/**
 * Core for Shower HTML presentation engine
 * shower-core v2.0.7, https://github.com/shower/core
 * @copyright 2010–2016 Vadim Makeev, http://pepelsbey.net/
 * @license MIT
 */
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a,b=this._shower,c=window.location.hash.substr(1),d=b.player.getCurrentSlide(),e=b.player.getCurrentSlideIndex();this._isSlideMode()&&e===-1?b.player.go(0):e===-1&&""!==window.location.hash&&b.player.go(0),d&&c!==d.getId()&&(a=this._getSlideById(c),b.player.go(a.index))},_setTitle:function(){var a=document.title,b=this._isSlideMode(),c=this._shower.player.getCurrentSlide();if(b&&c){var d=c.getTitle();document.title=d?d+" — "+this._documentTitle:this._documentTitle}else this._documentTitle!==a&&(document.title=this._documentTitle)}}),a(e)}),shower.modules.define("shower.Player",["Emitter","util.bound","util.extend"],function(a,b,c,d){function e(a){this.events=new 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this.go(this._shower.getSlidesCount()-1),this},go:function(a){"number"!=typeof a&&(a=this._shower.getSlideIndex(a));var b=this._shower.getSlidesCount(),c=this._currentSlide;return a!=this._currentSlideNumber&&a<b&&a>=0&&(c&&c.isActive()&&c.deactivate(),c=this._shower.get(a),this._currentSlide=c,this._currentSlideNumber=a,c.isActive()||c.activate(),this.events.emit("activate",{index:a,slide:c})),this},getCurrentSlide:function(){return this._currentSlide},getCurrentSlideIndex:function(){return this._currentSlideNumber},_onPrev:function(){this._changeSlide(this._currentSlideNumber-1)},_onNext:function(){this._changeSlide(this._currentSlideNumber+1)},_changeSlide:function(a){this.go(a)},_onSlideAdd:function(a){var b=a.get("slide");b.events.on("activate",this._onSlideActivate,this)},_onSlideRemove:function(a){var b=a.get("slide");b.events.off("activate",this._onSlideActivate,this)},_onSlideActivate:function(a){var b=a.get("slide"),c=this._shower.getSlideIndex(b);this.go(c)},_onKeyDown:function(a){if(this._shower.isHotkeysEnabled()&&!/^(?:button|input|select|textarea)$/i.test(a.target.tagName))switch(this.events.emit("keydown",{event:a}),a.which){case 33:case 38:case 37:case 72:case 75:if(a.altKey||a.ctrlKey||a.metaKey)return;a.preventDefault(),this.prev();break;case 34:case 40:case 39:case 76:case 74:if(a.altKey||a.ctrlKey||a.metaKey)return;a.preventDefault(),this.next();break;case 36:a.preventDefault(),this.first();break;case 35:a.preventDefault(),this.last();break;case 32:this._shower.container.isSlideMode()&&(a.shiftKey?this.prev():this.next())}},_onSlideModeEnter:function(){this._currentSlide||this.go(0)}}),a(e)}),shower.modules.define("shower.slidesParser",["Slide"],function(a,b){function c(a,c){var d=a.querySelectorAll(c);return d=Array.prototype.slice.call(d),d.map(function(a,c){var d=new b(a);return a.id||(a.id=c+1),d})}a(c)}),shower.modules.define("Slide",["shower.defaultOptions","Emitter","Options","slide.Layout","slide.layoutFactory","util.Store","util.extend"],function(a,b,c,d,e,f,g,h){function i(a,b,e){this.events=new c,this.options=new d(b),this.layout=null,this.state=new g({visited:0,index:null},e),this._content=a,this._isVisited=this.state.get("visited")>0,this._isActive=!1,this.init()}h(i.prototype,{init:function(){this.layout="string"==typeof this._content?new f.createLayout({content:this._content}):new e(this._content,this.options),this.layout.setParent(this),this._setupListeners()},destroy:function(){this._clearListeners(),this._isActive=null,this.options=null,this.layout.destroy()},activate:function(){this._isActive=!0;var a=this.state.get("visited");return this.state.set("visited",++a),this.events.emit("activate",{slide:this}),this},deactivate:function(){return this._isActive=!1,this.events.emit("deactivate",{slide:this}),this},isActive:function(){return this._isActive},isVisited:function(){return this.state.get("visited")>0},getTitle:function(){return this.layout.getTitle()},setTitle:function(a){return this.layout.setTitle(a),this},getId:function(){return this.layout.getElement().id},getContent:function(){return