes out of the boundaries
                  if ( newX > 0 || newX < this.maxScrollX || newY > 0 || newY < this.maxScrollY ) {
                      easing = utils.ease.quadratic;
                  }
  
                  this.scrollTo(newX, newY, time, easing);
                  return;
              }
  
              this._execEvent('scrollEnd');
          },
  
          _resize: function () {
              var that = this;
  
              clearTimeout(this.resizeTimeout);
  
              this.resizeTimeout = setTimeout(function () {
                  that.refresh();
              }, this.options.resizePolling);
          },
  
          resetPosition: function (time) {
              var x = this.x,
                  y = this.y;
  
              time = time || 0;
  
              if ( !this.hasHorizontalScroll || this.x > 0 ) {
                  x = 0;
              } else if ( this.x < this.maxScrollX ) {
                  x = this.maxScrollX;
              }
  
              if ( !this.hasVerticalScroll || this.y > 0 ) {
                  y = 0;
              } else if ( this.y < this.maxScrollY ) {
                  y = this.maxScrollY;
              }
  
              if ( x == this.x && y == this.y ) {
                  return false;
              }
  
              this.scrollTo(x, y, time, this.options.bounceEasing);
  
              return true;
          },
  
          disable: function () {
              this.enabled = false;
          },
  
          enable: function () {
              this.enabled = true;
          },
  
          refresh: function () {
              var rf = this.wrapper.offsetHeight;		// Force reflow
  
              this.wrapperWidth	= this.wrapper.clientWidth;
              this.wrapperHeight	= this.wrapper.clientHeight;
  
              /* REPLACE START: refresh */
  
              this.scrollerWidth	= this.scroller.offsetWidth;
              this.scrollerHeight	= this.scroller.offsetHeight;
  
              this.maxScrollX		= this.wrapperWidth - this.scrollerWidth;
              this.maxScrollY		= this.wrapperHeight - this.scrollerHeight;
  
              /* REPLACE END: refresh */
  
              this.hasHorizontalScroll	= this.options.scrollX && this.maxScrollX < 0;
              this.hasVerticalScroll		= this.options.scrollY && this.maxScrollY < 0;
  
              if ( !this.hasHorizontalScroll ) {
                  this.maxScrollX = 0;
                  this.scrollerWidth = this.wrapperWidth;
              }
  
              if ( !this.hasVerticalScroll ) {
                  this.maxScrollY = 0;
                  this.scrollerHeight = this.wrapperHeight;
              }
  
              this.endTime = 0;
              this.directionX = 0;
              this.directionY = 0;
  
              this.wrapperOffset = utils.offset(this.wrapper);
  
              this._execEvent('refresh');
  
              this.resetPosition();
  
  // INSERT POINT: _refresh
  
          },
  
          on: function (type, fn) {
              if ( !this._events[type] ) {
                  this._events[type] = [];
              }
  
              this._events[type].push(fn);
          },
  
          off: function (type, fn) {
              if ( !this._events[type] ) {
                  return;
              }
  
              var index = this._events[type].indexOf(fn);
  
              if ( index > -1 ) {
                  this._events[type].splice(index, 1);
              }
          },
  
          _execEvent: function (type) {
              if ( !this._events[type] ) {
                  return;
              }
  
              var i = 0,
                  l = this._events[type].length;
  
              if ( !l ) {
                  return;
              }
  
              for ( ; i < l; i++ ) {
                  this._events[type][i].apply(this, [].slice.call(arguments, 1));
              }
          },
  
          scrollBy: function (x, y, time, easing) {
              x = this.x + x;
              y = this.y + y;
              time = time || 0;
  
              this.scrollTo(x, y, time, easing);
          },
  
          scrollTo: function (x, y, time, easing) {
              easing = easing || utils.ease.circular;
  
              this.isInTransition = this.options.useTransition && time > 0;
  
              if ( !time || (this.options.useTransition && easing.style) ) {
                  this._transitionTimingFunction(easing.style);
                  this._transitionTime(time);
                  this._translate(x, y);
              } else {
                  this._animate(x, y, time, easing.fn);
              }
          },
  
          scrollToElement: function (el, time, offsetX, offsetY, easing) {
              el = el.nodeType ? el : this.scroller.querySelector(el);
  
              if ( !el ) {
                  return;
              }
  
              var pos = utils.offset(el);
  
              pos.left -= this.wrapperOffset.left;
              pos.top  -= this.wrapperOffset.top;
  
              // if offsetX/Y are true we center the element to the screen
              if ( offsetX === true ) {
                  offsetX = Math.round(el.offsetWidth / 2 - this.wrapper.offsetWidth / 2);
              }
              if ( offsetY === true ) {
                  offsetY = Math.round(el.offsetHeight / 2 - this.wrapper.offsetHeight / 2);
              }
  
              pos.left -= offsetX || 0;
              pos.top  -= offsetY || 0;
  
              pos.left = pos.left > 0 ? 0 : pos.left < this.maxScrollX ? this.maxScrollX : pos.left;
              pos.top  = pos.top  > 0 ? 0 : pos.top  < this.maxScrollY ? this.maxScrollY : pos.top;
  
              time = time === undefined || time === null || time === 'auto' ? Math.max(Math.abs(this.x-pos.left), Math.abs(this.y-pos.top)) : time;
  
              this.scrollTo(pos.left, pos.top, time, easing);
          },
  
          _transitionTime: function (time) {
              time = time || 0;
  
              this.scrollerStyle[utils.style.transitionDuration] = time + 'ms';
  
              if ( !time && utils.isBadAndroid ) {
                  this.scrollerStyle[utils.style.transitionDuration] = '0.001s';
              }
  
  
              if ( this.indicators ) {
                  for ( var i = this.indicators.length; i--; ) {
                      this.indicators[i].transitionTime(time);
                  }
              }
  
