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Editing: slick.js

/*
     _ _      _       _
 ___| (_) ___| | __  (_)___
/ __| | |/ __| |/ /  | / __|
\__ \ | | (__|   < _ | \__ \
|___/_|_|\___|_|\_(_)/ |___/
                   |__/

Version: 1.8.1
  Author: Ken Wheeler
 Website: http://kenwheeler.github.io
    Docs: http://kenwheeler.github.io/slick
    Repo: http://github.com/kenwheeler/slick
  Issues: http://github.com/kenwheeler/slick/issues

*/
/* global window, document, define, jQuery, setInterval, clearInterval */
;(function(factory) {
	'use strict';
	if (typeof define === 'function' && define.amd) {
		define(['jquery'], factory);
	} else if (typeof exports !== 'undefined') {
		module.exports = factory(require('jquery'));
	} else {
		factory(jQuery);
	}

}(function($) {
	'use strict';
	var Slick = window.Slick || {};

Slick = (function() {

var instanceUid = 0;

function Slick(element, settings) {

var _ = this, dataSettings;

_.defaults = {
				accessibility: true,
				adaptiveHeight: false,
				appendArrows: $(element),
				appendDots: $(element),
				arrows: true,
				asNavFor: null,
				prevArrow: '<button class="slick-prev" aria-label="Previous" type="button">Previous</button>',
				nextArrow: '<button class="slick-next" aria-label="Next" type="button">Next</button>',
				autoplay: false,
				autoplaySpeed: 3000,
				centerMode: false,
				centerPadding: '50px',
				cssEase: 'ease',
				customPaging: function(slider, i) {
					return $('<button type="button" />').text(i + 1);
				},
				dots: false,
				dotsClass: 'slick-dots',
				draggable: true,
				easing: 'linear',
				edgeFriction: 0.35,
				fade: false,
				focusOnSelect: false,
				focusOnChange: false,
				infinite: true,
				initialSlide: 0,
				lazyLoad: 'ondemand',
				mobileFirst: false,
				pauseOnHover: true,
				pauseOnFocus: true,
				pauseOnDotsHover: false,
				respondTo: 'window',
				responsive: null,
				rows: 1,
				rtl: false,
				slide: '',
				slidesPerRow: 1,
				slidesToShow: 1,
				slidesToScroll: 1,
				speed: 500,
				swipe: true,
				swipeToSlide: false,
				touchMove: true,
				touchThreshold: 5,
				useCSS: true,
				useTransform: true,
				variableWidth: false,
				vertical: false,
				verticalSwiping: false,
				waitForAnimate: true,
				zIndex: 1000
			};

_.initials = {
				animating: false,
				dragging: false,
				autoPlayTimer: null,
				currentDirection: 0,
				currentLeft: null,
				currentSlide: 0,
				direction: 1,
				$dots: null,
				listWidth: null,
				listHeight: null,
				loadIndex: 0,
				$nextArrow: null,
				$prevArrow: null,
				scrolling: false,
				slideCount: null,
				slideWidth: null,
				$slideTrack: null,
				$slides: null,
				sliding: false,
				slideOffset: 0,
				swipeLeft: null,
				swiping: false,
				$list: null,
				touchObject: {},
				transformsEnabled: false,
				unslicked: false
			};

$.extend(_, _.initials);

_.activeBreakpoint = null;
			_.animType = null;
			_.animProp = null;
			_.breakpoints = [];
			_.breakpointSettings = [];
			_.cssTransitions = false;
			_.focussed = false;
			_.interrupted = false;
			_.hidden = 'hidden';
			_.paused = true;
			_.positionProp = null;
			_.respondTo = null;
			_.rowCount = 1;
			_.shouldClick = true;
			_.$slider = $(element);
			_.$slidesCache = null;
			_.transformType = null;
			_.transitionType = null;
			_.visibilityChange = 'visibilitychange';
			_.windowWidth = 0;
			_.windowTimer = null;

dataSettings = $(element).data('slick') || {};

_.options = $.extend({}, _.defaults, settings, dataSettings);

_.currentSlide = _.options.initialSlide;

_.originalSettings = _.options;

if (typeof document.mozHidden !== 'undefined') {
				_.hidden = 'mozHidden';
				_.visibilityChange = 'mozvisibilitychange';
			} else if (typeof document.webkitHidden !== 'undefined') {
				_.hidden = 'webkitHidden';
				_.visibilityChange = 'webkitvisibilitychange';
			}

_.autoPlay = $.proxy(_.autoPlay, _);
			_.autoPlayClear = $.proxy(_.autoPlayClear, _);
			_.autoPlayIterator = $.proxy(_.autoPlayIterator, _);
			_.changeSlide = $.proxy(_.changeSlide, _);
			_.clickHandler = $.proxy(_.clickHandler, _);
			_.selectHandler = $.proxy(_.selectHandler, _);
			_.setPosition = $.proxy(_.setPosition, _);
			_.swipeHandler = $.proxy(_.swipeHandler, _);
			_.dragHandler = $.proxy(_.dragHandler, _);
			_.keyHandler = $.proxy(_.keyHandler, _);

_.instanceUid = instanceUid++;

// A simple way to check for HTML strings
			// Strict HTML recognition (must start with <)
			// Extracted from jQuery v1.11 source
			_.htmlExpr = /^(?:\s*(<[\w\W]+>)[^>]*)$/;

_.registerBreakpoints();
			_.init(true);

}

return Slick;

}());

Slick.prototype.activateADA = function() {
		var _ = this;

_.$slideTrack.find('.slick-active').attr({
			'aria-hidden': 'false'
		}).find('a, input, button, select').attr({
			'tabindex': '0'
		});

};

Slick.prototype.addSlide = Slick.prototype.slickAdd = function(markup, index, addBefore) {

var _ = this;

if (typeof(index) === 'boolean') {
			addBefore = index;
			index = null;
		} else if (index < 0 || (index >= _.slideCount)) {
			return false;
		}

_.unload();

if (typeof(index) === 'number') {
			if (index === 0 && _.$slides.length === 0) {
				$(markup).appendTo(_.$slideTrack);
			} else if (addBefore) {
				$(markup).insertBefore(_.$slides.eq(index));
			} else {
				$(markup).insertAfter(_.$slides.eq(index));
			}
		} else {
			if (addBefore === true) {
				$(markup).prependTo(_.$slideTrack);
			} else {
				$(markup).appendTo(_.$slideTrack);
			}
		}

_.$slides = _.$slideTrack.children(this.options.slide);

_.$slideTrack.children(this.options.slide).detach();

_.$slideTrack.append(_.$slides);

_.$slides.each(function(index, element) {
			$(element).attr('data-slick-index', index);
		});

_.$slidesCache = _.$slides;

_.reinit();

};

Slick.prototype.animateHeight = function() {
		var _ = this;
		if (_.options.slidesToShow === 1 && _.options.adaptiveHeight === true && _.options.vertical === false) {
			var targetHeight = _.$slides.eq(_.currentSlide).outerHeight(true);
			_.$list.animate({
				height: targetHeight
			}, _.options.speed);
		}
	};

Slick.prototype.animateSlide = function(targetLeft, callback) {

var animProps = {},
			_ = this;

_.animateHeight();

if (_.options.rtl === true && _.options.vertical === false) {
			targetLeft = -targetLeft;
		}
		if (_.transformsEnabled === false) {
			if (_.options.vertical === false) {
				_.$slideTrack.animate({
					left: targetLeft
				}, _.options.speed, _.options.easing, callback);
			} else {
				_.$slideTrack.animate({
					top: targetLeft
				}, _.options.speed, _.options.easing, callback);
			}

} else {

if (_.cssTransitions === false) {
				if (_.options.rtl === true) {
					_.currentLeft = -(_.currentLeft);
				}
				$({
					animStart: _.currentLeft
				}).animate({
					animStart: targetLeft
				}, {
					duration: _.options.speed,
					easing: _.options.easing,
					step: function(now) {
						now = Math.ceil(now);
						if (_.options.vertical === false) {
							animProps[_.animType] = 'translate(' +
								now + 'px, 0px)';
							_.$slideTrack.css(animProps);
						} else {
							animProps[_.animType] = 'translate(0px,' +
								now + 'px)';
							_.$slideTrack.css(animProps);
						}
					},
					complete: function() {
						if (callback) {
							callback.call();
						}
					}
				});

} else {

_.applyTransition();
				targetLeft = Math.ceil(targetLeft);

if (_.options.vertical === false) {
					animProps[_.animType] = 'translate3d(' + targetLeft + 'px, 0px, 0px)';
				} else {
					animProps[_.animType] = 'translate3d(0px,' + targetLeft + 'px, 0px)';
				}
				_.$slideTrack.css(animProps);

if (callback) {
					setTimeout(function() {

_.disableTransition();

callback.call();
					}, _.options.speed);
				}

}

};

Slick.prototype.getNavTarget = function() {

var _ = this,
			asNavFor = _.options.asNavFor;

if ( asNavFor && asNavFor !== null ) {
			asNavFor = $(asNavFor).not(_.$slider);
		}

return asNavFor;

};

Slick.prototype.asNavFor = function(index) {

var _ = this,
			asNavFor = _.getNavTarget();

if ( asNavFor !== null && typeof asNavFor === 'object' ) {
			asNavFor.each(function() {
				var target = $(this).slick('getSlick');
				if(!target.unslicked) {
					target.slideHandler(index, true);
				}
			});
		}