this.layout.getContent()},_setupListeners:function(){this.layoutListeners=this.layout.events.group().on("click",this._onSlideClick,this)},_clearListeners:function(){this.layoutListeners.offAll()},_onSlideClick:function(){this.activate(),this.events.emit("click",{slide:this})}}),a(i)}),shower.modules.define("slide.Layout",["Options","shower.defaultOptions","Emitter","util.bound","util.extend"],function(a,b,c,d,e,f){function g(a,e){this.options=new b({title_element_selector:c.slide_title_element_selector,active_classname:c.slide_active_classname,visited_classname:c.slide_visited_classname},e),this.events=new d,this._element=a,this._parent=null,this._parentElement=null,this.init()}f(g.prototype,{init:function(){var a=this._element.parentNode;a?this._parentElement=a:this.setParentElement(a)},destroy:function(){this.setParent(null)},setParent:function(a){this._parent!=a&&(this._clearListeners(),this._parent=a,this._parent&&this._setupListeners(),this.events.emit("parentchange",{parent:a}))},getParent:function(){return this._parent},setParentElement:function(a){a!=this._parentElement&&(this._parentElement=a,a.appendChild(this._element),this.events.emit("parentelementchange",{parentElement:a}))},getParentElement:function(){return this._parentElement},getElement:function(){return this._element},setTitle:function(a){var b=this.options.get("title_element_selector"),c=this._element.querySelector(b);c?c.innerHTML=a:(c=document.createElement(b),c.innerHTML=a,this._element.insertBefore(c,this._element.firstChild))},getTitle:function(){var a=this.options.get("title_element_selector"),b=this._element.querySelector(a);return b?b.textContent:null},getData:function(a){var b=this._element;return b.dataset?b.dataset[a]:b.getAttribute("data-"+a)},getContent:function(){return this._element.innerHTML},_setupListeners:function(){this._slideListeners=this._parent.events.group().on("activate",this._onSlideActivate,this).on("deactivate",this._onSlideDeactivate,this),this._element.addEventListener("click",e(this,"_onSlideClick"),!1)},_clearListeners:function(){this._slideListeners&&this._slideListeners.offAll(),this._element.removeEventListener("click",e(this,"_onSlideClick"))},_onSlideActivate:function(){this._element.classList.add(this.options.get("active_classname"))},_onSlideDeactivate:function(){var a=this._element.classList;a.remove(this.options.get("active_classname")),a.add(this.options.get("visited_classname"))},_onSlideClick:function(){this.events.emit("click")}}),a(g)}),shower.modules.define("slide.layoutFactory",["slide.Layout","util.extend"],function(a,b,c){var d={};c(d,{createLayout:function(a){a=a||{};var e=d._createElement(c({content:"",contentType:"slide"},a));return new b(e)},_createElement:function(a){var b=document.createElement("section");return b.innerHTML=a.content,b.classList.add(a.contentType),b}}),a(d)}),shower.modules.define("util.bound",function(a){function b(a,b){return a["__bound_"+b]||(a["__bound_"+b]=a[b].bind(a))}a(b)}),shower.modules.define("util.extend",function(a){function b(a){if(!a)throw new Error("util.extend: Target not found");return"undefined"==typeof Object.assign?c.apply(null,arguments):Object.assign.apply(null,arguments)}function c(a){for(var b=1,c=arguments.length;b<c;b++){var d=arguments[b];for(var e in d)d.hasOwnProperty(e)&&(a[e]=d[e])}return a}a(b)}),shower.modules.define("util.inherit",["util.extend"],function(a,b){var c=function(a,c,d){return a.prototype=Object.create(c.prototype),a.prototype.constructor=a,a.super=c.prototype,a.super.constructor=c,d&&b(a.prototype,d),a.prototype};a(c)}),shower.modules.define("util.SessionStore",["util.Store","util.inherit"],function(a,b,c){function d(a,b){this._storageKey=a;var c=this._loadFromStorage()||b;d.super.constructor.call(this,c)}c(d,b,{set:function(a,b){d.super.set.call(this,a,b),this._saveToStorage()},unset:function(a){d.super.unset.call(this,a),this._saveToStorage()},_saveToStorage:function(){window.sessionStorage.setItem(this._storageKey,JSON.stringify(this.getAll()))},_loadFromStorage:function(){var a=window.sessionStorage.getItem(this._storageKey);return a&&JSON.parse(a)}}),a(d)}),shower.modules.define("util.Store",["util.extend"],function(a,b){function