  
  // INSERT POINT: _transitionTime
  
          },
  
          _transitionTimingFunction: function (easing) {
              this.scrollerStyle[utils.style.transitionTimingFunction] = easing;
  
  
              if ( this.indicators ) {
                  for ( var i = this.indicators.length; i--; ) {
                      this.indicators[i].transitionTimingFunction(easing);
                  }
              }
  
  
  // INSERT POINT: _transitionTimingFunction
  
          },
  
          _translate: function (x, y) {
              if ( this.options.useTransform ) {
  
                  /* REPLACE START: _translate */
  
                  this.scrollerStyle[utils.style.transform] = 'translate(' + x + 'px,' + y + 'px)' + this.translateZ;
  
                  /* REPLACE END: _translate */
  
              } else {
                  x = Math.round(x);
                  y = Math.round(y);
                  this.scrollerStyle.left = x + 'px';
                  this.scrollerStyle.top = y + 'px';
              }
  
              this.x = x;
              this.y = y;
  
  
              if ( this.indicators ) {
                  for ( var i = this.indicators.length; i--; ) {
                      this.indicators[i].updatePosition();
                  }
              }
  
  
  // INSERT POINT: _translate
  
          },
  
          _initEvents: function (remove) {
              var eventType = remove ? utils.removeEvent : utils.addEvent,
                  target = this.options.bindToWrapper ? this.wrapper : window;
  
              eventType(window, 'orientationchange', this);
              eventType(window, 'resize', this);
  
              if ( this.options.click ) {
                  eventType(this.wrapper, 'click', this, true);
              }
  
              if ( !this.options.disableMouse ) {
                  eventType(this.wrapper, 'mousedown', this);
                  eventType(target, 'mousemove', this);
                  eventType(target, 'mousecancel', this);
                  eventType(target, 'mouseup', this);
              }
  
              if ( utils.hasPointer && !this.options.disablePointer ) {
                  eventType(this.wrapper, utils.prefixPointerEvent('pointerdown'), this);
                  eventType(target, utils.prefixPointerEvent('pointermove'), this);
                  eventType(target, utils.prefixPointerEvent('pointercancel'), this);
                  eventType(target, utils.prefixPointerEvent('pointerup'), this);
              }
  
              if ( utils.hasTouch && !this.options.disableTouch ) {
                  eventType(this.wrapper, 'touchstart', this);
                  eventType(target, 'touchmove', this);
                  eventType(target, 'touchcancel', this);
                  eventType(target, 'touchend', this);
              }
  
              eventType(this.scroller, 'transitionend', this);
              eventType(this.scroller, 'webkitTransitionEnd', this);
              eventType(this.scroller, 'oTransitionEnd', this);
              eventType(this.scroller, 'MSTransitionEnd', this);
          },
  
          getComputedPosition: function () {
              var matrix = window.getComputedStyle(this.scroller, null),
                  x, y;
  
              if ( this.options.useTransform ) {
                  matrix = matrix[utils.style.transform].split(')')[0].split(', ');
                  x = +(matrix[12] || matrix[4]);
                  y = +(matrix[13] || matrix[5]);
              } else {
                  x = +matrix.left.replace(/[^-\d.]/g, '');
                  y = +matrix.top.replace(/[^-\d.]/g, '');
              }
  
              return { x: x, y: y };
          },
  
          _initIndicators: function () {
              var interactive = this.options.interactiveScrollbars,
                  customStyle = typeof this.options.scrollbars != 'string',
                  indicators = [],
                  indicator;
  
              var that = this;
  
              this.indicators = [];
  
              if ( this.options.scrollbars ) {
                  // Vertical scrollbar
                  if ( this.options.scrollY ) {
                      indicator = {
                          el: createDefaultScrollbar('v', interactive, this.options.scrollbars),
                          interactive: interactive,
                          defaultScrollbars: true,
                          customStyle: customStyle,
                          resize: this.options.resizeScrollbars,
                          shrink: this.options.shrinkScrollbars,
                          fade: this.options.fadeScrollbars,
                          listenX: false
                      };
  
                      this.wrapper.appendChild(indicator.el);
                      indicators.push(indicator);
                  }
  
                  // Horizontal scrollbar
                  if ( this.options.scrollX ) {
                      indicator = {
                          el: createDefaultScrollbar('h', interactive, this.options.scrollbars),
                          interactive: interactive,
                          defaultScrollbars: true,
                          customStyle: customStyle,
                          resize: this.options.resizeScrollbars,
                          shrink: this.options.shrinkScrollbars,
                          fade: this.options.fadeScrollbars,
                          listenY: false
                      };
  
                      this.wrapper.appendChild(indicator.el);
                      indicators.push(indicator);
                  }
              }
  
              if ( this.options.indicators ) {
                  // TODO: check concat compatibility
                  indicators = indicators.concat(this.options.indicators);
              }
  
              for ( var i = indicators.length; i--; ) {
                  this.indicators.push( new Indicator(this, indicators[i]) );
              }
  
