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Filename : owl.carousel.js
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/**
 * Owl carousel
 * @version 2.0.0
 * @author Bartosz Wojciechowski
 * @license The MIT License (MIT)
 * @todo Lazy Load Icon
 * @todo prevent animationend bubling
 * @todo itemsScaleUp
 * @todo Test Zepto
 * @todo stagePadding calculate wrong active classes
 */
;(function($, window, document, undefined) {

	var drag, state, e;

	/**
	 * Template for status information about drag and touch events.
	 * @private
	 */
	drag = {
		start: 0,
		startX: 0,
		startY: 0,
		current: 0,
		currentX: 0,
		currentY: 0,
		offsetX: 0,
		offsetY: 0,
		distance: null,
		startTime: 0,
		endTime: 0,
		updatedX: 0,
		targetEl: null
	};

	/**
	 * Template for some status informations.
	 * @private
	 */
	state = {
		isTouch: false,
		isScrolling: false,
		isSwiping: false,
		direction: false,
		inMotion: false
	};

	/**
	 * Event functions references.
	 * @private
	 */
	e = {
		_onDragStart: null,
		_onDragMove: null,
		_onDragEnd: null,
		_transitionEnd: null,
		_resizer: null,
		_responsiveCall: null,
		_goToLoop: null,
		_checkVisibile: null
	};

	/**
	 * Creates a carousel.
	 * @class The Owl Carousel.
	 * @public
	 * @param {HTMLElement|jQuery} element - The element to create the carousel for.
	 * @param {Object} [options] - The options
	 */
	function Owl(element, options) {

		/**
		 * Current settings for the carousel.
		 * @public
		 */
		this.settings = null;

		/**
		 * Current options set by the caller including defaults.
		 * @public
		 */
		this.options = $.extend({}, Owl.Defaults, options);

		/**
		 * Plugin element.
		 * @public
		 */
		this.$element = $(element);

		/**
		 * Caches informations about drag and touch events.
		 */
		this.drag = $.extend({}, drag);

		/**
		 * Caches some status informations.
		 * @protected
		 */
		this.state = $.extend({}, state);

		/**
		 * @protected
		 * @todo Must be documented
		 */
		this.e = $.extend({}, e);

		/**
		 * References to the running plugins of this carousel.
		 * @protected
		 */
		this._plugins = {};

		/**
		 * Currently suppressed events to prevent them from beeing retriggered.
		 * @protected
		 */
		this._supress = {};

		/**
		 * Absolute current position.
		 * @protected
		 */
		this._current = null;

		/**
		 * Animation speed in milliseconds.
		 * @protected
		 */
		this._speed = null;

		/**
		 * Coordinates of all items in pixel.
		 * @todo The name of this member is missleading.
		 * @protected
		 */
		this._coordinates = [];

		/**
		 * Current breakpoint.
		 * @todo Real media queries would be nice.
		 * @protected
		 */
		this._breakpoint = null;

		/**
		 * Current width of the plugin element.
		 */
		this._width = null;

		/**
		 * All real items.
		 * @protected
		 */
		this._items = [];

		/**
		 * All cloned items.
		 * @protected
		 */
		this._clones = [];

		/**
		 * Merge values of all items.
		 * @todo Maybe this could be part of a plugin.
		 * @protected
		 */
		this._mergers = [];

		/**
		 * Invalidated parts within the update process.
		 * @protected
		 */
		this._invalidated = {};

		/**
		 * Ordered list of workers for the update process.
		 * @protected
		 */
		this._pipe = [];

		$.each(Owl.Plugins, $.proxy(function(key, plugin) {
			this._plugins[key[0].toLowerCase() + key.slice(1)]
				= new plugin(this);
		}, this));

		$.each(Owl.Pipe, $.proxy(function(priority, worker) {
			this._pipe.push({
				'filter': worker.filter,
				'run': $.proxy(worker.run, this)
			});
		}, this));

		this.setup();
		this.initialize();
	}

	/**
	 * Default options for the carousel.
	 * @public
	 */
	Owl.Defaults = {
		items: 3,
		loop: false,
		center: false,

		mouseDrag: true,
		touchDrag: true,
		pullDrag: true,
		freeDrag: false,

		margin: 0,
		stagePadding: 0,

		merge: false,
		mergeFit: true,
		autoWidth: false,

		startPosition: 0,
		rtl: false,

		smartSpeed: 250,
		fluidSpeed: false,
		dragEndSpeed: false,

		responsive: {},
		responsiveRefreshRate: 200,
		responsiveBaseElement: window,
		responsiveClass: false,

		fallbackEasing: 'swing',

		info: false,

		nestedItemSelector: false,
		itemElement: 'div',
		stageElement: 'div',

		// Classes and Names
		themeClass: 'owl-theme',
		baseClass: 'owl-carousel',
		itemClass: 'owl-item',
		centerClass: 'center',
		activeClass: 'active'
	};

	/**
	 * Enumeration for width.
	 * @public
	 * @readonly
	 * @enum {String}
	 */
	Owl.Width = {
		Default: 'default',
		Inner: 'inner',
		Outer: 'outer'
	};

	/**
	 * Contains all registered plugins.
	 * @public
	 */
	Owl.Plugins = {};

	/**
	 * Update pipe.
	 */
	Owl.Pipe = [ {
		filter: [ 'width', 'items', 'settings' ],
		run: function(cache) {
			cache.current = this._items && this._items[this.relative(this._current)];
		}
	}, {
		filter: [ 'items', 'settings' ],
		run: function() {
			var cached = this._clones,
				clones = this.$stage.children('.cloned');

			if (clones.length !== cached.length || (!this.settings.loop && cached.length > 0)) {
				this.$stage.children('.cloned').remove();
				this._clones = [];
			}
		}
	}, {
		filter: [ 'items', 'settings' ],
		run: function() {
			var i, n,
				clones = this._clones,
				items = this._items,
				delta = this.settings.loop ? clones.length - Math.max(this.settings.items * 2, 4) : 0;

			for (i = 0, n = Math.abs(delta / 2); i < n; i++) {
				if (delta > 0) {
					this.$stage.children().eq(items.length + clones.length - 1).remove();
					clones.pop();
					this.$stage.children().eq(0).remove();
					clones.pop();
				} else {
					clones.push(clones.length / 2);
					this.$stage.append(items[clones[clones.length - 1]].clone().addClass('cloned'));
					clones.push(items.length - 1 - (clones.length - 1) / 2);
					this.$stage.prepend(items[clones[clones.length - 1]].clone().addClass('cloned'));
				}
			}
		}
	}, {
		filter: [ 'width', 'items', 'settings' ],
		run: function() {
			var rtl = (this.settings.rtl ? 1 : -1),
				width = (this.width() / this.settings.items).toFixed(3),
				coordinate = 0, merge, i, n;

			this._coordinates = [];
			for (i = 0, n = this._clones.length + this._items.length; i < n; i++) {
				merge = this._mergers[this.relative(i)];
				merge = (this.settings.mergeFit && Math.min(merge, this.settings.items)) || merge;
				coordinate += (this.settings.autoWidth ? this._items[this.relative(i)].width() + this.settings.margin : width * merge) * rtl;

				this._coordinates.push(coordinate);
			}
		}
	}, {
		filter: [ 'width', 'items', 'settings' ],
		run: function() {
			var i, n, width = (this.width() / this.settings.items).toFixed(3), css = {
				'width': Math.abs(this._coordinates[this._coordinates.length - 1]) + this.settings.stagePadding * 2,
				'padding-left': this.settings.stagePadding || '',
				'padding-right': this.settings.stagePadding || ''
			};

			this.$stage.css(css);

			css = { 'width': this.settings.autoWidth ? 'auto' : width - this.settings.margin };
			css[this.settings.rtl ? 'margin-left' : 'margin-right'] = this.settings.margin;

			if (!this.settings.autoWidth && $.grep(this._mergers, function(v) { return v > 1 }).length > 0) {
				for (i = 0, n = this._coordinates.length; i < n; i++) {
					css.width = Math.abs(this._coordinates[i]) - Math.abs(this._coordinates[i - 1] || 0) - this.settings.margin;
					this.$stage.children().eq(i).css(css);
				}
			} else {
				this.$stage.children().css(css);
			}
		}
	}, {
		filter: [ 'width', 'items', 'settings' ],
		run: function(cache) {
			cache.current && this.reset(this.$stage.children().index(cache.current));
		}
	}, {
		filter: [ 'position' ],
		run: function() {
			this.animate(this.coordinates(this._current));
		}
	}, {
		filter: [ 'width', 'position', 'items', 'settings' ],
		run: function() {
			var rtl = this.settings.rtl ? 1 : -1,
				padding = this.settings.stagePadding * 2,
				begin = this.coordinates(this.current()) + padding,
				end = begin + this.width() * rtl,
				inner, outer, matches = [], i, n;

			for (i = 0, n = this._coordinates.length; i < n; i++) {
				inner = this._coordinates[i - 1] || 0;
				outer = Math.abs(this._coordinates[i]) + padding * rtl;

				if ((this.op(inner, '<=', begin) && (this.op(inner, '>', end)))
					|| (this.op(outer, '<', begin) && this.op(outer, '>', end))) {
					matches.push(i);
				}
			}

			this.$stage.children('.' + this.settings.activeClass).removeClass(this.settings.activeClass);
			this.$stage.children(':eq(' + matches.join('), :eq(') + ')').addClass(this.settings.activeClass);

			if (this.settings.center) {
				this.$stage.children('.' + this.settings.centerClass).removeClass(this.settings.centerClass);
				this.$stage.children().eq(this.current()).addClass(this.settings.centerClass);
			}
		}
	} ];

	/**
	 * Initializes the carousel.
	 * @protected
	 */
	Owl.prototype.initialize = function() {
		this.trigger('initialize');

		this.$element
			.addClass(this.settings.baseClass)
			.addClass(this.settings.themeClass)
			.toggleClass('owl-rtl', this.settings.rtl);

		// check support
		this.browserSupport();

		if (this.settings.autoWidth && this.state.imagesLoaded !== true) {
			var imgs, nestedSelector, width;
			imgs = this.$element.find('img');
			nestedSelector = this.settings.nestedItemSelector ? '.' + this.settings.nestedItemSelector : undefined;
			width = this.$element.children(nestedSelector).width();

			if (imgs.length && width <= 0) {
				this.preloadAutoWidthImages(imgs);
				return false;
			}
		}

		this.$element.addClass('owl-loading');

