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e.hide();e.timeout=setTimeout(function(){"out"==e.hoverState&&e.hide()},e.options.delay.hide)}},m.prototype.show=function(){var t=g.Event("show.bs."+this.type);if(this.hasContent()&&this.enabled){this.$element.trigger(t);var e=g.contains(this.$element[0].ownerDocument.documentElement,this.$element[0]);if(t.isDefaultPrevented()||!e)return;var i=this,o=this.tip(),n=this.getUID(this.type);this.setContent(),o.attr("id",n),this.$element.attr("aria-describedby",n),this.options.animation&&o.addClass("fade");var s="function"==typeof this.options.placement?this.options.placement.call(this,o[0],this.$element[0]):this.options.placement,a=/\s?auto?\s?/i,r=a.test(s);r&&(s=s.replace(a,"")||"top"),o.detach().css({top:0,left:0,display:"block"}).addClass(s).data("bs."+this.type,this),this.options.container?o.appendTo(g(document).find(this.options.container)):o.insertAfter(this.$element),this.$element.trigger("inserted.bs."+this.type);var l=this.getPosition(),h=o[0].offsetWidth,d=o[0].offsetHeight;if(r){var p=s,c=this.getPosition(this.$viewport);s="bottom"==s&&l.bottom+d>c.bottom?"top":"top"==s&&l.top-d<c.top?"bottom":"right"==s&&l.right+h>c.width?"left":"left"==s&&l.left-h<c.left?"right":s,o.removeClass(p).addClass(s)}var f=this.getCalculatedOffset(s,l,h,d);this.applyPlacement(f,s);var u=function(){var t=i.hoverState;i.$element.trigger("shown.bs."+i.type),i.hoverState=null,"out"==t&&i.leave(i)};g.support.transition&&this.$tip.hasClass("fade")?o.one("bsTransitionEnd",u).emulateTransitionEnd(m.TRANSITION_DURATION):u()}},m.prototype.applyPlacement=function(t,e){var i=this.tip(),o=i[0].offsetWidth,n=i[0].offsetHeight,s=parseInt(i.css("margin-top"),10),a=parseInt(i.css("margin-left"),10);isNaN(s)&&(s=0),isNaN(a)&&(a=0),t.top+=s,t.left+=a,g.offset.setOffset(i[0],g.extend({using:function(t){i.css({top:Math.round(t.top),left:Math.round(t.left)})}},t),0),i.addClass("in");var r=i[0].offsetWidth,l=i[0].offsetHeight;"top"==e&&l!=n&&(t.top=t.top+n-l);var h=this.getViewportAdjustedDelta(e,t,r,l);h.left?t.left+=h.left:t.top+=h.top;var d=/top|bottom/.test(e),p=d?2*h.left-o+r:2*h.top-n+l,c=d?"offsetWidth":"offsetHeight";i.offset(t),this.replaceArrow(p,i[0][c],d)},m.prototype.replaceArrow=function(t,e,i){this.arrow().css(i?"left":"top",50*(1-t/e)+"%").css(i?"top":"left","")},m.prototype.setContent=function(){var t=this.tip(),e=this.getTitle();this.options.html?(this.options.sanitize&&(e=n(e,this.options.whiteList,this.options.sanitizeFn)),t.find(".tooltip-inner").html(e)):t.find(".tooltip-inner").text(e),t.removeClass("fade in top bottom left right")},m.prototype.hide=function(t){var e=this,i=g(this.$tip),o=g.Event("hide.bs."+this.type);function n(){"in"!=e.hoverState&&i.detach(),e.$element&&e.$element.removeAttr("aria-describedby").trigger("hidden.bs."+e.type),t&&t()}if(this.$element.trigger(o),!o.isDefaultPrevented())return i.removeClass("in"),g.support.transition&&i.hasClass("fade")?i.one("bsTransitionEnd",n).emulateTransitionEnd(m.TRANSITION_DURATION):n(),this.hoverState=null,this},m.prototype.fixTitle=function(){var t=this.$element;(t.attr("title")||"string"!=typeof t.attr("data-original-title"))&&t.attr("data-original-title",t.attr("title")||"").attr("title","")},m.prototype.hasContent=function(){return this.getTitle()},m.prototype.getPosition=function(t){var e=(t=t||this.$element)[0],i="BODY"==e.tagName,o=e.getBoundingClientRect();null==o.width&&(o=g.extend({},o,{width:o.right-o.left,height:o.bottom-o.top}));var n=window.SVGElement&&e instanceof window.SVGElement,s=i?{top:0,left:0}:n?null:t.offset(),a={scroll:i?document.documentElement.scrollTop||document.body.scrollTop:t.scrollTop()},r=i?{width:g(window).width(),height:g(window).height()}:null;return g.extend({},o,a,r,s)},m.prototype.getCalculatedOffset=function(t,e,i,o){return"bottom"==t?{top:e.top+e.height,left:e.left+e.width/2-i/2}:"top"==t?{top:e.top-o,left:e.left+e.width/2-i/2}:"left"==t?{top:e.top+e.height/2-o/2,left:e.left-i}:{top:e.top+e.height/2-o/2,left:e.left+e.width}},m.prototype.getViewportAdjustedDelta=function(t,e,i,o){var n={top:0,left:0};if(!this.$viewport)return n;var s=this.options.viewport&&this.options.viewport.padding||0,a=this.getPosition(this.$viewport);if(/right|left/.test(t)){var r=e.top-s-a.scroll,l=e.top+s-a.scroll+o;r<a.top?n.top=a.top-r:l>a.top+a.height&&(n.top=a.top+a.height-l)}else{var h=e.left-s,d=e.left+s+i;h<a.left?n.left=a.left-h:d>a.right&&(n.left=a.left+a.width-d)}return n},m.prototype.getTitle=function(){var t=this.$element,e=this.options;return t.attr("data-original-title")||("function"==typeof e.title?e.title.call(t[0]):e.title)},m.prototype.getUID=function(t){for(;t+=~~(1e6*Math.random()),document.getElementById(t););return t},m.prototype.tip=function(){if(!this.$tip&&(this.$tip=g(this.options.template),1!=this.$tip.length))throw new Error(this.type+" `template` option must consist of exactly 1 top-level element!");return this.$tip},m.prototype.arrow=function(){return this.$arrow=this.$arrow||this.tip().find(".tooltip-arrow")},m.prototype.enable=function(){this.enabled=!0},m.prototype.disable=function(){this.enabled=!1},m.prototype.toggleEnabled=function(){this.enabled=!this.enabled},m.prototype.toggle=function(t){var e=this;t&&((e=g(t.currentTarget).data("bs."+this.type))||(e=new this.constructor(t.currentTarget,this.getDelegateOptions()),g(t.currentTarget).data("bs."+this.type,e))),t?(e.inState.click=!e.inState.click,e.isInStateTrue()?e.enter(e):e.leave(e)):e.tip().hasClass("in")?e.leave(e):e.enter(e)},m.prototype.destroy=function(){var t=this;clearTimeout(this.timeout),this.hide(function(){t.$element.off("."+t.type).removeData("bs."+t.type),t.$tip&&t.$tip.detach(),t.$tip=null,t.$arrow=null,t.$viewport=null,t.$element=null})},m.prototype.sanitizeHtml=function(t){return n(t,this.options.whiteList,this.options.sanitizeFn)};var e=g.fn.tooltip;g.fn.tooltip=function i(o){return this.each(function(){var t=g(this),e=t.data("bs.tooltip"),i="object"==typeof o&&o;!e&&/destroy|hide/.test(o)||(e||t.data("bs.tooltip",e=new m(this,i)),"string"==typeof o&&e[o]())})},g.fn.tooltip.Constructor=m,g.fn.tooltip.noConflict=function(){return g.fn.tooltip=e,this}}(jQuery),function(n){"use strict";var s=function(t,e){this.init("popover",t,e)};if(!n.fn.tooltip)throw new Error("Popover requires tooltip.js");s.VERSION="3.4.1",s.DEFAULTS=n.extend({},n.fn.tooltip.Constructor.DEFAULTS,{placement:"right",trigger:"click",content:"",template:'<div class="popover" role="tooltip"><div class="arrow"></div><h3 class="popover-title"></h3><div class="popover-content"></div></div>'}),((s.prototype=n.extend({},n.fn.tooltip.Constructor.prototype)).constructor=s).prototype.getDefaults=function(){return s.DEFAULTS},s.prototype.setContent=function(){var t=this.tip(),e=this.getTitle(),i=this.getContent();if(this.options.html){var o=typeof i;this.options.sanitize&&(e=this.sanitizeHtml(e),"string"===o&&(i=this.sanitizeHtml(i))),t.find(".popover-title").html(e),t.find(".popover-content").children().detach().end()["string"===o?"html":"append"](i)}else t.find(".popover-title").text(e),t.find(".popover-content").children().detach().end().text(i);t.removeClass("fade top bottom left right in"),t.find(".popover-title").html()||t.find(".popover-title").hide()},s.prototype.hasContent=function(){return this.getTitle()||this.getContent()},s.prototype.getContent=function(){var t=this.$element,e=this.options;return t.attr("data-content")||("function"==typeof e.content?e.content.call(t[0]):e.content)},s.prototype.arrow=function(){return this.$arrow=this.$arrow||this.tip().find(".arrow")};var t=n.fn.popover;n.fn.popover=function e(o){return this.each(function(){var t=n(this),e=t.data("bs.popover"),i="object"==typeof o&&o;!e&&/destroy|hide/.test(o)||(e||t.data("bs.popover",e=new s(this,i)),"string"==typeof o&&e[o]())})},n.fn.popover.Constructor=s,n.fn.popover.noConflict=function(){return n.fn.popover=t,this}}(jQuery),function(s){"use strict";function n(t,e){this.$body=s(document.body),this.$scrollElement=s(t).is(document.body)?s(window):s(t),this.options=s.extend({},n.DEFAULTS,e),this.selector=(this.options.target||"")+" .nav li > a",this.offsets=[],this.targets=[],this.activeTarget=null,this.scrollHeight=0,this.$scrollElement.on("scroll.bs.scrollspy",s.proxy(this.process,this)),this.refresh(),this.process()}function e(o){return this.each(function(){var t=s(this),e=t.data("bs.scrollspy"),i="object"==typeof o&&o;e||t.data("bs.scrollspy",e=new n(this,i)),"string"==typeof o&&e[o]()})}n.VERSION="3.4.1",n.DEFAULTS={offset:10},n.prototype.getScrollHeight=function(){return this.$scrollElement[0].scrollHeight||Math.max(this.$body[0].scrollHeight,document.documentElement.scrollHeight)},n.prototype.refresh=function(){var t=this,o="offset",n=0;this.offsets=[],this.targets=[],this.scrollHeight=this.getScrollHeight(),s.isWindow(this.$scrollElement[0])||(o="position",n=this.$scrollElement.scrollTop()),this.$body.find(this.selector).map(function(){var t=s(this),e=t.data("target")||t.attr("href"),i=/^#./.test(e)&&s(e);return i&&i.length&&i.is(":visible")&&[[i[o]().top+n,e]]||null}).sort(function(t,e){return t[0]-e[0]}).each(function(){t.offsets.push(this[0]),t.targets.push(this[1])})},n.prototype.process=function(){var t,e=this.$scrollElement.scrollTop()+this.options.offset,i=this.getScrollHeight(),o=this.options.offset+i-this.$scrollElement.height(),n=this.offsets,s=this.targets,a=this.activeTarget;if(this.scrollHeight!=i&&this.refresh(),o<=e)return a!=(t=s[s.length-1])&&this.activate(t);if(a&&e<n[0])return this.activeTarget=null,this.clear();for(t=n.length;t--;)a!=s[t]&&e>=n[t]&&(n[t+1]===undefined||e<n[t+1])&&this.activate(s[t])},n.prototype.activate=function(t){this.activeTarget=t,this.clear();var e=this.selector+'[data-target="'+t+'"],'+this.selector+'[href="'+t+'"]',i=s(e).parents("li").addClass("active");i.parent(".dropdown-menu").length&&(i=i.closest("li.dropdown").addClass("active")),i.trigger("activate.bs.scrollspy")},n.prototype.clear=function(){s(this.selector).parentsUntil(this.options.target,".active").removeClass("active")};var t=s.fn.scrollspy;s.fn.scrollspy=e,s.fn.scrollspy.Constructor=n,s.fn.scrollspy.noConflict=function(){return s.fn.scrollspy=t,this},s(window).on("load.bs.scrollspy.data-api",function(){s('[data-spy="scroll"]').each(function(){var t=s(this);e.call(t,t.data())})})}(jQuery),function(r){"use strict";var a=function(t){this.element=r(t)};function e(i){return this.each(function(){var t=r(this),e=t.data("bs.tab");e||t.data("bs.tab",e=new a(this)),"string"==typeof i&&e[i]()})}a.VERSION="3.4.1",a.TRANSITION_DURATION=150,a.prototype.show=function(){var t=this.element,e=t.closest("ul:not(.dropdown-menu)"),i=t.data("target");if(i||(i=(i=t.attr("href"))&&i.replace(/.*(?=#[^\s]*$)/,"")),!t.parent("li").hasClass("active")){var o=e.find(".active:last a"),n=r.Event("hide.bs.tab",{relatedTarget:t[0]}),s=r.Event("show.bs.tab",{relatedTarget:o[0]});if(o.trigger(n),t.trigger(s),!s.isDefaultPrevented()&&!n.isDefaultPrevented()){var a=r(document).find(i);this.activate(t.closest("li"),e),this.activate(a,a.parent(),function(){o.trigger({type:"hidden.bs.tab",relatedTarget:t[0]}),t.trigger({type:"shown.bs.tab",relatedTarget:o[0]})})}}},a.prototype.activate=function(t,e,i){var o=e.find("> .active"),n=i&&r.support.transition&&(o.length&&o.hasClass("fade")||!!e.find("> .fade").length);function s(){o.removeClass("active").find("> .dropdown-menu > 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i=this.options.target===h.DEFAULTS.target?l(this.options.target):l(document).find(this.options.target);this.$target=i.on("scroll.bs.affix.data-api",l.proxy(this.checkPosition,this)).on("click.bs.affix.data-api",l.proxy(this.checkPositionWithEventLoop,this)),this.$element=l(t),this.affixed=null,this.unpin=null,this.pinnedOffset=null,this.checkPosition()};function i(o){return this.each(function(){var t=l(this),e=t.data("bs.affix"),i="object"==typeof o&&o;e||t.data("bs.affix",e=new h(this,i)),"string"==typeof o&&e[o]()})}h.VERSION="3.4.1",h.RESET="affix affix-top affix-bottom",h.DEFAULTS={offset:0,target:window},h.prototype.getState=function(t,e,i,o){var n=this.$target.scrollTop(),s=this.$element.offset(),a=this.$target.height();if(null!=i&&"top"==this.affixed)return n<i&&"top";if("bottom"==this.affixed)return null!=i?!(n+this.unpin<=s.top)&&"bottom":!(n+a<=t-o)&&"bottom";var r=null==this.affixed,l=r?n:s.top;return 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a="affix"+(s?"-"+s:""),r=l.Event(a+".bs.affix");if(this.$element.trigger(r),r.isDefaultPrevented())return;this.affixed=s,this.unpin="bottom"==s?this.getPinnedOffset():null,this.$element.removeClass(h.RESET).addClass(a).trigger(a.replace("affix","affixed")+".bs.affix")}"bottom"==s&&this.$element.offset({top:n-t-o})}};var t=l.fn.affix;l.fn.affix=i,l.fn.affix.Constructor=h,l.fn.affix.noConflict=function(){return l.fn.affix=t,this},l(window).on("load",function(){l('[data-spy="affix"]').each(function(){var t=l(this),e=t.data();e.offset=e.offset||{},null!=e.offsetBottom&&(e.offset.bottom=e.offsetBottom),null!=e.offsetTop&&(e.offset.top=e.offsetTop),i.call(t,e)})})}(jQuery);
;
/* **********************************************
     Begin prism-core.js
********************************************** */

var _self = (typeof window !== 'undefined')
	? window   // if in browser
	: (
		(typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope)
		? self // if in worker
		: {}   // if in node js
	);

