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   if (typeof define === 'function' && define.amd) {\n        define(factory);\n    } else if (typeof exports === 'object') {\n        module.exports = factory();\n    } else {\n        root.eventListener = factory();\n  }\n}(this, function () {\n\tfunction wrap(standard, fallback) {\n\t\treturn function (el, evtName, listener, useCapture) {\n\t\t\tif (el[standard]) {\n\t\t\t\tel[standard](evtName, listener, useCapture);\n\t\t\t} else if (el[fallback]) {\n\t\t\t\tel[fallback]('on' + evtName, listener);\n\t\t\t}\n\t\t}\n\t}\n\n    return {\n\t\tadd: wrap('addEventListener', 'attachEvent'),\n\t\tremove: wrap('removeEventListener', 'detachEvent')\n\t};\n}));","/**\n * lodash (Custom Build) <https://lodash.com/>\n * Build: `lodash modularize exports=\"npm\" -o ./`\n * Copyright jQuery Foundation and other contributors <https://jquery.org/>\n * Released under MIT license <https://lodash.com/license>\n * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>\n * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors\n */\n\n/** Used as the `TypeError` message for \"Functions\" methods. */\nvar FUNC_ERROR_TEXT = 'Expected a function';\n\n/** Used as references for various `Number` constants. */\nvar NAN = 0 / 0;\n\n/** `Object#toString` result references. */\nvar symbolTag = '[object Symbol]';\n\n/** Used to match leading and trailing whitespace. */\nvar reTrim = /^\\s+|\\s+$/g;\n\n/** Used to detect bad signed hexadecimal string values. */\nvar reIsBadHex = /^[-+]0x[0-9a-f]+$/i;\n\n/** Used to detect binary string values. */\nvar reIsBinary = /^0b[01]+$/i;\n\n/** Used to detect octal string values. */\nvar reIsOctal = /^0o[0-7]+$/i;\n\n/** Built-in method references without a dependency on `root`. */\nvar freeParseInt = parseInt;\n\n/** Detect free variable `global` from Node.js. */\nvar freeGlobal = typeof global == 'object' && global && global.Object === Object && global;\n\n/** Detect free variable `self`. */\nvar freeSelf = typeof self == 'object' && self && self.Object === Object && self;\n\n/** Used as a reference to the global object. */\nvar root = freeGlobal || freeSelf || Function('return this')();\n\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\nvar objectToString = objectProto.toString;\n\n/* Built-in method references for those with the same name as other `lodash` methods. */\nvar nativeMax = Math.max,\n    nativeMin = Math.min;\n\n/**\n * Gets the timestamp of the number of milliseconds that have elapsed since\n * the Unix epoch (1 January 1970 00:00:00 UTC).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Date\n * @returns {number} Returns the timestamp.\n * @example\n *\n * _.defer(function(stamp) {\n *   console.log(_.now() - stamp);\n * }, _.now());\n * // => Logs the number of milliseconds it took for the deferred invocation.\n */\nvar now = function() {\n  return root.Date.now();\n};\n\n/**\n * Creates a debounced function that delays invoking `func` until after `wait`\n * milliseconds have elapsed since the last time the debounced function was\n * invoked. The debounced function comes with a `cancel` method to cancel\n * delayed `func` invocations and a `flush` method to immediately invoke them.\n * Provide `options` to indicate whether `func` should be invoked on the\n * leading and/or trailing edge of the `wait` timeout. The `func` is invoked\n * with the last arguments provided to the debounced function. Subsequent\n * calls to the debounced function return the result of the last `func`\n * invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the debounced function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.debounce` and `_.throttle`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to debounce.\n * @param {number} [wait=0] The number of milliseconds to delay.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=false]\n *  Specify invoking on the leading edge of the timeout.