};

Slick.prototype.applyTransition = function(slide) {

var _ = this,
			transition = {};

if (_.options.fade === false) {
			transition[_.transitionType] = _.transformType + ' ' + _.options.speed + 'ms ' + _.options.cssEase;
		} else {
			transition[_.transitionType] = 'opacity ' + _.options.speed + 'ms ' + _.options.cssEase;
		}

if (_.options.fade === false) {
			_.$slideTrack.css(transition);
		} else {
			_.$slides.eq(slide).css(transition);
		}

};

Slick.prototype.autoPlay = function() {

var _ = this;

_.autoPlayClear();

if ( _.slideCount > _.options.slidesToShow ) {
			_.autoPlayTimer = setInterval( _.autoPlayIterator, _.options.autoplaySpeed );
		}

};

Slick.prototype.autoPlayClear = function() {

var _ = this;

if (_.autoPlayTimer) {
			clearInterval(_.autoPlayTimer);
		}

};

Slick.prototype.autoPlayIterator = function() {

var _ = this,
			slideTo = _.currentSlide + _.options.slidesToScroll;

if ( !_.paused && !_.interrupted && !_.focussed ) {

if ( _.options.infinite === false ) {

if ( _.direction === 1 && ( _.currentSlide + 1 ) === ( _.slideCount - 1 )) {
					_.direction = 0;
				}

else if ( _.direction === 0 ) {

slideTo = _.currentSlide - _.options.slidesToScroll;

if ( _.currentSlide - 1 === 0 ) {
						_.direction = 1;
					}

}

_.slideHandler( slideTo );

}

};

Slick.prototype.buildArrows = function() {

var _ = this;

if (_.options.arrows === true ) {

_.$prevArrow = $(_.options.prevArrow).addClass('slick-arrow');
			_.$nextArrow = $(_.options.nextArrow).addClass('slick-arrow');

if( _.slideCount > _.options.slidesToShow ) {

_.$prevArrow.removeClass('slick-hidden').removeAttr('aria-hidden tabindex');
				_.$nextArrow.removeClass('slick-hidden').removeAttr('aria-hidden tabindex');

if (_.htmlExpr.test(_.options.prevArrow)) {
					_.$prevArrow.prependTo(_.options.appendArrows);
				}

if (_.htmlExpr.test(_.options.nextArrow)) {
					_.$nextArrow.appendTo(_.options.appendArrows);
				}

if (_.options.infinite !== true) {
					_.$prevArrow
						.addClass('slick-disabled')
						.attr('aria-disabled', 'true');
				}

} else {

_.$prevArrow.add( _.$nextArrow )

.addClass('slick-hidden')
					.attr({
						'aria-disabled': 'true',
						'tabindex': '-1'
					});

}

};

Slick.prototype.buildDots = function() {

var _ = this,
			i, dot;

if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {

_.$slider.addClass('slick-dotted');

dot = $('<ul />').addClass(_.options.dotsClass);

for (i = 0; i <= _.getDotCount(); i += 1) {
				dot.append($('<li />').append(_.options.customPaging.call(this, _, i)));
			}

_.$dots = dot.appendTo(_.options.appendDots);

_.$dots.find('li').first().addClass('slick-active');

}

};

Slick.prototype.buildOut = function() {

var _ = this;

_.$slides =
			_.$slider
				.children( _.options.slide + ':not(.slick-cloned)')
				.addClass('slick-slide');

_.slideCount = _.$slides.length;

_.$slides.each(function(index, element) {
			$(element)
				.attr('data-slick-index', index)
				.data('originalStyling', $(element).attr('style') || '');
		});

_.$slider.addClass('slick-slider');

_.$slideTrack = (_.slideCount === 0) ?
			$('<div class="slick-track"/>').appendTo(_.$slider) :
			_.$slides.wrapAll('<div class="slick-track"/>').parent();

_.$list = _.$slideTrack.wrap(
			'<div class="slick-list"/>').parent();
		_.$slideTrack.css('opacity', 0);

if (_.options.centerMode === true || _.options.swipeToSlide === true) {
			_.options.slidesToScroll = 1;
		}

$('img[data-lazy]', _.$slider).not('[src]').addClass('slick-loading');

_.setupInfinite();

_.buildArrows();

_.buildDots();

_.updateDots();

_.setSlideClasses(typeof _.currentSlide === 'number' ? _.currentSlide : 0);

if (_.options.draggable === true) {
			_.$list.addClass('draggable');
		}

};

Slick.prototype.buildRows = function() {

var _ = this, a, b, c, newSlides, numOfSlides, originalSlides,slidesPerSection;

newSlides = document.createDocumentFragment();
		originalSlides = _.$slider.children();

if(_.options.rows > 0) {

slidesPerSection = _.options.slidesPerRow * _.options.rows;
			numOfSlides = Math.ceil(
				originalSlides.length / slidesPerSection
			);

for(a = 0; a < numOfSlides; a++){
				var slide = document.createElement('div');
				for(b = 0; b < _.options.rows; b++) {
					var row = document.createElement('div');
					for(c = 0; c < _.options.slidesPerRow; c++) {
						var target = (a * slidesPerSection + ((b * _.options.slidesPerRow) + c));
						if (originalSlides.get(target)) {
							row.appendChild(originalSlides.get(target));
						}
					}
					slide.appendChild(row);
				}
				newSlides.appendChild(slide);
			}

_.$slider.empty().append(newSlides);
			_.$slider.children().children().children()
				.css({
					'width':(100 / _.options.slidesPerRow) + '%',
					'display': 'inline-block'
				});

}

};

Slick.prototype.checkResponsive = function(initial, forceUpdate) {

var _ = this,
			breakpoint, targetBreakpoint, respondToWidth, triggerBreakpoint = false;
		var sliderWidth = _.$slider.width();
		var windowWidth = window.innerWidth || $(window).width();

if (_.respondTo === 'window') {
			respondToWidth = windowWidth;
		} else if (_.respondTo === 'slider') {
			respondToWidth = sliderWidth;
		} else if (_.respondTo === 'min') {
			respondToWidth = Math.min(windowWidth, sliderWidth);
		}

if ( _.options.responsive &&
			_.options.responsive.length &&
			_.options.responsive !== null) {

targetBreakpoint = null;

for (breakpoint in _.breakpoints) {
				if (_.breakpoints.hasOwnProperty(breakpoint)) {
					if (_.originalSettings.mobileFirst === false) {
						if (respondToWidth < _.breakpoints[breakpoint]) {
							targetBreakpoint = _.breakpoints[breakpoint];
						}
					} else {
						if (respondToWidth > _.breakpoints[breakpoint]) {
							targetBreakpoint = _.breakpoints[breakpoint];
						}
					}
				}
			}

if (targetBreakpoint !== null) {
				if (_.activeBreakpoint !== null) {
					if (targetBreakpoint !== _.activeBreakpoint || forceUpdate) {
						_.activeBreakpoint =
							targetBreakpoint;
						if (_.breakpointSettings[targetBreakpoint] === 'unslick') {
							_.unslick(targetBreakpoint);
						} else {
							_.options = $.extend({}, _.originalSettings,
								_.breakpointSettings[
									targetBreakpoint]);
							if (initial === true) {
								_.currentSlide = _.options.initialSlide;
							}
							_.refresh(initial);
						}
						triggerBreakpoint = targetBreakpoint;
					}
				} else {
					_.activeBreakpoint = targetBreakpoint;
					if (_.breakpointSettings[targetBreakpoint] === 'unslick') {
						_.unslick(targetBreakpoint);
					} else {
						_.options = $.extend({}, _.originalSettings,
							_.breakpointSettings[
								targetBreakpoint]);
						if (initial === true) {
							_.currentSlide = _.options.initialSlide;
						}
						_.refresh(initial);
					}
					triggerBreakpoint = targetBreakpoint;
				}
			} else {
				if (_.activeBreakpoint !== null) {
					_.activeBreakpoint = null;
					_.options = _.originalSettings;
					if (initial === true) {
						_.currentSlide = _.options.initialSlide;
					}
					_.refresh(initial);
					triggerBreakpoint = targetBreakpoint;
				}
			}

// only trigger breakpoints during an actual break. not on initialize.
			if( !initial && triggerBreakpoint !== false ) {
				_.$slider.trigger('breakpoint', [_, triggerBreakpoint]);
			}
		}

};

Slick.prototype.changeSlide = function(event, dontAnimate) {

var _ = this,
			$target = $(event.currentTarget),
			indexOffset, slideOffset, unevenOffset;

// If target is a link, prevent default action.
		if($target.is('a')) {
			event.preventDefault();
		}

// If target is not the <li> element (ie: a child), find the <li>.
		if(!$target.is('li')) {
			$target = $target.closest('li');
		}

unevenOffset = (_.slideCount % _.options.slidesToScroll !== 0);
		indexOffset = unevenOffset ? 0 : (_.slideCount - _.currentSlide) % _.options.slidesToScroll;

switch (event.data.message) {

case 'previous':
				slideOffset = indexOffset === 0 ? _.options.slidesToScroll : _.options.slidesToShow - indexOffset;
				if (_.slideCount > _.options.slidesToShow) {
					_.slideHandler(_.currentSlide - slideOffset, false, dontAnimate);
				}
				break;

case 'next':
				slideOffset = indexOffset === 0 ? _.options.slidesToScroll : indexOffset;
				if (_.slideCount > _.options.slidesToShow) {
					_.slideHandler(_.currentSlide + slideOffset, false, dontAnimate);
				}
				break;

case 'index':
				var index = event.data.index === 0 ? 0 :
					event.data.index || $target.index() * _.options.slidesToScroll;