/**
 * Prism: Lightweight, robust, elegant syntax highlighting
 * MIT license http://www.opensource.org/licenses/mit-license.php/
 * @author Lea Verou http://lea.verou.me
 */

var Prism = (function(){

// Private helper vars
var lang = /\blang(?:uage)?-([\w-]+)\b/i;
var uniqueId = 0;

var _ = _self.Prism = {
	manual: _self.Prism && _self.Prism.manual,
	disableWorkerMessageHandler: _self.Prism && _self.Prism.disableWorkerMessageHandler,
	util: {
		encode: function (tokens) {
			if (tokens instanceof Token) {
				return new Token(tokens.type, _.util.encode(tokens.content), tokens.alias);
			} else if (_.util.type(tokens) === 'Array') {
				return tokens.map(_.util.encode);
			} else {
				return tokens.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/\u00a0/g, ' ');
			}
		},

		type: function (o) {
			return Object.prototype.toString.call(o).match(/\[object (\w+)\]/)[1];
		},

		objId: function (obj) {
			if (!obj['__id']) {
				Object.defineProperty(obj, '__id', { value: ++uniqueId });
			}
			return obj['__id'];
		},

		// Deep clone a language definition (e.g. to extend it)
		clone: function (o, visited) {
			var type = _.util.type(o);
			visited = visited || {};

			switch (type) {
				case 'Object':
					if (visited[_.util.objId(o)]) {
						return visited[_.util.objId(o)];
					}
					var clone = {};
					visited[_.util.objId(o)] = clone;

					for (var key in o) {
						if (o.hasOwnProperty(key)) {
							clone[key] = _.util.clone(o[key], visited);
						}
					}

					return clone;

				case 'Array':
					if (visited[_.util.objId(o)]) {
						return visited[_.util.objId(o)];
					}
					var clone = [];
					visited[_.util.objId(o)] = clone;

					o.forEach(function (v, i) {
						clone[i] = _.util.clone(v, visited);
					});

					return clone;
			}

			return o;
		}
	},

	languages: {
		extend: function (id, redef) {
			var lang = _.util.clone(_.languages[id]);

			for (var key in redef) {
				lang[key] = redef[key];
			}

			return lang;
		},

		/**
		 * Insert a token before another token in a language literal
		 * As this needs to recreate the object (we cannot actually insert before keys in object literals),
		 * we cannot just provide an object, we need anobject and a key.
		 * @param inside The key (or language id) of the parent
		 * @param before The key to insert before. If not provided, the function appends instead.
		 * @param insert Object with the key/value pairs to insert
		 * @param root The object that contains `inside`. If equal to Prism.languages, it can be omitted.
		 */
		insertBefore: function (inside, before, insert, root) {
			root = root || _.languages;
			var grammar = root[inside];

			if (arguments.length == 2) {
				insert = arguments[1];

				for (var newToken in insert) {
					if (insert.hasOwnProperty(newToken)) {
						grammar[newToken] = insert[newToken];
					}
				}

				return grammar;
			}

			var ret = {};

			for (var token in grammar) {

				if (grammar.hasOwnProperty(token)) {

					if (token == before) {

						for (var newToken in insert) {

							if (insert.hasOwnProperty(newToken)) {
								ret[newToken] = insert[newToken];
							}
						}
					}

					ret[token] = grammar[token];
				}
			}

			// Update references in other language definitions
			_.languages.DFS(_.languages, function(key, value) {
				if (value === root[inside] && key != inside) {
					this[key] = ret;
				}
			});

			return root[inside] = ret;
		},

		// Traverse a language definition with Depth First Search
		DFS: function(o, callback, type, visited) {
			visited = visited || {};
			for (var i in o) {
				if (o.hasOwnProperty(i)) {
					callback.call(o, i, o[i], type || i);

					if (_.util.type(o[i]) === 'Object' && !visited[_.util.objId(o[i])]) {
						visited[_.util.objId(o[i])] = true;
						_.languages.DFS(o[i], callback, null, visited);
					}
					else if (_.util.type(o[i]) === 'Array' && !visited[_.util.objId(o[i])]) {
						visited[_.util.objId(o[i])] = true;
						_.languages.DFS(o[i], callback, i, visited);
					}
				}
			}
		}
	},
	plugins: {},

	highlightAll: function(async, callback) {
		_.highlightAllUnder(document, async, callback);
	},

	highlightAllUnder: function(container, async, callback) {
		var env = {
			callback: callback,
			selector: 'code[class*="language-"], [class*="language-"] code, code[class*="lang-"], [class*="lang-"] code'
		};

		_.hooks.run("before-highlightall", env);

		var elements = env.elements || container.querySelectorAll(env.selector);

		for (var i=0, element; element = elements[i++];) {
			_.highlightElement(element, async === true, env.callback);
		}
	},

	highlightElement: function(element, async, callback) {
		// Find language
		var language, grammar, parent = element;

		while (parent && !lang.test(parent.className)) {
			parent = parent.parentNode;
		}

		if (parent) {
			language = (parent.className.match(lang) || [,''])[1].toLowerCase();
			grammar = _.languages[language];
		}

		// Set language on the element, if not present
		element.className = element.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language;

		if (element.parentNode) {
			// Set language on the parent, for styling
			parent = element.parentNode;

			if (/pre/i.test(parent.nodeName)) {
				parent.className = parent.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language;
			}
		}

		var code = element.textContent;

		var env = {
			element: element,
			language: language,
			grammar: grammar,
			code: code
		};

		_.hooks.run('before-sanity-check', env);

		if (!env.code || !env.grammar) {
			if (env.code) {
				_.hooks.run('before-highlight', env);
				env.element.textContent = env.code;
				_.hooks.run('after-highlight', env);
			}
			_.hooks.run('complete', env);
			return;
		}

		_.hooks.run('before-highlight', env);

		if (async && _self.Worker) {
			var worker = new Worker(_.filename);

			worker.onmessage = function(evt) {
				env.highlightedCode = evt.data;

				_.hooks.run('before-insert', env);

				env.element.innerHTML = env.highlightedCode;

				callback && callback.call(env.element);
				_.hooks.run('after-highlight', env);
				_.hooks.run('complete', env);
			};

			worker.postMessage(JSON.stringify({
				language: env.language,
				code: env.code,
				immediateClose: true
			}));
		}
		else {
			env.highlightedCode = _.highlight(env.code, env.grammar, env.language);

			_.hooks.run('before-insert', env);

			env.element.innerHTML = env.highlightedCode;

			callback && callback.call(element);

			_.hooks.run('after-highlight', env);
			_.hooks.run('complete', env);
		}
	},

	highlight: function (text, grammar, language) {
		var env = {
			code: text,
			grammar: grammar,
			language: language
		};
		_.hooks.run('before-tokenize', env);
		env.tokens = _.tokenize(env.code, env.grammar);
		_.hooks.run('after-tokenize', env);
		return Token.stringify(_.util.encode(env.tokens), env.language);
	},

	matchGrammar: function (text, strarr, grammar, index, startPos, oneshot, target) {
		var Token = _.Token;

		for (var token in grammar) {
			if(!grammar.hasOwnProperty(token) || !grammar[token]) {
				continue;
			}

			if (token == target) {
				return;
			}

			var patterns = grammar[token];
			patterns = (_.util.type(patterns) === "Array") ? patterns : [patterns];

			for (var j = 0; j < patterns.length; ++j) {
				var pattern = patterns[j],
					inside = pattern.inside,
					lookbehind = !!pattern.lookbehind,
					greedy = !!pattern.greedy,
					lookbehindLength = 0,
					alias = pattern.alias;

				if (greedy && !pattern.pattern.global) {
					// Without the global flag, lastIndex won't work
					var flags = pattern.pattern.toString().match(/[imuy]*$/)[0];
					pattern.pattern = RegExp(pattern.pattern.source, flags + "g");
				}

				pattern = pattern.pattern || pattern;

				// Don’t cache length as it changes during the loop
				for (var i = index, pos = startPos; i < strarr.length; pos += strarr[i].length, ++i) {

					var str = strarr[i];

					if (strarr.length > text.length) {
						// Something went terribly wrong, ABORT, ABORT!
						return;
					}

					if (str instanceof Token) {
						continue;
					}

					if (greedy && i != strarr.length - 1) {
						pattern.lastIndex = pos;
						var match = pattern.exec(text);
						if (!match) {
							break;
						}

						var from = match.index + (lookbehind ? match[1].length : 0),
						    to = match.index + match[0].length,
						    k = i,
						    p = pos;

						for (var len = strarr.length; k < len && (p < to || (!strarr[k].type && !strarr[k - 1].greedy)); ++k) {
							p += strarr[k].length;
							// Move the index i to the element in strarr that is closest to from
							if (from >= p) {
								++i;
								pos = p;
							}
						}

						// If strarr[i] is a Token, then the match starts inside another Token, which is invalid
						if (strarr[i] instanceof Token) {
							continue;
						}

						// Number of tokens to delete and replace with the new match
						delNum = k - i;
						str = text.slice(pos, p);
						match.index -= pos;
					} else {
						pattern.lastIndex = 0;

						var match = pattern.exec(str),
							delNum = 1;
					}

					if (!match) {
						if (oneshot) {
							break;
						}

						continue;
					}

					if(lookbehind) {
						lookbehindLength = match[1] ? match[1].length : 0;
					}

					var from = match.index + lookbehindLength,
					    match = match[0].slice(lookbehindLength),
					    to = from + match.length,
					    before = str.slice(0, from),
					    after = str.slice(to);

					var args = [i, delNum];

					if (before) {
						++i;
						pos += before.length;
						args.push(before);
					}

					var wrapped = new Token(token, inside? _.tokenize(match, inside) : match, alias, match, greedy);

					args.push(wrapped);

					if (after) {
						args.push(after);
					}

					Array.prototype.splice.apply(strarr, args);

					if (delNum != 1)
						_.matchGrammar(text, strarr, grammar, i, pos, true, token);

					if (oneshot)
						break;
				}
			}
		}
	},

	tokenize: function(text, grammar, language) {
		var strarr = [text];

		var rest = grammar.rest;

		if (rest) {
			for (var token in rest) {
				grammar[token] = rest[token];
			}

			delete grammar.rest;
		}

		_.matchGrammar(text, strarr, grammar, 0, 0, false);

		return strarr;
	},

	hooks: {
		all: {},

		add: function (name, callback) {
			var hooks = _.hooks.all;

			hooks[name] = hooks[name] || [];

			hooks[name].push(callback);
		},

		run: function (name, env) {
			var callbacks = _.hooks.all[name];

			if (!callbacks || !callbacks.length) {
				return;
			}

			for (var i=0, callback; callback = callbacks[i++];) {
				callback(env);
			}
		}
	}
};

var Token = _.Token = function(type, content, alias, matchedStr, greedy) {
	this.type = type;
	this.content = content;
	this.alias = alias;
	// Copy of the full string this token was created from
	this.length = (matchedStr || "").length|0;
	this.greedy = !!greedy;
};

Token.stringify = function(o, language, parent) {
	if (typeof o == 'string') {
		return o;
	}

	if (_.util.type(o) === 'Array') {
		return o.map(function(element) {
			return Token.stringify(element, language, o);
		}).join('');
	}

	var env = {
		type: o.type,
		content: Token.stringify(o.content, language, parent),
		tag: 'span',
		classes: ['token', o.type],
		attributes: {},
		language: language,
		parent: parent
	};

	if (o.alias) {
		var aliases = _.util.type(o.alias) === 'Array' ? o.alias : [o.alias];
		Array.prototype.push.apply(env.classes, aliases);
	}

	_.hooks.run('wrap', env);

	var attributes = Object.keys(env.attributes).map(function(name) {
		return name + '="' + (env.attributes[name] || '').replace(/"/g, '&quot;') + '"';
	}).join(' ');

	return '<' + env.tag + ' class="' + env.classes.join(' ') + '"' + (attributes ? ' ' + attributes : '') + '>' + env.content + '</' + env.tag + '>';

};

if (!_self.document) {
	if (!_self.addEventListener) {
		// in Node.js
		return _self.Prism;
	}

	if (!_.disableWorkerMessageHandler) {
		// In worker
		_self.addEventListener('message', function (evt) {
			var message = JSON.parse(evt.data),
				lang = message.language,
				code = message.code,
				immediateClose = message.immediateClose;

			_self.postMessage(_.highlight(code, _.languages[lang], lang));
			if (immediateClose) {
				_self.close();
			}
		}, false);
	}

	return _self.Prism;
}

//Get current script and highlight
var script = document.currentScript || [].slice.call(document.getElementsByTagName("script")).pop();

if (script) {
	_.filename = script.src;

	if (!_.manual && !script.hasAttribute('data-manual')) {
		if(document.readyState !== "loading") {
			if (window.requestAnimationFrame) {
				window.requestAnimationFrame(_.highlightAll);
			} else {
				window.setTimeout(_.highlightAll, 16);
			}
		}
		else {
			document.addEventListener('DOMContentLoaded', _.highlightAll);
		}
	}
}

return _self.Prism;

})();

if (typeof module !== 'undefined' && module.exports) {
	module.exports = Prism;
}

// hack for components to work correctly in node.js
if (typeof global !== 'undefined') {
	global.Prism = Prism;
}


/* **********************************************
     Begin prism-markup.js
********************************************** */

Prism.languages.markup = {
	'comment': /<!--[\s\S]*?-->/,
	'prolog': /<\?[\s\S]+?\?>/,
	'doctype': /<!DOCTYPE[\s\S]+?>/i,
	'cdata': /<!\[CDATA\[[\s\S]*?]]>/i,
	'tag': {
		pattern: /<\/?(?!\d)[^\s>\/=$<%]+(?:\s+[^\s>\/=]+(?:=(?:("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|[^\s'">=]+))?)*\s*\/?>/i,
		greedy: true,
		inside: {
			'tag': {
				pattern: /^<\/?[^\s>\/]+/i,
				inside: {
					'punctuation': /^<\/?/,
					'namespace': /^[^\s>\/:]+:/
				}
			},
			'attr-value': {
				pattern: /=(?:("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|[^\s'">=]+)/i,
				inside: {
					'punctuation': [
						/^=/,
						{
							pattern: /(^|[^\\])["']/,
							lookbehind: true
						}
					]
				}
			},
			'punctuation': /\/?>/,
			'attr-name': {
				pattern: /[^\s>\/]+/,
				inside: {
					'namespace': /^[^\s>\/:]+:/
				}
			}

		}
	},
	'entity': /&#?[\da-z]{1,8};/i
};

Prism.languages.markup['tag'].inside['attr-value'].inside['entity'] =
	Prism.languages.markup['entity'];

// Plugin to make entity title show the real entity, idea by Roman Komarov
Prism.hooks.add('wrap', function(env) {

	if (env.type === 'entity') {
		env.attributes['title'] = env.content.replace(/&amp;/, '&');
	}
});

Prism.languages.xml = Prism.languages.markup;
Prism.languages.html = Prism.languages.markup;
Prism.languages.mathml = Prism.languages.markup;
Prism.languages.svg = Prism.languages.markup;


/* **********************************************
     Begin prism-css.js
********************************************** */

Prism.languages.css = {
	'comment': /\/\*[\s\S]*?\*\//,
	'atrule': {
		pattern: /@[\w-]+?.*?(?:;|(?=\s*\{))/i,
		inside: {
			'rule': /@[\w-]+/
			// See rest below
		}
	},
	'url': /url\((?:(["'])(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1|.*?)\)/i,
	'selector': /[^{}\s][^{};]*?(?=\s*\{)/,
	'string': {
		pattern: /("|')(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
		greedy: true
	},
	'property': /[-_a-z\xA0-\uFFFF][-\w\xA0-\uFFFF]*(?=\s*:)/i,
	'important': /\B!important\b/i,
	'function': /[-a-z0-9]+(?=\()/i,
	'punctuation': /[(){};:]/
};

Prism.languages.css['atrule'].inside.rest = Prism.languages.css;

if (Prism.languages.markup) {
	Prism.languages.insertBefore('markup', 'tag', {
		'style': {
			pattern: /(<style[\s\S]*?>)[\s\S]*?(?=<\/style>)/i,
			lookbehind: true,
			inside: Prism.languages.css,
			alias: 'language-css',
			greedy: true
		}
	});

	Prism.languages.insertBefore('inside', 'attr-value', {
		'style-attr': {
			pattern: /\s*style=("|')(?:\\[\s\S]|(?!\1)[^\\])*\1/i,
			inside: {
				'attr-name': {
					pattern: /^\s*style/i,
					inside: Prism.languages.markup.tag.inside
				},
				'punctuation': /^\s*=\s*['"]|['"]\s*$/,
				'attr-value': {
					pattern: /.+/i,
					inside: Prism.languages.css
				}
			},
			alias: 'language-css'
		}
	}, Prism.languages.markup.tag);
}