\n * @param {number} [options.maxWait]\n *  The maximum time `func` is allowed to be delayed before it's invoked.\n * @param {boolean} [options.trailing=true]\n *  Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new debounced function.\n * @example\n *\n * // Avoid costly calculations while the window size is in flux.\n * jQuery(window).on('resize', _.debounce(calculateLayout, 150));\n *\n * // Invoke `sendMail` when clicked, debouncing subsequent calls.\n * jQuery(element).on('click', _.debounce(sendMail, 300, {\n *   'leading': true,\n *   'trailing': false\n * }));\n *\n * // Ensure `batchLog` is invoked once after 1 second of debounced calls.\n * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });\n * var source = new EventSource('/stream');\n * jQuery(source).on('message', debounced);\n *\n * // Cancel the trailing debounced invocation.\n * jQuery(window).on('popstate', debounced.cancel);\n */\nfunction debounce(func, wait, options) {\n  var lastArgs,\n      lastThis,\n      maxWait,\n      result,\n      timerId,\n      lastCallTime,\n      lastInvokeTime = 0,\n      leading = false,\n      maxing = false,\n      trailing = true;\n\n  if (typeof func != 'function') {\n    throw new TypeError(FUNC_ERROR_TEXT);\n  }\n  wait = toNumber(wait) || 0;\n  if (isObject(options)) {\n    leading = !!options.leading;\n    maxing = 'maxWait' in options;\n    maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait;\n    trailing = 'trailing' in options ? !!options.trailing : trailing;\n  }\n\n  function invokeFunc(time) {\n    var args = lastArgs,\n        thisArg = lastThis;\n\n    lastArgs = lastThis = undefined;\n    lastInvokeTime = time;\n    result = func.apply(thisArg, args);\n    return result;\n  }\n\n  function leadingEdge(time) {\n    // Reset any `maxWait` timer.\n    lastInvokeTime = time;\n    // Start the timer for the trailing edge.\n    timerId = setTimeout(timerExpired, wait);\n    // Invoke the leading edge.\n    return leading ? invokeFunc(time) : result;\n  }\n\n  function remainingWait(time) {\n    var timeSinceLastCall = time - lastCallTime,\n        timeSinceLastInvoke = time - lastInvokeTime,\n        result = wait - timeSinceLastCall;\n\n    return maxing ? nativeMin(result, maxWait - timeSinceLastInvoke) : result;\n  }\n\n  function shouldInvoke(time) {\n    var timeSinceLastCall = time - lastCallTime,\n        timeSinceLastInvoke = time - lastInvokeTime;\n\n    // Either this is the first call, activity has stopped and we're at the\n    // trailing edge, the system time has gone backwards and we're treating\n    // it as the trailing edge, or we've hit the `maxWait` limit.\n    return (lastCallTime === undefined || (timeSinceLastCall >= wait) ||\n      (timeSinceLastCall < 0) || (maxing && timeSinceLastInvoke >= maxWait));\n  }\n\n  function timerExpired() {\n    var time = now();\n    if (shouldInvoke(time)) {\n      return trailingEdge(time);\n    }\n    // Restart the timer.\n    timerId = setTimeout(timerExpired, remainingWait(time));\n  }\n\n  function trailingEdge(time) {\n    timerId = undefined;\n\n    // Only invoke if we have `lastArgs` which means `func` has been\n    // debounced at least once.\n    if (trailing && lastArgs) {\n      return invokeFunc(time);\n    }\n    lastArgs = lastThis = undefined;\n    return result;\n  }\n\n  function cancel() {\n    if (timerId !== undefined) {\n      clearTimeout(timerId);\n    }\n    lastInvokeTime = 0;\n    lastArgs = lastCallTime = lastThis = timerId = undefined;\n  }\n\n  function flush() {\n    return timerId === undefined ? result : trailingEdge(now());\n  }\n\n  function debounced() {\n    var time = now(),\n        isInvoking = shouldInvoke(time);\n\n    lastArgs = arguments;\n    lastThis = this;\n    lastCallTime = time;\n\n    if (isInvoking) {\n      if (timerId === undefined) {\n        return leadingEdge(lastCallTime);\n      }\n      if (maxing) {\n        // Handle invocations in a tight loop.