_.slideHandler(_.checkNavigable(index), false, dontAnimate);
				$target.children().trigger('focus');
				break;

default:
				return;
		}

};

Slick.prototype.checkNavigable = function(index) {

var _ = this,
			navigables, prevNavigable;

navigables = _.getNavigableIndexes();
		prevNavigable = 0;
		if (index > navigables[navigables.length - 1]) {
			index = navigables[navigables.length - 1];
		} else {
			for (var n in navigables) {
				if (index < navigables[n]) {
					index = prevNavigable;
					break;
				}
				prevNavigable = navigables[n];
			}
		}

return index;
	};

Slick.prototype.cleanUpEvents = function() {

var _ = this;

if (_.options.dots && _.$dots !== null) {

$('li', _.$dots)
				.off('click.slick', _.changeSlide)
				.off('mouseenter.slick', $.proxy(_.interrupt, _, true))
				.off('mouseleave.slick', $.proxy(_.interrupt, _, false));

if (_.options.accessibility === true) {
				_.$dots.off('keydown.slick', _.keyHandler);
			}
		}

_.$slider.off('focus.slick blur.slick');

if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
			_.$prevArrow && _.$prevArrow.off('click.slick', _.changeSlide);
			_.$nextArrow && _.$nextArrow.off('click.slick', _.changeSlide);

if (_.options.accessibility === true) {
				_.$prevArrow && _.$prevArrow.off('keydown.slick', _.keyHandler);
				_.$nextArrow && _.$nextArrow.off('keydown.slick', _.keyHandler);
			}
		}

_.$list.off('touchstart.slick mousedown.slick', _.swipeHandler);
		_.$list.off('touchmove.slick mousemove.slick', _.swipeHandler);
		_.$list.off('touchend.slick mouseup.slick', _.swipeHandler);
		_.$list.off('touchcancel.slick mouseleave.slick', _.swipeHandler);

_.$list.off('click.slick', _.clickHandler);

$(document).off(_.visibilityChange, _.visibility);

_.cleanUpSlideEvents();

if (_.options.accessibility === true) {
			_.$list.off('keydown.slick', _.keyHandler);
		}

if (_.options.focusOnSelect === true) {
			$(_.$slideTrack).children().off('click.slick', _.selectHandler);
		}

$(window).off('orientationchange.slick.slick-' + _.instanceUid, _.orientationChange);

$(window).off('resize.slick.slick-' + _.instanceUid, _.resize);

$('[draggable!=true]', _.$slideTrack).off('dragstart', _.preventDefault);

$(window).off('load.slick.slick-' + _.instanceUid, _.setPosition);

};

Slick.prototype.cleanUpSlideEvents = function() {

var _ = this;

_.$list.off('mouseenter.slick', $.proxy(_.interrupt, _, true));
		_.$list.off('mouseleave.slick', $.proxy(_.interrupt, _, false));

};

Slick.prototype.cleanUpRows = function() {

var _ = this, originalSlides;

if(_.options.rows > 0) {
			originalSlides = _.$slides.children().children();
			originalSlides.removeAttr('style');
			_.$slider.empty().append(originalSlides);
		}

};

Slick.prototype.clickHandler = function(event) {

var _ = this;

if (_.shouldClick === false) {
			event.stopImmediatePropagation();
			event.stopPropagation();
			event.preventDefault();
		}

};

Slick.prototype.destroy = function(refresh) {

var _ = this;

_.autoPlayClear();

_.touchObject = {};

_.cleanUpEvents();

$('.slick-cloned', _.$slider).detach();

if (_.$dots) {
			_.$dots.remove();
		}

if ( _.$prevArrow && _.$prevArrow.length ) {

_.$prevArrow
				.removeClass('slick-disabled slick-arrow slick-hidden')
				.removeAttr('aria-hidden aria-disabled tabindex')
				.css('display','');

if ( _.htmlExpr.test( _.options.prevArrow )) {
				_.$prevArrow.remove();
			}
		}

if ( _.$nextArrow && _.$nextArrow.length ) {

_.$nextArrow
				.removeClass('slick-disabled slick-arrow slick-hidden')
				.removeAttr('aria-hidden aria-disabled tabindex')
				.css('display','');

if ( _.htmlExpr.test( _.options.nextArrow )) {
				_.$nextArrow.remove();
			}
		}

if (_.$slides) {

_.$slides
				.removeClass('slick-slide slick-active slick-center slick-visible slick-current')
				.removeAttr('aria-hidden')
				.removeAttr('data-slick-index')
				.each(function(){
					$(this).attr('style', $(this).data('originalStyling'));
				});

_.$slideTrack.children(this.options.slide).detach();

_.$slideTrack.detach();

_.$list.detach();

_.$slider.append(_.$slides);
		}

_.cleanUpRows();

_.$slider.removeClass('slick-slider');
		_.$slider.removeClass('slick-initialized');
		_.$slider.removeClass('slick-dotted');

_.unslicked = true;

if(!refresh) {
			_.$slider.trigger('destroy', [_]);
		}

};

Slick.prototype.disableTransition = function(slide) {

var _ = this,
			transition = {};

transition[_.transitionType] = '';

if (_.options.fade === false) {
			_.$slideTrack.css(transition);
		} else {
			_.$slides.eq(slide).css(transition);
		}

};

Slick.prototype.fadeSlide = function(slideIndex, callback) {

var _ = this;

if (_.cssTransitions === false) {

_.$slides.eq(slideIndex).css({
				zIndex: _.options.zIndex
			});

_.$slides.eq(slideIndex).animate({
				opacity: 1
			}, _.options.speed, _.options.easing, callback);

} else {

_.applyTransition(slideIndex);

_.$slides.eq(slideIndex).css({
				opacity: 1,
				zIndex: _.options.zIndex
			});

if (callback) {
				setTimeout(function() {

_.disableTransition(slideIndex);

callback.call();
				}, _.options.speed);
			}

}

};

Slick.prototype.fadeSlideOut = function(slideIndex) {

var _ = this;

if (_.cssTransitions === false) {

_.$slides.eq(slideIndex).animate({
				opacity: 0,
				zIndex: _.options.zIndex - 2
			}, _.options.speed, _.options.easing);

} else {

_.applyTransition(slideIndex);

_.$slides.eq(slideIndex).css({
				opacity: 0,
				zIndex: _.options.zIndex - 2
			});

}

};

Slick.prototype.filterSlides = Slick.prototype.slickFilter = function(filter) {

var _ = this;

if (filter !== null) {

_.$slidesCache = _.$slides;

_.unload();

_.$slideTrack.children(this.options.slide).detach();

_.$slidesCache.filter(filter).appendTo(_.$slideTrack);

_.reinit();

}

};

Slick.prototype.focusHandler = function() {

var _ = this;

_.$slider
			.off('focus.slick blur.slick')
			.on('focus.slick blur.slick', '*', function(event) {

event.stopImmediatePropagation();
				var $sf = $(this);

setTimeout(function() {

if( _.options.pauseOnFocus ) {
						_.focussed = $sf.is(':focus');
						_.autoPlay();
					}

}, 0);

});
	};

Slick.prototype.getCurrent = Slick.prototype.slickCurrentSlide = function() {

var _ = this;
		return _.currentSlide;

};

Slick.prototype.getDotCount = function() {

var _ = this;

var breakPoint = 0;
		var counter = 0;
		var pagerQty = 0;

if (_.options.infinite === true) {
			if (_.slideCount <= _.options.slidesToShow) {
				++pagerQty;
			} else {
				while (breakPoint < _.slideCount) {
					++pagerQty;
					breakPoint = counter + _.options.slidesToScroll;
					counter += _.options.slidesToScroll <= _.options.slidesToShow ? _.options.slidesToScroll : _.options.slidesToShow;
				}
			}
		} else if (_.options.centerMode === true) {
			pagerQty = _.slideCount;
		} else if(!_.options.asNavFor) {
			pagerQty = 1 + Math.ceil((_.slideCount - _.options.slidesToShow) / _.options.slidesToScroll);
		}else {
			while (breakPoint < _.slideCount) {
				++pagerQty;
				breakPoint = counter + _.options.slidesToScroll;
				counter += _.options.slidesToScroll <= _.options.slidesToShow ? _.options.slidesToScroll : _.options.slidesToShow;
			}
		}

return pagerQty - 1;

};

Slick.prototype.getLeft = function(slideIndex) {

var _ = this,
			targetLeft,
			verticalHeight,
			verticalOffset = 0,
			targetSlide,
			coef;