/* **********************************************
     Begin prism-clike.js
********************************************** */

Prism.languages.clike = {
	'comment': [
		{
			pattern: /(^|[^\\])\/\*[\s\S]*?(?:\*\/|$)/,
			lookbehind: true
		},
		{
			pattern: /(^|[^\\:])\/\/.*/,
			lookbehind: true,
			greedy: true
		}
	],
	'string': {
		pattern: /(["'])(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
		greedy: true
	},
	'class-name': {
		pattern: /((?:\b(?:class|interface|extends|implements|trait|instanceof|new)\s+)|(?:catch\s+\())[\w.\\]+/i,
		lookbehind: true,
		inside: {
			punctuation: /[.\\]/
		}
	},
	'keyword': /\b(?:if|else|while|do|for|return|in|instanceof|function|new|try|throw|catch|finally|null|break|continue)\b/,
	'boolean': /\b(?:true|false)\b/,
	'function': /[a-z0-9_]+(?=\()/i,
	'number': /\b0x[\da-f]+\b|(?:\b\d+\.?\d*|\B\.\d+)(?:e[+-]?\d+)?/i,
	'operator': /--?|\+\+?|!=?=?|<=?|>=?|==?=?|&&?|\|\|?|\?|\*|\/|~|\^|%/,
	'punctuation': /[{}[\];(),.:]/
};


/* **********************************************
     Begin prism-javascript.js
********************************************** */

Prism.languages.javascript = Prism.languages.extend('clike', {
	'keyword': /\b(?:as|async|await|break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|finally|for|from|function|get|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|set|static|super|switch|this|throw|try|typeof|var|void|while|with|yield)\b/,
	'number': /\b(?:0[xX][\dA-Fa-f]+|0[bB][01]+|0[oO][0-7]+|NaN|Infinity)\b|(?:\b\d+\.?\d*|\B\.\d+)(?:[Ee][+-]?\d+)?/,
	// Allow for all non-ASCII characters (See http://stackoverflow.com/a/2008444)
	'function': /[_$a-z\xA0-\uFFFF][$\w\xA0-\uFFFF]*(?=\s*\()/i,
	'operator': /-[-=]?|\+[+=]?|!=?=?|<<?=?|>>?>?=?|=(?:==?|>)?|&[&=]?|\|[|=]?|\*\*?=?|\/=?|~|\^=?|%=?|\?|\.{3}/
});

Prism.languages.insertBefore('javascript', 'keyword', {
	'regex': {
		pattern: /((?:^|[^$\w\xA0-\uFFFF."'\])\s])\s*)\/(\[[^\]\r\n]+]|\\.|[^/\\\[\r\n])+\/[gimyu]{0,5}(?=\s*($|[\r\n,.;})]))/,
		lookbehind: true,
		greedy: true
	},
	// This must be declared before keyword because we use "function" inside the look-forward
	'function-variable': {
		pattern: /[_$a-z\xA0-\uFFFF][$\w\xA0-\uFFFF]*(?=\s*=\s*(?:function\b|(?:\([^()]*\)|[_$a-z\xA0-\uFFFF][$\w\xA0-\uFFFF]*)\s*=>))/i,
		alias: 'function'
	},
	'constant': /\b[A-Z][A-Z\d_]*\b/
});

Prism.languages.insertBefore('javascript', 'string', {
	'template-string': {
		pattern: /`(?:\\[\s\S]|[^\\`])*`/,
		greedy: true,
		inside: {
			'interpolation': {
				pattern: /\$\{[^}]+\}/,
				inside: {
					'interpolation-punctuation': {
						pattern: /^\$\{|\}$/,
						alias: 'punctuation'
					},
					rest: Prism.languages.javascript
				}
			},
			'string': /[\s\S]+/
		}
	}
});

if (Prism.languages.markup) {
	Prism.languages.insertBefore('markup', 'tag', {
		'script': {
			pattern: /(<script[\s\S]*?>)[\s\S]*?(?=<\/script>)/i,
			lookbehind: true,
			inside: Prism.languages.javascript,
			alias: 'language-javascript',
			greedy: true
		}
	});
}

Prism.languages.js = Prism.languages.javascript;


/* **********************************************
     Begin prism-file-highlight.js
********************************************** */

(function () {
	if (typeof self === 'undefined' || !self.Prism || !self.document || !document.querySelector) {
		return;
	}

	self.Prism.fileHighlight = function() {

		var Extensions = {
			'js': 'javascript',
			'py': 'python',
			'rb': 'ruby',
			'ps1': 'powershell',
			'psm1': 'powershell',
			'sh': 'bash',
			'bat': 'batch',
			'h': 'c',
			'tex': 'latex'
		};

		Array.prototype.slice.call(document.querySelectorAll('pre[data-src]')).forEach(function (pre) {
			var src = pre.getAttribute('data-src');

			var language, parent = pre;
			var lang = /\blang(?:uage)?-(?!\*)([\w-]+)\b/i;
			while (parent && !lang.test(parent.className)) {
				parent = parent.parentNode;
			}

			if (parent) {
				language = (pre.className.match(lang) || [, ''])[1];
			}

			if (!language) {
				var extension = (src.match(/\.(\w+)$/) || [, ''])[1];
				language = Extensions[extension] || extension;
			}

			var code = document.createElement('code');
			code.className = 'language-' + language;

			pre.textContent = '';

			code.textContent = 'Loading…';

			pre.appendChild(code);

			var xhr = new XMLHttpRequest();

			xhr.open('GET', src, true);

			xhr.onreadystatechange = function () {
				if (xhr.readyState == 4) {

					if (xhr.status < 400 && xhr.responseText) {
						code.textContent = xhr.responseText;

						Prism.highlightElement(code);
					}
					else if (xhr.status >= 400) {
						code.textContent = '✖ Error ' + xhr.status + ' while fetching file: ' + xhr.statusText;
					}
					else {
						code.textContent = '✖ Error: File does not exist or is empty';
					}
				}
			};

			if (pre.hasAttribute('data-download-link') && Prism.plugins.toolbar) {
				Prism.plugins.toolbar.registerButton('download-file', function () {
					var a = document.createElement('a');
					a.textContent = pre.getAttribute('data-download-link-label') || 'Download';
					a.setAttribute('download', '');
					a.href = src;
					return a;
				});
			}

			xhr.send(null);
		});

	};

	document.addEventListener('DOMContentLoaded', self.Prism.fileHighlight);

})();

;(function(Prism) {
	var insideString = {
		variable: [
			// Arithmetic Environment
			{
				pattern: /\$?\(\([\s\S]+?\)\)/,
				inside: {
					// If there is a $ sign at the beginning highlight $(( and )) as variable
					variable: [{
							pattern: /(^\$\(\([\s\S]+)\)\)/,
							lookbehind: true
						},
						/^\$\(\(/
					],
					number: /\b0x[\dA-Fa-f]+\b|(?:\b\d+\.?\d*|\B\.\d+)(?:[Ee]-?\d+)?/,
					// Operators according to https://www.gnu.org/software/bash/manual/bashref.html#Shell-Arithmetic
					operator: /--?|-=|\+\+?|\+=|!=?|~|\*\*?|\*=|\/=?|%=?|<<=?|>>=?|<=?|>=?|==?|&&?|&=|\^=?|\|\|?|\|=|\?|:/,
					// If there is no $ sign at the beginning highlight (( and )) as punctuation
					punctuation: /\(\(?|\)\)?|,|;/
				}
			},
			// Command Substitution
			{
				pattern: /\$\([^)]+\)|`[^`]+`/,
				greedy: true,
				inside: {
					variable: /^\$\(|^`|\)$|`$/
				}
			},
			/\$(?:[\w#?*!@]+|\{[^}]+\})/i
		]
	};

	Prism.languages.bash = {
		'shebang': {
			pattern: /^#!\s*\/bin\/bash|^#!\s*\/bin\/sh/,
			alias: 'important'
		},
		'comment': {
			pattern: /(^|[^"{\\])#.*/,
			lookbehind: true
		},
		'string': [
			//Support for Here-Documents https://en.wikipedia.org/wiki/Here_document
			{
				pattern: /((?:^|[^<])<<\s*)["']?(\w+?)["']?\s*\r?\n(?:[\s\S])*?\r?\n\2/,
				lookbehind: true,
				greedy: true,
				inside: insideString
			},
			{
				pattern: /(["'])(?:\\[\s\S]|\$\([^)]+\)|`[^`]+`|(?!\1)[^\\])*\1/,
				greedy: true,
				inside: insideString
			}
		],
		'variable': insideString.variable,
		// Originally based on http://ss64.com/bash/
		'function': {
			pattern: /(^|[\s;|&])(?:alias|apropos|apt-get|aptitude|aspell|awk|basename|bash|bc|bg|builtin|bzip2|cal|cat|cd|cfdisk|chgrp|chmod|chown|chroot|chkconfig|cksum|clear|cmp|comm|command|cp|cron|crontab|csplit|curl|cut|date|dc|dd|ddrescue|df|diff|diff3|dig|dir|dircolors|dirname|dirs|dmesg|du|egrep|eject|enable|env|ethtool|eval|exec|expand|expect|export|expr|fdformat|fdisk|fg|fgrep|file|find|fmt|fold|format|free|fsck|ftp|fuser|gawk|getopts|git|grep|groupadd|groupdel|groupmod|groups|gzip|hash|head|help|hg|history|hostname|htop|iconv|id|ifconfig|ifdown|ifup|import|install|jobs|join|kill|killall|less|link|ln|locate|logname|logout|look|lpc|lpr|lprint|lprintd|lprintq|lprm|ls|lsof|make|man|mkdir|mkfifo|mkisofs|mknod|more|most|mount|mtools|mtr|mv|mmv|nano|netstat|nice|nl|nohup|notify-send|npm|nslookup|open|op|passwd|paste|pathchk|ping|pkill|popd|pr|printcap|printenv|printf|ps|pushd|pv|pwd|quota|quotacheck|quotactl|ram|rar|rcp|read|readarray|readonly|reboot|rename|renice|remsync|rev|rm|rmdir|rsync|screen|scp|sdiff|sed|seq|service|sftp|shift|shopt|shutdown|sleep|slocate|sort|source|split|ssh|stat|strace|su|sudo|sum|suspend|sync|tail|tar|tee|test|time|timeout|times|touch|top|traceroute|trap|tr|tsort|tty|type|ulimit|umask|umount|unalias|uname|unexpand|uniq|units|unrar|unshar|uptime|useradd|userdel|usermod|users|uuencode|uudecode|v|vdir|vi|vmstat|wait|watch|wc|wget|whereis|which|who|whoami|write|xargs|xdg-open|yes|zip)(?=$|[\s;|&])/,
			lookbehind: true
		},
		'keyword': {
			pattern: /(^|[\s;|&])(?:let|:|\.|if|then|else|elif|fi|for|break|continue|while|in|case|function|select|do|done|until|echo|exit|return|set|declare)(?=$|[\s;|&])/,
			lookbehind: true
		},
		'boolean': {
			pattern: /(^|[\s;|&])(?:true|false)(?=$|[\s;|&])/,
			lookbehind: true
		},
		'operator': /&&?|\|\|?|==?|!=?|<<<?|>>|<=?|>=?|=~/,
		'punctuation': /\$?\(\(?|\)\)?|\.\.|[{}[\];]/
	};

	var inside = insideString.variable[1].inside;
	inside.string = Prism.languages.bash.string;
	inside['function'] = Prism.languages.bash['function'];
	inside.keyword = Prism.languages.bash.keyword;
	inside.boolean = Prism.languages.bash.boolean;
	inside.operator = Prism.languages.bash.operator;
	inside.punctuation = Prism.languages.bash.punctuation;
	
	Prism.languages.shell = Prism.languages.bash;
})(Prism);

;Prism.languages.c = Prism.languages.extend('clike', {
	'keyword': /\b(?:_Alignas|_Alignof|_Atomic|_Bool|_Complex|_Generic|_Imaginary|_Noreturn|_Static_assert|_Thread_local|asm|typeof|inline|auto|break|case|char|const|continue|default|do|double|else|enum|extern|float|for|goto|if|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|union|unsigned|void|volatile|while)\b/,
	'operator': /-[>-]?|\+\+?|!=?|<<?=?|>>?=?|==?|&&?|\|\|?|[~^%?*\/]/,
	'number': /(?:\b0x[\da-f]+|(?:\b\d+\.?\d*|\B\.\d+)(?:e[+-]?\d+)?)[ful]*/i
});

Prism.languages.insertBefore('c', 'string', {
	'macro': {
		// allow for multiline macro definitions
		// spaces after the # character compile fine with gcc
		pattern: /(^\s*)#\s*[a-z]+(?:[^\r\n\\]|\\(?:\r\n|[\s\S]))*/im,
		lookbehind: true,
		alias: 'property',
		inside: {
			// highlight the path of the include statement as a string
			'string': {
				pattern: /(#\s*include\s*)(?:<.+?>|("|')(?:\\?.)+?\2)/,
				lookbehind: true
			},
			// highlight macro directives as keywords
			'directive': {
				pattern: /(#\s*)\b(?:define|defined|elif|else|endif|error|ifdef|ifndef|if|import|include|line|pragma|undef|using)\b/,
				lookbehind: true,
				alias: 'keyword'
			}
		}
	},
	// highlight predefined macros as constants
	'constant': /\b(?:__FILE__|__LINE__|__DATE__|__TIME__|__TIMESTAMP__|__func__|EOF|NULL|SEEK_CUR|SEEK_END|SEEK_SET|stdin|stdout|stderr)\b/
});

delete Prism.languages.c['class-name'];
delete Prism.languages.c['boolean'];

;Prism.languages.cpp = Prism.languages.extend('c', {
	'keyword': /\b(?:alignas|alignof|asm|auto|bool|break|case|catch|char|char16_t|char32_t|class|compl|const|constexpr|const_cast|continue|decltype|default|delete|do|double|dynamic_cast|else|enum|explicit|export|extern|float|for|friend|goto|if|inline|int|int8_t|int16_t|int32_t|int64_t|uint8_t|uint16_t|uint32_t|uint64_t|long|mutable|namespace|new|noexcept|nullptr|operator|private|protected|public|register|reinterpret_cast|return|short|signed|sizeof|static|static_assert|static_cast|struct|switch|template|this|thread_local|throw|try|typedef|typeid|typename|union|unsigned|using|virtual|void|volatile|wchar_t|while)\b/,
	'boolean': /\b(?:true|false)\b/,
	'operator': /--?|\+\+?|!=?|<{1,2}=?|>{1,2}=?|->|:{1,2}|={1,2}|\^|~|%|&{1,2}|\|\|?|\?|\*|\/|\b(?:and|and_eq|bitand|bitor|not|not_eq|or|or_eq|xor|xor_eq)\b/
});

Prism.languages.insertBefore('cpp', 'keyword', {
	'class-name': {
		pattern: /(class\s+)\w+/i,
		lookbehind: true
	}
});

Prism.languages.insertBefore('cpp', 'string', {
	'raw-string': {
		pattern: /R"([^()\\ ]{0,16})\([\s\S]*?\)\1"/,
		alias: 'string',
		greedy: true
	}
});