\n        timerId = setTimeout(timerExpired, wait);\n        return invokeFunc(lastCallTime);\n      }\n    }\n    if (timerId === undefined) {\n      timerId = setTimeout(timerExpired, wait);\n    }\n    return result;\n  }\n  debounced.cancel = cancel;\n  debounced.flush = flush;\n  return debounced;\n}\n\n/**\n * Checks if `value` is the\n * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)\n * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an object, else `false`.\n * @example\n *\n * _.isObject({});\n * // => true\n *\n * _.isObject([1, 2, 3]);\n * // => true\n *\n * _.isObject(_.noop);\n * // => true\n *\n * _.isObject(null);\n * // => false\n */\nfunction isObject(value) {\n  var type = typeof value;\n  return !!value && (type == 'object' || type == 'function');\n}\n\n/**\n * Checks if `value` is object-like. A value is object-like if it's not `null`\n * and has a `typeof` result of \"object\".\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is object-like, else `false`.\n * @example\n *\n * _.isObjectLike({});\n * // => true\n *\n * _.isObjectLike([1, 2, 3]);\n * // => true\n *\n * _.isObjectLike(_.noop);\n * // => false\n *\n * _.isObjectLike(null);\n * // => false\n */\nfunction isObjectLike(value) {\n  return !!value && typeof value == 'object';\n}\n\n/**\n * Checks if `value` is classified as a `Symbol` primitive or object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.\n * @example\n *\n * _.isSymbol(Symbol.iterator);\n * // => true\n *\n * _.isSymbol('abc');\n * // => false\n */\nfunction isSymbol(value) {\n  return typeof value == 'symbol' ||\n    (isObjectLike(value) && objectToString.call(value) == symbolTag);\n}\n\n/**\n * Converts `value` to a number.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n * @example\n *\n * _.toNumber(3.2);\n * // => 3.2\n *\n * _.toNumber(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toNumber(Infinity);\n * // => Infinity\n *\n * _.toNumber('3.2');\n * // => 3.2\n */\nfunction toNumber(value) {\n  if (typeof value == 'number') {\n    return value;\n  }\n  if (isSymbol(value)) {\n    return NAN;\n  }\n  if (isObject(value)) {\n    var other = typeof value.valueOf == 'function' ? value.valueOf() : value;\n    value = isObject(other) ? (other + '') : other;\n  }\n  if (typeof value != 'string') {\n    return value === 0 ? value : +value;\n  }\n  value = value.replace(reTrim, '');\n  var isBinary = reIsBinary.test(value);\n  return (isBinary || reIsOctal.test(value))\n    ? freeParseInt(value.slice(2), isBinary ? 2 : 8)\n    : (reIsBadHex.test(value) ? NAN : +value);\n}\n\nmodule.exports = debounce;\n","'use strict';\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\n\nvar _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if (\"value\" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();\n\nvar _react = require('react');\n\nvar _react2 = _interopRequireDefault(_react);\n\nvar _propTypes = require('prop-types');\n\nvar _propTypes2 = _interopRequireDefault(_propTypes);\n\nvar _reactDom = require('react-dom');\n\nvar _eventlistener = require('eventlistener');\n\nvar _lodash = require('lodash.debounce');\n\nvar _lodash2 = _interopRequireDefault(_lodash);\n\nvar _lodash3 = require('lodash.throttle');\n\nvar _lodash4 = _interopRequireDefault(_lodash3);\n\nvar _parentScroll = require('./utils/parentScroll');\n\nvar _parentScroll2 = _interopRequireDefault(_parentScroll);\n\nvar _inViewport = require('./utils/inViewport');\n\nvar _inViewport2 = _interopRequireDefault(_inViewport);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nfunction _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError(\"this hasn't been initialised - super() hasn't been called\"); } return call && (typeof call === \"object\" || typeof call === \"function\") ? call : self; }\n\nfunction _inherits(subClass, superClass) { if (typeof superClass !== \"function\" && superClass !