_.slideOffset = 0;
		verticalHeight = _.$slides.first().outerHeight(true);

if (_.options.infinite === true) {
			if (_.slideCount > _.options.slidesToShow) {
				_.slideOffset = (_.slideWidth * _.options.slidesToShow) * -1;
				coef = -1

if (_.options.vertical === true && _.options.centerMode === true) {
					if (_.options.slidesToShow === 2) {
						coef = -1.5;
					} else if (_.options.slidesToShow === 1) {
						coef = -2
					}
				}
				verticalOffset = (verticalHeight * _.options.slidesToShow) * coef;
			}
			if (_.slideCount % _.options.slidesToScroll !== 0) {
				if (slideIndex + _.options.slidesToScroll > _.slideCount && _.slideCount > _.options.slidesToShow) {
					if (slideIndex > _.slideCount) {
						_.slideOffset = ((_.options.slidesToShow - (slideIndex - _.slideCount)) * _.slideWidth) * -1;
						verticalOffset = ((_.options.slidesToShow - (slideIndex - _.slideCount)) * verticalHeight) * -1;
					} else {
						_.slideOffset = ((_.slideCount % _.options.slidesToScroll) * _.slideWidth) * -1;
						verticalOffset = ((_.slideCount % _.options.slidesToScroll) * verticalHeight) * -1;
					}
				}
			}
		} else {
			if (slideIndex + _.options.slidesToShow > _.slideCount) {
				_.slideOffset = ((slideIndex + _.options.slidesToShow) - _.slideCount) * _.slideWidth;
				verticalOffset = ((slideIndex + _.options.slidesToShow) - _.slideCount) * verticalHeight;
			}
		}

if (_.slideCount <= _.options.slidesToShow) {
			_.slideOffset = 0;
			verticalOffset = 0;
		}

if (_.options.centerMode === true && _.slideCount <= _.options.slidesToShow) {
			_.slideOffset = ((_.slideWidth * Math.floor(_.options.slidesToShow)) / 2) - ((_.slideWidth * _.slideCount) / 2);
		} else if (_.options.centerMode === true && _.options.infinite === true) {
			_.slideOffset += _.slideWidth * Math.floor(_.options.slidesToShow / 2) - _.slideWidth;
		} else if (_.options.centerMode === true) {
			_.slideOffset = 0;
			_.slideOffset += _.slideWidth * Math.floor(_.options.slidesToShow / 2);
		}

if (_.options.vertical === false) {
			targetLeft = ((slideIndex * _.slideWidth) * -1) + _.slideOffset;
		} else {
			targetLeft = ((slideIndex * verticalHeight) * -1) + verticalOffset;
		}

if (_.options.variableWidth === true) {

if (_.slideCount <= _.options.slidesToShow || _.options.infinite === false) {
				targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex);
			} else {
				targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex + _.options.slidesToShow);
			}

if (_.options.rtl === true) {
				if (targetSlide[0]) {
					targetLeft = (_.$slideTrack.width() - targetSlide[0].offsetLeft - targetSlide.width()) * -1;
				} else {
					targetLeft =  0;
				}
			} else {
				targetLeft = targetSlide[0] ? targetSlide[0].offsetLeft * -1 : 0;
			}

if (_.options.centerMode === true) {
				if (_.slideCount <= _.options.slidesToShow || _.options.infinite === false) {
					targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex);
				} else {
					targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex + _.options.slidesToShow + 1);
				}

if (_.options.rtl === true) {
					if (targetSlide[0]) {
						targetLeft = (_.$slideTrack.width() - targetSlide[0].offsetLeft - targetSlide.width()) * -1;
					} else {
						targetLeft =  0;
					}
				} else {
					targetLeft = targetSlide[0] ? targetSlide[0].offsetLeft * -1 : 0;
				}

targetLeft += (_.$list.width() - targetSlide.outerWidth()) / 2;
			}
		}

return targetLeft;

};

Slick.prototype.getOption = Slick.prototype.slickGetOption = function(option) {

var _ = this;

return _.options[option];

};

Slick.prototype.getNavigableIndexes = function() {

var _ = this,
			breakPoint = 0,
			counter = 0,
			indexes = [],
			max;

if (_.options.infinite === false) {
			max = _.slideCount;
		} else {
			breakPoint = _.options.slidesToScroll * -1;
			counter = _.options.slidesToScroll * -1;
			max = _.slideCount * 2;
		}

while (breakPoint < max) {
			indexes.push(breakPoint);
			breakPoint = counter + _.options.slidesToScroll;
			counter += _.options.slidesToScroll <= _.options.slidesToShow ? _.options.slidesToScroll : _.options.slidesToShow;
		}

return indexes;

};

Slick.prototype.getSlick = function() {

return this;

};

Slick.prototype.getSlideCount = function() {

var _ = this,
			slidesTraversed, swipedSlide, centerOffset;

centerOffset = _.options.centerMode === true ? _.slideWidth * Math.floor(_.options.slidesToShow / 2) : 0;

if (_.options.swipeToSlide === true) {
			_.$slideTrack.find('.slick-slide').each(function(index, slide) {
				if (slide.offsetLeft - centerOffset + ($(slide).outerWidth() / 2) > (_.swipeLeft * -1)) {
					swipedSlide = slide;
					return false;
				}
			});

slidesTraversed = Math.abs($(swipedSlide).attr('data-slick-index') - _.currentSlide) || 1;

return slidesTraversed;

} else {
			return _.options.slidesToScroll;
		}

};

Slick.prototype.goTo = Slick.prototype.slickGoTo = function(slide, dontAnimate) {

var _ = this;

_.changeSlide({
			data: {
				message: 'index',
				index: parseInt(slide)
			}
		}, dontAnimate);

};

Slick.prototype.init = function(creation) {

var _ = this;

if (!$(_.$slider).hasClass('slick-initialized')) {

$(_.$slider).addClass('slick-initialized');

_.buildRows();
			_.buildOut();
			_.setProps();
			_.startLoad();
			_.loadSlider();
			_.initializeEvents();
			_.updateArrows();
			_.updateDots();
			_.checkResponsive(true);
			_.focusHandler();

}

if (creation) {
			_.$slider.trigger('init', [_]);
		}

if (_.options.accessibility === true) {
			_.initADA();
		}

if ( _.options.autoplay ) {

_.paused = false;
			_.autoPlay();

}

};

Slick.prototype.initADA = function() {
		var _ = this,
			numDotGroups = Math.ceil(_.slideCount / _.options.slidesToShow),
			tabControlIndexes = _.getNavigableIndexes().filter(function(val) {
				return (val >= 0) && (val < _.slideCount);
			});

_.$slides.add(_.$slideTrack.find('.slick-cloned')).attr({
			'aria-hidden': 'true',
			'tabindex': '-1'
		}).find('a, input, button, select').attr({
			'tabindex': '-1'
		});

if (_.$dots !== null) {
			_.$slides.not(_.$slideTrack.find('.slick-cloned')).each(function(i) {
				var slideControlIndex = tabControlIndexes.indexOf(i);

$(this).attr({
					'role': 'tabpanel',
					'id': 'slick-slide' + _.instanceUid + i,
					'tabindex': -1
				});

if (slideControlIndex !== -1) {
					var ariaButtonControl = 'slick-slide-control' + _.instanceUid + slideControlIndex
					if ($('#' + ariaButtonControl).length) {
						$(this).attr({
							'aria-describedby': ariaButtonControl
						});
					}
				}
			});

_.$dots.attr('role', 'tablist').find('li').each(function(i) {
				var mappedSlideIndex = tabControlIndexes[i];

$(this).attr({
					'role': 'presentation'
				});

$(this).find('button').first().attr({
					'role': 'tab',
					'id': 'slick-slide-control' + _.instanceUid + i,
					'aria-controls': 'slick-slide' + _.instanceUid + mappedSlideIndex,
					'aria-label': (i + 1) + ' of ' + numDotGroups,
					'aria-selected': null,
					'tabindex': '-1'
				});

}).eq(_.currentSlide).find('button').attr({
				'aria-selected': 'true',
				'tabindex': '0'
			}).end();
		}

for (var i=_.currentSlide, max=i+_.options.slidesToShow; i < max; i++) {
			if (_.options.focusOnChange) {
				_.$slides.eq(i).attr({'tabindex': '0'});
			} else {
				_.$slides.eq(i).removeAttr('tabindex');
			}
		}

_.activateADA();

};

Slick.prototype.initArrowEvents = function() {

var _ = this;

if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
			_.$prevArrow
				.off('click.slick')
				.on('click.slick', {
					message: 'previous'
				}, _.changeSlide);
			_.$nextArrow
				.off('click.slick')
				.on('click.slick', {
					message: 'next'
				}, _.changeSlide);

if (_.options.accessibility === true) {
				_.$prevArrow.on('keydown.slick', _.keyHandler);
				_.$nextArrow.on('keydown.slick', _.keyHandler);
			}
		}

};

Slick.prototype.initDotEvents = function() {

var _ = this;

if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {
			$('li', _.$dots).on('click.slick', {
				message: 'index'
			}, _.changeSlide);

if (_.options.accessibility === true) {
				_.$dots.on('keydown.slick', _.keyHandler);
			}
		}

if (_.options.dots === true && _.options.pauseOnDotsHover === true && _.slideCount > _.options.slidesToShow) {

$('li', _.$dots)
				.on('mouseenter.slick', $.proxy(_.interrupt, _, true))
				.on('mouseleave.slick', $.proxy(_.interrupt, _, false));

}

};

Slick.prototype.initSlideEvents = function() {

var _ = this;

if ( _.options.pauseOnHover ) {

_.$list.on('mouseenter.slick', $.proxy(_.interrupt, _, true));
			_.$list.on('mouseleave.slick', $.proxy(_.interrupt, _, false));

}

};

Slick.prototype.initializeEvents = function() {

var _ = this;

_.initArrowEvents();