		// create stage
		this.$stage = $('<' + this.settings.stageElement + ' class="owl-stage"/>')
			.wrap('<div class="owl-stage-outer">');

		// append stage
		this.$element.append(this.$stage.parent());

		// append content
		this.replace(this.$element.children().not(this.$stage.parent()));

		// set view width
		this._width = this.$element.width();

		// update view
		this.refresh();

		this.$element.removeClass('owl-loading').addClass('owl-loaded');

		// attach generic events
		this.eventsCall();

		// attach generic events
		this.internalEvents();

		// attach custom control events
		this.addTriggerableEvents();

		this.trigger('initialized');
	};

	/**
	 * Setups the current settings.
	 * @todo Remove responsive classes. Why should adaptive designs be brought into IE8?
	 * @todo Support for media queries by using `matchMedia` would be nice.
	 * @public
	 */
	Owl.prototype.setup = function() {
		var viewport = this.viewport(),
			overwrites = this.options.responsive,
			match = -1,
			settings = null;

		if (!overwrites) {
			settings = $.extend({}, this.options);
		} else {
			$.each(overwrites, function(breakpoint) {
				if (breakpoint <= viewport && breakpoint > match) {
					match = Number(breakpoint);
				}
			});

			settings = $.extend({}, this.options, overwrites[match]);
			delete settings.responsive;

			// responsive class
			if (settings.responsiveClass) {
				this.$element.attr('class', function(i, c) {
					return c.replace(/\b owl-responsive-\S+/g, '');
				}).addClass('owl-responsive-' + match);
			}
		}

		if (this.settings === null || this._breakpoint !== match) {
			this.trigger('change', { property: { name: 'settings', value: settings } });
			this._breakpoint = match;
			this.settings = settings;
			this.invalidate('settings');
			this.trigger('changed', { property: { name: 'settings', value: this.settings } });
		}
	};

	/**
	 * Updates option logic if necessery.
	 * @protected
	 */
	Owl.prototype.optionsLogic = function() {
		// Toggle Center class
		this.$element.toggleClass('owl-center', this.settings.center);

		// if items number is less than in body
		if (this.settings.loop && this._items.length < this.settings.items) {
			this.settings.loop = false;
		}

		if (this.settings.autoWidth) {
			this.settings.stagePadding = false;
			this.settings.merge = false;
		}
	};

	/**
	 * Prepares an item before add.
	 * @todo Rename event parameter `content` to `item`.
	 * @protected
	 * @returns {jQuery|HTMLElement} - The item container.
	 */
	Owl.prototype.prepare = function(item) {
		var event = this.trigger('prepare', { content: item });

		if (!event.data) {
			event.data = $('<' + this.settings.itemElement + '/>')
				.addClass(this.settings.itemClass).append(item)
		}

		this.trigger('prepared', { content: event.data });

		return event.data;
	};

	/**
	 * Updates the view.
	 * @public
	 */
	Owl.prototype.update = function() {
		var i = 0,
			n = this._pipe.length,
			filter = $.proxy(function(p) { return this[p] }, this._invalidated),
			cache = {};

		while (i < n) {
			if (this._invalidated.all || $.grep(this._pipe[i].filter, filter).length > 0) {
				this._pipe[i].run(cache);
			}
			i++;
		}

		this._invalidated = {};
	};

	/**
	 * Gets the width of the view.
	 * @public
	 * @param {Owl.Width} [dimension=Owl.Width.Default] - The dimension to return.
	 * @returns {Number} - The width of the view in pixel.
	 */
	Owl.prototype.width = function(dimension) {
		dimension = dimension || Owl.Width.Default;
		switch (dimension) {
			case Owl.Width.Inner:
			case Owl.Width.Outer:
				return this._width;
			default:
				return this._width - this.settings.stagePadding * 2 + this.settings.margin;
		}
	};

	/**
	 * Refreshes the carousel primarily for adaptive purposes.
	 * @public
	 */
	Owl.prototype.refresh = function() {
		if (this._items.length === 0) {
			return false;
		}

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

		this.trigger('refresh');

		this.setup();

		this.optionsLogic();

		// hide and show methods helps here to set a proper widths,
		// this prevents scrollbar to be calculated in stage width
		this.$stage.addClass('owl-refresh');

		this.update();

		this.$stage.removeClass('owl-refresh');

		this.state.orientation = window.orientation;

		this.watchVisibility();

		this.trigger('refreshed');
	};

	/**
	 * Save internal event references and add event based functions.
	 * @protected
	 */
	Owl.prototype.eventsCall = function() {
		// Save events references
		this.e._onDragStart = $.proxy(function(e) {
			this.onDragStart(e);
		}, this);
		this.e._onDragMove = $.proxy(function(e) {
			this.onDragMove(e);
		}, this);
		this.e._onDragEnd = $.proxy(function(e) {
			this.onDragEnd(e);
		}, this);
		this.e._onResize = $.proxy(function(e) {
			this.onResize(e);
		}, this);
		this.e._transitionEnd = $.proxy(function(e) {
			this.transitionEnd(e);
		}, this);
		this.e._preventClick = $.proxy(function(e) {
			this.preventClick(e);
		}, this);
	};

	/**
	 * Checks window `resize` event.
	 * @protected
	 */
	Owl.prototype.onThrottledResize = function() {
		window.clearTimeout(this.resizeTimer);
		this.resizeTimer = window.setTimeout(this.e._onResize, this.settings.responsiveRefreshRate);
	};

	/**
	 * Checks window `resize` event.
	 * @protected
	 */
	Owl.prototype.onResize = function() {
		if (!this._items.length) {
			return false;
		}

		if (this._width === this.$element.width()) {
			return false;
		}

		if (this.trigger('resize').isDefaultPrevented()) {
			return false;
		}

		this._width = this.$element.width();

		this.invalidate('width');

		this.refresh();

		this.trigger('resized');
	};

	/**
	 * Checks for touch/mouse drag event type and add run event handlers.
	 * @protected
	 */
	Owl.prototype.eventsRouter = function(event) {
		var type = event.type;

		if (type === "mousedown" || type === "touchstart") {
			this.onDragStart(event);
		} else if (type === "mousemove" || type === "touchmove") {
			this.onDragMove(event);
		} else if (type === "mouseup" || type === "touchend") {
			this.onDragEnd(event);
		} else if (type === "touchcancel") {
			this.onDragEnd(event);
		}
	};

	/**
	 * Checks for touch/mouse drag options and add necessery event handlers.
	 * @protected
	 */
	Owl.prototype.internalEvents = function() {
		var isTouch = isTouchSupport(),
			isTouchIE = isTouchSupportIE();

		if (this.settings.mouseDrag){
			this.$stage.on('mousedown', $.proxy(function(event) { this.eventsRouter(event) }, this));
			this.$stage.on('dragstart', function() { return false });
			this.$stage.get(0).onselectstart = function() { return false };
		} else {
			this.$element.addClass('owl-text-select-on');
		}

		if (this.settings.touchDrag && !isTouchIE){
			this.$stage.on('touchstart touchcancel', $.proxy(function(event) { this.eventsRouter(event) }, this));
		}

		// catch transitionEnd event
		if (this.transitionEndVendor) {
			this.on(this.$stage.get(0), this.transitionEndVendor, this.e._transitionEnd, false);
		}

		// responsive
		if (this.settings.responsive !== false) {
			this.on(window, 'resize', $.proxy(this.onThrottledResize, this));
		}
	};

	/**
	 * Handles touchstart/mousedown event.
	 * @protected
	 * @param {Event} event - The event arguments.
	 */
	Owl.prototype.onDragStart = function(event) {
		var ev, isTouchEvent, pageX, pageY, animatedPos;

		ev = event.originalEvent || event || window.event;

		// prevent right click
		if (ev.which === 3 || this.state.isTouch) {
			return false;
		}

		if (ev.type === 'mousedown') {
			this.$stage.addClass('owl-grab');
		}

		this.trigger('drag');
		this.drag.startTime = new Date().getTime();
		this.speed(0);
		this.state.isTouch = true;
		this.state.isScrolling = false;
		this.state.isSwiping = false;
		this.drag.distance = 0;

		pageX = getTouches(ev).x;
		pageY = getTouches(ev).y;

		// get stage position left
		this.drag.offsetX = this.$stage.position().left;
		this.drag.offsetY = this.$stage.position().top;

		if (this.settings.rtl) {
			this.drag.offsetX = this.$stage.position().left + this.$stage.width() - this.width()
				+ this.settings.margin;
		}

		// catch position // ie to fix
		if (this.state.inMotion && this.support3d) {
			animatedPos = this.getTransformProperty();
			this.drag.offsetX = animatedPos;
			this.animate(animatedPos);
			this.state.inMotion = true;
		} else if (this.state.inMotion && !this.support3d) {
			this.state.inMotion = false;
			return false;
		}

		this.drag.startX = pageX - this.drag.offsetX;
		this.drag.startY = pageY - this.drag.offsetY;

		this.drag.start = pageX - this.drag.startX;
		this.drag.targetEl = ev.target || ev.srcElement;
		this.drag.updatedX = this.drag.start;

		// to do/check
		// prevent links and images dragging;
		if (this.drag.targetEl.tagName === "IMG" || this.drag.targetEl.tagName === "A") {
			this.drag.targetEl.draggable = false;
		}

		$(document).on('mousemove.owl.dragEvents mouseup.owl.dragEvents touchmove.owl.dragEvents touchend.owl.dragEvents', $.proxy(function(event) {this.eventsRouter(event)},this));
	};

	/**
	 * Handles the touchmove/mousemove events.
	 * @todo Simplify
	 * @protected
	 * @param {Event} event - The event arguments.
	 */
	Owl.prototype.onDragMove = function(event) {
		var ev, isTouchEvent, pageX, pageY, minValue, maxValue, pull;

		if (!this.state.isTouch) {
			return;
		}

		if (this.state.isScrolling) {
			return;
		}

		ev = event.originalEvent || event || window.event;

		pageX = getTouches(ev).x;
		pageY = getTouches(ev).y;

		// Drag Direction
		this.drag.currentX = pageX - this.drag.startX;
		this.drag.currentY = pageY - this.drag.startY;
		this.drag.distance = this.drag.currentX - this.drag.offsetX;