== null) { throw new TypeError(\"Super expression must either be null or a function, not \" + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }\n\nvar LazyLoad = function (_Component) {\n  _inherits(LazyLoad, _Component);\n\n  function LazyLoad(props) {\n    _classCallCheck(this, LazyLoad);\n\n    var _this = _possibleConstructorReturn(this, (LazyLoad.__proto__ || Object.getPrototypeOf(LazyLoad)).call(this, props));\n\n    _this.lazyLoadHandler = _this.lazyLoadHandler.bind(_this);\n\n    if (props.throttle > 0) {\n      if (props.debounce) {\n        _this.lazyLoadHandler = (0, _lodash2.default)(_this.lazyLoadHandler, props.throttle);\n      } else {\n        _this.lazyLoadHandler = (0, _lodash4.default)(_this.lazyLoadHandler, props.throttle);\n      }\n    }\n\n    _this.state = { visible: false };\n    return _this;\n  }\n\n  _createClass(LazyLoad, [{\n    key: 'componentDidMount',\n    value: function componentDidMount() {\n      this._mounted = true;\n      var eventNode = this.getEventNode();\n\n      this.lazyLoadHandler();\n\n      if (this.lazyLoadHandler.flush) {\n        this.lazyLoadHandler.flush();\n      }\n\n      (0, _eventlistener.add)(window, 'resize', this.lazyLoadHandler);\n      (0, _eventlistener.add)(eventNode, 'scroll', this.lazyLoadHandler);\n\n      if (eventNode !== window) (0, _eventlistener.add)(window, 'scroll', this.lazyLoadHandler);\n    }\n  }, {\n    key: 'componentWillReceiveProps',\n    value: function componentWillReceiveProps() {\n      if (!this.state.visible) {\n        this.lazyLoadHandler();\n      }\n    }\n  }, {\n    key: 'shouldComponentUpdate',\n    value: function shouldComponentUpdate(_nextProps, nextState) {\n      return nextState.visible;\n    }\n  }, {\n    key: 'componentWillUnmount',\n    value: function componentWillUnmount() {\n      this._mounted = false;\n      if (this.lazyLoadHandler.cancel) {\n        this.lazyLoadHandler.cancel();\n      }\n\n      this.detachListeners();\n    }\n  }, {\n    key: 'getEventNode',\n    value: function getEventNode() {\n      return (0, _parentScroll2.default)((0, _reactDom.findDOMNode)(this));\n    }\n  }, {\n    key: 'getOffset',\n    value: function getOffset() {\n      var _props = this.props,\n          offset = _props.offset,\n          offsetVertical = _props.offsetVertical,\n          offsetHorizontal = _props.offsetHorizontal,\n          offsetTop = _props.offsetTop,\n          offsetBottom = _props.offsetBottom,\n          offsetLeft = _props.offsetLeft,\n          offsetRight = _props.offsetRight,\n          threshold = _props.threshold;\n\n\n      var _offsetAll = threshold || offset;\n      var _offsetVertical = offsetVertical || _offsetAll;\n      var _offsetHorizontal = offsetHorizontal || _offsetAll;\n\n      return {\n        top: offsetTop || _offsetVertical,\n        bottom: offsetBottom || _offsetVertical,\n        left: offsetLeft || _offsetHorizontal,\n        right: offsetRight || _offsetHorizontal\n      };\n    }\n  }, {\n    key: 'lazyLoadHandler',\n    value: function lazyLoadHandler() {\n      if (!this._mounted) {\n        return;\n      }\n      var offset = this.getOffset();\n      var node = (0, _reactDom.findDOMNode)(this);\n      var eventNode = this.getEventNode();\n\n      if ((0, _inViewport2.default)(node, eventNode, offset)) {\n        var onContentVisible = this.props.onContentVisible;\n\n\n        this.setState({ visible: true }, function () {\n          if (onContentVisible) {\n            onContentVisible();\n          }\n        });\n        this.detachListeners();\n      }\n    }\n  }, {\n    key: 'detachListeners',\n    value: function detachListeners() {\n      var eventNode = this.getEventNode();\n\n      (0, _eventlistener.remove)(window, 'resize', this.lazyLoadHandler);\n      (0, _eventlistener.remove)(eventNode, 'scroll', this.lazyLoadHandler);\n\n      if (eventNode !