_.initDotEvents();
		_.initSlideEvents();

_.$list.on('touchstart.slick mousedown.slick', {
			action: 'start'
		}, _.swipeHandler);
		_.$list.on('touchmove.slick mousemove.slick', {
			action: 'move'
		}, _.swipeHandler);
		_.$list.on('touchend.slick mouseup.slick', {
			action: 'end'
		}, _.swipeHandler);
		_.$list.on('touchcancel.slick mouseleave.slick', {
			action: 'end'
		}, _.swipeHandler);

_.$list.on('click.slick', _.clickHandler);

$(document).on(_.visibilityChange, $.proxy(_.visibility, _));

if (_.options.accessibility === true) {
			_.$list.on('keydown.slick', _.keyHandler);
		}

if (_.options.focusOnSelect === true) {
			$(_.$slideTrack).children().on('click.slick', _.selectHandler);
		}

$(window).on('orientationchange.slick.slick-' + _.instanceUid, $.proxy(_.orientationChange, _));

$(window).on('resize.slick.slick-' + _.instanceUid, $.proxy(_.resize, _));

$('[draggable!=true]', _.$slideTrack).on('dragstart', _.preventDefault);

$(window).on('load.slick.slick-' + _.instanceUid, _.setPosition);
		$(_.setPosition);

};

Slick.prototype.initUI = function() {

var _ = this;

if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {

_.$prevArrow.show();
			_.$nextArrow.show();

}

if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {

_.$dots.show();

}

};

Slick.prototype.keyHandler = function(event) {

};

Slick.prototype.lazyLoad = function() {

var _ = this,
			loadRange, cloneRange, rangeStart, rangeEnd;

function loadImages(imagesScope) {

$('img[data-lazy]', imagesScope).each(function() {

var image = $(this),
					imageSource = $(this).attr('data-lazy'),
					imageSrcSet = $(this).attr('data-srcset'),
					imageSizes  = $(this).attr('data-sizes') || _.$slider.attr('data-sizes'),
					imageToLoad = document.createElement('img');

imageToLoad.onload = function() {

image
						.animate({ opacity: 0 }, 100, function() {

if (imageSrcSet) {
								image
									.attr('srcset', imageSrcSet );

if (imageSizes) {
									image
										.attr('sizes', imageSizes );
								}
							}

image
								.attr('src', imageSource)
								.animate({ opacity: 1 }, 200, function() {
									image
										.removeAttr('data-lazy data-srcset data-sizes')
										.removeClass('slick-loading');
								});
							_.$slider.trigger('lazyLoaded', [_, image, imageSource]);
						});

};

imageToLoad.onerror = function() {

image
						.removeAttr( 'data-lazy' )
						.removeClass( 'slick-loading' )
						.addClass( 'slick-lazyload-error' );

_.$slider.trigger('lazyLoadError', [ _, image, imageSource ]);

};

imageToLoad.src = imageSource;

});

}

if (_.options.centerMode === true) {
			if (_.options.infinite === true) {
				rangeStart = _.currentSlide + (_.options.slidesToShow / 2 + 1);
				rangeEnd = rangeStart + _.options.slidesToShow + 2;
			} else {
				rangeStart = Math.max(0, _.currentSlide - (_.options.slidesToShow / 2 + 1));
				rangeEnd = 2 + (_.options.slidesToShow / 2 + 1) + _.currentSlide;
			}
		} else {
			rangeStart = _.options.infinite ? _.options.slidesToShow + _.currentSlide : _.currentSlide;
			rangeEnd = Math.ceil(rangeStart + _.options.slidesToShow);
			if (_.options.fade === true) {
				if (rangeStart > 0) rangeStart--;
				if (rangeEnd <= _.slideCount) rangeEnd++;
			}
		}

loadRange = _.$slider.find('.slick-slide').slice(rangeStart, rangeEnd);

if (_.options.lazyLoad === 'anticipated') {
			var prevSlide = rangeStart - 1,
				nextSlide = rangeEnd,
				$slides = _.$slider.find('.slick-slide');

for (var i = 0; i < _.options.slidesToScroll; i++) {
				if (prevSlide < 0) prevSlide = _.slideCount - 1;
				loadRange = loadRange.add($slides.eq(prevSlide));
				loadRange = loadRange.add($slides.eq(nextSlide));
				prevSlide--;
				nextSlide++;
			}
		}

loadImages(loadRange);

if (_.slideCount <= _.options.slidesToShow) {
			cloneRange = _.$slider.find('.slick-slide');
			loadImages(cloneRange);
		} else
		if (_.currentSlide >= _.slideCount - _.options.slidesToShow) {
			cloneRange = _.$slider.find('.slick-cloned').slice(0, _.options.slidesToShow);
			loadImages(cloneRange);
		} else if (_.currentSlide === 0) {
			cloneRange = _.$slider.find('.slick-cloned').slice(_.options.slidesToShow * -1);
			loadImages(cloneRange);
		}

};

Slick.prototype.loadSlider = function() {

var _ = this;

_.setPosition();

_.$slideTrack.css({
			opacity: 1
		});

_.$slider.removeClass('slick-loading');

_.initUI();

if (_.options.lazyLoad === 'progressive') {
			_.progressiveLazyLoad();
		}

};

Slick.prototype.next = Slick.prototype.slickNext = function() {

var _ = this;

_.changeSlide({
			data: {
				message: 'next'
			}
		});

};

Slick.prototype.orientationChange = function() {

var _ = this;

_.checkResponsive();
		_.setPosition();

};

Slick.prototype.pause = Slick.prototype.slickPause = function() {

var _ = this;

_.autoPlayClear();
		_.paused = true;

};

Slick.prototype.play = Slick.prototype.slickPlay = function() {

var _ = this;

_.autoPlay();
		_.options.autoplay = true;
		_.paused = false;
		_.focussed = false;
		_.interrupted = false;

};

Slick.prototype.postSlide = function(index) {

var _ = this;

if( !_.unslicked ) {

_.$slider.trigger('afterChange', [_, index]);

_.animating = false;

if (_.slideCount > _.options.slidesToShow) {
				_.setPosition();
			}

_.swipeLeft = null;

if ( _.options.autoplay ) {
				_.autoPlay();
			}

if (_.options.accessibility === true) {
				_.initADA();

if (_.options.focusOnChange) {
					var $currentSlide = $(_.$slides.get(_.currentSlide));
					$currentSlide.attr('tabindex', 0).focus();
				}
			}

}

};

Slick.prototype.prev = Slick.prototype.slickPrev = function() {

var _ = this;

_.changeSlide({
			data: {
				message: 'previous'
			}
		});

};

Slick.prototype.preventDefault = function(event) {

event.preventDefault();

};

Slick.prototype.progressiveLazyLoad = function( tryCount ) {

tryCount = tryCount || 1;

var _ = this,
			$imgsToLoad = $( 'img[data-lazy]', _.$slider ),
			image,
			imageSource,
			imageSrcSet,
			imageSizes,
			imageToLoad;

if ( $imgsToLoad.length ) {

image = $imgsToLoad.first();
			imageSource = image.attr('data-lazy');
			imageSrcSet = image.attr('data-srcset');
			imageSizes  = image.attr('data-sizes') || _.$slider.attr('data-sizes');
			imageToLoad = document.createElement('img');

imageToLoad.onload = function() {

if (imageSrcSet) {
					image
						.attr('srcset', imageSrcSet );

if (imageSizes) {
						image
							.attr('sizes', imageSizes );
					}
				}

image
					.attr( 'src', imageSource )
					.removeAttr('data-lazy data-srcset data-sizes')
					.removeClass('slick-loading');

if ( _.options.adaptiveHeight === true ) {
					_.setPosition();
				}

_.$slider.trigger('lazyLoaded', [ _, image, imageSource ]);
				_.progressiveLazyLoad();

};

imageToLoad.onerror = function() {

if ( tryCount < 3 ) {

/**
					 * try to load the image 3 times,
					 * leave a slight delay so we don't get
					 * servers blocking the request.
					 */
					setTimeout( function() {
						_.progressiveLazyLoad( tryCount + 1 );
					}, 500 );

} else {

image
						.removeAttr( 'data-lazy' )
						.removeClass( 'slick-loading' )
						.addClass( 'slick-lazyload-error' );

_.$slider.trigger('lazyLoadError', [ _, image, imageSource ]);

_.progressiveLazyLoad();

}

};

imageToLoad.src = imageSource;

} else {

_.$slider.trigger('allImagesLoaded', [ _ ]);

}

};

Slick.prototype.refresh = function( initializing ) {

var _ = this, currentSlide, lastVisibleIndex;

lastVisibleIndex = _.slideCount - _.options.slidesToShow;

// in non-infinite sliders, we don't want to go past the
		// last visible index.
		if( !_.options.infinite && ( _.currentSlide > lastVisibleIndex )) {
			_.currentSlide = lastVisibleIndex;
		}

// if less slides than to show, go to start.
		if ( _.slideCount <= _.options.slidesToShow ) {
			_.currentSlide = 0;

}

currentSlide = _.currentSlide;

_.destroy(true);

$.extend(_, _.initials, { currentSlide: currentSlide });

_.init();

if( !initializing ) {

_.changeSlide({
				data: {
					message: 'index',
					index: currentSlide
				}
			}, false);

}

};