		// Check move direction
		if (this.drag.distance < 0) {
			this.state.direction = this.settings.rtl ? 'right' : 'left';
		} else if (this.drag.distance > 0) {
			this.state.direction = this.settings.rtl ? 'left' : 'right';
		}
		// Loop
		if (this.settings.loop) {
			if (this.op(this.drag.currentX, '>', this.coordinates(this.minimum())) && this.state.direction === 'right') {
				this.drag.currentX -= (this.settings.center && this.coordinates(0)) - this.coordinates(this._items.length);
			} else if (this.op(this.drag.currentX, '<', this.coordinates(this.maximum())) && this.state.direction === 'left') {
				this.drag.currentX += (this.settings.center && this.coordinates(0)) - this.coordinates(this._items.length);
			}
		} else {
			// pull
			minValue = this.settings.rtl ? this.coordinates(this.maximum()) : this.coordinates(this.minimum());
			maxValue = this.settings.rtl ? this.coordinates(this.minimum()) : this.coordinates(this.maximum());
			pull = this.settings.pullDrag ? this.drag.distance / 5 : 0;
			this.drag.currentX = Math.max(Math.min(this.drag.currentX, minValue + pull), maxValue + pull);
		}

		// Lock browser if swiping horizontal

		if ((this.drag.distance > 8 || this.drag.distance < -8)) {
			if (ev.preventDefault !== undefined) {
				ev.preventDefault();
			} else {
				ev.returnValue = false;
			}
			this.state.isSwiping = true;
		}

		this.drag.updatedX = this.drag.currentX;

		// Lock Owl if scrolling
		if ((this.drag.currentY > 16 || this.drag.currentY < -16) && this.state.isSwiping === false) {
			this.state.isScrolling = true;
			this.drag.updatedX = this.drag.start;
		}

		this.animate(this.drag.updatedX);
	};

	/**
	 * Handles the touchend/mouseup events.
	 * @protected
	 */
	Owl.prototype.onDragEnd = function(event) {
		var compareTimes, distanceAbs, closest;

		if (!this.state.isTouch) {
			return;
		}

		if (event.type === 'mouseup') {
			this.$stage.removeClass('owl-grab');
		}

		this.trigger('dragged');

		// prevent links and images dragging;
		this.drag.targetEl.removeAttribute("draggable");

		// remove drag event listeners

		this.state.isTouch = false;
		this.state.isScrolling = false;
		this.state.isSwiping = false;

		// to check
		if (this.drag.distance === 0 && this.state.inMotion !== true) {
			this.state.inMotion = false;
			return false;
		}

		// prevent clicks while scrolling

		this.drag.endTime = new Date().getTime();
		compareTimes = this.drag.endTime - this.drag.startTime;
		distanceAbs = Math.abs(this.drag.distance);

		// to test
		if (distanceAbs > 3 || compareTimes > 300) {
			this.removeClick(this.drag.targetEl);
		}

		closest = this.closest(this.drag.updatedX);

		this.speed(this.settings.dragEndSpeed || this.settings.smartSpeed);
		this.current(closest);
		this.invalidate('position');
		this.update();

		// if pullDrag is off then fire transitionEnd event manually when stick
		// to border
		if (!this.settings.pullDrag && this.drag.updatedX === this.coordinates(closest)) {
			this.transitionEnd();
		}

		this.drag.distance = 0;

		$(document).off('.owl.dragEvents');
	};

	/**
	 * Attaches `preventClick` to disable link while swipping.
	 * @protected
	 * @param {HTMLElement} [target] - The target of the `click` event.
	 */
	Owl.prototype.removeClick = function(target) {
		this.drag.targetEl = target;
		$(target).on('click.preventClick', this.e._preventClick);
		// to make sure click is removed:
		window.setTimeout(function() {
			$(target).off('click.preventClick');
		}, 300);
	};

	/**
	 * Suppresses click event.
	 * @protected
	 * @param {Event} ev - The event arguments.
	 */
	Owl.prototype.preventClick = function(ev) {
		if (ev.preventDefault) {
			ev.preventDefault();
		} else {
			ev.returnValue = false;
		}
		if (ev.stopPropagation) {
			ev.stopPropagation();
		}
		$(ev.target).off('click.preventClick');
	};

	/**
	 * Catches stage position while animate (only CSS3).
	 * @protected
	 * @returns
	 */
	Owl.prototype.getTransformProperty = function() {
		var transform, matrix3d;

		transform = window.getComputedStyle(this.$stage.get(0), null).getPropertyValue(this.vendorName + 'transform');
		// var transform = this.$stage.css(this.vendorName + 'transform')
		transform = transform.replace(/matrix(3d)?\(|\)/g, '').split(',');
		matrix3d = transform.length === 16;

		return matrix3d !== true ? transform[4] : transform[12];
	};

	/**
	 * Gets absolute position of the closest item for a coordinate.
	 * @todo Setting `freeDrag` makes `closest` not reusable. See #165.
	 * @protected
	 * @param {Number} coordinate - The coordinate in pixel.
	 * @return {Number} - The absolute position of the closest item.
	 */
	Owl.prototype.closest = function(coordinate) {
		var position = -1, pull = 15, width = this.width(), coordinates = this.coordinates();

		if (!this.settings.freeDrag) {
			// check closest item
			$.each(coordinates, $.proxy(function(index, value) {
				if (coordinate > value - pull && coordinate < value + pull) {
					position = index;
				} else if (this.op(coordinate, '<', value)
					&& this.op(coordinate, '>', coordinates[index + 1] || value - width)) {
					position = this.state.direction === 'left' ? index + 1 : index;
				}
				return position === -1;
			}, this));
		}

		if (!this.settings.loop) {
			// non loop boundries
			if (this.op(coordinate, '>', coordinates[this.minimum()])) {
				position = coordinate = this.minimum();
			} else if (this.op(coordinate, '<', coordinates[this.maximum()])) {
				position = coordinate = this.maximum();
			}
		}

		return position;
	};

	/**
	 * Animates the stage.
	 * @public
	 * @param {Number} coordinate - The coordinate in pixels.
	 */
	Owl.prototype.animate = function(coordinate) {
		this.trigger('translate');
		this.state.inMotion = this.speed() > 0;

		if (this.support3d) {
			this.$stage.css({
				transform: 'translate3d(' + coordinate + 'px' + ',0px, 0px)',
				transition: (this.speed() / 1000) + 's'
			});
		} else if (this.state.isTouch) {
			this.$stage.css({
				left: coordinate + 'px'
			});
		} else {
			this.$stage.animate({
				left: coordinate
			}, this.speed() / 1000, this.settings.fallbackEasing, $.proxy(function() {
				if (this.state.inMotion) {
					this.transitionEnd();
				}
			}, this));
		}
	};

	/**
	 * Sets the absolute position of the current item.
	 * @public
	 * @param {Number} [position] - The new absolute position or nothing to leave it unchanged.
	 * @returns {Number} - The absolute position of the current item.
	 */
	Owl.prototype.current = function(position) {
		if (position === undefined) {
			return this._current;
		}

		if (this._items.length === 0) {
			return undefined;
		}

		position = this.normalize(position);

		if (this._current !== position) {
			var event = this.trigger('change', { property: { name: 'position', value: position } });

			if (event.data !== undefined) {
				position = this.normalize(event.data);
			}

			this._current = position;

			this.invalidate('position');

			this.trigger('changed', { property: { name: 'position', value: this._current } });
		}

		return this._current;
	};

	/**
	 * Invalidates the given part of the update routine.
	 * @param {String} part - The part to invalidate.
	 */
	Owl.prototype.invalidate = function(part) {
		this._invalidated[part] = true;
	}

	/**
	 * Resets the absolute position of the current item.
	 * @public
	 * @param {Number} position - The absolute position of the new item.
	 */
	Owl.prototype.reset = function(position) {
		position = this.normalize(position);

		if (position === undefined) {
			return;
		}

		this._speed = 0;
		this._current = position;

		this.suppress([ 'translate', 'translated' ]);

		this.animate(this.coordinates(position));

		this.release([ 'translate', 'translated' ]);
	};

	/**
	 * Normalizes an absolute or a relative position for an item.
	 * @public
	 * @param {Number} position - The absolute or relative position to normalize.
	 * @param {Boolean} [relative=false] - Whether the given position is relative or not.
	 * @returns {Number} - The normalized position.
	 */
	Owl.prototype.normalize = function(position, relative) {
		var n = (relative ? this._items.length : this._items.length + this._clones.length);

		if (!$.isNumeric(position) || n < 1) {
			return undefined;
		}

		if (this._clones.length) {
			position = ((position % n) + n) % n;
		} else {
			position = Math.max(this.minimum(relative), Math.min(this.maximum(relative), position));
		}

		return position;
	};

	/**
	 * Converts an absolute position for an item into a relative position.
	 * @public
	 * @param {Number} position - The absolute position to convert.
	 * @returns {Number} - The converted position.
	 */
	Owl.prototype.relative = function(position) {
		position = this.normalize(position);
		position = position - this._clones.length / 2;
		return this.normalize(position, true);
	};

	/**
	 * Gets the maximum position for an item.
	 * @public
	 * @param {Boolean} [relative=false] - Whether to return an absolute position or a relative position.
	 * @returns {Number}
	 */
	Owl.prototype.maximum = function(relative) {
		var maximum, width, i = 0, coordinate,
			settings = this.settings;

		if (relative) {
			return this._items.length - 1;
		}

		if (!settings.loop && settings.center) {
			maximum = this._items.length - 1;
		} else if (!settings.loop && !settings.center) {
			maximum = this._items.length - settings.items;
		} else if (settings.loop || settings.center) {
			maximum = this._items.length + settings.items;
		} else if (settings.autoWidth || settings.merge) {
			revert = settings.rtl ? 1 : -1;
			width = this.$stage.width() - this.$element.width();
			while (coordinate = this.coordinates(i)) {
				if (coordinate * revert >= width) {
					break;
				}
				maximum = ++i;
			}
		} else {
			throw 'Can not detect maximum absolute position.'
		}

		return maximum;
	};

	/**
	 * Gets the minimum position for an item.
	 * @public
	 * @param {Boolean} [relative=false] - Whether to return an absolute position or a relative position.
	 * @returns {Number}
	 */
	Owl.prototype.minimum = function(relative) {
		if (relative) {
			return 0;
		}

		return this._clones.length / 2;
	};