== window) (0, _eventlistener.remove)(window, 'scroll', this.lazyLoadHandler);\n    }\n  }, {\n    key: 'render',\n    value: function render() {\n      var _props2 = this.props,\n          children = _props2.children,\n          className = _props2.className,\n          height = _props2.height,\n          width = _props2.width;\n      var visible = this.state.visible;\n\n\n      var elStyles = { height: height, width: width };\n      var elClasses = 'LazyLoad' + (visible ? ' is-visible' : '') + (className ? ' ' + className : '');\n\n      return _react2.default.createElement(this.props.elementType, {\n        className: elClasses,\n        style: elStyles\n      }, visible && _react.Children.only(children));\n    }\n  }]);\n\n  return LazyLoad;\n}(_react.Component);\n\nexports.default = LazyLoad;\n\n\nLazyLoad.propTypes = {\n  children: _propTypes2.default.node.isRequired,\n  className: _propTypes2.default.string,\n  debounce: _propTypes2.default.bool,\n  elementType: _propTypes2.default.string,\n  height: _propTypes2.default.oneOfType([_propTypes2.default.string, _propTypes2.default.number]),\n  offset: _propTypes2.default.number,\n  offsetBottom: _propTypes2.default.number,\n  offsetHorizontal: _propTypes2.default.number,\n  offsetLeft: _propTypes2.default.number,\n  offsetRight: _propTypes2.default.number,\n  offsetTop: _propTypes2.default.number,\n  offsetVertical: _propTypes2.default.number,\n  threshold: _propTypes2.default.number,\n  throttle: _propTypes2.default.number,\n  width: _propTypes2.default.oneOfType([_propTypes2.default.string, _propTypes2.default.number]),\n  onContentVisible: _propTypes2.default.func\n};\n\nLazyLoad.defaultProps = {\n  elementType: 'div',\n  debounce: true,\n  offset: 0,\n  offsetBottom: 0,\n  offsetHorizontal: 0,\n  offsetLeft: 0,\n  offsetRight: 0,\n  offsetTop: 0,\n  offsetVertical: 0,\n  throttle: 250\n};","\"use strict\";\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = getElementPosition;\n/*\r\n* Finds element's position relative to the whole document,\r\n* rather than to the viewport as it is the case with .getBoundingClientRect().\r\n*/\nfunction getElementPosition(element) {\n  var rect = element.getBoundingClientRect();\n\n  return {\n    top: rect.top + window.pageYOffset,\n    left: rect.left + window.pageXOffset\n  };\n}","'use strict';\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nexports.default = inViewport;\n\nvar _getElementPosition = require('./getElementPosition');\n\nvar _getElementPosition2 = _interopRequireDefault(_getElementPosition);\n\nfunction _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }\n\nvar isHidden = function isHidden(element) {\n  return element.offsetParent === null;\n};\n\nfunction inViewport(element, container, customOffset) {\n  if (isHidden(element)) {\n    return false;\n  }\n\n  var top = void 0;\n  var bottom = void 0;\n  var left = void 0;\n  var right = void 0;\n\n  if (typeof container === 'undefined' || container === window) {\n    top = window.pageYOffset;\n    left = window.pageXOffset;\n    bottom = top + window.innerHeight;\n    right = left + window.innerWidth;\n  } else {\n    if (!inViewport(container, window, customOffset)) return false;\n\n    var containerPosition = (0, _getElementPosition2.default)(container);\n\n    top = containerPosition.top;\n    left = containerPosition.left;\n    bottom = top + container.offsetHeight;\n    right = left + container.offsetWidth;\n  }\n\n  var elementPosition = (0, _getElementPosition2.default)(element);\n\n  return top <= elementPosition.top + element.offsetHeight + customOffset.top && bottom >= elementPosition.top - customOffset.bottom && left <= elementPosition.left + element.offsetWidth + customOffset.left && right >= elementPosition.left - customOffset.right;\n}","'use strict';\n\nObject.defineProperty(exports, \"__esModule\", {\n  value: true\n});\nvar style = function style(element, prop) {\n  return typeof getComputedStyle !== 'undefined' ? 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