              // TODO: check if we can use array.map (wide compatibility and performance issues)
              function _indicatorsMap (fn) {
                  for ( var i = that.indicators.length; i--; ) {
                      fn.call(that.indicators[i]);
                  }
              }
  
              if ( this.options.fadeScrollbars ) {
                  this.on('scrollEnd', function () {
                      _indicatorsMap(function () {
                          this.fade();
                      });
                  });
  
                  this.on('scrollCancel', function () {
                      _indicatorsMap(function () {
                          this.fade();
                      });
                  });
  
                  this.on('scrollStart', function () {
                      _indicatorsMap(function () {
                          this.fade(1);
                      });
                  });
  
                  this.on('beforeScrollStart', function () {
                      _indicatorsMap(function () {
                          this.fade(1, true);
                      });
                  });
              }
  
  
              this.on('refresh', function () {
                  _indicatorsMap(function () {
                      this.refresh();
                  });
              });
  
              this.on('destroy', function () {
                  _indicatorsMap(function () {
                      this.destroy();
                  });
  
                  delete this.indicators;
              });
          },
  
          _initWheel: function () {
              utils.addEvent(this.wrapper, 'wheel', this);
              utils.addEvent(this.wrapper, 'mousewheel', this);
              utils.addEvent(this.wrapper, 'DOMMouseScroll', this);
  
              this.on('destroy', function () {
                  utils.removeEvent(this.wrapper, 'wheel', this);
                  utils.removeEvent(this.wrapper, 'mousewheel', this);
                  utils.removeEvent(this.wrapper, 'DOMMouseScroll', this);
              });
          },
  
          _wheel: function (e) {
              if ( !this.enabled ) {
                  return;
              }
  
              e.preventDefault();
              e.stopPropagation();
  
              var wheelDeltaX, wheelDeltaY,
                  newX, newY,
                  that = this;
  
              if ( this.wheelTimeout === undefined ) {
                  that._execEvent('scrollStart');
              }
  
              // Execute the scrollEnd event after 400ms the wheel stopped scrolling
              clearTimeout(this.wheelTimeout);
              this.wheelTimeout = setTimeout(function () {
                  that._execEvent('scrollEnd');
                  that.wheelTimeout = undefined;
              }, 400);
  
              if ( 'deltaX' in e ) {
                  if (e.deltaMode === 1) {
                      wheelDeltaX = -e.deltaX * this.options.mouseWheelSpeed;
                      wheelDeltaY = -e.deltaY * this.options.mouseWheelSpeed;
                  } else {
                      wheelDeltaX = -e.deltaX;
                      wheelDeltaY = -e.deltaY;
                  }
              } else if ( 'wheelDeltaX' in e ) {
                  wheelDeltaX = e.wheelDeltaX / 120 * this.options.mouseWheelSpeed;
                  wheelDeltaY = e.wheelDeltaY / 120 * this.options.mouseWheelSpeed;
              } else if ( 'wheelDelta' in e ) {
                  wheelDeltaX = wheelDeltaY = e.wheelDelta / 120 * this.options.mouseWheelSpeed;
              } else if ( 'detail' in e ) {
                  wheelDeltaX = wheelDeltaY = -e.detail / 3 * this.options.mouseWheelSpeed;
              } else {
                  return;
              }
  
              wheelDeltaX *= this.options.invertWheelDirection;
              wheelDeltaY *= this.options.invertWheelDirection;
  
              if ( !this.hasVerticalScroll ) {
                  wheelDeltaX = wheelDeltaY;
                  wheelDeltaY = 0;
              }
  
              if ( this.options.snap ) {
                  newX = this.currentPage.pageX;
                  newY = this.currentPage.pageY;
  
                  if ( wheelDeltaX > 0 ) {
                      newX--;
                  } else if ( wheelDeltaX < 0 ) {
                      newX++;
                  }
  
                  if ( wheelDeltaY > 0 ) {
                      newY--;
                  } else if ( wheelDeltaY < 0 ) {
                      newY++;
                  }
  
                  this.goToPage(newX, newY);
  
                  return;
              }
  
              newX = this.x + Math.round(this.hasHorizontalScroll ? wheelDeltaX : 0);
              newY = this.y + Math.round(this.hasVerticalScroll ? wheelDeltaY : 0);
  
              if ( newX > 0 ) {
                  newX = 0;
              } else if ( newX < this.maxScrollX ) {
                  newX = this.maxScrollX;
              }
  
              if ( newY > 0 ) {
                  newY = 0;
              } else if ( newY < this.maxScrollY ) {
                  newY = this.maxScrollY;
              }
  
              this.scrollTo(newX, newY, 0);
  
  // INSERT POINT: _wheel
          },
  
          _initSnap: function () {
              this.currentPage = {};
  
              if ( typeof this.options.snap == 'string' ) {
                  this.options.snap = this.scroller.querySelectorAll(this.options.snap);
              }
  
              this.on('refresh', function () {
                  var i = 0, l,
                      m = 0, n,
                      cx, cy,
                      x = 0, y,
                      stepX = this.options.snapStepX || this.wrapperWidth,
                      stepY = this.options.snapStepY || this.wrapperHeight,
                      el;
  
                  this.pages = [];
  
                  if ( !this.wrapperWidth || !this.wrapperHeight || !this.scrollerWidth || !this.scrollerHeight ) {
                      return;
                  }
  
                  if ( this.options.snap === true ) {
                      cx = Math.round( stepX / 2 );
                      cy = Math.round( stepY / 2 );
  
                      while ( x > -this.scrollerWidth ) {
                          this.pages[i] = [];
                          l = 0;
                          y = 0;
  