;Prism.languages.csharp = Prism.languages.extend('clike', {
	'keyword': /\b(?:abstract|add|alias|as|ascending|async|await|base|bool|break|byte|case|catch|char|checked|class|const|continue|decimal|default|delegate|descending|do|double|dynamic|else|enum|event|explicit|extern|false|finally|fixed|float|for|foreach|from|get|global|goto|group|if|implicit|in|int|interface|internal|into|is|join|let|lock|long|namespace|new|null|object|operator|orderby|out|override|params|partial|private|protected|public|readonly|ref|remove|return|sbyte|sealed|select|set|short|sizeof|stackalloc|static|string|struct|switch|this|throw|true|try|typeof|uint|ulong|unchecked|unsafe|ushort|using|value|var|virtual|void|volatile|where|while|yield)\b/,
	'string': [
		{
			pattern: /@("|')(?:\1\1|\\[\s\S]|(?!\1)[^\\])*\1/,
			greedy: true
		},
		{
			pattern: /("|')(?:\\.|(?!\1)[^\\\r\n])*?\1/,
			greedy: true
		}
	],
	'class-name': [
		{
			// (Foo bar, Bar baz)
			pattern: /\b[A-Z]\w*(?:\.\w+)*\b(?=\s+\w+)/,
			inside: {
				punctuation: /\./
			}
		},
		{
			// [Foo]
			pattern: /(\[)[A-Z]\w*(?:\.\w+)*\b/,
			lookbehind: true,
			inside: {
				punctuation: /\./
			}
		},
		{
			// class Foo : Bar
			pattern: /(\b(?:class|interface)\s+[A-Z]\w*(?:\.\w+)*\s*:\s*)[A-Z]\w*(?:\.\w+)*\b/,
			lookbehind: true,
			inside: {
				punctuation: /\./
			}
		},
		{
			// class Foo
			pattern: /((?:\b(?:class|interface|new)\s+)|(?:catch\s+\())[A-Z]\w*(?:\.\w+)*\b/,
			lookbehind: true,
			inside: {
				punctuation: /\./
			}
		}
	],
	'number': /\b0x[\da-f]+\b|(?:\b\d+\.?\d*|\B\.\d+)f?/i
});

Prism.languages.insertBefore('csharp', 'class-name', {
	'generic-method': {
		pattern: /\w+\s*<[^>\r\n]+?>\s*(?=\()/,
		inside: {
			function: /^\w+/,
			'class-name': {
				pattern: /\b[A-Z]\w*(?:\.\w+)*\b/,
				inside: {
					punctuation: /\./
				}
			},
			keyword: Prism.languages.csharp.keyword,
			punctuation: /[<>(),.:]/
		}
	},
	'preprocessor': {
		pattern: /(^\s*)#.*/m,
		lookbehind: true,
		alias: 'property',
		inside: {
			// highlight preprocessor directives as keywords
			'directive': {
				pattern: /(\s*#)\b(?:define|elif|else|endif|endregion|error|if|line|pragma|region|undef|warning)\b/,
				lookbehind: true,
				alias: 'keyword'
			}
		}
	}
});

Prism.languages.dotnet = Prism.languages.csharp;
;Prism.languages.go = Prism.languages.extend('clike', {
	'keyword': /\b(?:break|case|chan|const|continue|default|defer|else|fallthrough|for|func|go(?:to)?|if|import|interface|map|package|range|return|select|struct|switch|type|var)\b/,
	'builtin': /\b(?:bool|byte|complex(?:64|128)|error|float(?:32|64)|rune|string|u?int(?:8|16|32|64)?|uintptr|append|cap|close|complex|copy|delete|imag|len|make|new|panic|print(?:ln)?|real|recover)\b/,
	'boolean': /\b(?:_|iota|nil|true|false)\b/,
	'operator': /[*\/%^!=]=?|\+[=+]?|-[=-]?|\|[=|]?|&(?:=|&|\^=?)?|>(?:>=?|=)?|<(?:<=?|=|-)?|:=|\.\.\./,
	'number': /(?:\b0x[a-f\d]+|(?:\b\d+\.?\d*|\B\.\d+)(?:e[-+]?\d+)?)i?/i,
	'string': {
		pattern: /(["'`])(\\[\s\S]|(?!\1)[^\\])*\1/,
		greedy: true
	}
});
delete Prism.languages.go['class-name'];

;Prism.languages.haskell= {
	'comment': {
		pattern: /(^|[^-!#$%*+=?&@|~.:<>^\\\/])(?:--[^-!#$%*+=?&@|~.:<>^\\\/].*|{-[\s\S]*?-})/m,
		lookbehind: true
	},
	'char': /'(?:[^\\']|\\(?:[abfnrtv\\"'&]|\^[A-Z@[\]^_]|NUL|SOH|STX|ETX|EOT|ENQ|ACK|BEL|BS|HT|LF|VT|FF|CR|SO|SI|DLE|DC1|DC2|DC3|DC4|NAK|SYN|ETB|CAN|EM|SUB|ESC|FS|GS|RS|US|SP|DEL|\d+|o[0-7]+|x[0-9a-fA-F]+))'/,
	'string': {
		pattern: /"(?:[^\\"]|\\(?:[abfnrtv\\"'&]|\^[A-Z@[\]^_]|NUL|SOH|STX|ETX|EOT|ENQ|ACK|BEL|BS|HT|LF|VT|FF|CR|SO|SI|DLE|DC1|DC2|DC3|DC4|NAK|SYN|ETB|CAN|EM|SUB|ESC|FS|GS|RS|US|SP|DEL|\d+|o[0-7]+|x[0-9a-fA-F]+)|\\\s+\\)*"/,
		greedy: true
	},
	'keyword' : /\b(?:case|class|data|deriving|do|else|if|in|infixl|infixr|instance|let|module|newtype|of|primitive|then|type|where)\b/,
	'import_statement' : {
		// The imported or hidden names are not included in this import
		// statement. This is because we want to highlight those exactly like
		// we do for the names in the program.
		pattern: /((?:\r?\n|\r|^)\s*)import\s+(?:qualified\s+)?(?:[A-Z][\w']*)(?:\.[A-Z][\w']*)*(?:\s+as\s+(?:[A-Z][_a-zA-Z0-9']*)(?:\.[A-Z][\w']*)*)?(?:\s+hiding\b)?/m,
		lookbehind: true,
		inside: {
			'keyword': /\b(?:import|qualified|as|hiding)\b/
		}
	},
	// These are builtin variables only. Constructors are highlighted later as a constant.
	'builtin': /\b(?:abs|acos|acosh|all|and|any|appendFile|approxRational|asTypeOf|asin|asinh|atan|atan2|atanh|basicIORun|break|catch|ceiling|chr|compare|concat|concatMap|const|cos|cosh|curry|cycle|decodeFloat|denominator|digitToInt|div|divMod|drop|dropWhile|either|elem|encodeFloat|enumFrom|enumFromThen|enumFromThenTo|enumFromTo|error|even|exp|exponent|fail|filter|flip|floatDigits|floatRadix|floatRange|floor|fmap|foldl|foldl1|foldr|foldr1|fromDouble|fromEnum|fromInt|fromInteger|fromIntegral|fromRational|fst|gcd|getChar|getContents|getLine|group|head|id|inRange|index|init|intToDigit|interact|ioError|isAlpha|isAlphaNum|isAscii|isControl|isDenormalized|isDigit|isHexDigit|isIEEE|isInfinite|isLower|isNaN|isNegativeZero|isOctDigit|isPrint|isSpace|isUpper|iterate|last|lcm|length|lex|lexDigits|lexLitChar|lines|log|logBase|lookup|map|mapM|mapM_|max|maxBound|maximum|maybe|min|minBound|minimum|mod|negate|not|notElem|null|numerator|odd|or|ord|otherwise|pack|pi|pred|primExitWith|print|product|properFraction|putChar|putStr|putStrLn|quot|quotRem|range|rangeSize|read|readDec|readFile|readFloat|readHex|readIO|readInt|readList|readLitChar|readLn|readOct|readParen|readSigned|reads|readsPrec|realToFrac|recip|rem|repeat|replicate|return|reverse|round|scaleFloat|scanl|scanl1|scanr|scanr1|seq|sequence|sequence_|show|showChar|showInt|showList|showLitChar|showParen|showSigned|showString|shows|showsPrec|significand|signum|sin|sinh|snd|sort|span|splitAt|sqrt|subtract|succ|sum|tail|take|takeWhile|tan|tanh|threadToIOResult|toEnum|toInt|toInteger|toLower|toRational|toUpper|truncate|uncurry|undefined|unlines|until|unwords|unzip|unzip3|userError|words|writeFile|zip|zip3|zipWith|zipWith3)\b/,
	// decimal integers and floating point numbers | octal integers | hexadecimal integers
	'number' : /\b(?:\d+(?:\.\d+)?(?:e[+-]?\d+)?|0o[0-7]+|0x[0-9a-f]+)\b/i,
	// Most of this is needed because of the meaning of a single '.'.
	// If it stands alone freely, it is the function composition.
	// It may also be a separator between a module name and an identifier => no
	// operator. If it comes together with other special characters it is an
	// operator too.
	'operator' : /\s\.\s|[-!#$%*+=?&@|~.:<>^\\\/]*\.[-!#$%*+=?&@|~.:<>^\\\/]+|[-!#$%*+=?&@|~.:<>^\\\/]+\.[-!#$%*+=?&@|~.:<>^\\\/]*|[-!#$%*+=?&@|~:<>^\\\/]+|`([A-Z][\w']*\.)*[_a-z][\w']*`/,
	// In Haskell, nearly everything is a variable, do not highlight these.
	'hvariable': /\b(?:[A-Z][\w']*\.)*[_a-z][\w']*\b/,
	'constant': /\b(?:[A-Z][\w']*\.)*[A-Z][\w']*\b/,
	'punctuation' : /[{}[\];(),.:]/
};

;Prism.languages.http = {
	'request-line': {
		pattern: /^(?:POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\shttps?:\/\/\S+\sHTTP\/[0-9.]+/m,
		inside: {
			// HTTP Verb
			property: /^(?:POST|GET|PUT|DELETE|OPTIONS|PATCH|TRACE|CONNECT)\b/,
			// Path or query argument
			'attr-name': /:\w+/
		}
	},
	'response-status': {
		pattern: /^HTTP\/1.[01] \d+.*/m,
		inside: {
			// Status, e.g. 200 OK
			property: {
                pattern: /(^HTTP\/1.[01] )\d+.*/i,
                lookbehind: true
            }
		}
	},
	// HTTP header name
	'header-name': {
        pattern: /^[\w-]+:(?=.)/m,
        alias: 'keyword'
    }
};

// Create a mapping of Content-Type headers to language definitions
var httpLanguages = {
	'application/json': Prism.languages.javascript,
	'application/xml': Prism.languages.markup,
	'text/xml': Prism.languages.markup,
	'text/html': Prism.languages.markup
};

// Insert each content type parser that has its associated language
// currently loaded.
for (var contentType in httpLanguages) {
	if (httpLanguages[contentType]) {
		var options = {};
		options[contentType] = {
			pattern: new RegExp('(content-type:\\s*' + contentType + '[\\w\\W]*?)(?:\\r?\\n|\\r){2}[\\w\\W]*', 'i'),
			lookbehind: true,
			inside: {
				rest: httpLanguages[contentType]
			}
		};
		Prism.languages.insertBefore('http', 'header-name', options);
	}
}

;Prism.languages.java = Prism.languages.extend('clike', {
	'keyword': /\b(?:abstract|continue|for|new|switch|assert|default|goto|package|synchronized|boolean|do|if|private|this|break|double|implements|protected|throw|byte|else|import|public|throws|case|enum|instanceof|return|transient|catch|extends|int|short|try|char|final|interface|static|void|class|finally|long|strictfp|volatile|const|float|native|super|while)\b/,
	'number': /\b0b[01]+\b|\b0x[\da-f]*\.?[\da-fp-]+\b|(?:\b\d+\.?\d*|\B\.\d+)(?:e[+-]?\d+)?[df]?/i,
	'operator': {
		pattern: /(^|[^.])(?:\+[+=]?|-[-=]?|!=?|<<?=?|>>?>?=?|==?|&[&=]?|\|[|=]?|\*=?|\/=?|%=?|\^=?|[?:~])/m,
		lookbehind: true
	}
});

Prism.languages.insertBefore('java','function', {
	'annotation': {
		alias: 'punctuation',
		pattern: /(^|[^.])@\w+/,
		lookbehind: true
	}
});

Prism.languages.insertBefore('java', 'class-name', {
	'generics': {
		pattern: /<\s*\w+(?:\.\w+)?(?:\s*,\s*\w+(?:\.\w+)?)*>/i,
		alias: 'function',
		inside: {
			keyword: Prism.languages.java.keyword,
			punctuation: /[<>(),.:]/
		}
	}
});

;Prism.languages.json = {
	'property': /"(?:\\.|[^\\"\r\n])*"(?=\s*:)/i,
	'string': {
		pattern: /"(?:\\.|[^\\"\r\n])*"(?!\s*:)/,
		greedy: true
	},
	'number': /\b0x[\dA-Fa-f]+\b|(?:\b\d+\.?\d*|\B\.\d+)(?:[Ee][+-]?\d+)?/,
	'punctuation': /[{}[\]);,]/,
	'operator': /:/g,
	'boolean': /\b(?:true|false)\b/i,
	'null': /\bnull\b/i
};

Prism.languages.jsonp = Prism.languages.json;

;Prism.languages['markup-templating'] = {};

Object.defineProperties(Prism.languages['markup-templating'], {
	buildPlaceholders: {
		// Tokenize all inline templating expressions matching placeholderPattern
		// If the replaceFilter function is provided, it will be called with every match.
		// If it returns false, the match will not be replaced.
		value: function (env, language, placeholderPattern, replaceFilter) {
			if (env.language !== language) {
				return;
			}

			env.tokenStack = [];

			env.code = env.code.replace(placeholderPattern, function(match) {
				if (typeof replaceFilter === 'function' && !replaceFilter(match)) {
					return match;
				}
				var i = env.tokenStack.length;
				// Check for existing strings
				while (env.code.indexOf('___' + language.toUpperCase() + i + '___') !== -1)
					++i;

				// Create a sparse array
				env.tokenStack[i] = match;

				return '___' + language.toUpperCase() + i + '___';
			});

			// Switch the grammar to markup
			env.grammar = Prism.languages.markup;
		}
	},
	tokenizePlaceholders: {
		// Replace placeholders with proper tokens after tokenizing
		value: function (env, language) {
			if (env.language !== language || !env.tokenStack) {
				return;
			}

			// Switch the grammar back
			env.grammar = Prism.languages[language];

			var j = 0;
			var keys = Object.keys(env.tokenStack);
			var walkTokens = function (tokens) {
				if (j >= keys.length) {
					return;
				}
				for (var i = 0; i < tokens.length; i++) {
					var token = tokens[i];
					if (typeof token === 'string' || (token.content && typeof token.content === 'string')) {
						var k = keys[j];
						var t = env.tokenStack[k];
						var s = typeof token === 'string' ? token : token.content;

						var index = s.indexOf('___' + language.toUpperCase() + k + '___');
						if (index > -1) {
							++j;
							var before = s.substring(0, index);
							var middle = new Prism.Token(language, Prism.tokenize(t, env.grammar, language), 'language-' + language, t);
							var after = s.substring(index + ('___' + language.toUpperCase() + k + '___').length);
							var replacement;
							if (before || after) {
								replacement = [before, middle, after].filter(function (v) { return !!v; });
								walkTokens(replacement);
							} else {
								replacement = middle;
							}
							if (typeof token === 'string') {
								Array.prototype.splice.apply(tokens, [i, 1].concat(replacement));
							} else {
								token.content = replacement;
							}

							if (j >= keys.length) {
								break;
							}
						}
					} else if (token.content && typeof token.content !== 'string') {
						walkTokens(token.content);
					}
				}
			};

			walkTokens(env.tokens);
		}
	}
});
;Prism.languages.objectivec = Prism.languages.extend('c', {
	'keyword': /\b(?:asm|typeof|inline|auto|break|case|char|const|continue|default|do|double|else|enum|extern|float|for|goto|if|int|long|register|return|short|signed|sizeof|static|struct|switch|typedef|union|unsigned|void|volatile|while|in|self|super)\b|(?:@interface|@end|@implementation|@protocol|@class|@public|@protected|@private|@property|@try|@catch|@finally|@throw|@synthesize|@dynamic|@selector)\b/,
	'string': /("|')(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1|@"(?:\\(?:\r\n|[\s\S])|[^"\\\r\n])*"/,
	'operator': /-[->]?|\+\+?|!=?|<<?=?|>>?=?|==?|&&?|\|\|?|[~^%?*\/@]/
});

;Prism.languages.perl = {
	'comment': [
		{
			// POD
			pattern: /(^\s*)=\w+[\s\S]*?=cut.*/m,
			lookbehind: true
		},
		{
			pattern: /(^|[^\\$])#.*/,
			lookbehind: true
		}
	],
	// TODO Could be nice to handle Heredoc too.
	'string': [
		// q/.../
		{
			pattern: /\b(?:q|qq|qx|qw)\s*([^a-zA-Z0-9\s{(\[<])(?:(?!\1)[^\\]|\\[\s\S])*\1/,
			greedy: true
		},
	