	/**
	 * Gets an item at the specified relative position.
	 * @public
	 * @param {Number} [position] - The relative position of the item.
	 * @return {jQuery|Array.<jQuery>} - The item at the given position or all items if no position was given.
	 */
	Owl.prototype.items = function(position) {
		if (position === undefined) {
			return this._items.slice();
		}

		position = this.normalize(position, true);
		return this._items[position];
	};

	/**
	 * Gets an item at the specified relative position.
	 * @public
	 * @param {Number} [position] - The relative position of the item.
	 * @return {jQuery|Array.<jQuery>} - The item at the given position or all items if no position was given.
	 */
	Owl.prototype.mergers = function(position) {
		if (position === undefined) {
			return this._mergers.slice();
		}

		position = this.normalize(position, true);
		return this._mergers[position];
	};

	/**
	 * Gets the absolute positions of clones for an item.
	 * @public
	 * @param {Number} [position] - The relative position of the item.
	 * @returns {Array.<Number>} - The absolute positions of clones for the item or all if no position was given.
	 */
	Owl.prototype.clones = function(position) {
		var odd = this._clones.length / 2,
			even = odd + this._items.length,
			map = function(index) { return index % 2 === 0 ? even + index / 2 : odd - (index + 1) / 2 };

		if (position === undefined) {
			return $.map(this._clones, function(v, i) { return map(i) });
		}

		return $.map(this._clones, function(v, i) { return v === position ? map(i) : null });
	};

	/**
	 * Sets the current animation speed.
	 * @public
	 * @param {Number} [speed] - The animation speed in milliseconds or nothing to leave it unchanged.
	 * @returns {Number} - The current animation speed in milliseconds.
	 */
	Owl.prototype.speed = function(speed) {
		if (speed !== undefined) {
			this._speed = speed;
		}

		return this._speed;
	};

	/**
	 * Gets the coordinate of an item.
	 * @todo The name of this method is missleanding.
	 * @public
	 * @param {Number} position - The absolute position of the item within `minimum()` and `maximum()`.
	 * @returns {Number|Array.<Number>} - The coordinate of the item in pixel or all coordinates.
	 */
	Owl.prototype.coordinates = function(position) {
		var coordinate = null;

		if (position === undefined) {
			return $.map(this._coordinates, $.proxy(function(coordinate, index) {
				return this.coordinates(index);
			}, this));
		}

		if (this.settings.center) {
			coordinate = this._coordinates[position];
			coordinate += (this.width() - coordinate + (this._coordinates[position - 1] || 0)) / 2 * (this.settings.rtl ? -1 : 1);
		} else {
			coordinate = this._coordinates[position - 1] || 0;
		}

		return coordinate;
	};

	/**
	 * Calculates the speed for a translation.
	 * @protected
	 * @param {Number} from - The absolute position of the start item.
	 * @param {Number} to - The absolute position of the target item.
	 * @param {Number} [factor=undefined] - The time factor in milliseconds.
	 * @returns {Number} - The time in milliseconds for the translation.
	 */
	Owl.prototype.duration = function(from, to, factor) {
		return Math.min(Math.max(Math.abs(to - from), 1), 6) * Math.abs((factor || this.settings.smartSpeed));
	};

	/**
	 * Slides to the specified item.
	 * @public
	 * @param {Number} position - The position of the item.
	 * @param {Number} [speed] - The time in milliseconds for the transition.
	 */
	Owl.prototype.to = function(position, speed) {
		if (this.settings.loop) {
			var distance = position - this.relative(this.current()),
				revert = this.current(),
				before = this.current(),
				after = this.current() + distance,
				direction = before - after < 0 ? true : false,
				items = this._clones.length + this._items.length;

			if (after < this.settings.items && direction === false) {
				revert = before + this._items.length;
				this.reset(revert);
			} else if (after >= items - this.settings.items && direction === true) {
				revert = before - this._items.length;
				this.reset(revert);
			}
			window.clearTimeout(this.e._goToLoop);
			this.e._goToLoop = window.setTimeout($.proxy(function() {
				this.speed(this.duration(this.current(), revert + distance, speed));
				this.current(revert + distance);
				this.update();
			}, this), 30);
		} else {
			this.speed(this.duration(this.current(), position, speed));
			this.current(position);
			this.update();
		}
	};

	/**
	 * Slides to the next item.
	 * @public
	 * @param {Number} [speed] - The time in milliseconds for the transition.
	 */
	Owl.prototype.next = function(speed) {
		speed = speed || false;
		this.to(this.relative(this.current()) + 1, speed);
	};

	/**
	 * Slides to the previous item.
	 * @public
	 * @param {Number} [speed] - The time in milliseconds for the transition.
	 */
	Owl.prototype.prev = function(speed) {
		speed = speed || false;
		this.to(this.relative(this.current()) - 1, speed);
	};

	/**
	 * Handles the end of an animation.
	 * @protected
	 * @param {Event} event - The event arguments.
	 */
	Owl.prototype.transitionEnd = function(event) {

		// if css2 animation then event object is undefined
		if (event !== undefined) {
			event.stopPropagation();

			// Catch only owl-stage transitionEnd event
			if ((event.target || event.srcElement || event.originalTarget) !== this.$stage.get(0)) {
				return false;
			}
		}

		this.state.inMotion = false;
		this.trigger('translated');
	};

	/**
	 * Gets viewport width.
	 * @protected
	 * @return {Number} - The width in pixel.
	 */
	Owl.prototype.viewport = function() {
		var width;
		if (this.options.responsiveBaseElement !== window) {
			width = $(this.options.responsiveBaseElement).width();
		} else if (window.innerWidth) {
			width = window.innerWidth;
		} else if (document.documentElement && document.documentElement.clientWidth) {
			width = document.documentElement.clientWidth;
		} else {
			throw 'Can not detect viewport width.';
		}
		return width;
	};

	/**
	 * Replaces the current content.
	 * @public
	 * @param {HTMLElement|jQuery|String} content - The new content.
	 */
	Owl.prototype.replace = function(content) {
		this.$stage.empty();
		this._items = [];

		if (content) {
			content = (content instanceof jQuery) ? content : $(content);
		}

		if (this.settings.nestedItemSelector) {
			content = content.find('.' + this.settings.nestedItemSelector);
		}

		content.filter(function() {
			return this.nodeType === 1;
		}).each($.proxy(function(index, item) {
			item = this.prepare(item);
			this.$stage.append(item);
			this._items.push(item);
			this._mergers.push(item.find('[data-merge]').andSelf('[data-merge]').attr('data-merge') * 1 || 1);
		}, this));

		this.reset($.isNumeric(this.settings.startPosition) ? this.settings.startPosition : 0);

		this.invalidate('items');
	};

	/**
	 * Adds an item.
	 * @todo Use `item` instead of `content` for the event arguments.
	 * @public
	 * @param {HTMLElement|jQuery|String} content - The item content to add.
	 * @param {Number} [position] - The relative position at which to insert the item otherwise the item will be added to the end.
	 */
	Owl.prototype.add = function(content, position) {
		position = position === undefined ? this._items.length : this.normalize(position, true);

		this.trigger('add', { content: content, position: position });

		if (this._items.length === 0 || position === this._items.length) {
			this.$stage.append(content);
			this._items.push(content);
			this._mergers.push(content.find('[data-merge]').andSelf('[data-merge]').attr('data-merge') * 1 || 1);
		} else {
			this._items[position].before(content);
			this._items.splice(position, 0, content);
			this._mergers.splice(position, 0, content.find('[data-merge]').andSelf('[data-merge]').attr('data-merge') * 1 || 1);
		}

		this.invalidate('items');

		this.trigger('added', { content: content, position: position });
	};

	/**
	 * Removes an item by its position.
	 * @todo Use `item` instead of `content` for the event arguments.
	 * @public
	 * @param {Number} position - The relative position of the item to remove.
	 */
	Owl.prototype.remove = function(position) {
		position = this.normalize(position, true);

		if (position === undefined) {
			return;
		}

		this.trigger('remove', { content: this._items[position], position: position });

		this._items[position].remove();
		this._items.splice(position, 1);
		this._mergers.splice(position, 1);

		this.invalidate('items');

		this.trigger('removed', { content: null, position: position });
	};

	/**
	 * Adds triggerable events.
	 * @protected
	 */
	Owl.prototype.addTriggerableEvents = function() {
		var handler = $.proxy(function(callback, event) {
			return $.proxy(function(e) {
				if (e.relatedTarget !== this) {
					this.suppress([ event ]);
					callback.apply(this, [].slice.call(arguments, 1));
					this.release([ event ]);
				}
			}, this);
		}, this);

		$.each({
			'next': this.next,
			'prev': this.prev,
			'to': this.to,
			'destroy': this.destroy,
			'refresh': this.refresh,
			'replace': this.replace,
			'add': this.add,
			'remove': this.remove
		}, $.proxy(function(event, callback) {
			this.$element.on(event + '.owl.carousel', handler(callback, event + '.owl.carousel'));
		}, this));

	};

	/**
	 * Watches the visibility of the carousel element.
	 * @protected
	 */
	Owl.prototype.watchVisibility = function() {

		// test on zepto
		if (!isElVisible(this.$element.get(0))) {
			this.$element.addClass('owl-hidden');
			window.clearInterval(this.e._checkVisibile);
			this.e._checkVisibile = window.setInterval($.proxy(checkVisible, this), 500);
		}

		function isElVisible(el) {
			return el.offsetWidth > 0 && el.offsetHeight > 0;
		}

		function checkVisible() {
			if (isElVisible(this.$element.get(0))) {
				this.$element.removeClass('owl-hidden');
				this.refresh();
				window.clearInterval(this.e._checkVisibile);
			}
		}
	};

	/**
	 * Preloads images with auto width.
	 * @protected
	 * @todo Still to test
	 */
	Owl.prototype.preloadAutoWidthImages = function(imgs) {
		var loaded, that, $el, img;

		loaded = 0;
		that = this;
		imgs.each(function(i, el) {
			$el = $(el);
			img = new Image();

			img.onload = function() {
				loaded++;
				$el.attr('src', img.src);
				$el.css('opacity', 1);
				if (loaded >= imgs.length) {
					that.state.imagesLoaded = true;
					that.initialize();
				}
			};

			img.src = $el.attr('src') || $el.attr('data-src') || $el.attr('data-src-retina');
		});
	};