                          while ( y > -this.scrollerHeight ) {
                              this.pages[i][l] = {
                                  x: Math.max(x, this.maxScrollX),
                                  y: Math.max(y, this.maxScrollY),
                                  width: stepX,
                                  height: stepY,
                                  cx: x - cx,
                                  cy: y - cy
                              };
  
                              y -= stepY;
                              l++;
                          }
  
                          x -= stepX;
                          i++;
                      }
                  } else {
                      el = this.options.snap;
                      l = el.length;
                      n = -1;
  
                      for ( ; i < l; i++ ) {
                          if ( i === 0 || el[i].offsetLeft <= el[i-1].offsetLeft ) {
                              m = 0;
                              n++;
                          }
  
                          if ( !this.pages[m] ) {
                              this.pages[m] = [];
                          }
  
                          x = Math.max(-el[i].offsetLeft, this.maxScrollX);
                          y = Math.max(-el[i].offsetTop, this.maxScrollY);
                          cx = x - Math.round(el[i].offsetWidth / 2);
                          cy = y - Math.round(el[i].offsetHeight / 2);
  
                          this.pages[m][n] = {
                              x: x,
                              y: y,
                              width: el[i].offsetWidth,
                              height: el[i].offsetHeight,
                              cx: cx,
                              cy: cy
                          };
  
                          if ( x > this.maxScrollX ) {
                              m++;
                          }
                      }
                  }
  
                  this.goToPage(this.currentPage.pageX || 0, this.currentPage.pageY || 0, 0);
  
                  // Update snap threshold if needed
                  if ( this.options.snapThreshold % 1 === 0 ) {
                      this.snapThresholdX = this.options.snapThreshold;
                      this.snapThresholdY = this.options.snapThreshold;
                  } else {
                      this.snapThresholdX = Math.round(this.pages[this.currentPage.pageX][this.currentPage.pageY].width * this.options.snapThreshold);
                      this.snapThresholdY = Math.round(this.pages[this.currentPage.pageX][this.currentPage.pageY].height * this.options.snapThreshold);
                  }
              });
  
              this.on('flick', function () {
                  var time = this.options.snapSpeed || Math.max(
                      Math.max(
                          Math.min(Math.abs(this.x - this.startX), 1000),
                          Math.min(Math.abs(this.y - this.startY), 1000)
                      ), 300);
  
                  this.goToPage(
                      this.currentPage.pageX + this.directionX,
                      this.currentPage.pageY + this.directionY,
                      time
                  );
              });
          },
  
          _nearestSnap: function (x, y) {
              if ( !this.pages.length ) {
                  return { x: 0, y: 0, pageX: 0, pageY: 0 };
              }
  
              var i = 0,
                  l = this.pages.length,
                  m = 0;
  
              // Check if we exceeded the snap threshold
              if ( Math.abs(x - this.absStartX) < this.snapThresholdX &&
                  Math.abs(y - this.absStartY) < this.snapThresholdY ) {
                  return this.currentPage;
              }
  
              if ( x > 0 ) {
                  x = 0;
              } else if ( x < this.maxScrollX ) {
                  x = this.maxScrollX;
              }
  
              if ( y > 0 ) {
                  y = 0;
              } else if ( y < this.maxScrollY ) {
                  y = this.maxScrollY;
              }
  
              for ( ; i < l; i++ ) {
                  if ( x >= this.pages[i][0].cx ) {
                      x = this.pages[i][0].x;
                      break;
                  }
              }
  
              l = this.pages[i].length;
  
              for ( ; m < l; m++ ) {
                  if ( y >= this.pages[0][m].cy ) {
                      y = this.pages[0][m].y;
                      break;
                  }
              }
  
              if ( i == this.currentPage.pageX ) {
                  i += this.directionX;
  
                  if ( i < 0 ) {
                      i = 0;
                  } else if ( i >= this.pages.length ) {
                      i = this.pages.length - 1;
                  }
  
                  x = this.pages[i][0].x;
              }
  
              if ( m == this.currentPage.pageY ) {
                  m += this.directionY;
  
                  if ( m < 0 ) {
                      m = 0;
                  } else if ( m >= this.pages[0].length ) {
                      m = this.pages[0].length - 1;
                  }
  
                  y = this.pages[0][m].y;
              }
  
              return {
                  x: x,
                  y: y,
                  pageX: i,
                  pageY: m
              };
          },
  
          goToPage: function (x, y, time, easing) {
              easing = easing || this.options.bounceEasing;
  
              if ( x >= this.pages.length ) {
                  x = this.pages.length - 1;
              } else if ( x < 0 ) {
                  x = 0;
              }
  
              if ( y >= this.pages[x].length ) {
                  y = this.pages[x].length - 1;
              } else if ( y < 0 ) {
                  y = 0;
              }
  
              var posX = this.pages[x][y].x,
                  posY = this.pages[x][y].y;
  
              time = time === undefined ? this.options.snapSpeed || Math.max(
                  Math.max(
                      Math.min(Math.abs(posX - this.x), 1000),
                      Math.min(Math.abs(posY - this.y), 1000)
                  ), 300) : time;
  
              this.currentPage = {
                  x: posX,
                  y: posY,
                  pageX: x,
                  pageY: y
              };
  
              this.scrollTo(posX, posY, time, easing);
          },
  
          next: function (time, easing) {
              var x = this.currentPage.pageX,
                  y = this.currentPage.pageY;
  
              x++;
  
              if ( x >= this.pages.length && this.hasVerticalScroll ) {
                  x = 0;
                  y++;
              }
  
              this.goToPage(x, y, time, easing);
          },
  
          prev: function (time, easing) {
              var x = this.currentPage.pageX,
                  y = this.currentPage.pageY;
  
              x--;
  
              if ( x < 0 && this.hasVerticalScroll ) {
                  x = 0;
                  y--;
              }
  
              this.goToPage(x, y, time, easing);
          },
  
          _initKeys: function (e) {
              // default key bindings
              var keys = {
                  pageUp: 33,
                  pageDown: 34,
                  end: 35,
                  home: 36,
                  left: 37,
                  up: 38,
                  right: 39,
                  down: 40
              };
              var i;
  