c(a){this._data=a||{};for(var c=1,d=arguments.length;c<d;c++)b(this._data,arguments[c]||{})}b(c.prototype,{get:function(a,b){return this._data.hasOwnProperty(a)?this._data[a]:b},getAll:function(){return b({},this._data)},set:function(a,b){return this._data[a]=b,this},unset:function(a){if(!this._data.hasOwnProperty(a))throw new Error(a+" not found.");return delete this._data[a],this},destroy:function(){this._data={}}}),a(c)}),shower.modules.define("shower-next",["shower","Emitter","util.extend"],function(a,b,c,d){function e(a,b){b=b||{},this.events=new c({context:this}),this._shower=a,this._elementsSelector=b.selector||g,this._elements=[],this._innerComplete=0,this._setupListeners(),this._shower.player.getCurrentSlideIndex()!=-1&&this._onSlideActivate()}var f="shower-timer",g=".next";d(e.prototype,{destroy:function(){this._clearListeners(),this._elements=null,this._elementsSelector=null,this._innerComplete=null,this._shower=null},next:function(){if(!this._elements.length)throw new Error("Inner nav elements not found.");return this._innerComplete++,this._go(),this.events.emit("next"),this},prev:function(){if(!this._elements.length)throw new Error("Inner nav elements not found.");return this._innerComplete--,this._go(),this.events.emit("prev"),this},getLength:function(){return this._elements=this._getElements(),this._elements.length},getComplete:function(){return this._innerComplete},_setupListeners:function(){var a=this._shower;this._showerListeners=a.events.group().on("destroy",this.destroy,this),this._playerListeners=a.player.events.group().on("activate",this._onSlideActivate,this).on("next",this._onNext,this).on("prev",this._onPrev,this);var c=b.plugins.get(f,a);c?this._setupTimerPluginListener(c):this._pluginsListeners=b.plugins.events.group().on("add",function(a){a.get("name")===f&&(this._setupTimerPluginListener(),this._pluginsListeners.offAll())},this)},_setupTimerPluginListener:function(a){if(!a){b.plugins.get(f,this._shower)}a.events.on("next",this._onNext,this,100)},_clearListeners:function(){this._showerListeners.offAll(),this._playerListeners.offAll(),this._pluginsListeners&&this._pluginsListeners.offAll()},_getElements:function(){var a=this._shower.player.getCurrentSlide().layout,b=a.getElement();return Array.prototype.slice.call(b.querySelectorAll(this._elementsSelector))},_onNext:function(a){var b=this._elements.length,c=this._shower.container.isSlideMode();c&&b&&this._innerComplete<b&&(a.preventDefault(),this.next())},_onPrev:function(a){var b=this._elements.length,c=(this._shower.container.isSlideMode(),this._innerComplete);b&&c<b&&c>0&&(a.preventDefault(),this.prev())},_go:function(){for(var a=0,b=this._elements.length;a<b;a++){var c=this._elements[a];a<this._innerComplete?c.classList.add("active"):c.classList.remove("active")}},_onSlideActivate:function(){this._elements=this._getElements(),this._innerComplete=this._getInnerComplete()},_getInnerComplete:function(){return this._elements.filter(function(a){return a.classList.contains("active")}).length}}),a(e)}),shower.modules.require(["shower"],function(a){a.plugins.add("shower-next")}),shower.modules.define("shower-progress",["util.extend"],function(a,b){function c(a,b){b=b||{},this._shower=a,this._playerListeners=null,this._element=null,this._elementSelector=b.selector||".progress";var c=this._shower.container.getElement();this._element=c.querySelector(this._elementSelector),
this._element&&(this._setupListeners(),this._element.setAttribute("role","progressbar"),this._element.setAttribute("aria-valuemin","0"),this._element.setAttribute("aria-valuemax","100"),this.updateProgress())}b(c.prototype,{destroy:function(){this._clearListeners(),this._shower=null},updateProgress:function(){var a=this._shower.getSlidesCount(),b=this._shower.player.getCurrentSlideIndex(),c=100/(a-1)*b;this._element&&(this._element.style.width=c.toFixed(2)+"%",this._element.setAttribute("aria-valuenow",c.toFixed()),this._element.setAttribute("aria-valuetext","Slideshow Progress: "+c.toFixed()+"%"))},_setupListeners:function(){var