	/**
	 * Destroys the carousel.
	 * @public
	 */
	Owl.prototype.destroy = function() {

		if (this.$element.hasClass(this.settings.themeClass)) {
			this.$element.removeClass(this.settings.themeClass);
		}

		if (this.settings.responsive !== false) {
			$(window).off('resize.owl.carousel');
		}

		if (this.transitionEndVendor) {
			this.off(this.$stage.get(0), this.transitionEndVendor, this.e._transitionEnd);
		}

		for ( var i in this._plugins) {
			this._plugins[i].destroy();
		}

		if (this.settings.mouseDrag || this.settings.touchDrag) {
			this.$stage.off('mousedown touchstart touchcancel');
			$(document).off('.owl.dragEvents');
			this.$stage.get(0).onselectstart = function() {};
			this.$stage.off('dragstart', function() { return false });
		}

		// remove event handlers in the ".owl.carousel" namespace
		this.$element.off('.owl');

		this.$stage.children('.cloned').remove();
		this.e = null;
		this.$element.removeData('owlCarousel');

		this.$stage.children().contents().unwrap();
		this.$stage.children().unwrap();
		this.$stage.unwrap();
	};

	/**
	 * Operators to calculate right-to-left and left-to-right.
	 * @protected
	 * @param {Number} [a] - The left side operand.
	 * @param {String} [o] - The operator.
	 * @param {Number} [b] - The right side operand.
	 */
	Owl.prototype.op = function(a, o, b) {
		var rtl = this.settings.rtl;
		switch (o) {
			case '<':
				return rtl ? a > b : a < b;
			case '>':
				return rtl ? a < b : a > b;
			case '>=':
				return rtl ? a <= b : a >= b;
			case '<=':
				return rtl ? a >= b : a <= b;
			default:
				break;
		}
	};

	/**
	 * Attaches to an internal event.
	 * @protected
	 * @param {HTMLElement} element - The event source.
	 * @param {String} event - The event name.
	 * @param {Function} listener - The event handler to attach.
	 * @param {Boolean} capture - Wether the event should be handled at the capturing phase or not.
	 */
	Owl.prototype.on = function(element, event, listener, capture) {
		if (element.addEventListener) {
			element.addEventListener(event, listener, capture);
		} else if (element.attachEvent) {
			element.attachEvent('on' + event, listener);
		}
	};

	/**
	 * Detaches from an internal event.
	 * @protected
	 * @param {HTMLElement} element - The event source.
	 * @param {String} event - The event name.
	 * @param {Function} listener - The attached event handler to detach.
	 * @param {Boolean} capture - Wether the attached event handler was registered as a capturing listener or not.
	 */
	Owl.prototype.off = function(element, event, listener, capture) {
		if (element.removeEventListener) {
			element.removeEventListener(event, listener, capture);
		} else if (element.detachEvent) {
			element.detachEvent('on' + event, listener);
		}
	};

	/**
	 * Triggers an public event.
	 * @protected
	 * @param {String} name - The event name.
	 * @param {*} [data=null] - The event data.
	 * @param {String} [namespace=.owl.carousel] - The event namespace.
	 * @returns {Event} - The event arguments.
	 */
	Owl.prototype.trigger = function(name, data, namespace) {
		var status = {
			item: { count: this._items.length, index: this.current() }
		}, handler = $.camelCase(
			$.grep([ 'on', name, namespace ], function(v) { return v })
				.join('-').toLowerCase()
		), event = $.Event(
			[ name, 'owl', namespace || 'carousel' ].join('.').toLowerCase(),
			$.extend({ relatedTarget: this }, status, data)
		);

		if (!this._supress[name]) {
			$.each(this._plugins, function(name, plugin) {
				if (plugin.onTrigger) {
					plugin.onTrigger(event);
				}
			});

			this.$element.trigger(event);

			if (this.settings && typeof this.settings[handler] === 'function') {
				this.settings[handler].apply(this, event);
			}
		}

		return event;
	};

	/**
	 * Suppresses events.
	 * @protected
	 * @param {Array.<String>} events - The events to suppress.
	 */
	Owl.prototype.suppress = function(events) {
		$.each(events, $.proxy(function(index, event) {
			this._supress[event] = true;
		}, this));
	}

	/**
	 * Releases suppressed events.
	 * @protected
	 * @param {Array.<String>} events - The events to release.
	 */
	Owl.prototype.release = function(events) {
		$.each(events, $.proxy(function(index, event) {
			delete this._supress[event];
		}, this));
	}

	/**
	 * Checks the availability of some browser features.
	 * @protected
	 */
	Owl.prototype.browserSupport = function() {
		this.support3d = isPerspective();

		if (this.support3d) {
			this.transformVendor = isTransform();

			// take transitionend event name by detecting transition
			var endVendors = [ 'transitionend', 'webkitTransitionEnd', 'transitionend', 'oTransitionEnd' ];
			this.transitionEndVendor = endVendors[isTransition()];

			// take vendor name from transform name
			this.vendorName = this.transformVendor.replace(/Transform/i, '');
			this.vendorName = this.vendorName !== '' ? '-' + this.vendorName.toLowerCase() + '-' : '';
		}

		this.state.orientation = window.orientation;
	};

	/**
	 * Get touch/drag coordinats.
	 * @private
	 * @param {event} - mousedown/touchstart event
	 * @returns {object} - Contains X and Y of current mouse/touch position
	 */

	function getTouches(event) {
		if (event.touches !== undefined) {
			return {
				x: event.touches[0].pageX,
				y: event.touches[0].pageY
			};
		}

		if (event.touches === undefined) {
			if (event.pageX !== undefined) {
				return {
					x: event.pageX,
					y: event.pageY
				};
			}

		if (event.pageX === undefined) {
			return {
					x: event.clientX,
					y: event.clientY
				};
			}
		}
	}

	/**
	 * Checks for CSS support.
	 * @private
	 * @param {Array} array - The CSS properties to check for.
	 * @returns {Array} - Contains the supported CSS property name and its index or `false`.
	 */
	function isStyleSupported(array) {
		var p, s, fake = document.createElement('div'), list = array;
		for (p in list) {
			s = list[p];
			if (typeof fake.style[s] !== 'undefined') {
				fake = null;
				return [ s, p ];
			}
		}
		return [ false ];
	}

	/**
	 * Checks for CSS transition support.
	 * @private
	 * @todo Realy bad design
	 * @returns {Number}
	 */
	function isTransition() {
		return isStyleSupported([ 'transition', 'WebkitTransition', 'MozTransition', 'OTransition' ])[1];
	}

	/**
	 * Checks for CSS transform support.
	 * @private
	 * @returns {String} The supported property name or false.
	 */
	function isTransform() {
		return isStyleSupported([ 'transform', 'WebkitTransform', 'MozTransform', 'OTransform', 'msTransform' ])[0];
	}

	/**
	 * Checks for CSS perspective support.
	 * @private
	 * @returns {String} The supported property name or false.
	 */
	function isPerspective() {
		return isStyleSupported([ 'perspective', 'webkitPerspective', 'MozPerspective', 'OPerspective', 'MsPerspective' ])[0];
	}

	/**
	 * Checks wether touch is supported or not.
	 * @private
	 * @returns {Boolean}
	 */
	function isTouchSupport() {
		return 'ontouchstart' in window || !!(navigator.msMaxTouchPoints);
	}

	/**
	 * Checks wether touch is supported or not for IE.
	 * @private
	 * @returns {Boolean}
	 */
	function isTouchSupportIE() {
		return window.navigator.msPointerEnabled;
	}

	/**
	 * The jQuery Plugin for the Owl Carousel
	 * @public
	 */
	$.fn.owlCarousel = function(options) {
		return this.each(function() {
			if (!$(this).data('owlCarousel')) {
				$(this).data('owlCarousel', new Owl(this, options));
			}
		});
	};

	/**
	 * The constructor for the jQuery Plugin
	 * @public
	 */
	$.fn.owlCarousel.Constructor = Owl;

})(window.Zepto || window.jQuery, window, document);

/**
 * Lazy Plugin
 * @version 2.0.0
 * @author Bartosz Wojciechowski
 * @license The MIT License (MIT)
 */
;(function($, window, document, undefined) {

	/**
	 * Creates the lazy plugin.
	 * @class The Lazy Plugin
	 * @param {Owl} carousel - The Owl Carousel
	 */
	var Lazy = function(carousel) {

		/**
		 * Reference to the core.
		 * @protected
		 * @type {Owl}
		 */
		this._core = carousel;

		/**
		 * Already loaded items.
		 * @protected
		 * @type {Array.<jQuery>}
		 */
		this._loaded = [];

		/**
		 * Event handlers.
		 * @protected
		 * @type {Object}
		 */
		this._handlers = {
			'initialized.owl.carousel change.owl.carousel': $.proxy(function(e) {
				if (!e.namespace) {
					return;
				}

				if (!this._core.settings || !this._core.settings.lazyLoad) {
					return;
				}

				if ((e.property && e.property.name == 'position') || e.type == 'initialized') {
					var settings = this._core.settings,
						n = (settings.center && Math.ceil(settings.items / 2) || settings.items),
						i = ((settings.center && n * -1) || 0),
						position = ((e.property && e.property.value) || this._core.current()) + i,
						clones = this._core.clones().length,
						load = $.proxy(function(i, v) { this.load(v) }, this);

					while (i++ < n) {
						this.load(clones / 2 + this._core.relative(position));
						clones && $.each(this._core.clones(this._core.relative(position++)), load);
					}
				}
			}, this)
		};

		// set the default options
		this._core.options = $.extend({}, Lazy.Defaults, this._core.options);

		// register event handler
		this._core.$element.on(this._handlers);
	}

	/**
	 * Default options.
	 * @public
	 */
	Lazy.Defaults = {
		lazyLoad: false
	}