              // if you give me characters I give you keycode
              if ( typeof this.options.keyBindings == 'object' ) {
                  for ( i in this.options.keyBindings ) {
                      if ( typeof this.options.keyBindings[i] == 'string' ) {
                          this.options.keyBindings[i] = this.options.keyBindings[i].toUpperCase().charCodeAt(0);
                      }
                  }
              } else {
                  this.options.keyBindings = {};
              }
  
              for ( i in keys ) {
                  this.options.keyBindings[i] = this.options.keyBindings[i] || keys[i];
              }
  
              utils.addEvent(window, 'keydown', this);
  
              this.on('destroy', function () {
                  utils.removeEvent(window, 'keydown', this);
              });
          },
  
          _key: function (e) {
              if ( !this.enabled ) {
                  return;
              }
  
              var snap = this.options.snap,	// we are using this alot, better to cache it
                  newX = snap ? this.currentPage.pageX : this.x,
                  newY = snap ? this.currentPage.pageY : this.y,
                  now = utils.getTime(),
                  prevTime = this.keyTime || 0,
                  acceleration = 0.250,
                  pos;
  
              if ( this.options.useTransition && this.isInTransition ) {
                  pos = this.getComputedPosition();
  
                  this._translate(Math.round(pos.x), Math.round(pos.y));
                  this.isInTransition = false;
              }
  
              this.keyAcceleration = now - prevTime < 200 ? Math.min(this.keyAcceleration + acceleration, 50) : 0;
  
              switch ( e.keyCode ) {
                  case this.options.keyBindings.pageUp:
                      if ( this.hasHorizontalScroll && !this.hasVerticalScroll ) {
                          newX += snap ? 1 : this.wrapperWidth;
                      } else {
                          newY += snap ? 1 : this.wrapperHeight;
                      }
                      break;
                  case this.options.keyBindings.pageDown:
                      if ( this.hasHorizontalScroll && !this.hasVerticalScroll ) {
                          newX -= snap ? 1 : this.wrapperWidth;
                      } else {
                          newY -= snap ? 1 : this.wrapperHeight;
                      }
                      break;
                  case this.options.keyBindings.end:
                      newX = snap ? this.pages.length-1 : this.maxScrollX;
                      newY = snap ? this.pages[0].length-1 : this.maxScrollY;
                      break;
                  case this.options.keyBindings.home:
                      newX = 0;
                      newY = 0;
                      break;
                  case this.options.keyBindings.left:
                      newX += snap ? -1 : 5 + this.keyAcceleration>>0;
                      break;
                  case this.options.keyBindings.up:
                      newY += snap ? 1 : 5 + this.keyAcceleration>>0;
                      break;
                  case this.options.keyBindings.right:
                      newX -= snap ? -1 : 5 + this.keyAcceleration>>0;
                      break;
                  case this.options.keyBindings.down:
                      newY -= snap ? 1 : 5 + this.keyAcceleration>>0;
                      break;
                  default:
                      return;
              }
  
              if ( snap ) {
                  this.goToPage(newX, newY);
                  return;
              }
  
              if ( newX > 0 ) {
                  newX = 0;
                  this.keyAcceleration = 0;
              } else if ( newX < this.maxScrollX ) {
                  newX = this.maxScrollX;
                  this.keyAcceleration = 0;
              }
  
              if ( newY > 0 ) {
                  newY = 0;
                  this.keyAcceleration = 0;
              } else if ( newY < this.maxScrollY ) {
                  newY = this.maxScrollY;
                  this.keyAcceleration = 0;
              }
  
              this.scrollTo(newX, newY, 0);
  
              this.keyTime = now;
          },
  
          _animate: function (destX, destY, duration, easingFn) {
              var that = this,
                  startX = this.x,
                  startY = this.y,
                  startTime = utils.getTime(),
                  destTime = startTime + duration;
  
              function step () {
                  var now = utils.getTime(),
                      newX, newY,
                      easing;
  
                  if ( now >= destTime ) {
                      that.isAnimating = false;
                      that._translate(destX, destY);
  
                      if ( !that.resetPosition(that.options.bounceTime) ) {
                          that._execEvent('scrollEnd');
                      }
  
                      return;
                  }
  
                  now = ( now - startTime ) / duration;
                  easing = easingFn(now);
                  newX = ( destX - startX ) * easing + startX;
                  newY = ( destY - startY ) * easing + startY;
                  that._translate(newX, newY);
  
                  if ( that.isAnimating ) {
                      rAF(step);
                  }
              }
  