Slick.prototype.registerBreakpoints = function() {

var _ = this, breakpoint, currentBreakpoint, l,
			responsiveSettings = _.options.responsive || null;

if ( $.type(responsiveSettings) === 'array' && responsiveSettings.length ) {

_.respondTo = _.options.respondTo || 'window';

for ( breakpoint in responsiveSettings ) {

l = _.breakpoints.length-1;

if (responsiveSettings.hasOwnProperty(breakpoint)) {
					currentBreakpoint = responsiveSettings[breakpoint].breakpoint;

// loop through the breakpoints and cut out any existing
					// ones with the same breakpoint number, we don't want dupes.
					while( l >= 0 ) {
						if( _.breakpoints[l] && _.breakpoints[l] === currentBreakpoint ) {
							_.breakpoints.splice(l,1);
						}
						l--;
					}

_.breakpoints.push(currentBreakpoint);
					_.breakpointSettings[currentBreakpoint] = responsiveSettings[breakpoint].settings;

}

_.breakpoints.sort(function(a, b) {
				return ( _.options.mobileFirst ) ? a-b : b-a;
			});

}

};

Slick.prototype.reinit = function() {

var _ = this;

_.$slides =
			_.$slideTrack
				.children(_.options.slide)
				.addClass('slick-slide');

_.slideCount = _.$slides.length;

if (_.currentSlide >= _.slideCount && _.currentSlide !== 0) {
			_.currentSlide = _.currentSlide - _.options.slidesToScroll;
		}

if (_.slideCount <= _.options.slidesToShow) {
			_.currentSlide = 0;
		}

_.registerBreakpoints();

_.setProps();
		_.setupInfinite();
		_.buildArrows();
		_.updateArrows();
		_.initArrowEvents();
		_.buildDots();
		_.updateDots();
		_.initDotEvents();
		_.cleanUpSlideEvents();
		_.initSlideEvents();

_.checkResponsive(false, true);

if (_.options.focusOnSelect === true) {
			$(_.$slideTrack).children().on('click.slick', _.selectHandler);
		}

_.setSlideClasses(typeof _.currentSlide === 'number' ? _.currentSlide : 0);

_.setPosition();
		_.focusHandler();

_.paused = !_.options.autoplay;
		_.autoPlay();

_.$slider.trigger('reInit', [_]);

};

Slick.prototype.resize = function() {

var _ = this;

if ($(window).width() !== _.windowWidth) {
			clearTimeout(_.windowDelay);
			_.windowDelay = window.setTimeout(function() {
				_.windowWidth = $(window).width();
				_.checkResponsive();
				if( !_.unslicked ) { _.setPosition(); }
			}, 50);
		}
	};

Slick.prototype.removeSlide = Slick.prototype.slickRemove = function(index, removeBefore, removeAll) {

var _ = this;

if (typeof(index) === 'boolean') {
			removeBefore = index;
			index = removeBefore === true ? 0 : _.slideCount - 1;
		} else {
			index = removeBefore === true ? --index : index;
		}

if (_.slideCount < 1 || index < 0 || index > _.slideCount - 1) {
			return false;
		}

_.unload();

if (removeAll === true) {
			_.$slideTrack.children().remove();
		} else {
			_.$slideTrack.children(this.options.slide).eq(index).remove();
		}

_.$slides = _.$slideTrack.children(this.options.slide);

_.$slideTrack.children(this.options.slide).detach();

_.$slideTrack.append(_.$slides);

_.$slidesCache = _.$slides;

_.reinit();

};

Slick.prototype.setCSS = function(position) {

var _ = this,
			positionProps = {},
			x, y;

if (_.options.rtl === true) {
			position = -position;
		}
		x = _.positionProp == 'left' ? Math.ceil(position) + 'px' : '0px';
		y = _.positionProp == 'top' ? Math.ceil(position) + 'px' : '0px';

positionProps[_.positionProp] = position;

if (_.transformsEnabled === false) {
			_.$slideTrack.css(positionProps);
		} else {
			positionProps = {};
			if (_.cssTransitions === false) {
				positionProps[_.animType] = 'translate(' + x + ', ' + y + ')';
				_.$slideTrack.css(positionProps);
			} else {
				positionProps[_.animType] = 'translate3d(' + x + ', ' + y + ', 0px)';
				_.$slideTrack.css(positionProps);
			}
		}

};

Slick.prototype.setDimensions = function() {

var _ = this;

if (_.options.vertical === false) {
			if (_.options.centerMode === true) {
				_.$list.css({
					padding: ('0px ' + _.options.centerPadding)
				});
			}
		} else {
			_.$list.height(_.$slides.first().outerHeight(true) * _.options.slidesToShow);
			if (_.options.centerMode === true) {
				_.$list.css({
					padding: (_.options.centerPadding + ' 0px')
				});
			}
		}

_.listWidth = _.$list.width();
		_.listHeight = _.$list.height();

if (_.options.vertical === false && _.options.variableWidth === false) {
			_.slideWidth = Math.ceil(_.listWidth / _.options.slidesToShow);
			_.$slideTrack.width(Math.ceil((_.slideWidth * _.$slideTrack.children('.slick-slide').length)));

} else if (_.options.variableWidth === true) {
			_.$slideTrack.width(5000 * _.slideCount);
		} else {
			_.slideWidth = Math.ceil(_.listWidth);
			_.$slideTrack.height(Math.ceil((_.$slides.first().outerHeight(true) * _.$slideTrack.children('.slick-slide').length)));
		}

var offset = _.$slides.first().outerWidth(true) - _.$slides.first().width();
		if (_.options.variableWidth === false) _.$slideTrack.children('.slick-slide').width(_.slideWidth - offset);

};

Slick.prototype.setFade = function() {

var _ = this,
			targetLeft;

_.$slides.each(function(index, element) {
			targetLeft = (_.slideWidth * index) * -1;
			if (_.options.rtl === true) {
				$(element).css({
					position: 'relative',
					right: targetLeft,
					top: 0,
					zIndex: _.options.zIndex - 2,
					opacity: 0
				});
			} else {
				$(element).css({
					position: 'relative',
					left: targetLeft,
					top: 0,
					zIndex: _.options.zIndex - 2,
					opacity: 0
				});
			}
		});

_.$slides.eq(_.currentSlide).css({
			zIndex: _.options.zIndex - 1,
			opacity: 1
		});

};

Slick.prototype.setHeight = function() {

var _ = this;

if (_.options.slidesToShow === 1 && _.options.adaptiveHeight === true && _.options.vertical === false) {
			var targetHeight = _.$slides.eq(_.currentSlide).outerHeight(true);
			_.$list.css('height', targetHeight);
		}

};

Slick.prototype.setOption =
		Slick.prototype.slickSetOption = function() {

/**
			 * accepts arguments in format of:
			 *
			 *  - for changing a single option's value:
			 *     .slick("setOption", option, value, refresh )
			 *
			 *  - for changing a set of responsive options:
			 *     .slick("setOption", 'responsive', [{}, ...], refresh )
			 *
			 *  - for updating multiple values at once (not responsive)
			 *     .slick("setOption", { 'option': value, ... }, refresh )
			 */

var _ = this, l, item, option, value, refresh = false, type;

if( $.type( arguments[0] ) === 'object' ) {

option =  arguments[0];
				refresh = arguments[1];
				type = 'multiple';

} else if ( $.type( arguments[0] ) === 'string' ) {

option =  arguments[0];
				value = arguments[1];
				refresh = arguments[2];

if ( arguments[0] === 'responsive' && $.type( arguments[1] ) === 'array' ) {

type = 'responsive';

} else if ( typeof arguments[1] !== 'undefined' ) {

type = 'single';

}

if ( type === 'single' ) {

_.options[option] = value;

} else if ( type === 'multiple' ) {

$.each( option , function( opt, val ) {

_.options[opt] = val;

});

} else if ( type === 'responsive' ) {

for ( item in value ) {

if( $.type( _.options.responsive ) !== 'array' ) {

_.options.responsive = [ value[item] ];

} else {

l = _.options.responsive.length-1;

// loop through the responsive object and splice out duplicates.
						while( l >= 0 ) {

if( _.options.responsive[l].breakpoint === value[item].breakpoint ) {

_.options.responsive.splice(l,1);

}

l--;

}

_.options.responsive.push( value[item] );

}

if ( refresh ) {

_.unload();
				_.reinit();

}

};

Slick.prototype.setPosition = function() {

var _ = this;

_.setDimensions();

_.setHeight();

if (_.options.fade === false) {
			_.setCSS(_.getLeft(_.currentSlide));
		} else {
			_.setFade();
		}

_.$slider.trigger('setPosition', [_]);

};

Slick.prototype.setProps = function() {

var _ = this,
			bodyStyle = document.body.style;