		// q a...a
		{
			pattern: /\b(?:q|qq|qx|qw)\s+([a-zA-Z0-9])(?:(?!\1)[^\\]|\\[\s\S])*\1/,
			greedy: true
		},
	
		// q(...)
		{
			pattern: /\b(?:q|qq|qx|qw)\s*\((?:[^()\\]|\\[\s\S])*\)/,
			greedy: true
		},
	
		// q{...}
		{
			pattern: /\b(?:q|qq|qx|qw)\s*\{(?:[^{}\\]|\\[\s\S])*\}/,
			greedy: true
		},
	
		// q[...]
		{
			pattern: /\b(?:q|qq|qx|qw)\s*\[(?:[^[\]\\]|\\[\s\S])*\]/,
			greedy: true
		},
	
		// q<...>
		{
			pattern: /\b(?:q|qq|qx|qw)\s*<(?:[^<>\\]|\\[\s\S])*>/,
			greedy: true
		},

		// "...", `...`
		{
			pattern: /("|`)(?:(?!\1)[^\\]|\\[\s\S])*\1/,
			greedy: true
		},

		// '...'
		// FIXME Multi-line single-quoted strings are not supported as they would break variables containing '
		{
			pattern: /'(?:[^'\\\r\n]|\\.)*'/,
			greedy: true
		}
	],
	'regex': [
		// m/.../
		{
			pattern: /\b(?:m|qr)\s*([^a-zA-Z0-9\s{(\[<])(?:(?!\1)[^\\]|\\[\s\S])*\1[msixpodualngc]*/,
			greedy: true
		},
	
		// m a...a
		{
			pattern: /\b(?:m|qr)\s+([a-zA-Z0-9])(?:(?!\1)[^\\]|\\[\s\S])*\1[msixpodualngc]*/,
			greedy: true
		},
	
		// m(...)
		{
			pattern: /\b(?:m|qr)\s*\((?:[^()\\]|\\[\s\S])*\)[msixpodualngc]*/,
			greedy: true
		},
	
		// m{...}
		{
			pattern: /\b(?:m|qr)\s*\{(?:[^{}\\]|\\[\s\S])*\}[msixpodualngc]*/,
			greedy: true
		},
	
		// m[...]
		{
			pattern: /\b(?:m|qr)\s*\[(?:[^[\]\\]|\\[\s\S])*\][msixpodualngc]*/,
			greedy: true
		},
	
		// m<...>
		{
			pattern: /\b(?:m|qr)\s*<(?:[^<>\\]|\\[\s\S])*>[msixpodualngc]*/,
			greedy: true
		},

		// The lookbehinds prevent -s from breaking
		// FIXME We don't handle change of separator like s(...)[...]
		// s/.../.../
		{
			pattern: /(^|[^-]\b)(?:s|tr|y)\s*([^a-zA-Z0-9\s{(\[<])(?:(?!\2)[^\\]|\\[\s\S])*\2(?:(?!\2)[^\\]|\\[\s\S])*\2[msixpodualngcer]*/,
			lookbehind: true,
			greedy: true
		},
	
		// s a...a...a
		{
			pattern: /(^|[^-]\b)(?:s|tr|y)\s+([a-zA-Z0-9])(?:(?!\2)[^\\]|\\[\s\S])*\2(?:(?!\2)[^\\]|\\[\s\S])*\2[msixpodualngcer]*/,
			lookbehind: true,
			greedy: true
		},
	
		// s(...)(...)
		{
			pattern: /(^|[^-]\b)(?:s|tr|y)\s*\((?:[^()\\]|\\[\s\S])*\)\s*\((?:[^()\\]|\\[\s\S])*\)[msixpodualngcer]*/,
			lookbehind: true,
			greedy: true
		},
	
		// s{...}{...}
		{
			pattern: /(^|[^-]\b)(?:s|tr|y)\s*\{(?:[^{}\\]|\\[\s\S])*\}\s*\{(?:[^{}\\]|\\[\s\S])*\}[msixpodualngcer]*/,
			lookbehind: true,
			greedy: true
		},
	
		// s[...][...]
		{
			pattern: /(^|[^-]\b)(?:s|tr|y)\s*\[(?:[^[\]\\]|\\[\s\S])*\]\s*\[(?:[^[\]\\]|\\[\s\S])*\][msixpodualngcer]*/,
			lookbehind: true,
			greedy: true
		},
	
		// s<...><...>
		{
			pattern: /(^|[^-]\b)(?:s|tr|y)\s*<(?:[^<>\\]|\\[\s\S])*>\s*<(?:[^<>\\]|\\[\s\S])*>[msixpodualngcer]*/,
			lookbehind: true,
			greedy: true
		},
	
		// /.../
		// The look-ahead tries to prevent two divisions on
		// the same line from being highlighted as regex.
		// This does not support multi-line regex.
		{
			pattern: /\/(?:[^\/\\\r\n]|\\.)*\/[msixpodualngc]*(?=\s*(?:$|[\r\n,.;})&|\-+*~<>!?^]|(lt|gt|le|ge|eq|ne|cmp|not|and|or|xor|x)\b))/,
			greedy: true
		}
	],

	// FIXME Not sure about the handling of ::, ', and #
	'variable': [
		// ${^POSTMATCH}
		/[&*$@%]\{\^[A-Z]+\}/,
		// $^V
		/[&*$@%]\^[A-Z_]/,
		// ${...}
		/[&*$@%]#?(?=\{)/,
		// $foo
		/[&*$@%]#?(?:(?:::)*'?(?!\d)[\w$]+)+(?:::)*/i,
		// $1
		/[&*$@%]\d+/,
		// $_, @_, %!
		// The negative lookahead prevents from breaking the %= operator
		/(?!%=)[$@%][!"#$%&'()*+,\-.\/:;<=>?@[\\\]^_`{|}~]/
	],
	'filehandle': {
		// <>, <FOO>, _
		pattern: /<(?![<=])\S*>|\b_\b/,
		alias: 'symbol'
	},
	'vstring': {
		// v1.2, 1.2.3
		pattern: /v\d+(?:\.\d+)*|\d+(?:\.\d+){2,}/,
		alias: 'string'
	},
	'function': {
		pattern: /sub [a-z0-9_]+/i,
		inside: {
			keyword: /sub/
		}
	},
	'keyword': /\b(?:any|break|continue|default|delete|die|do|else|elsif|eval|for|foreach|given|goto|if|last|local|my|next|our|package|print|redo|require|say|state|sub|switch|undef|unless|until|use|when|while)\b/,
	'number': /\b(?:0x[\dA-Fa-f](?:_?[\dA-Fa-f])*|0b[01](?:_?[01])*|(?:\d(?:_?\d)*)?\.?\d(?:_?\d)*(?:[Ee][+-]?\d+)?)\b/,
	'operator': /-[rwxoRWXOezsfdlpSbctugkTBMAC]\b|\+[+=]?|-[-=>]?|\*\*?=?|\/\/?=?|=[=~>]?|~[~=]?|\|\|?=?|&&?=?|<(?:=>?|<=?)?|>>?=?|![~=]?|[%^]=?|\.(?:=|\.\.?)?|[\\?]|\bx(?:=|\b)|\b(?:lt|gt|le|ge|eq|ne|cmp|not|and|or|xor)\b/,
	'punctuation': /[{}[\];(),:]/
};

;/**
 * Original by Aaron Harun: http://aahacreative.com/2012/07/31/php-syntax-highlighting-prism/
 * Modified by Miles Johnson: http://milesj.me
 *
 * Supports the following:
 * 		- Extends clike syntax
 * 		- Support for PHP 5.3+ (namespaces, traits, generators, etc)
 * 		- Smarter constant and function matching
 *
 * Adds the following new token classes:
 * 		constant, delimiter, variable, function, package
 */
(function (Prism) {
	Prism.languages.php = Prism.languages.extend('clike', {
		'keyword': /\b(?:and|or|xor|array|as|break|case|cfunction|class|const|continue|declare|default|die|do|else|elseif|enddeclare|endfor|endforeach|endif|endswitch|endwhile|extends|for|foreach|function|include|include_once|global|if|new|return|static|switch|use|require|require_once|var|while|abstract|interface|public|implements|private|protected|parent|throw|null|echo|print|trait|namespace|final|yield|goto|instanceof|finally|try|catch)\b/i,
		'constant': /\b[A-Z0-9_]{2,}\b/,
		'comment': {
			pattern: /(^|[^\\])(?:\/\*[\s\S]*?\*\/|\/\/.*)/,
			lookbehind: true
		}
	});

	Prism.languages.insertBefore('php', 'string', {
		'shell-comment': {
			pattern: /(^|[^\\])#.*/,
			lookbehind: true,
			alias: 'comment'
		}
	});

	Prism.languages.insertBefore('php', 'keyword', {
		'delimiter': {
			pattern: /\?>|<\?(?:php|=)?/i,
			alias: 'important'
		},
		'variable': /\$+(?:\w+\b|(?={))/i,
		'package': {
			pattern: /(\\|namespace\s+|use\s+)[\w\\]+/,
			lookbehind: true,
			inside: {
				punctuation: /\\/
			}
		}
	});

	// Must be defined after the function pattern
	Prism.languages.insertBefore('php', 'operator', {
		'property': {
			pattern: /(->)[\w]+/,
			lookbehind: true
		}
	});

	Prism.languages.insertBefore('php', 'string', {
		'nowdoc-string': {
			pattern: /<<<'([^']+)'(?:\r\n?|\n)(?:.*(?:\r\n?|\n))*?\1;/,
			greedy: true,
			alias: 'string',
			inside: {
				'delimiter': {
					pattern: /^<<<'[^']+'|[a-z_]\w*;$/i,
					alias: 'symbol',
					inside: {
						'punctuation': /^<<<'?|[';]$/
					}
				}
			}
		},
		'heredoc-string': {
			pattern: /<<<(?:"([^"]+)"(?:\r\n?|\n)(?:.*(?:\r\n?|\n))*?\1;|([a-z_]\w*)(?:\r\n?|\n)(?:.*(?:\r\n?|\n))*?\2;)/i,
			greedy: true,
			alias: 'string',
			inside: {
				'delimiter': {
					pattern: /^<<<(?:"[^"]+"|[a-z_]\w*)|[a-z_]\w*;$/i,
					alias: 'symbol',
					inside: {
						'punctuation': /^<<<"?|[";]$/
					}
				},
				'interpolation': null // See below
			}
		},
		'single-quoted-string': {
			pattern: /'(?:\\[\s\S]|[^\\'])*'/,
			greedy: true,
			alias: 'string'
		},
		'double-quoted-string': {
			pattern: /"(?:\\[\s\S]|[^\\"])*"/,
			greedy: true,
			alias: 'string',
			inside: {
				'interpolation': null // See below
			}
		}
	});
	// The different types of PHP strings "replace" the C-like standard string
	delete Prism.languages.php['string'];

	var string_interpolation = {
		pattern: /{\$(?:{(?:{[^{}]+}|[^{}]+)}|[^{}])+}|(^|[^\\{])\$+(?:\w+(?:\[.+?]|->\w+)*)/,
		lookbehind: true,
		inside: {
			rest: Prism.languages.php
		}
	};
	Prism.languages.php['heredoc-string'].inside['interpolation'] = string_interpolation;
	Prism.languages.php['double-quoted-string'].inside['interpolation'] = string_interpolation;

	Prism.hooks.add('before-tokenize', function(env) {
		if (!/(?:<\?php|<\?)/ig.test(env.code)) {
			return;
		}

		var phpPattern = /(?:<\?php|<\?)[\s\S]*?(?:\?>|$)/ig;
		Prism.languages['markup-templating'].buildPlaceholders(env, 'php', phpPattern);
	});

	Prism.hooks.add('after-tokenize', function(env) {
		Prism.languages['markup-templating'].tokenizePlaceholders(env, 'php');
	});

}(Prism));
;Prism.languages.python = {
	'comment': {
		pattern: /(^|[^\\])#.*/,
		lookbehind: true
	},
	'triple-quoted-string': {
		pattern: /("""|''')[\s\S]+?\1/,
		greedy: true,
		alias: 'string'
	},
	'string': {
		pattern: /("|')(?:\\.|(?!\1)[^\\\r\n])*\1/,
		greedy: true
	},
	'function': {
		pattern: /((?:^|\s)def[ \t]+)[a-zA-Z_]\w*(?=\s*\()/g,
		lookbehind: true
	},
	'class-name': {
		pattern: /(\bclass\s+)\w+/i,
		lookbehind: true
	},
	'keyword': /\b(?:as|assert|async|await|break|class|continue|def|del|elif|else|except|exec|finally|for|from|global|if|import|in|is|lambda|nonlocal|pass|print|raise|return|try|while|with|yield)\b/,
	'builtin':/\b(?:__import__|abs|all|any|apply|ascii|basestring|bin|bool|buffer|bytearray|bytes|callable|chr|classmethod|cmp|coerce|compile|complex|delattr|dict|dir|divmod|enumerate|eval|execfile|file|filter|float|format|frozenset|getattr|globals|hasattr|hash|help|hex|id|input|int|intern|isinstance|issubclass|iter|len|list|locals|long|map|max|memoryview|min|next|object|oct|open|ord|pow|property|range|raw_input|reduce|reload|repr|reversed|round|set|setattr|slice|sorted|staticmethod|str|sum|super|tuple|type|unichr|unicode|vars|xrange|zip)\b/,
	'boolean': /\b(?:True|False|None)\b/,
	'number': /(?:\b(?=\d)|\B(?=\.))(?:0[bo])?(?:(?:\d|0x[\da-f])[\da-f]*\.?\d*|\.\d+)(?:e[+-]?\d+)?j?\b/i,
	'operator': /[-+%=]=?|!=|\*\*?=?|\/\/?=?|<[<=>]?|>[=>]?|[&|^~]|\b(?:or|and|not)\b/,
	'punctuation': /[{}[\];(),.:]/
};

;/**
 * Original by Samuel Flores
 *
 * Adds the following new token classes:
 * 		constant, builtin, variable, symbol, regex
 */
(function(Prism) {
	Prism.languages.ruby = Prism.languages.extend('clike', {
		'comment': [
			/#.*/,
			{
				pattern: /^=begin(?:\r?\n|\r)(?:.*(?:\r?\n|\r))*?=end/m,
				greedy: true
			}
		],
		'keyword': /\b(?:alias|and|BEGIN|begin|break|case|class|def|define_method|defined|do|each|else|elsif|END|end|ensure|false|for|if|in|module|new|next|nil|not|or|protected|private|public|raise|redo|require|rescue|retry|return|self|super|then|throw|true|undef|unless|until|when|while|yield)\b/
	});

	var interpolation = {
		pattern: /#\{[^}]+\}/,
		inside: {
			'delimiter': {
				pattern: /^#\{|\}$/,
				alias: 'tag'
			},
			rest: Prism.languages.ruby
		}
	};

	Prism.languages.insertBefore('ruby', 'keyword', {
		'regex': [
			{
				pattern: /%r([^a-zA-Z0-9\s{(\[<])(?:(?!\1)[^\\]|\\[\s\S])*\1[gim]{0,3}/,
				greedy: true,
				inside: {
					'interpolation': interpolation
				}
			},
			{
				pattern: /%r\((?:[^()\\]|\\[\s\S])*\)[gim]{0,3}/,
				greedy: true,
				inside: {
					'interpolation': interpolation
				}
			},
			{
				// Here we need to specifically allow interpolation
				pattern: /%r\{(?:[^#{}\\]|#(?:\{[^}]+\})?|\\[\s\S])*\}[gim]{0,3}/,
				greedy: true,
				inside: {
					'interpolation': interpolation
				}
			},
			{
				pattern: /%r\[(?:[^\[\]\\]|\\[\s\S])*\][gim]{0,3}/,
				greedy: true,
				inside: {
					'interpolation': interpolation
				}
			},
			{
				pattern: /%r<(?:[^<>\\]|\\[\s\S])*>[gim]{0,3}/,
				greedy: true,
				inside: {
					'interpolation': interpolation
				}
			},
			{
				pattern: /(^|[^/])\/(?!\/)(\[.+?]|\\.|[^/\\\r\n])+\/[gim]{0,3}(?=\s*($|[\r\n,.;})]))/,
				lookbehind: true,
				greedy: true
			}
		],
		'variable': /[@$]+[a-zA-Z_]\w*(?:[?!]|\b)/,
		'symbol': {
			pattern: /(^|[^:]):[a-zA-Z_]\w*(?:[?!]|\b)/,
			lookbehind: true
		}
	});