	/**
	 * Loads all resources of an item at the specified position.
	 * @param {Number} position - The absolute position of the item.
	 * @protected
	 */
	Lazy.prototype.load = function(position) {
		var $item = this._core.$stage.children().eq(position),
			$elements = $item && $item.find('.owl-lazy');

		if (!$elements || $.inArray($item.get(0), this._loaded) > -1) {
			return;
		}

		$elements.each($.proxy(function(index, element) {
			var $element = $(element), image,
				url = (window.devicePixelRatio > 1 && $element.attr('data-src-retina')) || $element.attr('data-src');

			this._core.trigger('load', { element: $element, url: url }, 'lazy');

			if ($element.is('img')) {
				$element.one('load.owl.lazy', $.proxy(function() {
					$element.css('opacity', 1);
					this._core.trigger('loaded', { element: $element, url: url }, 'lazy');
				}, this)).attr('src', url);
			} else {
				image = new Image();
				image.onload = $.proxy(function() {
					$element.css({
						'background-image': 'url(' + url + ')',
						'opacity': '1'
					});
					this._core.trigger('loaded', { element: $element, url: url }, 'lazy');
				}, this);
				image.src = url;
			}
		}, this));

		this._loaded.push($item.get(0));
	}

	/**
	 * Destroys the plugin.
	 * @public
	 */
	Lazy.prototype.destroy = function() {
		var handler, property;

		for (handler in this.handlers) {
			this._core.$element.off(handler, this.handlers[handler]);
		}
		for (property in Object.getOwnPropertyNames(this)) {
			typeof this[property] != 'function' && (this[property] = null);
		}
	}

	$.fn.owlCarousel.Constructor.Plugins.Lazy = Lazy;

})(window.Zepto || window.jQuery, window, document);

/**
 * AutoHeight Plugin
 * @version 2.0.0
 * @author Bartosz Wojciechowski
 * @license The MIT License (MIT)
 */
;(function($, window, document, undefined) {

	/**
	 * Creates the auto height plugin.
	 * @class The Auto Height Plugin
	 * @param {Owl} carousel - The Owl Carousel
	 */
	var AutoHeight = function(carousel) {
		/**
		 * Reference to the core.
		 * @protected
		 * @type {Owl}
		 */
		this._core = carousel;

		/**
		 * All event handlers.
		 * @protected
		 * @type {Object}
		 */
		this._handlers = {
			'initialized.owl.carousel': $.proxy(function() {
				if (this._core.settings.autoHeight) {
					this.update();
				}
			}, this),
			'changed.owl.carousel': $.proxy(function(e) {
				if (this._core.settings.autoHeight && e.property.name == 'position'){
					this.update();
				}
			}, this),
			'loaded.owl.lazy': $.proxy(function(e) {
				if (this._core.settings.autoHeight && e.element.closest('.' + this._core.settings.itemClass)
					=== this._core.$stage.children().eq(this._core.current())) {
					this.update();
				}
			}, this)
		};

		// set default options
		this._core.options = $.extend({}, AutoHeight.Defaults, this._core.options);

		// register event handlers
		this._core.$element.on(this._handlers);
	};

	/**
	 * Default options.
	 * @public
	 */
	AutoHeight.Defaults = {
		autoHeight: false,
		autoHeightClass: 'owl-height'
	};

	/**
	 * Updates the view.
	 */
	AutoHeight.prototype.update = function() {
		this._core.$stage.parent()
			.height(this._core.$stage.children().eq(this._core.current()).height())
			.addClass(this._core.settings.autoHeightClass);
	};

	AutoHeight.prototype.destroy = function() {
		var handler, property;

		for (handler in this._handlers) {
			this._core.$element.off(handler, this._handlers[handler]);
		}
		for (property in Object.getOwnPropertyNames(this)) {
			typeof this[property] != 'function' && (this[property] = null);
		}
	};

	$.fn.owlCarousel.Constructor.Plugins.AutoHeight = AutoHeight;

})(window.Zepto || window.jQuery, window, document);

/**
 * Video Plugin
 * @version 2.0.0
 * @author Bartosz Wojciechowski
 * @license The MIT License (MIT)
 */
;(function($, window, document, undefined) {

	/**
	 * Creates the video plugin.
	 * @class The Video Plugin
	 * @param {Owl} carousel - The Owl Carousel
	 */
	var Video = function(carousel) {
		/**
		 * Reference to the core.
		 * @protected
		 * @type {Owl}
		 */
		this._core = carousel;

		/**
		 * Cache all video URLs.
		 * @protected
		 * @type {Object}
		 */
		this._videos = {};

		/**
		 * Current playing item.
		 * @protected
		 * @type {jQuery}
		 */
		this._playing = null;

		/**
		 * Whether this is in fullscreen or not.
		 * @protected
		 * @type {Boolean}
		 */
		this._fullscreen = false;

		/**
		 * All event handlers.
		 * @protected
		 * @type {Object}
		 */
		this._handlers = {
			'resize.owl.carousel': $.proxy(function(e) {
				if (this._core.settings.video && !this.isInFullScreen()) {
					e.preventDefault();
				}
			}, this),
			'refresh.owl.carousel changed.owl.carousel': $.proxy(function(e) {
				if (this._playing) {
					this.stop();
				}
			}, this),
			'prepared.owl.carousel': $.proxy(function(e) {
				var $element = $(e.content).find('.owl-video');
				if ($element.length) {
					$element.css('display', 'none');
					this.fetch($element, $(e.content));
				}
			}, this)
		};

		// set default options
		this._core.options = $.extend({}, Video.Defaults, this._core.options);

		// register event handlers
		this._core.$element.on(this._handlers);

		this._core.$element.on('click.owl.video', '.owl-video-play-icon', $.proxy(function(e) {
			this.play(e);
		}, this));
	};

	/**
	 * Default options.
	 * @public
	 */
	Video.Defaults = {
		video: false,
		videoHeight: false,
		videoWidth: false
	};

	/**
	 * Gets the video ID and the type (YouTube/Vimeo only).
	 * @protected
	 * @param {jQuery} target - The target containing the video data.
	 * @param {jQuery} item - The item containing the video.
	 */
	Video.prototype.fetch = function(target, item) {

		var type = target.attr('data-vimeo-id') ? 'vimeo' : 'youtube',
			id = target.attr('data-vimeo-id') || target.attr('data-youtube-id'),
			width = target.attr('data-width') || this._core.settings.videoWidth,
			height = target.attr('data-height') || this._core.settings.videoHeight,
			url = target.attr('href');

		if (url) {
			id = url.match(/(http:|https:|)\/\/(player.|www.)?(vimeo\.com|youtu(be\.com|\.be|be\.googleapis\.com))\/(video\/|embed\/|watch\?v=|v\/)?([A-Za-z0-9._%-]*)(\&\S+)?/);

			if (id[3].indexOf('youtu') > -1) {
				type = 'youtube';
			} else if (id[3].indexOf('vimeo') > -1) {
				type = 'vimeo';
			} else {
				throw new Error('Video URL not supported.');
			}
			id = id[6];
		} else {
			throw new Error('Missing video URL.');
		}

		this._videos[url] = {
			type: type,
			id: id,
			width: width,
			height: height
		};

		item.attr('data-video', url);

		this.thumbnail(target, this._videos[url]);
	};

	/**
	 * Creates video thumbnail.
	 * @protected
	 * @param {jQuery} target - The target containing the video data.
	 * @param {Object} info - The video info object.
	 * @see `fetch`
	 */
	Video.prototype.thumbnail = function(target, video) {

		var tnLink,
			icon,
			path,
			dimensions = video.width && video.height ? 'style="width:' + video.width + 'px;height:' + video.height + 'px;"' : '',
			customTn = target.find('img'),
			srcType = 'src',
			lazyClass = '',
			settings = this._core.settings,
			create = function(path) {
				icon = '<div class="owl-video-play-icon"></div>';

				if (settings.lazyLoad) {
					tnLink = '<div class="owl-video-tn ' + lazyClass + '" ' + srcType + '="' + path + '"></div>';
				} else {
					tnLink = '<div class="owl-video-tn" style="opacity:1;background-image:url(' + path + ')"></div>';
				}
				target.after(tnLink);
				target.after(icon);
			};

		// wrap video content into owl-video-wrapper div
		target.wrap('<div class="owl-video-wrapper"' + dimensions + '></div>');

		if (this._core.settings.lazyLoad) {
			srcType = 'data-src';
			lazyClass = 'owl-lazy';
		}

		// custom thumbnail
		if (customTn.length) {
			create(customTn.attr(srcType));
			customTn.remove();
			return false;
		}

		if (video.type === 'youtube') {
			path = "http://img.youtube.com/vi/" + video.id + "/hqdefault.jpg";
			create(path);
		} else if (video.type === 'vimeo') {
			$.ajax({
				type: 'GET',
				url: 'http://vimeo.com/api/v2/video/' + video.id + '.json',
				jsonp: 'callback',
				dataType: 'jsonp',
				success: function(data) {
					path = data[0].thumbnail_large;
					create(path);
				}
			});
		}
	};

	/**
	 * Stops the current video.
	 * @public
	 */
	Video.prototype.stop = function() {
		this._core.trigger('stop', null, 'video');
		this._playing.find('.owl-video-frame').remove();
		this._playing.removeClass('owl-video-playing');
		this._playing = null;
	};

	/**
	 * Starts the current video.
	 * @public
	 * @param {Event} ev - The event arguments.
	 */
	Video.prototype.play = function(ev) {
		this._core.trigger('play', null, 'video');

		if (this._playing) {
			this.stop();
		}

		var target = $(ev.target || ev.srcElement),
			item = target.closest('.' + this._core.settings.itemClass),
			video = this._videos[item.attr('data-video')],
			width = video.width || '100%',
			height = video.height || this._core.$stage.height(),
			html, wrap;

		if (video.type === 'youtube') {
			html = '<iframe width="' + width + '" height="' + height + '" src="http://www.youtube.com/embed/'
				+ video.id + '?autoplay=1&v=' + video.id + '" frameborder="0" allowfullscreen></iframe>';
		} else if (video.type === 'vimeo') {
			html = '<iframe src="http://player.vimeo.com/video/' + video.id + '?autoplay=1" width="' + width
				+ '" height="' + height
				+ '" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>';
		}

		item.addClass('owl-video-playing');
		this._playing = item;

		wrap = $('<div style="height:' + height + 'px; width:' + width + 'px" class="owl-video-frame">'
			+ html + '</div>');
		target.after(wrap);
	};

	/**
	 * Checks whether an video is currently in full screen mode or not.
	 * @todo Bad style because looks like a readonly method but changes members.
	 * @protected
	 * @returns {Boolean}
	 */
	Video.prototype.isInFullScreen = function() {

		// if Vimeo Fullscreen mode
		var element = document.fullscreenElement || document.mozFullScreenElement
			|| document.webkitFullscreenElement;

		if (element && $(element).parent().hasClass('owl-video-frame')) {
			this._core.speed(0);
			this._fullscreen = true;
		}

		if (element && this._fullscreen && this._playing) {
			return false;
		}

		// comming back from fullscreen
		if (this._fullscreen) {
			this._fullscreen = false;
			return false;
		}