_.positionProp = _.options.vertical === true ? 'top' : 'left';

if (_.positionProp === 'top') {
			_.$slider.addClass('slick-vertical');
		} else {
			_.$slider.removeClass('slick-vertical');
		}

if (bodyStyle.WebkitTransition !== undefined ||
			bodyStyle.MozTransition !== undefined ||
			bodyStyle.msTransition !== undefined) {
			if (_.options.useCSS === true) {
				_.cssTransitions = true;
			}
		}

if ( _.options.fade ) {
			if ( typeof _.options.zIndex === 'number' ) {
				if( _.options.zIndex < 3 ) {
					_.options.zIndex = 3;
				}
			} else {
				_.options.zIndex = _.defaults.zIndex;
			}
		}

if (bodyStyle.OTransform !== undefined) {
			_.animType = 'OTransform';
			_.transformType = '-o-transform';
			_.transitionType = 'OTransition';
			if (bodyStyle.perspectiveProperty === undefined && bodyStyle.webkitPerspective === undefined) _.animType = false;
		}
		if (bodyStyle.MozTransform !== undefined) {
			_.animType = 'MozTransform';
			_.transformType = '-moz-transform';
			_.transitionType = 'MozTransition';
			if (bodyStyle.perspectiveProperty === undefined && bodyStyle.MozPerspective === undefined) _.animType = false;
		}
		if (bodyStyle.webkitTransform !== undefined) {
			_.animType = 'webkitTransform';
			_.transformType = '-webkit-transform';
			_.transitionType = 'webkitTransition';
			if (bodyStyle.perspectiveProperty === undefined && bodyStyle.webkitPerspective === undefined) _.animType = false;
		}
		if (bodyStyle.msTransform !== undefined) {
			_.animType = 'msTransform';
			_.transformType = '-ms-transform';
			_.transitionType = 'msTransition';
			if (bodyStyle.msTransform === undefined) _.animType = false;
		}
		if (bodyStyle.transform !== undefined && _.animType !== false) {
			_.animType = 'transform';
			_.transformType = 'transform';
			_.transitionType = 'transition';
		}
		_.transformsEnabled = _.options.useTransform && (_.animType !== null && _.animType !== false);
	};

Slick.prototype.setSlideClasses = function(index) {

var _ = this,
			centerOffset, allSlides, indexOffset, remainder;

allSlides = _.$slider
			.find('.slick-slide')
			.removeClass('slick-active slick-center slick-current')
			.attr('aria-hidden', 'true');

_.$slides
			.eq(index)
			.addClass('slick-current');

if (_.options.centerMode === true) {

var evenCoef = _.options.slidesToShow % 2 === 0 ? 1 : 0;

centerOffset = Math.floor(_.options.slidesToShow / 2);

if (_.options.infinite === true) {

if (index >= centerOffset && index <= (_.slideCount - 1) - centerOffset) {
					_.$slides
						.slice(index - centerOffset + evenCoef, index + centerOffset + 1)
						.addClass('slick-active')
						.attr('aria-hidden', 'false');

} else {

indexOffset = _.options.slidesToShow + index;
					allSlides
						.slice(indexOffset - centerOffset + 1 + evenCoef, indexOffset + centerOffset + 2)
						.addClass('slick-active')
						.attr('aria-hidden', 'false');

}

if (index === 0) {

allSlides
						.eq(allSlides.length - 1 - _.options.slidesToShow)
						.addClass('slick-center');

} else if (index === _.slideCount - 1) {

allSlides
						.eq(_.options.slidesToShow)
						.addClass('slick-center');

}

_.$slides
				.eq(index)
				.addClass('slick-center');

} else {

if (index >= 0 && index <= (_.slideCount - _.options.slidesToShow)) {

_.$slides
					.slice(index, index + _.options.slidesToShow)
					.addClass('slick-active')
					.attr('aria-hidden', 'false');

} else if (allSlides.length <= _.options.slidesToShow) {

allSlides
					.addClass('slick-active')
					.attr('aria-hidden', 'false');

} else {

remainder = _.slideCount % _.options.slidesToShow;
				indexOffset = _.options.infinite === true ? _.options.slidesToShow + index : index;

if (_.options.slidesToShow == _.options.slidesToScroll && (_.slideCount - index) < _.options.slidesToShow) {

allSlides
						.slice(indexOffset - (_.options.slidesToShow - remainder), indexOffset + remainder)
						.addClass('slick-active')
						.attr('aria-hidden', 'false');

} else {

allSlides
						.slice(indexOffset, indexOffset + _.options.slidesToShow)
						.addClass('slick-active')
						.attr('aria-hidden', 'false');

}

if (_.options.lazyLoad === 'ondemand' || _.options.lazyLoad === 'anticipated') {
			_.lazyLoad();
		}
	};

Slick.prototype.setupInfinite = function() {

var _ = this,
			i, slideIndex, infiniteCount;

if (_.options.fade === true) {
			_.options.centerMode = false;
		}

if (_.options.infinite === true && _.options.fade === false) {

slideIndex = null;

if (_.slideCount > _.options.slidesToShow) {

if (_.options.centerMode === true) {
					infiniteCount = _.options.slidesToShow + 1;
				} else {
					infiniteCount = _.options.slidesToShow;
				}

for (i = _.slideCount; i > (_.slideCount -
					infiniteCount); i -= 1) {
					slideIndex = i - 1;
					$(_.$slides[slideIndex]).clone(true).attr('id', '')
						.attr('data-slick-index', slideIndex - _.slideCount)
						.prependTo(_.$slideTrack).addClass('slick-cloned');
				}
				for (i = 0; i < infiniteCount  + _.slideCount; i += 1) {
					slideIndex = i;
					$(_.$slides[slideIndex]).clone(true).attr('id', '')
						.attr('data-slick-index', slideIndex + _.slideCount)
						.appendTo(_.$slideTrack).addClass('slick-cloned');
				}
				_.$slideTrack.find('.slick-cloned').find('[id]').each(function() {
					$(this).attr('id', '');
				});

}

};

Slick.prototype.interrupt = function( toggle ) {

var _ = this;

if( !toggle ) {
			_.autoPlay();
		}
		_.interrupted = toggle;

};

Slick.prototype.selectHandler = function(event) {

var _ = this;

var targetElement =
			$(event.target).is('.slick-slide') ?
				$(event.target) :
				$(event.target).parents('.slick-slide');

var index = parseInt(targetElement.attr('data-slick-index'));

if (!index) index = 0;

if (_.slideCount <= _.options.slidesToShow) {

_.slideHandler(index, false, true);
			return;

}

_.slideHandler(index);

};

Slick.prototype.slideHandler = function(index, sync, dontAnimate) {

var targetSlide, animSlide, oldSlide, slideLeft, targetLeft = null,
			_ = this, navTarget;

sync = sync || false;

if (_.animating === true && _.options.waitForAnimate === true) {
			return;
		}

if (_.options.fade === true && _.currentSlide === index) {
			return;
		}

if (sync === false) {
			_.asNavFor(index);
		}

targetSlide = index;
		targetLeft = _.getLeft(targetSlide);
		slideLeft = _.getLeft(_.currentSlide);

_.currentLeft = _.swipeLeft === null ? slideLeft : _.swipeLeft;

if (_.options.infinite === false && _.options.centerMode === false && (index < 0 || index > _.getDotCount() * _.options.slidesToScroll)) {
			if (_.options.fade === false) {
				targetSlide = _.currentSlide;
				if (dontAnimate !== true && _.slideCount > _.options.slidesToShow) {
					_.animateSlide(slideLeft, function() {
						_.postSlide(targetSlide);
					});
				} else {
					_.postSlide(targetSlide);
				}
			}
			return;
		} else if (_.options.infinite === false && _.options.centerMode === true && (index < 0 || index > (_.slideCount - _.options.slidesToScroll))) {
			if (_.options.fade === false) {
				targetSlide = _.currentSlide;
				if (dontAnimate !== true && _.slideCount > _.options.slidesToShow) {
					_.animateSlide(slideLeft, function() {
						_.postSlide(targetSlide);
					});
				} else {
					_.postSlide(targetSlide);
				}
			}
			return;
		}

if ( _.options.autoplay ) {
			clearInterval(_.autoPlayTimer);
		}

if (targetSlide < 0) {
			if (_.slideCount % _.options.slidesToScroll !== 0) {
				animSlide = _.slideCount - (_.slideCount % _.options.slidesToScroll);
			} else {
				animSlide = _.slideCount + targetSlide;
			}
		} else if (targetSlide >= _.slideCount) {
			if (_.slideCount % _.options.slidesToScroll !== 0) {
				animSlide = 0;
			} else {
				animSlide = targetSlide - _.slideCount;
			}
		} else {
			animSlide = targetSlide;
		}

_.animating = true;

_.$slider.trigger('beforeChange', [_, _.currentSlide, animSlide]);

oldSlide = _.currentSlide;
		_.currentSlide = animSlide;

_.setSlideClasses(_.currentSlide);

if ( _.options.asNavFor ) {

navTarget = _.getNavTarget();
			navTarget = navTarget.slick('getSlick');

if ( navTarget.slideCount <= navTarget.options.slidesToShow ) {
				navTarget.setSlideClasses(_.currentSlide);
			}

}

_.updateDots();
		_.updateArrows();

if (_.options.fade === true) {
			if (dontAnimate !== true) {

_.fadeSlideOut(oldSlide);

_.fadeSlide(animSlide, function() {
					_.postSlide(animSlide);
				});

} else {
				_.postSlide(animSlide);
			}
			_.animateHeight();
			return;
		}

if (dontAnimate !== true && _.slideCount > _.options.slidesToShow) {
			_.animateSlide(targetLeft, function() {
				_.postSlide(animSlide);
			});
		} else {
			_.postSlide(animSlide);
		}

};

Slick.prototype.startLoad = function() {

var _ = this;

if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {

_.$prevArrow.hide();
			_.$nextArrow.hide();

}

if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {

_.$dots.hide();

}

_.$slider.addClass('slick-loading');

};