	Prism.languages.insertBefore('ruby', 'number', {
		'builtin': /\b(?:Array|Bignum|Binding|Class|Continuation|Dir|Exception|FalseClass|File|Stat|Fixnum|Float|Hash|Integer|IO|MatchData|Method|Module|NilClass|Numeric|Object|Proc|Range|Regexp|String|Struct|TMS|Symbol|ThreadGroup|Thread|Time|TrueClass)\b/,
		'constant': /\b[A-Z]\w*(?:[?!]|\b)/
	});

	Prism.languages.ruby.string = [
		{
			pattern: /%[qQiIwWxs]?([^a-zA-Z0-9\s{(\[<])(?:(?!\1)[^\\]|\\[\s\S])*\1/,
			greedy: true,
			inside: {
				'interpolation': interpolation
			}
		},
		{
			pattern: /%[qQiIwWxs]?\((?:[^()\\]|\\[\s\S])*\)/,
			greedy: true,
			inside: {
				'interpolation': interpolation
			}
		},
		{
			// Here we need to specifically allow interpolation
			pattern: /%[qQiIwWxs]?\{(?:[^#{}\\]|#(?:\{[^}]+\})?|\\[\s\S])*\}/,
			greedy: true,
			inside: {
				'interpolation': interpolation
			}
		},
		{
			pattern: /%[qQiIwWxs]?\[(?:[^\[\]\\]|\\[\s\S])*\]/,
			greedy: true,
			inside: {
				'interpolation': interpolation
			}
		},
		{
			pattern: /%[qQiIwWxs]?<(?:[^<>\\]|\\[\s\S])*>/,
			greedy: true,
			inside: {
				'interpolation': interpolation
			}
		},
		{
			pattern: /("|')(?:#\{[^}]+\}|\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
			greedy: true,
			inside: {
				'interpolation': interpolation
			}
		}
	];
}(Prism));
;// issues: nested multiline comments
Prism.languages.swift = Prism.languages.extend('clike', {
	'string': {
		pattern: /("|')(\\(?:\((?:[^()]|\([^)]+\))+\)|\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
		greedy: true,
		inside: {
			'interpolation': {
				pattern: /\\\((?:[^()]|\([^)]+\))+\)/,
				inside: {
					delimiter: {
						pattern: /^\\\(|\)$/,
						alias: 'variable'
					}
					// See rest below
				}
			}
		}
	},
	'keyword': /\b(?:as|associativity|break|case|catch|class|continue|convenience|default|defer|deinit|didSet|do|dynamic(?:Type)?|else|enum|extension|fallthrough|final|for|func|get|guard|if|import|in|infix|init|inout|internal|is|lazy|left|let|mutating|new|none|nonmutating|operator|optional|override|postfix|precedence|prefix|private|Protocol|public|repeat|required|rethrows|return|right|safe|self|Self|set|static|struct|subscript|super|switch|throws?|try|Type|typealias|unowned|unsafe|var|weak|where|while|willSet|__(?:COLUMN__|FILE__|FUNCTION__|LINE__))\b/,
	'number': /\b(?:[\d_]+(?:\.[\de_]+)?|0x[a-f0-9_]+(?:\.[a-f0-9p_]+)?|0b[01_]+|0o[0-7_]+)\b/i,
	'constant': /\b(?:nil|[A-Z_]{2,}|k[A-Z][A-Za-z_]+)\b/,
	'atrule': /@\b(?:IB(?:Outlet|Designable|Action|Inspectable)|class_protocol|exported|noreturn|NS(?:Copying|Managed)|objc|UIApplicationMain|auto_closure)\b/,
	'builtin': /\b(?:[A-Z]\S+|abs|advance|alignof(?:Value)?|assert|contains|count(?:Elements)?|debugPrint(?:ln)?|distance|drop(?:First|Last)|dump|enumerate|equal|filter|find|first|getVaList|indices|isEmpty|join|last|lexicographicalCompare|map|max(?:Element)?|min(?:Element)?|numericCast|overlaps|partition|print(?:ln)?|reduce|reflect|reverse|sizeof(?:Value)?|sort(?:ed)?|split|startsWith|stride(?:of(?:Value)?)?|suffix|swap|toDebugString|toString|transcode|underestimateCount|unsafeBitCast|with(?:ExtendedLifetime|Unsafe(?:MutablePointers?|Pointers?)|VaList))\b/
});
Prism.languages.swift['string'].inside['interpolation'].inside.rest = Prism.languages.swift;
;Prism.languages.yaml = {
	'scalar': {
		pattern: /([\-:]\s*(?:![^\s]+)?[ \t]*[|>])[ \t]*(?:((?:\r?\n|\r)[ \t]+)[^\r\n]+(?:\2[^\r\n]+)*)/,
		lookbehind: true,
		alias: 'string'
	},
	'comment': /#.*/,
	'key': {
		pattern: /(\s*(?:^|[:\-,[{\r\n?])[ \t]*(?:![^\s]+)?[ \t]*)[^\r\n{[\]},#\s]+?(?=\s*:\s)/,
		lookbehind: true,
		alias: 'atrule'
	},
	'directive': {
		pattern: /(^[ \t]*)%.+/m,
		lookbehind: true,
		alias: 'important'
	},
	'datetime': {
		pattern: /([:\-,[{]\s*(?:![^\s]+)?[ \t]*)(?:\d{4}-\d\d?-\d\d?(?:[tT]|[ \t]+)\d\d?:\d{2}:\d{2}(?:\.\d*)?[ \t]*(?:Z|[-+]\d\d?(?::\d{2})?)?|\d{4}-\d{2}-\d{2}|\d\d?:\d{2}(?::\d{2}(?:\.\d*)?)?)(?=[ \t]*(?:$|,|]|}))/m,
		lookbehind: true,
		alias: 'number'
	},
	'boolean': {
		pattern: /([:\-,[{]\s*(?:![^\s]+)?[ \t]*)(?:true|false)[ \t]*(?=$|,|]|})/im,
		lookbehind: true,
		alias: 'important'
	},
	'null': {
		pattern: /([:\-,[{]\s*(?:![^\s]+)?[ \t]*)(?:null|~)[ \t]*(?=$|,|]|})/im,
		lookbehind: true,
		alias: 'important'
	},
	'string': {
		pattern: /([:\-,[{]\s*(?:![^\s]+)?[ \t]*)("|')(?:(?!\2)[^\\\r\n]|\\.)*\2(?=[ \t]*(?:$|,|]|}))/m,
		lookbehind: true,
		greedy: true
	},
	'number': {
		pattern: /([:\-,[{]\s*(?:![^\s]+)?[ \t]*)[+-]?(?:0x[\da-f]+|0o[0-7]+|(?:\d+\.?\d*|\.?\d+)(?:e[+-]?\d+)?|\.inf|\.nan)[ \t]*(?=$|,|]|})/im,
		lookbehind: true
	},
	'tag': /![^\s]+/,
	'important': /[&*][\w]+/,
	'punctuation': /---|[:[\]{}\-,|>?]|\.\.\./
};

;/**! hopscotch - v0.3.1
*
* Copyright 2017 LinkedIn Corp. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
  typeof define === 'function' && define.amd ? define(factory) :
  (global.hopscotch = factory());
}(this, (function () { 'use strict';

  var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
    return typeof obj;
  } : function (obj) {
    return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
  };

  /* global document */

  var Hopscotch;
  var HopscotchBubble;
  var HopscotchCalloutManager;
  var HopscotchI18N;
  var customI18N;
  var customRenderer;
  var customEscape;
  var templateToUse = 'bubble_default';
  var Sizzle = window.Sizzle || null;
  var utils;
  var callbacks;
  var helpers;
  var winLoadHandler;
  var defaultOpts;
  var winHopscotch;
  var undefinedStr = 'undefined';
  var waitingToStart = false;
  var hasJquery = (typeof jQuery === 'undefined' ? 'undefined' : _typeof(jQuery)) !== undefinedStr;
  var hasSessionStorage = false;
  var isStorageWritable = false;
  var validIdRegEx = /^[a-zA-Z]+[a-zA-Z0-9_-]*$/;
  var rtlMatches = {
    left: 'right',
    right: 'left'
  };

  // If cookies are disabled, accessing sessionStorage can throw an error.
  // sessionStorage could also throw an error in Safari on write (even though it exists).
  // So, we'll try writing to sessionStorage to verify it's available.
  try {
    if (_typeof(window.sessionStorage) !== undefinedStr) {
      hasSessionStorage = true;
      sessionStorage.setItem('hopscotch.test.storage', 'ok');
      sessionStorage.removeItem('hopscotch.test.storage');
      isStorageWritable = true;
    }
  } catch (err) {}

  defaultOpts = {
    smoothScroll: true,
    scrollDuration: 1000,
    scrollTopMargin: 200,
    showCloseButton: true,
    showPrevButton: false,
    showNextButton: true,
    bubbleWidth: 280,
    bubblePadding: 15,
    arrowWidth: 20,
    skipIfNoElement: true,
    isRtl: false,
    cookieName: 'hopscotch.tour.state'
  };

  if (!Array.isArray) {
    Array.isArray = function (obj) {
      return Object.prototype.toString.call(obj) === '[object Array]';
    };
  }

  /**
   * Called when the page is done loading.
   *
   * @private
   */
  winLoadHandler = function winLoadHandler() {
    if (waitingToStart) {
      winHopscotch.startTour();
    }
  };

  /**
   * utils
   * =====
   * A set of utility functions, mostly for standardizing to manipulate
   * and extract information from the DOM. Basically these are things I
   * would normally use jQuery for, but I don't want to require it for
   * this framework.
   *
   * @private
   */
  utils = {
    /**
     * addClass
     * ========
     * Adds one or more classes to a DOM element.
     *
     * @private
     */
    addClass: function addClass(domEl, classToAdd) {
      var domClasses, classToAddArr, setClass, i, len;

      if (!domEl.className) {
        domEl.className = classToAdd;
      } else {
        classToAddArr = classToAdd.split(/\s+/);
        domClasses = ' ' + domEl.className + ' ';
        for (i = 0, len = classToAddArr.length; i < len; ++i) {
          if (domClasses.indexOf(' ' + classToAddArr[i] + ' ') < 0) {
            domClasses += classToAddArr[i] + ' ';
          }
        }
        domEl.className = domClasses.replace(/^\s+|\s+$/g, '');
      }
    },

    /**
     * removeClass
     * ===========
     * Remove one or more classes from a DOM element.
     *
     * @private
     */
    removeClass: function removeClass(domEl, classToRemove) {
      var domClasses, classToRemoveArr, currClass, i, len;

      classToRemoveArr = classToRemove.split(/\s+/);
      domClasses = ' ' + domEl.className + ' ';
      for (i = 0, len = classToRemoveArr.length; i < len; ++i) {
        domClasses = domClasses.replace(' ' + classToRemoveArr[i] + ' ', ' ');
      }
      domEl.className = domClasses.replace(/^\s+|\s+$/g, '');
    },

    /**
     * hasClass
     * ========
     * Determine if a given DOM element has a class.
     */
    hasClass: function hasClass(domEl, classToCheck) {
      var classes;

      if (!domEl.className) {
        return false;
      }
      classes = ' ' + domEl.className + ' ';
      return classes.indexOf(' ' + classToCheck + ' ') !== -1;
    },

    /**
     * @private
     */
    getPixelValue: function getPixelValue(val) {
      var valType = typeof val === 'undefined' ? 'undefined' : _typeof(val);
      if (valType === 'number') {
        return val;
      }
      if (valType === 'string') {
        return parseInt(val, 10);
      }
      return 0;
    },

    /**
     * Inspired by Python... returns val if it's defined, otherwise returns the default.
     *
     * @private
     */
    valOrDefault: function valOrDefault(val, valDefault) {
      return (typeof val === 'undefined' ? 'undefined' : _typeof(val)) !== undefinedStr ? val : valDefault;
    },

    /**
     * Invokes a single callback represented by an array.
     * Example input: ["my_fn", "arg1", 2, "arg3"]
     * @private
     */
    invokeCallbackArrayHelper: function invokeCallbackArrayHelper(arr) {
      // Logic for a single callback
      var fn;
      if (Array.isArray(arr)) {
        fn = helpers[arr[0]];
        if (typeof fn === 'function') {
          return fn.apply(this, arr.slice(1));
        }
      }
    },

    /**
     * Invokes one or more callbacks. Array should have at most one level of nesting.
     * Example input:
     * ["my_fn", "arg1", 2, "arg3"]
     * [["my_fn_1", "arg1", "arg2"], ["my_fn_2", "arg2-1", "arg2-2"]]
     * [["my_fn_1", "arg1", "arg2"], function() { ... }]
     * @private
     */
    invokeCallbackArray: function invokeCallbackArray(arr) {
      var i, len;

      if (Array.isArray(arr)) {
        if (typeof arr[0] === 'string') {
          // Assume there are no nested arrays. This is the one and only callback.
          return utils.invokeCallbackArrayHelper(arr);
        } else {
          // assume an array
          for (i = 0, len = arr.length; i < len; ++i) {
            utils.invokeCallback(arr[i]);
          }
        }
      }
    },

    /**
     * Helper function for invoking a callback, whether defined as a function literal
     * or an array that references a registered helper function.
     * @private
     */
    invokeCallback: function invokeCallback(cb) {
      if (typeof cb === 'function') {
        return cb();
      }
      if (typeof cb === 'string' && helpers[cb]) {
        // name of a helper
        return helpers[cb]();
      } else {
        // assuming array
        return utils.invokeCallbackArray(cb);
      }
    },

    /**
     * If stepCb (the step-specific helper callback) is passed in, then invoke
     * it first. Then invoke tour-wide helper.
     *
     * @private
     */
    invokeEventCallbacks: function invokeEventCallbacks(evtType, stepCb) {
      var cbArr = callbacks[evtType],
          callback,
          fn,
          i,
          len;

      if (stepCb) {
        return this.invokeCallback(stepCb);
      }

      for (i = 0, len = cbArr.length; i < len; ++i) {
        this.invokeCallback(cbArr[i].cb);
      }
    },

    /**
     * @private
     */
    getScrollTop: function getScrollTop() {
      var scrollTop;
      if (_typeof(window.pageYOffset) !== undefinedStr) {
        scrollTop = window.pageYOffset;
      } else {
        // Most likely IE <=8, which doesn't support pageYOffset
        scrollTop = document.documentElement.scrollTop;
      }
      return scrollTop;
    },

    /**
     * @private
     */
    getScrollLeft: function getScrollLeft() {
      var scrollLeft;
      if (_typeof(window.pageXOffset) !== undefinedStr) {
        scrollLeft = window.pageXOffset;
      } else {
        // Most likely IE <=8, which doesn't support pageXOffset
        scrollLeft = document.documentElement.scrollLeft;
      }
      return scrollLeft;
    },

    /**
     * @private
     */
    getWindowHeight: function getWindowHeight() {
      return window.innerHeight || document.documentElement.clientHeight;
    },

    /**
     * @private
     */
    addEvtListener: function addEvtListener(el, evtName, fn) {
      if (el) {
        return el.addEventListener ? el.addEventListener(evtName, fn, false) : el.attachEvent('on' + evtName, fn);
      }
    },

    /**
     * @private
     */
    removeEvtListener: function removeEvtListener(el, evtName, fn) {
      if (el) {
        return el.removeEventListener ? el.removeEventListener(evtName, fn, false) : el.detachEvent('on' + evtName, fn);
      }
    },

    documentIsReady: function documentIsReady() {
      return document.readyState === 'complete';
    },

    /**
     * @private
     */
    evtPreventDefault: function evtPreventDefault(evt) {
      if (evt.preventDefault) {
        evt.preventDefault();
      } else if (event) {
        event.returnValue = false;
      }
    },

    /**
     * @private
     */
    extend: function extend(obj1, obj2) {
      var prop;
      for (prop in obj2) {
        if (obj2.hasOwnProperty(prop)) {
          obj1[prop] = obj2[prop];
        }
      }
    },

    /**
     * Helper function to get a single target DOM element. We will try to
     * locate the DOM element through several ways, in the following order:
     *
     * 1) Passing the string into document.querySelector
     * 2) Passing the string to jQuery, if it exists
     * 3) Passing the string to Sizzle, if it exists
     * 4) Calling document.getElementById if it is a plain id
     *
     * Default case is to assume the string is a plain id and call
     * document.getElementById on it.
     *
     * @private
     */
    getStepTargetHelper: function getStepTargetHelper(target) {
      var result = document.getElementById(target);