a=this._shower;this._showerListeners=a.events.group().on("destroy",this.destroy,this),this._playerListeners=a.player.events.group().on("activate",this._onSlideChange,this)},_clearListeners:function(){this._showerListeners&&this._showerListeners.offAll(),this._playerListeners&&this._playerListeners.offAll()},_onSlideChange:function(){this.updateProgress()}}),a(c)}),shower.modules.require(["shower"],function(a){a.plugins.add("shower-progress")}),shower.modules.define("shower-timer",["shower","Emitter","util.extend"],function(a,b,c,d){function e(a){this.events=new c,this._shower=a,this._timer=null,this._showerListeners=null,this._playerListeners=null,this._pluginsListeners=null,this._setupListeners()}var f="shower-next";d(e.prototype,{destroy:function(){this._clearTimer(),this._clearListeners(),this._shower=null},run:function(a){this._initTimer(a)},stop:function(){this._clearTimer()},_setupListeners:function(){var a=this._shower;this.events.on("next",this._onNext,this),this._showerListeners=a.events.group().on("destroy",this.destroy,this),this._playerListeners=a.player.events.group().on("keydown",this._clearTimer,this).on("activate",this._onSlideActivate,this),this._nextPlugin=b.plugins.get(f,a),this._nextPlugin||(this._pluginsListeners=a.plugins.events.group().on("pluginadd",function(b){b.get("name")===f&&(this._nextPlugin=a.plugins.get(f),this._pluginsListeners.offAll())},this)),a.player.getCurrentSlideIndex()!=-1&&this._onSlideActivate()},_clearListeners:function(){this._showerListeners.offAll(),this._playerListeners.offAll()},_onSlideActivate:function(){this._clearTimer();var a=this._shower.player.getCurrentSlide();if(this._shower.container.isSlideMode()&&a.state.get("visited")<2){var b=a.layout.getData("timing");b&&/^(\d{1,2}:)?\d{1,3}$/.test(b)&&(b.indexOf(":")!==-1?(b=b.split(":"),b=1e3*(60*parseInt(b[0],10)+parseInt(b[1],10))):b=1e3*parseInt(b,10),0!==b&&this._initTimer(b))}},_initTimer:function(a){var b=this.events,c=(this._shower,this._nextPlugin);c&&c.getLength()&&c.getLength()!=c.getComplete()&&(a/=c.getLength()+1),this._timer=setInterval(function(){b.emit("next")},a)},_clearTimer:function(){this._timer&&(clearInterval(this._timer),this._timer=null)},_onNext:function(){this._clearTimer(),this._shower.player.next()}}),a(e)}),shower.modules.require(["shower"],function(a){a.plugins.add("shower-timer")}),shower.modules.define("shower-touch",["util.extend"],function(a,b){function c(a,b){b=b||{},this._shower=a,this._setupListeners()}var d=["VIDEO","AUDIO","A","BUTTON","INPUT"];b(c.prototype,{destroy:function(){this._clearListeners(),this._shower=null},_setupListeners:function(){var a=this._shower;this._showerListeners=a.events.group().on("add",this._onSlideAdd,this),this._bindedTouchStart=this._onTouchStart.bind(this),this._bindedTouchMove=this._onTouchMove.bind(this),this._shower.getSlides().forEach(this._addTouchStartListener,this),document.addEventListener("touchmove",this._bindedTouchMove,!0)},_clearListeners:function(){this._showerListeners.offAll(),this._shower.getSlides().forEach(this._removeTouchStartListener,this),document.removeEventListener("touchmove",this._bindedTouchMove,!1)},_onSlideAdd:function(a){var b=a.get("slide");this._addTouchStartListener(b)},_addTouchStartListener:function(a){var b=a.layout.getElement();b.addEventListener("touchstart",this._bindedTouchStart,!1)},_removeTouchStartListener:function(a){var b=a.layout.getElement();b.removeEventListener("touchstart",this._bindedTouchStart,!1)},_onTouchStart:function(a){var b,c=this._shower,d=c.container.isSlideMode(),e=a.target,f=this._getSlideByElement(a.currentTarget);f&&(d&&!this._isInteractiveElement(e)&&(a.preventDefault(),b=a.touches[0].pageX,b>window.innerWidth/2?c.player.next():c.player.prev()),d||f.activate())},_onTouchMove:function(a){this._shower.container.isSlideMode()&&a.preventDefault()},_getSlideByElement:function(a){for(var b=this._shower.getSlides(),c=null,d=0,e=b.length;d<e;d++)if(a.id===b[d].getId()){c=this._shower.get(d);break}return c},_isInteractiveElement:function(a){return d.some(function(b){return b===a.tagName})}}),a(c)}),shower.modules.require(["shower"],function(a){a.plugins.add("shower-touch")});