              this.isAnimating = true;
              step();
          },
          handleEvent: function (e) {
              switch ( e.type ) {
                  case 'touchstart':
                  case 'pointerdown':
                  case 'MSPointerDown':
                  case 'mousedown':
                      this._start(e);
                      break;
                  case 'touchmove':
                  case 'pointermove':
                  case 'MSPointerMove':
                  case 'mousemove':
                      this._move(e);
                      break;
                  case 'touchend':
                  case 'pointerup':
                  case 'MSPointerUp':
                  case 'mouseup':
                  case 'touchcancel':
                  case 'pointercancel':
                  case 'MSPointerCancel':
                  case 'mousecancel':
                      this._end(e);
                      break;
                  case 'orientationchange':
                  case 'resize':
                      this._resize();
                      break;
                  case 'transitionend':
                  case 'webkitTransitionEnd':
                  case 'oTransitionEnd':
                  case 'MSTransitionEnd':
                      this._transitionEnd(e);
                      break;
                  case 'wheel':
                  case 'DOMMouseScroll':
                  case 'mousewheel':
                      this._wheel(e);
                      break;
                  case 'keydown':
                      this._key(e);
                      break;
                  case 'click':
                      if ( !e._constructed && !utils.preventDefaultException(e.target, this.options.preventDefaultException)) {
                          e.preventDefault();
                          e.stopPropagation();
                      }
                      break;
              }
          }
      };
      function createDefaultScrollbar (direction, interactive, type) {
          var scrollbar = document.createElement('div'),
              indicator = document.createElement('div');
  
          if ( type === true ) {
              scrollbar.style.cssText = 'position:absolute;z-index:9999';
              indicator.style.cssText = '-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;position:absolute;background:rgba(0,0,0,0.5);border:1px solid rgba(255,255,255,0.9);border-radius:3px';
          }
  
          indicator.className = 'iScrollIndicator';
  
          if ( direction == 'h' ) {
              if ( type === true ) {
                  scrollbar.style.cssText += ';height:7px;left:2px;right:2px;bottom:0';
                  indicator.style.height = '100%';
              }
              scrollbar.className = 'iScrollHorizontalScrollbar';
          } else {
              if ( type === true ) {
                  scrollbar.style.cssText += ';width:7px;bottom:2px;top:2px;right:1px';
                  indicator.style.width = '100%';
              }
              scrollbar.className = 'iScrollVerticalScrollbar';
          }
  
          scrollbar.style.cssText += ';overflow:hidden';
  
          if ( !interactive ) {
              scrollbar.style.pointerEvents = 'none';
          }
  
          scrollbar.appendChild(indicator);
  
          return scrollbar;
      }
  
      function Indicator (scroller, options) {
          this.wrapper = typeof options.el == 'string' ? document.querySelector(options.el) : options.el;
          this.wrapperStyle = this.wrapper.style;
          this.indicator = this.wrapper.children[0];
          this.indicatorStyle = this.indicator.style;
          this.scroller = scroller;
  
          this.options = {
              listenX: true,
              listenY: true,
              interactive: false,
              resize: true,
              defaultScrollbars: false,
              shrink: false,
              fade: false,
              speedRatioX: 0,
              speedRatioY: 0
          };
  
          for ( var i in options ) {
              this.options[i] = options[i];
          }
  
          this.sizeRatioX = 1;
          this.sizeRatioY = 1;
          this.maxPosX = 0;
          this.maxPosY = 0;
  
          if ( this.options.interactive ) {
              if ( !this.options.disableTouch ) {
                  utils.addEvent(this.indicator, 'touchstart', this);
                  utils.addEvent(window, 'touchend', this);
              }
              if ( !this.options.disablePointer ) {
                  utils.addEvent(this.indicator, utils.prefixPointerEvent('pointerdown'), this);
                  utils.addEvent(window, utils.prefixPointerEvent('pointerup'), this);
              }
              if ( !this.options.disableMouse ) {
                  utils.addEvent(this.indicator, 'mousedown', this);
                  utils.addEvent(window, 'mouseup', this);
              }
          }
  
          if ( this.options.fade ) {
              this.wrapperStyle[utils.style.transform] = this.scroller.translateZ;
              this.wrapperStyle[utils.style.transitionDuration] = utils.isBadAndroid ? '0.001s' : '0ms';
              this.wrapperStyle.opacity = '0';
          }
      }
  
      Indicator.prototype = {
          handleEvent: function (e) {
              switch ( e.type ) {
                  case 'touchstart':
                  case 'pointerdown':
                  case 'MSPointerDown':
                  case 'mousedown':
                      this._start(e);
                      break;
                  case 'touchmove':
                  case 'pointermove':
                  case 'MSPointerMove':
                  case 'mousemove':
                      this._move(e);
                      break;
                  case 'touchend':
                  case 'pointerup':
                  case 'MSPointerUp':
                  case 'mouseup':
                  case 'touchcancel':
                  case 'pointercancel':
                  case 'MSPointerCancel':
                  case 'mousecancel':
                      this._end(e);
                      break;
              }
          },
  
          destroy: function () {
              if ( this.options.interactive ) {
                  utils.removeEvent(this.indicator, 'touchstart', this);
                  utils.removeEvent(this.indicator, utils.prefixPointerEvent('pointerdown'), this);
                  utils.removeEvent(this.indicator, 'mousedown', this);
  
                  utils.removeEvent(window, 'touchmove', this);
                  utils.removeEvent(window, utils.prefixPointerEvent('pointermove'), this);
                  utils.removeEvent(window, 'mousemove', this);
  
                  utils.removeEvent(window, 'touchend', this);
                  utils.removeEvent(window, utils.prefixPointerEvent('pointerup'), this);
                  utils.removeEvent(window, 'mouseup', this);
              }
  
              if ( this.options.defaultScrollbars ) {
                  this.wrapper.parentNode.removeChild(this.wrapper);
              }
          },
  