      //Backwards compatibility: assume the string is an id
      if (result) {
        return result;
      }
      if (hasJquery) {
        result = jQuery(target);
        return result.length ? result[0] : null;
      }
      if (Sizzle) {
        result = new Sizzle(target);
        return result.length ? result[0] : null;
      }
      if (document.querySelector) {
        try {
          return document.querySelector(target);
        } catch (err) {}
      }
      // Regex test for id. Following the HTML 4 spec for valid id formats.
      // (http://www.w3.org/TR/html4/types.html#type-id)
      if (/^#[a-zA-Z][\w-_:.]*$/.test(target)) {
        return document.getElementById(target.substring(1));
      }

      return null;
    },

    /**
     * Given a step, returns the target DOM element associated with it. It is
     * recommended to only assign one target per step. However, there are
     * some use cases which require multiple step targets to be supplied. In
     * this event, we will use the first target in the array that we can
     * locate on the page. See the comments for getStepTargetHelper for more
     * information.
     *
     * @private
     */
    getStepTarget: function getStepTarget(step) {
      var queriedTarget;

      if (!step || !step.target) {
        return null;
      }

      if (typeof step.target === 'string') {
        //Just one target to test. Check and return its results.
        return utils.getStepTargetHelper(step.target);
      } else if (Array.isArray(step.target)) {
        // Multiple items to check. Check each and return the first success.
        // Assuming they are all strings.
        var i, len;

        for (i = 0, len = step.target.length; i < len; i++) {
          if (typeof step.target[i] === 'string') {
            queriedTarget = utils.getStepTargetHelper(step.target[i]);

            if (queriedTarget) {
              return queriedTarget;
            }
          }
        }
        return null;
      }

      // Assume that the step.target is a DOM element
      return step.target;
    },

    /**
     * Convenience method for getting an i18n string. Returns custom i18n value
     * or the default i18n value if no custom value exists.
     *
     * @private
     */
    getI18NString: function getI18NString(key) {
      return customI18N[key] || HopscotchI18N[key];
    },

    // Tour session persistence for multi-page tours. Uses HTML5 sessionStorage if available, then
    // falls back to using cookies.
    //
    // The following cookie-related logic is borrowed from:
    // http://www.quirksmode.org/js/cookies.html

    /**
     * @private
     */
    setState: function setState(name, value, days) {
      var expires = '',
          date;

      if (hasSessionStorage && isStorageWritable) {
        try {
          sessionStorage.setItem(name, value);
        } catch (err) {
          isStorageWritable = false;
          this.setState(name, value, days);
        }
      } else {
        if (hasSessionStorage) {
          //Clear out existing sessionStorage key so the new value we set to cookie gets read.
          //(If we're here, we've run into an error while trying to write to sessionStorage).
          sessionStorage.removeItem(name);
        }
        if (days) {
          date = new Date();
          date.setTime(date.getTime() + days * 24 * 60 * 60 * 1000);
          expires = '; expires=' + date.toGMTString();
        }
        document.cookie = name + '=' + value + expires + '; path=/';
      }
    },

    /**
     * @private
     */
    getState: function getState(name) {
      var nameEQ = name + '=',
          ca = document.cookie.split(';'),
          i,
          c,
          state;

      //return value from session storage if we have it
      if (hasSessionStorage) {
        state = sessionStorage.getItem(name);
        if (state) {
          return state;
        }
      }

      //else, try cookies
      for (i = 0; i < ca.length; i++) {
        c = ca[i];
        while (c.charAt(0) === ' ') {
          c = c.substring(1, c.length);
        }
        if (c.indexOf(nameEQ) === 0) {
          state = c.substring(nameEQ.length, c.length);
          break;
        }
      }

      return state;
    },

    /**
     * @private
     */
    clearState: function clearState(name) {
      if (hasSessionStorage) {
        sessionStorage.removeItem(name);
      } else {
        this.setState(name, '', -1);
      }
    },

    /**
     * Originally called it orientation, but placement is more intuitive.
     * Allowing both for now for backwards compatibility.
     * @private
     */
    normalizePlacement: function normalizePlacement(step) {
      if (!step.placement && step.orientation) {
        step.placement = step.orientation;
      }
    },

    /**
     * If step is right-to-left enabled, flip the placement and xOffset, but only once.
     * @private
     */
    flipPlacement: function flipPlacement(step) {
      if (step.isRtl && !step._isFlipped) {
        var props = ['orientation', 'placement'],
            prop,
            i;
        if (step.xOffset) {
          step.xOffset = -1 * this.getPixelValue(step.xOffset);
        }
        for (i in props) {
          prop = props[i];
          if (step.hasOwnProperty(prop) && rtlMatches.hasOwnProperty(step[prop])) {
            step[prop] = rtlMatches[step[prop]];
          }
        }
        step._isFlipped = true;
      }
    }
  };

  utils.addEvtListener(window, 'load', winLoadHandler);

  callbacks = {
    next: [],
    prev: [],
    start: [],
    end: [],
    show: [],
    error: [],
    close: []
  };

  /**
   * helpers
   * =======
   * A map of functions to be used as callback listeners. Functions are
   * added to and removed from the map using the functions
   * Hopscotch.registerHelper() and Hopscotch.unregisterHelper().
   */
  helpers = {};

  HopscotchI18N = {
    stepNums: null,
    nextBtn: 'Next',
    prevBtn: 'Back',
    doneBtn: 'Done',
    skipBtn: 'Skip',
    closeTooltip: 'Close'
  };

  customI18N = {}; // Developer's custom i18n strings goes here.

  /**
   * HopscotchBubble
   *
   * @class The HopscotchBubble class represents the view of a bubble. This class is also used for Hopscotch callouts.
   */
  HopscotchBubble = function HopscotchBubble(opt) {
    this.init(opt);
  };

  HopscotchBubble.prototype = {
    isShowing: false,

    currStep: undefined,

    /**
     * setPosition
     *
     * Sets the position of the bubble using the bounding rectangle of the
     * target element and the orientation and offset information specified by
     * the JSON.
     */
    setPosition: function setPosition(step) {
      var bubbleBoundingHeight,
          bubbleBoundingWidth,
          boundingRect,
          top,
          left,
          arrowOffset,
          verticalLeftPosition,
          targetEl = utils.getStepTarget(step),
          el = this.element,
          arrowEl = this.arrowEl,
          arrowPos = step.isRtl ? 'right' : 'left';

      utils.flipPlacement(step);
      utils.normalizePlacement(step);

      bubbleBoundingWidth = el.offsetWidth;
      bubbleBoundingHeight = el.offsetHeight;
      utils.removeClass(el, 'fade-in-down fade-in-up fade-in-left fade-in-right');

      // SET POSITION
      boundingRect = targetEl.getBoundingClientRect();

      verticalLeftPosition = step.isRtl ? boundingRect.right - bubbleBoundingWidth : boundingRect.left;

      if (step.placement === 'top') {
        top = boundingRect.top - bubbleBoundingHeight - this.opt.arrowWidth;
        left = verticalLeftPosition;
      } else if (step.placement === 'bottom') {
        top = boundingRect.bottom + this.opt.arrowWidth;
        left = verticalLeftPosition;
      } else if (step.placement === 'left') {
        top = boundingRect.top;
        left = boundingRect.left - bubbleBoundingWidth - this.opt.arrowWidth;
      } else if (step.placement === 'right') {
        top = boundingRect.top;
        left = boundingRect.right + this.opt.arrowWidth;
      } else {
        throw new Error('Bubble placement failed because step.placement is invalid or undefined!');
      }

      // SET (OR RESET) ARROW OFFSETS
      if (step.arrowOffset !== 'center') {
        arrowOffset = utils.getPixelValue(step.arrowOffset);
      } else {
        arrowOffset = step.arrowOffset;
      }
      if (!arrowOffset) {
        arrowEl.style.top = '';
        arrowEl.style[arrowPos] = '';
      } else if (step.placement === 'top' || step.placement === 'bottom') {
        arrowEl.style.top = '';
        if (arrowOffset === 'center') {
          arrowEl.style[arrowPos] = Math.floor(bubbleBoundingWidth / 2 - arrowEl.offsetWidth / 2) + 'px';
        } else {
          // Numeric pixel value
          arrowEl.style[arrowPos] = arrowOffset + 'px';
        }
      } else if (step.placement === 'left' || step.placement === 'right') {
        arrowEl.style[arrowPos] = '';
        if (arrowOffset === 'center') {
          arrowEl.style.top = Math.floor(bubbleBoundingHeight / 2 - arrowEl.offsetHeight / 2) + 'px';
        } else {
          // Numeric pixel value
          arrowEl.style.top = arrowOffset + 'px';
        }
      }

      // HORIZONTAL OFFSET
      if (step.xOffset === 'center') {
        left = boundingRect.left + targetEl.offsetWidth / 2 - bubbleBoundingWidth / 2;
      } else {
        left += utils.getPixelValue(step.xOffset);
      }
      // VERTICAL OFFSET
      if (step.yOffset === 'center') {
        top = boundingRect.top + targetEl.offsetHeight / 2 - bubbleBoundingHeight / 2;
      } else {
        top += utils.getPixelValue(step.yOffset);
      }

      // ADJUST TOP FOR SCROLL POSITION
      if (!step.fixedElement) {
        top += utils.getScrollTop();
        left += utils.getScrollLeft();
      }

      // ACCOUNT FOR FIXED POSITION ELEMENTS
      el.style.position = step.fixedElement ? 'fixed' : 'absolute';

      el.style.top = top + 'px';
      el.style.left = left + 'px';
    },

    /**
     * Renders the bubble according to the step JSON.
     *
     * @param {Object} step Information defining how the bubble should look.
     * @param {Number} idx The index of the step in the tour. Not used for callouts.
     * @param {Function} callback Function to be invoked after rendering is finished.
     */
    render: function render(step, idx, callback) {
      var el = this.element,
          tourSpecificRenderer,
          customTourData,
          unsafe,
          currTour,
          totalSteps,
          totalStepsI18n,
          nextBtnText,
          isLast,
          i,
          opts;

      // Cache current step information.
      if (step) {
        this.currStep = step;
      } else if (this.currStep) {
        step = this.currStep;
      }

      // Check current tour for total number of steps and custom render data
      if (this.opt.isTourBubble) {
        currTour = winHopscotch.getCurrTour();
        if (currTour) {
          customTourData = currTour.customData;
          tourSpecificRenderer = currTour.customRenderer;
          step.isRtl = step.hasOwnProperty('isRtl') ? step.isRtl : currTour.hasOwnProperty('isRtl') ? currTour.isRtl : this.opt.isRtl;
          unsafe = currTour.unsafe;
          if (Array.isArray(currTour.steps)) {
            totalSteps = currTour.steps.length;
            totalStepsI18n = this._getStepI18nNum(this._getStepNum(totalSteps - 1));
            isLast = this._getStepNum(idx) === this._getStepNum(totalSteps - 1);
          }
        }
      } else {
        customTourData = step.customData;
        tourSpecificRenderer = step.customRenderer;
        unsafe = step.unsafe;
        step.isRtl = step.hasOwnProperty('isRtl') ? step.isRtl : this.opt.isRtl;
      }

      // Determine label for next button
      if (isLast) {
        nextBtnText = utils.getI18NString('doneBtn');
      } else if (step.showSkip) {
        nextBtnText = utils.getI18NString('skipBtn');
      } else {
        nextBtnText = utils.getI18NString('nextBtn');
      }

      utils.flipPlacement(step);
      utils.normalizePlacement(step);

      this.placement = step.placement;

      // Setup the configuration options we want to pass along to the template
      opts = {
        i18n: {
          prevBtn: utils.getI18NString('prevBtn'),
          nextBtn: nextBtnText,
          closeTooltip: utils.getI18NString('closeTooltip'),
          stepNum: this._getStepI18nNum(this._getStepNum(idx)),
          numSteps: totalStepsI18n
        },
        buttons: {
          showPrev: utils.valOrDefault(step.showPrevButton, this.opt.showPrevButton) && this._getStepNum(idx) > 0,
          showNext: utils.valOrDefault(step.showNextButton, this.opt.showNextButton),
          showCTA: utils.valOrDefault(step.showCTAButton && step.ctaLabel, false),
          ctaLabel: step.ctaLabel,
          showClose: utils.valOrDefault(this.opt.showCloseButton, true)
        },
        step: {
          num: idx,
          isLast: utils.valOrDefault(isLast, false),
          title: step.title || '',
          content: step.content || '',
          isRtl: step.isRtl,
          placement: step.placement,
          padding: utils.valOrDefault(step.padding, this.opt.bubblePadding),
          width: utils.getPixelValue(step.width) || this.opt.bubbleWidth,
          customData: step.customData || {}
        },
        tour: {
          isTour: this.opt.isTourBubble,
          numSteps: totalSteps,
          unsafe: utils.valOrDefault(unsafe, false),
          customData: customTourData || {}
        }
      };

      // Render the bubble's content.
      // Use tour renderer if available, then the global customRenderer if defined.
      if (typeof tourSpecificRenderer === 'function') {
        el.innerHTML = tourSpecificRenderer(opts);
      } else if (typeof tourSpecificRenderer === 'string') {
        if (!winHopscotch.templates || typeof winHopscotch.templates[tourSpecificRenderer] !== 'function') {
          throw new Error('Bubble rendering failed - template "' + tourSpecificRenderer + '" is not a function.');
        }
        el.innerHTML = winHopscotch.templates[tourSpecificRenderer](opts);
      } else if (customRenderer) {
        el.innerHTML = customRenderer(opts);
      } else {
        if (!winHopscotch.templates || typeof winHopscotch.templates[templateToUse] !== 'function') {
          throw new Error('Bubble rendering failed - template "' + templateToUse + '" is not a function.');
        }
        el.innerHTML = winHopscotch.templates[templateToUse](opts);
      }

      // Find arrow among new child elements.
      var children = el.children;
      var numChildren = children.length;
      var node;
      for (i = 0; i < numChildren; i++) {
        node = children[i];

        if (utils.hasClass(node, 'hopscotch-arrow')) {
          this.arrowEl = node;
        }
      }

      // Set z-index and arrow placement
      el.style.zIndex = typeof step.zindex === 'number' ? step.zindex : '';
      this._setArrow(step.placement);

      // Set bubble positioning
      // Make sure we're using visibility:hidden instead of display:none for height/width calculations.
      this.hide(false);
      this.setPosition(step);

      // only want to adjust window scroll for non-fixed elements
      if (callback) {
        callback(!step.fixedElement);
      }

      return this;
    },
    /**
     * Get step number considering steps that were skipped because their target wasn't found
     *
     * @private
     */
    _getStepNum: function _getStepNum(idx) {
      var skippedStepsCount = 0,
          stepIdx,
          skippedSteps = winHopscotch.getSkippedStepsIndexes(),
          i,
          len = skippedSteps.length;
      //count number of steps skipped before current step
      for (i = 0; i < len; i++) {
        stepIdx = skippedSteps[i];
        if (stepIdx < idx) {
          skippedStepsCount++;
        }
      }
      return idx - skippedStepsCount;
    },
    /**
     * Get the I18N step number for the current step.
     *
     * @private
     */
    _getStepI18nNum: function _getStepI18nNum(idx) {
      var stepNumI18N = utils.getI18NString('stepNums');
      if (stepNumI18N && idx < stepNumI18N.length) {
        idx = stepNumI18N[idx];
      } else {
        idx = idx + 1;
      }
      return idx;
    },

    /**
     * Sets which side the arrow is on.
     *
     * @private
     */
    _setArrow: function _setArrow(placement) {
      utils.removeClass(this.arrowEl, 'down up right left');

      // Whatever the orientation is, we want to arrow to appear
      // "opposite" of the orientation. E.g., a top orientation
      // requires a bottom arrow.
      if (placement === 'top') {
        utils.addClass(this.arrowEl, 'down');
      } else if (placement === 'bottom') {
        utils.addClass(this.arrowEl, 'up');
      } else if (placement === 'left') {
        utils.addClass(this.arrowEl, 'right');
      } else if (placement === 'right') {
        utils.addClass(this.arrowEl, 'left');
      }
    },