		// check full screen mode and window orientation
		if (this._playing) {
			if (this._core.state.orientation !== window.orientation) {
				this._core.state.orientation = window.orientation;
				return false;
			}
		}

		return true;
	};

	/**
	 * Destroys the plugin.
	 */
	Video.prototype.destroy = function() {
		var handler, property;

		this._core.$element.off('click.owl.video');

		for (handler in this._handlers) {
			this._core.$element.off(handler, this._handlers[handler]);
		}
		for (property in Object.getOwnPropertyNames(this)) {
			typeof this[property] != 'function' && (this[property] = null);
		}
	};

	$.fn.owlCarousel.Constructor.Plugins.Video = Video;

})(window.Zepto || window.jQuery, window, document);

/**
 * Animate Plugin
 * @version 2.0.0
 * @author Bartosz Wojciechowski
 * @license The MIT License (MIT)
 */
;(function($, window, document, undefined) {

	/**
	 * Creates the animate plugin.
	 * @class The Navigation Plugin
	 * @param {Owl} scope - The Owl Carousel
	 */
	var Animate = function(scope) {
		this.core = scope;
		this.core.options = $.extend({}, Animate.Defaults, this.core.options);
		this.swapping = true;
		this.previous = undefined;
		this.next = undefined;

		this.handlers = {
			'change.owl.carousel': $.proxy(function(e) {
				if (e.property.name == 'position') {
					this.previous = this.core.current();
					this.next = e.property.value;
				}
			}, this),
			'drag.owl.carousel dragged.owl.carousel translated.owl.carousel': $.proxy(function(e) {
				this.swapping = e.type == 'translated';
			}, this),
			'translate.owl.carousel': $.proxy(function(e) {
				if (this.swapping && (this.core.options.animateOut || this.core.options.animateIn)) {
					this.swap();
				}
			}, this)
		};

		this.core.$element.on(this.handlers);
	};

	/**
	 * Default options.
	 * @public
	 */
	Animate.Defaults = {
		animateOut: false,
		animateIn: false
	};

	/**
	 * Toggles the animation classes whenever an translations starts.
	 * @protected
	 * @returns {Boolean|undefined}
	 */
	Animate.prototype.swap = function() {

		if (this.core.settings.items !== 1 || !this.core.support3d) {
			return;
		}

		this.core.speed(0);

		var left,
			clear = $.proxy(this.clear, this),
			previous = this.core.$stage.children().eq(this.previous),
			next = this.core.$stage.children().eq(this.next),
			incoming = this.core.settings.animateIn,
			outgoing = this.core.settings.animateOut;

		if (this.core.current() === this.previous) {
			return;
		}

		if (outgoing) {
			left = this.core.coordinates(this.previous) - this.core.coordinates(this.next);
			previous.css( { 'left': left + 'px' } )
				.addClass('animated owl-animated-out')
				.addClass(outgoing)
				.one('webkitAnimationEnd mozAnimationEnd MSAnimationEnd oanimationend animationend', clear);
		}

		if (incoming) {
			next.addClass('animated owl-animated-in')
				.addClass(incoming)
				.one('webkitAnimationEnd mozAnimationEnd MSAnimationEnd oanimationend animationend', clear);
		}
	};

	Animate.prototype.clear = function(e) {
		$(e.target).css( { 'left': '' } )
			.removeClass('animated owl-animated-out owl-animated-in')
			.removeClass(this.core.settings.animateIn)
			.removeClass(this.core.settings.animateOut);
		this.core.transitionEnd();
	}

	/**
	 * Destroys the plugin.
	 * @public
	 */
	Animate.prototype.destroy = function() {
		var handler, property;

		for (handler in this.handlers) {
			this.core.$element.off(handler, this.handlers[handler]);
		}
		for (property in Object.getOwnPropertyNames(this)) {
			typeof this[property] != 'function' && (this[property] = null);
		}
	};

	$.fn.owlCarousel.Constructor.Plugins.Animate = Animate;

})(window.Zepto || window.jQuery, window, document);

/**
 * Autoplay Plugin
 * @version 2.0.0
 * @author Bartosz Wojciechowski
 * @license The MIT License (MIT)
 */
;(function($, window, document, undefined) {

	/**
	 * Creates the autoplay plugin.
	 * @class The Autoplay Plugin
	 * @param {Owl} scope - The Owl Carousel
	 */
	var Autoplay = function(scope) {
		this.core = scope;
		this.core.options = $.extend({}, Autoplay.Defaults, this.core.options);

		this.handlers = {
			'translated.owl.carousel refreshed.owl.carousel': $.proxy(function() {
				this.autoplay();
			}, this),
			'play.owl.autoplay': $.proxy(function(e, t, s) {
				this.play(t, s);
			}, this),
			'stop.owl.autoplay': $.proxy(function() {
				this.stop();
			}, this),
			'mouseover.owl.autoplay': $.proxy(function() {
				if (this.core.settings.autoplayHoverPause) {
					this.pause();
				}
			}, this),
			'mouseleave.owl.autoplay': $.proxy(function() {
				if (this.core.settings.autoplayHoverPause) {
					this.autoplay();
				}
			}, this)
		};

		this.core.$element.on(this.handlers);
	};

	/**
	 * Default options.
	 * @public
	 */
	Autoplay.Defaults = {
		autoplay: false,
		autoplayTimeout: 5000,
		autoplayHoverPause: false,
		autoplaySpeed: false
	};

	/**
	 * @protected
	 * @todo Must be documented.
	 */
	Autoplay.prototype.autoplay = function() {
		if (this.core.settings.autoplay && !this.core.state.videoPlay) {
			window.clearInterval(this.interval);

			this.interval = window.setInterval($.proxy(function() {
				this.play();
			}, this), this.core.settings.autoplayTimeout);
		} else {
			window.clearInterval(this.interval);
		}
	};

	/**
	 * Starts the autoplay.
	 * @public
	 * @param {Number} [timeout] - ...
	 * @param {Number} [speed] - ...
	 * @returns {Boolean|undefined} - ...
	 * @todo Must be documented.
	 */
	Autoplay.prototype.play = function(timeout, speed) {
		// if tab is inactive - doesnt work in <IE10
		if (document.hidden === true) {
			return;
		}

		if (this.core.state.isTouch || this.core.state.isScrolling
			|| this.core.state.isSwiping || this.core.state.inMotion) {
			return;
		}

		if (this.core.settings.autoplay === false) {
			window.clearInterval(this.interval);
			return;
		}

		this.core.next(this.core.settings.autoplaySpeed);
	};

	/**
	 * Stops the autoplay.
	 * @public
	 */
	Autoplay.prototype.stop = function() {
		window.clearInterval(this.interval);
	};

	/**
	 * Pauses the autoplay.
	 * @public
	 */
	Autoplay.prototype.pause = function() {
		window.clearInterval(this.interval);
	};

	/**
	 * Destroys the plugin.
	 */
	Autoplay.prototype.destroy = function() {
		var handler, property;

		window.clearInterval(this.interval);

		for (handler in this.handlers) {
			this.core.$element.off(handler, this.handlers[handler]);
		}
		for (property in Object.getOwnPropertyNames(this)) {
			typeof this[property] != 'function' && (this[property] = null);
		}
	};

	$.fn.owlCarousel.Constructor.Plugins.autoplay = Autoplay;

})(window.Zepto || window.jQuery, window, document);

/**
 * Navigation Plugin
 * @version 2.0.0
 * @author Artus Kolanowski
 * @license The MIT License (MIT)
 */
;(function($, window, document, undefined) {
	'use strict';

	/**
	 * Creates the navigation plugin.
	 * @class The Navigation Plugin
	 * @param {Owl} carousel - The Owl Carousel.
	 */
	var Navigation = function(carousel) {
		/**
		 * Reference to the core.
		 * @protected
		 * @type {Owl}
		 */
		this._core = carousel;

		/**
		 * Indicates whether the plugin is initialized or not.
		 * @protected
		 * @type {Boolean}
		 */
		this._initialized = false;

		/**
		 * The current paging indexes.
		 * @protected
		 * @type {Array}
		 */
		this._pages = [];

		/**
		 * All DOM elements of the user interface.
		 * @protected
		 * @type {Object}
		 */
		this._controls = {};

		/**
		 * Markup for an indicator.
		 * @protected
		 * @type {Array.<String>}
		 */
		this._templates = [];

		/**
		 * The carousel element.
		 * @type {jQuery}
		 */
		this.$element = this._core.$element;

		/**
		 * Overridden methods of the carousel.
		 * @protected
		 * @type {Object}
		 */
		this._overrides = {
			next: this._core.next,
			prev: this._core.prev,
			to: this._core.to
		};

		/**
		 * All event handlers.
		 * @protected
		 * @type {Object}
		 */
		this._handlers = {
			'prepared.owl.carousel': $.proxy(function(e) {
				if (this._core.settings.dotsData) {
					this._templates.push($(e.content).find('[data-dot]').andSelf('[data-dot]').attr('data-dot'));
				}
			}, this),
			'add.owl.carousel': $.proxy(function(e) {
				if (this._core.settings.dotsData) {
					this._templates.splice(e.position, 0, $(e.content).find('[data-dot]').andSelf('[data-dot]').attr('data-dot'));
				}
			}, this),
			'remove.owl.carousel prepared.owl.carousel': $.proxy(function(e) {
				if (this._core.settings.dotsData) {
					this._templates.splice(e.position, 1);
				}
			}, this),
			'change.owl.carousel': $.proxy(function(e) {
				if (e.property.name == 'position') {
					if (!this._core.state.revert && !this._core.settings.loop && this._core.settings.navRewind) {
						var current = this._core.current(),
							maximum = this._core.maximum(),
							minimum = this._core.minimum();
						e.data = e.property.value > maximum
							? current >= maximum ? minimum : maximum
							: e.property.value < minimum ? maximum : e.property.value;
					}
				}
			}, this),
			'changed.owl.carousel': $.proxy(function(e) {
				if (e.property.name == 'position') {
					this.draw();
				}
			}, this),
			'refreshed.owl.carousel': $.proxy(function() {
				if (!this._initialized) {
					this.initialize();
					this._initialized = true;
				}
				this._core.trigger('refresh', null, 'navigation');
				this.update();
				this.draw();
				this._core.trigger('refreshed', null, 'navigation');
			}, this)
		};

		// set default options
		this._core.options = $.extend({}, Navigation.Defaults, this._core.options);