          _start: function (e) {
              var point = e.touches ? e.touches[0] : e;
  
              e.preventDefault();
              e.stopPropagation();
  
              this.transitionTime();
  
              this.initiated = true;
              this.moved = false;
              this.lastPointX	= point.pageX;
              this.lastPointY	= point.pageY;
  
              this.startTime	= utils.getTime();
  
              if ( !this.options.disableTouch ) {
                  utils.addEvent(window, 'touchmove', this);
              }
              if ( !this.options.disablePointer ) {
                  utils.addEvent(window, utils.prefixPointerEvent('pointermove'), this);
              }
              if ( !this.options.disableMouse ) {
                  utils.addEvent(window, 'mousemove', this);
              }
  
              this.scroller._execEvent('beforeScrollStart');
          },
  
          _move: function (e) {
              var point = e.touches ? e.touches[0] : e,
                  deltaX, deltaY,
                  newX, newY,
                  timestamp = utils.getTime();
  
              if ( !this.moved ) {
                  this.scroller._execEvent('scrollStart');
              }
  
              this.moved = true;
  
              deltaX = point.pageX - this.lastPointX;
              this.lastPointX = point.pageX;
  
              deltaY = point.pageY - this.lastPointY;
              this.lastPointY = point.pageY;
  
              newX = this.x + deltaX;
              newY = this.y + deltaY;
  
              this._pos(newX, newY);
  
  // INSERT POINT: indicator._move
  
              e.preventDefault();
              e.stopPropagation();
          },
  
          _end: function (e) {
              if ( !this.initiated ) {
                  return;
              }
  
              this.initiated = false;
  
              e.preventDefault();
              e.stopPropagation();
  
              utils.removeEvent(window, 'touchmove', this);
              utils.removeEvent(window, utils.prefixPointerEvent('pointermove'), this);
              utils.removeEvent(window, 'mousemove', this);
  
              if ( this.scroller.options.snap ) {
                  var snap = this.scroller._nearestSnap(this.scroller.x, this.scroller.y);
  
                  var time = this.options.snapSpeed || Math.max(
                      Math.max(
                          Math.min(Math.abs(this.scroller.x - snap.x), 1000),
                          Math.min(Math.abs(this.scroller.y - snap.y), 1000)
                      ), 300);
  
                  if ( this.scroller.x != snap.x || this.scroller.y != snap.y ) {
                      this.scroller.directionX = 0;
                      this.scroller.directionY = 0;
                      this.scroller.currentPage = snap;
                      this.scroller.scrollTo(snap.x, snap.y, time, this.scroller.options.bounceEasing);
                  }
              }
  
              if ( this.moved ) {
                  this.scroller._execEvent('scrollEnd');
              }
          },
  
          transitionTime: function (time) {
              time = time || 0;
              this.indicatorStyle[utils.style.transitionDuration] = time + 'ms';
  
              if ( !time && utils.isBadAndroid ) {
                  this.indicatorStyle[utils.style.transitionDuration] = '0.001s';
              }
          },
  
          transitionTimingFunction: function (easing) {
              this.indicatorStyle[utils.style.transitionTimingFunction] = easing;
          },
  
          refresh: function () {
              this.transitionTime();
  
              if ( this.options.listenX && !this.options.listenY ) {
                  this.indicatorStyle.display = this.scroller.hasHorizontalScroll ? 'block' : 'none';
              } else if ( this.options.listenY && !this.options.listenX ) {
                  this.indicatorStyle.display = this.scroller.hasVerticalScroll ? 'block' : 'none';
              } else {
                  this.indicatorStyle.display = this.scroller.hasHorizontalScroll || this.scroller.hasVerticalScroll ? 'block' : 'none';
              }
  
              if ( this.scroller.hasHorizontalScroll && this.scroller.hasVerticalScroll ) {
                  utils.addClass(this.wrapper, 'iScrollBothScrollbars');
                  utils.removeClass(this.wrapper, 'iScrollLoneScrollbar');
  
                  if ( this.options.defaultScrollbars && this.options.customStyle ) {
                      if ( this.options.listenX ) {
                          this.wrapper.style.right = '8px';
                      } else {
                          this.wrapper.style.bottom = '8px';
                      }
                  }
              } else {
                  utils.removeClass(this.wrapper, 'iScrollBothScrollbars');
                  utils.addClass(this.wrapper, 'iScrollLoneScrollbar');
  
                  if ( this.options.defaultScrollbars && this.options.customStyle ) {
                      if ( this.options.listenX ) {
                          this.wrapper.style.right = '2px';
                      } else {
                          this.wrapper.style.bottom = '2px';
                      }
                  }
              }
  
              var r = this.wrapper.offsetHeight;	// force refresh
  
              if ( this.options.listenX ) {
                  this.wrapperWidth = this.wrapper.clientWidth;
                  if ( this.options.resize ) {
                      this.indicatorWidth = Math.max(Math.round(this.wrapperWidth * this.wrapperWidth / (this.scroller.scrollerWidth || this.wrapperWidth || 1)), 8);
                      this.indicatorStyle.width = this.indicatorWidth + 'px';
                  } else {
                      this.indicatorWidth = this.indicator.clientWidth;
                  }
  
                  this.maxPosX = this.wrapperWidth - this.indicatorWidth;
  