Slick.prototype.swipeDirection = function() {

var xDist, yDist, r, swipeAngle, _ = this;

xDist = _.touchObject.startX - _.touchObject.curX;
		yDist = _.touchObject.startY - _.touchObject.curY;
		r = Math.atan2(yDist, xDist);

swipeAngle = Math.round(r * 180 / Math.PI);
		if (swipeAngle < 0) {
			swipeAngle = 360 - Math.abs(swipeAngle);
		}

if ((swipeAngle <= 45) && (swipeAngle >= 0)) {
			return (_.options.rtl === false ? 'left' : 'right');
		}
		if ((swipeAngle <= 360) && (swipeAngle >= 315)) {
			return (_.options.rtl === false ? 'left' : 'right');
		}
		if ((swipeAngle >= 135) && (swipeAngle <= 225)) {
			return (_.options.rtl === false ? 'right' : 'left');
		}
		if (_.options.verticalSwiping === true) {
			if ((swipeAngle >= 35) && (swipeAngle <= 135)) {
				return 'down';
			} else {
				return 'up';
			}
		}

return 'vertical';

};

Slick.prototype.swipeEnd = function(event) {

var _ = this,
			slideCount,
			direction;

_.dragging = false;
		_.swiping = false;

if (_.scrolling) {
			_.scrolling = false;
			return false;
		}

_.interrupted = false;
		_.shouldClick = ( _.touchObject.swipeLength > 10 ) ? false : true;

if ( _.touchObject.curX === undefined ) {
			return false;
		}

if ( _.touchObject.edgeHit === true ) {
			_.$slider.trigger('edge', [_, _.swipeDirection() ]);
		}

if ( _.touchObject.swipeLength >= _.touchObject.minSwipe ) {

direction = _.swipeDirection();

switch ( direction ) {

case 'left':
				case 'down':

slideCount =
						_.options.swipeToSlide ?
							_.checkNavigable( _.currentSlide + _.getSlideCount() ) :
							_.currentSlide + _.getSlideCount();

_.currentDirection = 0;

break;

case 'right':
				case 'up':

slideCount =
						_.options.swipeToSlide ?
							_.checkNavigable( _.currentSlide - _.getSlideCount() ) :
							_.currentSlide - _.getSlideCount();

_.currentDirection = 1;

break;

default:

}

if( direction != 'vertical' ) {

_.slideHandler( slideCount );
				_.touchObject = {};
				_.$slider.trigger('swipe', [_, direction ]);

}

} else {

if ( _.touchObject.startX !== _.touchObject.curX ) {

_.slideHandler( _.currentSlide );
				_.touchObject = {};

}

};

Slick.prototype.swipeHandler = function(event) {

var _ = this;

if ((_.options.swipe === false) || ('ontouchend' in document && _.options.swipe === false)) {
			return;
		} else if (_.options.draggable === false && event.type.indexOf('mouse') !== -1) {
			return;
		}

_.touchObject.fingerCount = event.originalEvent && event.originalEvent.touches !== undefined ?
			event.originalEvent.touches.length : 1;

_.touchObject.minSwipe = _.listWidth / _.options
			.touchThreshold;

if (_.options.verticalSwiping === true) {
			_.touchObject.minSwipe = _.listHeight / _.options
				.touchThreshold;
		}

switch (event.data.action) {

case 'start':
				_.swipeStart(event);
				break;

case 'move':
				_.swipeMove(event);
				break;

case 'end':
				_.swipeEnd(event);
				break;

}

};

Slick.prototype.swipeMove = function(event) {

var _ = this,
			edgeWasHit = false,
			curLeft, swipeDirection, swipeLength, positionOffset, touches, verticalSwipeLength;

touches = event.originalEvent !== undefined ? event.originalEvent.touches : null;

if (!_.dragging || _.scrolling || touches && touches.length !== 1) {
			return false;
		}

curLeft = _.getLeft(_.currentSlide);

_.touchObject.curX = touches !== undefined ? touches[0].pageX : event.clientX;
		_.touchObject.curY = touches !== undefined ? touches[0].pageY : event.clientY;

_.touchObject.swipeLength = Math.round(Math.sqrt(
			Math.pow(_.touchObject.curX - _.touchObject.startX, 2)));

verticalSwipeLength = Math.round(Math.sqrt(
			Math.pow(_.touchObject.curY - _.touchObject.startY, 2)));

if (!_.options.verticalSwiping && !_.swiping && verticalSwipeLength > 4) {
			_.scrolling = true;
			return false;
		}

if (_.options.verticalSwiping === true) {
			_.touchObject.swipeLength = verticalSwipeLength;
		}

swipeDirection = _.swipeDirection();

if (event.originalEvent !== undefined && _.touchObject.swipeLength > 4) {
			_.swiping = true;
			event.preventDefault();
		}

positionOffset = (_.options.rtl === false ? 1 : -1) * (_.touchObject.curX > _.touchObject.startX ? 1 : -1);
		if (_.options.verticalSwiping === true) {
			positionOffset = _.touchObject.curY > _.touchObject.startY ? 1 : -1;
		}

swipeLength = _.touchObject.swipeLength;

_.touchObject.edgeHit = false;

if (_.options.infinite === false) {
			if ((_.currentSlide === 0 && swipeDirection === 'right') || (_.currentSlide >= _.getDotCount() && swipeDirection === 'left')) {
				swipeLength = _.touchObject.swipeLength * _.options.edgeFriction;
				_.touchObject.edgeHit = true;
			}
		}

if (_.options.vertical === false) {
			_.swipeLeft = curLeft + swipeLength * positionOffset;
		} else {
			_.swipeLeft = curLeft + (swipeLength * (_.$list.height() / _.listWidth)) * positionOffset;
		}
		if (_.options.verticalSwiping === true) {
			_.swipeLeft = curLeft + swipeLength * positionOffset;
		}

if (_.options.fade === true || _.options.touchMove === false) {
			return false;
		}

if (_.animating === true) {
			_.swipeLeft = null;
			return false;
		}

_.setCSS(_.swipeLeft);

};

Slick.prototype.swipeStart = function(event) {

var _ = this,
			touches;

_.interrupted = true;

if (_.touchObject.fingerCount !== 1 || _.slideCount <= _.options.slidesToShow) {
			_.touchObject = {};
			return false;
		}

if (event.originalEvent !== undefined && event.originalEvent.touches !== undefined) {
			touches = event.originalEvent.touches[0];
		}

_.touchObject.startX = _.touchObject.curX = touches !== undefined ? touches.pageX : event.clientX;
		_.touchObject.startY = _.touchObject.curY = touches !== undefined ? touches.pageY : event.clientY;

_.dragging = true;

};

Slick.prototype.unfilterSlides = Slick.prototype.slickUnfilter = function() {

var _ = this;

if (_.$slidesCache !== null) {

_.unload();

_.$slideTrack.children(this.options.slide).detach();

_.$slidesCache.appendTo(_.$slideTrack);

_.reinit();

}

};

Slick.prototype.unload = function() {

var _ = this;

$('.slick-cloned', _.$slider).remove();

if (_.$dots) {
			_.$dots.remove();
		}

if (_.$prevArrow && _.htmlExpr.test(_.options.prevArrow)) {
			_.$prevArrow.remove();
		}

if (_.$nextArrow && _.htmlExpr.test(_.options.nextArrow)) {
			_.$nextArrow.remove();
		}

_.$slides
			.removeClass('slick-slide slick-active slick-visible slick-current')
			.attr('aria-hidden', 'true')
			.css('width', '');

};

Slick.prototype.unslick = function(fromBreakpoint) {

var _ = this;
		_.$slider.trigger('unslick', [_, fromBreakpoint]);
		_.destroy();

};

Slick.prototype.updateArrows = function() {

var _ = this,
			centerOffset;

centerOffset = Math.floor(_.options.slidesToShow / 2);

if ( _.options.arrows === true &&
			_.slideCount > _.options.slidesToShow &&
			!_.options.infinite ) {

_.$prevArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');
			_.$nextArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');

if (_.currentSlide === 0) {

_.$prevArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
				_.$nextArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');

} else if (_.currentSlide >= _.slideCount - _.options.slidesToShow && _.options.centerMode === false) {

_.$nextArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
				_.$prevArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');

} else if (_.currentSlide >= _.slideCount - 1 && _.options.centerMode === true) {

_.$nextArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
				_.$prevArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');

}

};

Slick.prototype.updateDots = function() {

var _ = this;

if (_.$dots !== null) {

_.$dots
				.find('li')
				.removeClass('slick-active')
				.end();

_.$dots
				.find('li')
				.eq(Math.floor(_.currentSlide / _.options.slidesToScroll))
				.addClass('slick-active');

}

};

Slick.prototype.visibility = function() {

var _ = this;

if ( _.options.autoplay ) {

if ( document[_.hidden] ) {

_.interrupted = true;

} else {

_.interrupted = false;

}

};

$.fn.slick = function() {
		var _ = this,
			opt = arguments[0],
			args = Array.prototype.slice.call(arguments, 1),
			l = _.length,
			i,
			ret;
		for (i = 0; i < l; i++) {
			if (typeof opt == 'object' || typeof opt == 'undefined')
				_[i].slick = new Slick(_[i], opt);
			else
				ret = _[i].slick[opt].apply(_[i].slick, args);
			if (typeof ret != 'undefined') return ret;
		}
		return _;
	};

}));