		// register event handlers
		this.$element.on(this._handlers);
	}

	/**
	 * Default options.
	 * @public
	 * @todo Rename `slideBy` to `navBy`
	 */
	Navigation.Defaults = {
		nav: false,
		navRewind: true,
		navText: [ 'prev', 'next' ],
		navSpeed: false,
		navElement: 'div',
		navContainer: false,
		navContainerClass: 'owl-nav',
		navClass: [ 'owl-prev', 'owl-next' ],
		slideBy: 1,
		dotClass: 'owl-dot',
		dotsClass: 'owl-dots',
		dots: true,
		dotsEach: false,
		dotData: false,
		dotsSpeed: false,
		dotsContainer: false,
		controlsClass: 'owl-controls'
	}

	/**
	 * Initializes the layout of the plugin and extends the carousel.
	 * @protected
	 */
	Navigation.prototype.initialize = function() {
		var $container, override,
			options = this._core.settings;

		// create the indicator template
		if (!options.dotsData) {
			this._templates = [ $('<div>')
				.addClass(options.dotClass)
				.append($('<span>'))
				.prop('outerHTML') ];
		}

		// create controls container if needed
		if (!options.navContainer || !options.dotsContainer) {
			this._controls.$container = $('<div>')
				.addClass(options.controlsClass)
				.appendTo(this.$element);
		}

		// create DOM structure for absolute navigation
		this._controls.$indicators = options.dotsContainer ? $(options.dotsContainer)
			: $('<div>').hide().addClass(options.dotsClass).appendTo(this._controls.$container);

		this._controls.$indicators.on('click', 'div', $.proxy(function(e) {
			var index = $(e.target).parent().is(this._controls.$indicators)
				? $(e.target).index() : $(e.target).parent().index();

			e.preventDefault();

			this.to(index, options.dotsSpeed);
		}, this));

		// create DOM structure for relative navigation
		$container = options.navContainer ? $(options.navContainer)
			: $('<div>').addClass(options.navContainerClass).prependTo(this._controls.$container);

		this._controls.$next = $('<' + options.navElement + '>');
		this._controls.$previous = this._controls.$next.clone();

		this._controls.$previous
			.addClass(options.navClass[0])
			.html(options.navText[0])
			.hide()
			.prependTo($container)
			.on('click', $.proxy(function(e) {
				this.prev(options.navSpeed);
			}, this));
		this._controls.$next
			.addClass(options.navClass[1])
			.html(options.navText[1])
			.hide()
			.appendTo($container)
			.on('click', $.proxy(function(e) {
				this.next(options.navSpeed);
			}, this));

		// override public methods of the carousel
		for (override in this._overrides) {
			this._core[override] = $.proxy(this[override], this);
		}
	}

	/**
	 * Destroys the plugin.
	 * @protected
	 */
	Navigation.prototype.destroy = function() {
		var handler, control, property, override;

		for (handler in this._handlers) {
			this.$element.off(handler, this._handlers[handler]);
		}
		for (control in this._controls) {
			this._controls[control].remove();
		}
		for (override in this.overides) {
			this._core[override] = this._overrides[override];
		}
		for (property in Object.getOwnPropertyNames(this)) {
			typeof this[property] != 'function' && (this[property] = null);
		}
	}

	/**
	 * Updates the internal state.
	 * @protected
	 */
	Navigation.prototype.update = function() {
		var i, j, k,
			options = this._core.settings,
			lower = this._core.clones().length / 2,
			upper = lower + this._core.items().length,
			size = options.center || options.autoWidth || options.dotData
				? 1 : options.dotsEach || options.items;

		if (options.slideBy !== 'page') {
			options.slideBy = Math.min(options.slideBy, options.items);
		}

		if (options.dots || options.slideBy == 'page') {
			this._pages = [];

			for (i = lower, j = 0, k = 0; i < upper; i++) {
				if (j >= size || j === 0) {
					this._pages.push({
						start: i - lower,
						end: i - lower + size - 1
					});
					j = 0, ++k;
				}
				j += this._core.mergers(this._core.relative(i));
			}
		}
	}

	/**
	 * Draws the user interface.
	 * @todo The option `dotData` wont work.
	 * @protected
	 */
	Navigation.prototype.draw = function() {
		var difference, i, html = '',
			options = this._core.settings,
			$items = this._core.$stage.children(),
			index = this._core.relative(this._core.current());

		if (options.nav && !options.loop && !options.navRewind) {
			this._controls.$previous.toggleClass('disabled', index <= 0);
			this._controls.$next.toggleClass('disabled', index >= this._core.maximum());
		}

		this._controls.$previous.toggle(options.nav);
		this._controls.$next.toggle(options.nav);

		if (options.dots) {
			difference = this._pages.length - this._controls.$indicators.children().length;

			if (options.dotData && difference !== 0) {
				for (i = 0; i < this._controls.$indicators.children().length; i++) {
					html += this._templates[this._core.relative(i)];
				}
				this._controls.$indicators.html(html);
			} else if (difference > 0) {
				html = new Array(difference + 1).join(this._templates[0]);
				this._controls.$indicators.append(html);
			} else if (difference < 0) {
				this._controls.$indicators.children().slice(difference).remove();
			}

			this._controls.$indicators.find('.active').removeClass('active');
			this._controls.$indicators.children().eq($.inArray(this.current(), this._pages)).addClass('active');
		}

		this._controls.$indicators.toggle(options.dots);
	}

	/**
	 * Extends event data.
	 * @protected
	 * @param {Event} event - The event object which gets thrown.
	 */
	Navigation.prototype.onTrigger = function(event) {
		var settings = this._core.settings;

		event.page = {
			index: $.inArray(this.current(), this._pages),
			count: this._pages.length,
			size: settings && (settings.center || settings.autoWidth || settings.dotData
				? 1 : settings.dotsEach || settings.items)
		};
	}

	/**
	 * Gets the current page position of the carousel.
	 * @protected
	 * @returns {Number}
	 */
	Navigation.prototype.current = function() {
		var index = this._core.relative(this._core.current());
		return $.grep(this._pages, function(o) {
			return o.start <= index && o.end >= index;
		}).pop();
	}

	/**
	 * Gets the current succesor/predecessor position.
	 * @protected
	 * @returns {Number}
	 */
	Navigation.prototype.getPosition = function(successor) {
		var position, length,
			options = this._core.settings;

		if (options.slideBy == 'page') {
			position = $.inArray(this.current(), this._pages);
			length = this._pages.length;
			successor ? ++position : --position;
			position = this._pages[((position % length) + length) % length].start;
		} else {
			position = this._core.relative(this._core.current());
			length = this._core.items().length;
			successor ? position += options.slideBy : position -= options.slideBy;
		}
		return position;
	}

	/**
	 * Slides to the next item or page.
	 * @public
	 * @param {Number} [speed=false] - The time in milliseconds for the transition.
	 */
	Navigation.prototype.next = function(speed) {
		$.proxy(this._overrides.to, this._core)(this.getPosition(true), speed);
	}

	/**
	 * Slides to the previous item or page.
	 * @public
	 * @param {Number} [speed=false] - The time in milliseconds for the transition.
	 */
	Navigation.prototype.prev = function(speed) {
		$.proxy(this._overrides.to, this._core)(this.getPosition(false), speed);
	}

	/**
	 * Slides to the specified item or page.
	 * @public
	 * @param {Number} position - The position of the item or page.
	 * @param {Number} [speed] - The time in milliseconds for the transition.
	 * @param {Boolean} [standard=false] - Whether to use the standard behaviour or not.
	 */
	Navigation.prototype.to = function(position, speed, standard) {
		var length;

		if (!standard) {
			length = this._pages.length;
			$.proxy(this._overrides.to, this._core)(this._pages[((position % length) + length) % length].start, speed);
		} else {
			$.proxy(this._overrides.to, this._core)(position, speed);
		}
	}

	$.fn.owlCarousel.Constructor.Plugins.Navigation = Navigation;

})(window.Zepto || window.jQuery, window, document);

/**
 * Hash Plugin
 * @version 2.0.0
 * @author Artus Kolanowski
 * @license The MIT License (MIT)
 */
;(function($, window, document, undefined) {
	'use strict';

	/**
	 * Creates the hash plugin.
	 * @class The Hash Plugin
	 * @param {Owl} carousel - The Owl Carousel
	 */
	var Hash = function(carousel) {
		/**
		 * Reference to the core.
		 * @protected
		 * @type {Owl}
		 */
		this._core = carousel;

		/**
		 * Hash table for the hashes.
		 * @protected
		 * @type {Object}
		 */
		this._hashes = {};

		/**
		 * The carousel element.
		 * @type {jQuery}
		 */
		this.$element = this._core.$element;

		/**
		 * All event handlers.
		 * @protected
		 * @type {Object}
		 */
		this._handlers = {
			'initialized.owl.carousel': $.proxy(function() {
				if (this._core.settings.startPosition == 'URLHash') {
					$(window).trigger('hashchange.owl.navigation');
				}
			}, this),
			'prepared.owl.carousel': $.proxy(function(e) {
				var hash = $(e.content).find('[data-hash]').andSelf('[data-hash]').attr('data-hash');
				this._hashes[hash] = e.content;
			}, this)
		};

		// set default options
		this._core.options = $.extend({}, Hash.Defaults, this._core.options);

		// register the event handlers
		this.$element.on(this._handlers);

		// register event listener for hash navigation
		$(window).on('hashchange.owl.navigation', $.proxy(function() {
			var hash = window.location.hash.substring(1),
				items = this._core.$stage.children(),
				position = this._hashes[hash] && items.index(this._hashes[hash]) || 0;

			if (!hash) {
				return false;
			}

			this._core.to(position, false, true);
		}, this));
	}

	/**
	 * Default options.
	 * @public
	 */
	Hash.Defaults = {
		URLhashListener: false
	}

	/**
	 * Destroys the plugin.
	 * @public
	 */
	Hash.prototype.destroy = function() {
		var handler, property;

		$(window).off('hashchange.owl.navigation');

		for (handler in this._handlers) {
			this._core.$element.off(handler, this._handlers[handler]);
		}
		for (property in Object.getOwnPropertyNames(this)) {
			typeof this[property] != 'function' && (this[property] = null);
		}
	}

	$.fn.owlCarousel.Constructor.Plugins.Hash = Hash;

})(window.Zepto || window.jQuery, window, document);