                  if ( this.options.shrink == 'clip' ) {
                      this.minBoundaryX = -this.indicatorWidth + 8;
                      this.maxBoundaryX = this.wrapperWidth - 8;
                  } else {
                      this.minBoundaryX = 0;
                      this.maxBoundaryX = this.maxPosX;
                  }
  
                  this.sizeRatioX = this.options.speedRatioX || (this.scroller.maxScrollX && (this.maxPosX / this.scroller.maxScrollX));
              }
  
              if ( this.options.listenY ) {
                  this.wrapperHeight = this.wrapper.clientHeight;
                  if ( this.options.resize ) {
                      this.indicatorHeight = Math.max(Math.round(this.wrapperHeight * this.wrapperHeight / (this.scroller.scrollerHeight || this.wrapperHeight || 1)), 8);
                      this.indicatorStyle.height = this.indicatorHeight + 'px';
                  } else {
                      this.indicatorHeight = this.indicator.clientHeight;
                  }
  
                  this.maxPosY = this.wrapperHeight - this.indicatorHeight;
  
                  if ( this.options.shrink == 'clip' ) {
                      this.minBoundaryY = -this.indicatorHeight + 8;
                      this.maxBoundaryY = this.wrapperHeight - 8;
                  } else {
                      this.minBoundaryY = 0;
                      this.maxBoundaryY = this.maxPosY;
                  }
  
                  this.maxPosY = this.wrapperHeight - this.indicatorHeight;
                  this.sizeRatioY = this.options.speedRatioY || (this.scroller.maxScrollY && (this.maxPosY / this.scroller.maxScrollY));
              }
  
              this.updatePosition();
          },
  
          updatePosition: function () {
              var x = this.options.listenX && Math.round(this.sizeRatioX * this.scroller.x) || 0,
                  y = this.options.listenY && Math.round(this.sizeRatioY * this.scroller.y) || 0;
  
              if ( !this.options.ignoreBoundaries ) {
                  if ( x < this.minBoundaryX ) {
                      if ( this.options.shrink == 'scale' ) {
                          this.width = Math.max(this.indicatorWidth + x, 8);
                          this.indicatorStyle.width = this.width + 'px';
                      }
                      x = this.minBoundaryX;
                  } else if ( x > this.maxBoundaryX ) {
                      if ( this.options.shrink == 'scale' ) {
                          this.width = Math.max(this.indicatorWidth - (x - this.maxPosX), 8);
                          this.indicatorStyle.width = this.width + 'px';
                          x = this.maxPosX + this.indicatorWidth - this.width;
                      } else {
                          x = this.maxBoundaryX;
                      }
                  } else if ( this.options.shrink == 'scale' && this.width != this.indicatorWidth ) {
                      this.width = this.indicatorWidth;
                      this.indicatorStyle.width = this.width + 'px';
                  }
  
                  if ( y < this.minBoundaryY ) {
                      if ( this.options.shrink == 'scale' ) {
                          this.height = Math.max(this.indicatorHeight + y * 3, 8);
                          this.indicatorStyle.height = this.height + 'px';
                      }
                      y = this.minBoundaryY;
                  } else if ( y > this.maxBoundaryY ) {
                      if ( this.options.shrink == 'scale' ) {
                          this.height = Math.max(this.indicatorHeight - (y - this.maxPosY) * 3, 8);
                          this.indicatorStyle.height = this.height + 'px';
                          y = this.maxPosY + this.indicatorHeight - this.height;
                      } else {
                          y = this.maxBoundaryY;
                      }
                  } else if ( this.options.shrink == 'scale' && this.height != this.indicatorHeight ) {
                      this.height = this.indicatorHeight;
                      this.indicatorStyle.height = this.height + 'px';
                  }
              }
  
              this.x = x;
              this.y = y;
  
              if ( this.scroller.options.useTransform ) {
                  this.indicatorStyle[utils.style.transform] = 'translate(' + x + 'px,' + y + 'px)' + this.scroller.translateZ;
              } else {
                  this.indicatorStyle.left = x + 'px';
                  this.indicatorStyle.top = y + 'px';
              }
          },
  
          _pos: function (x, y) {
              if ( x < 0 ) {
                  x = 0;
              } else if ( x > this.maxPosX ) {
                  x = this.maxPosX;
              }
  
              if ( y < 0 ) {
                  y = 0;
              } else if ( y > this.maxPosY ) {
                  y = this.maxPosY;
              }
  
              x = this.options.listenX ? Math.round(x / this.sizeRatioX) : this.scroller.x;
              y = this.options.listenY ? Math.round(y / this.sizeRatioY) : this.scroller.y;
  
              this.scroller.scrollTo(x, y);
          },
  
          fade: function (val, hold) {
              if ( hold && !this.visible ) {
                  return;
              }
  
              clearTimeout(this.fadeTimeout);
              this.fadeTimeout = null;
  
              var time = val ? 250 : 500,
                  delay = val ? 0 : 300;
  
              val = val ? '1' : '0';
  
              this.wrapperStyle[utils.style.transitionDuration] = time + 'ms';
  
              this.fadeTimeout = setTimeout((function (val) {
                  this.wrapperStyle.opacity = val;
                  this.visible = +val;
              }).bind(this, val), delay);
          }
      };
  
      IScroll.utils = utils;
  
      if ( typeof module != 'undefined' && module.exports ) {
          module.exports = IScroll;
      } else {
          window.IScroll = IScroll;
      }
  
  })(window, document, Math);