    /**
     * @private
     */
    _getArrowDirection: function _getArrowDirection() {
      if (this.placement === 'top') {
        return 'down';
      }
      if (this.placement === 'bottom') {
        return 'up';
      }
      if (this.placement === 'left') {
        return 'right';
      }
      if (this.placement === 'right') {
        return 'left';
      }
    },

    show: function show() {
      var self = this,
          fadeClass = 'fade-in-' + this._getArrowDirection(),
          fadeDur = 1000;

      utils.removeClass(this.element, 'hide');
      utils.addClass(this.element, fadeClass);
      setTimeout(function () {
        utils.removeClass(self.element, 'invisible');
      }, 50);
      setTimeout(function () {
        utils.removeClass(self.element, fadeClass);
      }, fadeDur);
      this.isShowing = true;
      return this;
    },

    hide: function hide(remove) {
      var el = this.element;

      remove = utils.valOrDefault(remove, true);
      el.style.top = '';
      el.style.left = '';

      // display: none
      if (remove) {
        utils.addClass(el, 'hide');
        utils.removeClass(el, 'invisible');
      }
      // opacity: 0
      else {
          utils.removeClass(el, 'hide');
          utils.addClass(el, 'invisible');
        }
      utils.removeClass(el, 'animate fade-in-up fade-in-down fade-in-right fade-in-left');
      this.isShowing = false;
      return this;
    },

    destroy: function destroy() {
      var el = this.element;

      if (el) {
        el.parentNode.removeChild(el);
      }
      utils.removeEvtListener(el, 'click', this.clickCb);
    },

    _handleBubbleClick: function _handleBubbleClick(evt) {
      var action;

      // Override evt for IE8 as IE8 doesn't pass event but binds it to window
      evt = evt || window.event; // get window.event if argument is falsy (in IE)

      // get srcElement if target is falsy (IE)
      var targetElement = evt.target || evt.srcElement;

      //Recursively look up the parent tree until we find a match
      //with one of the classes we're looking for, or the triggering element.
      function findMatchRecur(el) {
        /* We're going to make the assumption that we're not binding
          * multiple event classes to the same element.
          * (next + previous = wait... err... what?)
          *
          * In the odd event we end up with an element with multiple
          * possible matches, the following priority order is applied:
          * hopscotch-cta, hopscotch-next, hopscotch-prev, hopscotch-close
          */
        if (el === evt.currentTarget) {
          return null;
        }
        if (utils.hasClass(el, 'hopscotch-cta')) {
          return 'cta';
        }
        if (utils.hasClass(el, 'hopscotch-next')) {
          return 'next';
        }
        if (utils.hasClass(el, 'hopscotch-prev')) {
          return 'prev';
        }
        if (utils.hasClass(el, 'hopscotch-close')) {
          return 'close';
        }
        /*else*/return findMatchRecur(el.parentElement);
      }

      action = findMatchRecur(targetElement);

      //Now that we know what action we should take, let's take it.
      if (action === 'cta') {
        if (!this.opt.isTourBubble) {
          // This is a callout. Close the callout when CTA is clicked.
          winHopscotch.getCalloutManager().removeCallout(this.currStep.id);
        }
        // Call onCTA callback if one is provided
        if (this.currStep.onCTA) {
          utils.invokeCallback(this.currStep.onCTA);
        }
      } else if (action === 'next') {
        winHopscotch.nextStep(true);
      } else if (action === 'prev') {
        winHopscotch.prevStep(true);
      } else if (action === 'close') {
        if (this.opt.isTourBubble) {
          var currStepNum = winHopscotch.getCurrStepNum(),
              currTour = winHopscotch.getCurrTour(),
              doEndCallback = currStepNum === currTour.steps.length - 1;

          utils.invokeEventCallbacks('close');

          winHopscotch.endTour(true, doEndCallback);
        } else {
          if (this.opt.onClose) {
            utils.invokeCallback(this.opt.onClose);
          }
          if (this.opt.id && !this.opt.isTourBubble) {
            // Remove via the HopscotchCalloutManager.
            // removeCallout() calls HopscotchBubble.destroy internally.
            winHopscotch.getCalloutManager().removeCallout(this.opt.id);
          } else {
            this.destroy();
          }
        }

        utils.evtPreventDefault(evt);
      }
      //Otherwise, do nothing. We didn't click on anything relevant.
    },

    init: function init(initOpt) {
      var el = document.createElement('div'),
          self = this,
          resizeCooldown = false,
          // for updating after window resize
      onWinResize,
          _appendToBody2,
          children,
          numChildren,
          node,
          i,
          currTour,
          opt;

      //Register DOM element for this bubble.
      this.element = el;

      //Merge bubble options with defaults.
      opt = {
        showPrevButton: defaultOpts.showPrevButton,
        showNextButton: defaultOpts.showNextButton,
        bubbleWidth: defaultOpts.bubbleWidth,
        bubblePadding: defaultOpts.bubblePadding,
        arrowWidth: defaultOpts.arrowWidth,
        isRtl: defaultOpts.isRtl,
        showNumber: true,
        isTourBubble: true
      };
      initOpt = (typeof initOpt === 'undefined' ? 'undefined' : _typeof(initOpt)) === undefinedStr ? {} : initOpt;
      utils.extend(opt, initOpt);
      this.opt = opt;

      //Apply classes to bubble. Add "animated" for fade css animation
      el.className = 'hopscotch-bubble animated';
      if (!opt.isTourBubble) {
        utils.addClass(el, 'hopscotch-callout no-number');
      } else {
        currTour = winHopscotch.getCurrTour();
        if (currTour) {
          utils.addClass(el, 'tour-' + currTour.id);
        }
      }

      /**
       * Not pretty, but IE8 doesn't support Function.bind(), so I'm
       * relying on closures to keep a handle of "this".
       * Reset position of bubble when window is resized
       *
       * @private
       */
      onWinResize = function onWinResize() {
        if (resizeCooldown || !self.isShowing) {
          return;
        }

        resizeCooldown = true;
        setTimeout(function () {
          self.setPosition(self.currStep);
          resizeCooldown = false;
        }, 100);
      };

      //Add listener to reset bubble position on window resize
      utils.addEvtListener(window, 'resize', onWinResize);

      //Create our click callback handler and keep a
      //reference to it for later.
      this.clickCb = function (evt) {
        self._handleBubbleClick(evt);
      };
      utils.addEvtListener(el, 'click', this.clickCb);

      //Hide the bubble by default
      this.hide();

      //Finally, append our new bubble to body once the DOM is ready.
      if (utils.documentIsReady()) {
        document.body.appendChild(el);
      } else {
        // Moz, webkit, Opera
        if (document.addEventListener) {
          _appendToBody2 = function appendToBody() {
            document.removeEventListener('DOMContentLoaded', _appendToBody2);
            window.removeEventListener('load', _appendToBody2);

            document.body.appendChild(el);
          };

          document.addEventListener('DOMContentLoaded', _appendToBody2, false);
        }
        // IE
        else {
            _appendToBody2 = function _appendToBody() {
              if (document.readyState === 'complete') {
                document.detachEvent('onreadystatechange', _appendToBody2);
                window.detachEvent('onload', _appendToBody2);
                document.body.appendChild(el);
              }
            };

            document.attachEvent('onreadystatechange', _appendToBody2);
          }
        utils.addEvtListener(window, 'load', _appendToBody2);
      }
    }
  };

  /**
   * HopscotchCalloutManager
   *
   * @class Manages the creation and destruction of single callouts.
   * @constructor
   */
  HopscotchCalloutManager = function HopscotchCalloutManager() {
    var callouts = {},
        calloutOpts = {};

    /**
     * createCallout
     *
     * Creates a standalone callout. This callout has the same API
     * as a Hopscotch tour bubble.
     *
     * @param {Object} opt The options for the callout. For the most
     * part, these are the same options as you would find in a tour
     * step.
     */
    this.createCallout = function (opt) {
      var callout;

      if (opt.id) {
        if (!validIdRegEx.test(opt.id)) {
          throw new Error('Callout ID is using an invalid format. Use alphanumeric, underscores, and/or hyphens only. First character must be a letter.');
        }
        if (callouts[opt.id]) {
          throw new Error('Callout by that id already exists. Please choose a unique id.');
        }
        if (!utils.getStepTarget(opt)) {
          throw new Error('Must specify existing target element via \'target\' option.');
        }
        opt.showNextButton = opt.showPrevButton = false;
        opt.isTourBubble = false;
        callout = new HopscotchBubble(opt);
        callouts[opt.id] = callout;
        calloutOpts[opt.id] = opt;
        callout.render(opt, null, function () {
          callout.show();
          if (opt.onShow) {
            utils.invokeCallback(opt.onShow);
          }
        });
      } else {
        throw new Error('Must specify a callout id.');
      }
      return callout;
    };

    /**
     * getCallout
     *
     * Returns a callout by its id.
     *
     * @param {String} id The id of the callout to fetch.
     * @returns {Object} HopscotchBubble
     */
    this.getCallout = function (id) {
      return callouts[id];
    };

    /**
     * removeAllCallouts
     *
     * Removes all existing callouts.
     */
    this.removeAllCallouts = function () {
      var calloutId;

      for (calloutId in callouts) {
        if (callouts.hasOwnProperty(calloutId)) {
          this.removeCallout(calloutId);
        }
      }
    };

    /**
     * removeCallout
     *
     * Removes an existing callout by id.
     *
     * @param {String} id The id of the callout to remove.
     */
    this.removeCallout = function (id) {
      var callout = callouts[id];

      callouts[id] = null;
      calloutOpts[id] = null;
      if (!callout) {
        return;
      }

      callout.destroy();
    };

    /**
     * refreshCalloutPositions
     *
     * Refresh the positions for all callouts known by the
     * callout manager. Typically you'll use
     * hopscotch.refreshBubblePosition() to refresh ALL
     * bubbles instead of calling this directly.
     */
    this.refreshCalloutPositions = function () {
      var calloutId, callout, opts;

      for (calloutId in callouts) {
        if (callouts.hasOwnProperty(calloutId) && calloutOpts.hasOwnProperty(calloutId)) {
          callout = callouts[calloutId];
          opts = calloutOpts[calloutId];
          if (callout && opts) {
            callout.setPosition(opts);
          }
        }
      }
    };
  };

  /**
   * Hopscotch
   *
   * @class Creates the Hopscotch object. Used to manage tour progress and configurations.
   * @constructor
   * @param {Object} initOptions Options to be passed to `configure()`.
   */
  Hopscotch = function Hopscotch(initOptions) {
    var self = this,
        // for targetClickNextFn
    bubble,
        calloutMgr,
        opt,
        currTour,
        currStepNum,
        skippedSteps = {},
        cookieTourId,
        cookieTourStep,
        cookieSkippedSteps = [],
        _configure,


    /**
     * getBubble
     *
     * Singleton accessor function for retrieving or creating bubble object.
     *
     * @private
     * @param setOptions {Boolean} when true, transfers configuration options to the bubble
     * @returns {Object} HopscotchBubble
     */
    getBubble = function getBubble(setOptions) {
      if (!bubble || !bubble.element || !bubble.element.parentNode) {
        bubble = new HopscotchBubble(opt);
      }
      if (setOptions) {
        utils.extend(bubble.opt, {
          bubblePadding: getOption('bubblePadding'),
          bubbleWidth: getOption('bubbleWidth'),
          showNextButton: getOption('showNextButton'),
          showPrevButton: getOption('showPrevButton'),
          showCloseButton: getOption('showCloseButton'),
          arrowWidth: getOption('arrowWidth'),
          isRtl: getOption('isRtl')
        });
      }
      return bubble;
    },


    /**
     * Destroy the bubble currently associated with Hopscotch.
     * This is done when we end the current tour.
     *
     * @private
     */
    destroyBubble = function destroyBubble() {
      if (bubble) {
        bubble.destroy();
        bubble = null;
      }
    },


    /**
     * Convenience method for getting an option. Returns custom config option
     * or the default config option if no custom value exists.
     *
     * @private
     * @param name {String} config option name
     * @returns {Object} config option value
     */
    getOption = function getOption(name) {
      if (typeof opt === 'undefined') {
        return defaultOpts[name];
      }
      return utils.valOrDefault(opt[name], defaultOpts[name]);
    },


    /**
     * getCurrStep
     *
     * @private
     * @returns {Object} the step object corresponding to the current value of currStepNum
     */
    getCurrStep = function getCurrStep() {
      var step;

      if (!currTour || currStepNum < 0 || currStepNum >= currTour.steps.length) {
        step = null;
      } else {
        step = currTour.steps[currStepNum];
      }

      return step;
    },


    /**
     * Used for nextOnTargetClick
     *
     * @private
     */
    targetClickNextFn = function targetClickNextFn() {
      self.nextStep();
    },


    /**
     * adjustWindowScroll
     *
     * Checks if the bubble or target element is partially or completely
     * outside of the viewport. If it is, adjust the window scroll position
     * to bring it back into the viewport.
     *
     * @private
     * @param {Function} cb Callback to invoke after done scrolling.
     */
    adjustWindowScroll = function adjustWindowScroll(cb) {
      var bubble = getBubble(),


      // Calculate the bubble element top and bottom position
      bubbleEl = bubble.element,
          bubbleTop = utils.getPixelValue(bubbleEl.style.top),
          bubbleBottom = bubbleTop + utils.getPixelValue(bubbleEl.offsetHeight),


      // Calculate the target element top and bottom position
      targetEl = utils.getStepTarget(getCurrStep()),
          targetBounds = targetEl.getBoundingClientRect(),
          targetElTop = targetBounds.top + utils.getScrollTop(),
          targetElBottom = targetBounds.bottom + utils.getScrollTop(),


      // The higher of the two: bubble or target
      targetTop = bubbleTop < targetElTop ? bubbleTop : targetElTop,

      // The lower of the two: bubble or target
      targetBottom = bubbleBottom > targetElBottom ? bubbleBottom : targetElBottom,


      // Calculate the current viewport top and bottom
      windowTop = utils.getScrollTop(),
          windowBottom = windowTop + utils.getWindowHeight(),


      // This is our final target scroll value.
      scrollToVal = targetTop - getOption('scrollTopMargin'),
          scrollEl,
          yuiAnim,
          yuiEase,
          direction,
          scrollIncr,
          scrollTimeout,
          _scrollTimeoutFn;

      // Target and bubble are both visible in viewport
      if (targetTop >= windowTop && (targetTop <= windowTop + getOption('scrollTopMargin') || targetBottom <= windowBottom)) {
        if (cb) {
          cb();
        } // HopscotchBubble.show
      }

      // Abrupt scroll to scroll target
      else if (!getOption('smoothScroll')) {
          window.scrollTo(0, scrollToVal);

          if (cb) {
            cb();
          } // HopscotchBubble.show
        }

        // Smooth scroll to scroll target
        else {
            // Use YUI if it exists
            if ((typeof YAHOO === 'undefined' ? 'undefined' : _typeof(YAHOO)) !== undefinedStr && _typeof(YAHOO.env) !== undefinedStr && _typeof(YAHOO.env.ua) !== undefinedStr && _typeof(YAHOO.util) !== undefinedStr && _typeof(YAHOO.util.Scroll) !== undefinedStr) {
              scrollEl = YAHOO.env.ua.webkit ? document.body : document.documentElement;
              yuiEase = YAHOO.util.Easing ? YAHOO.util.Easing.easeOut : undefined;
              yuiAnim = new YAHOO.util.Scroll(scrollEl, {
                scroll: { to: [0, scrollToVal] }
              }, getOption('scrollDuration') / 1000, yuiEase);
              yuiAnim.onComplete.subscribe(cb);
              yuiAnim.animate();
            }

            // Use jQuery if it exists
            else if (hasJquery) {
                jQuery('body, html').animate({ scrollTop: scrollToVal }, getOption('scrollDuration'), cb);
              }

              // Use my crummy setInterval scroll solution if we're using plain, vanilla Javascript.
              else {
                  if (scrollToVal < 0) {
                    scrollToVal = 0;
                  }

                  // 48 * 10 == 480ms scroll duration
                  // make it slightly less than CSS transition duration because of
                  // setInterval overhead.
                  // To increase or decrease duration, change the divisor of scrollIncr.
                  direction = windowTop > targetTop ? -1 : 1; // -1 means scrolling up, 1 means down
                  scrollIncr = Math.abs(windowTop - scrollToVal) / (getOption('scrollDuration') / 10);
                  _scrollTimeoutFn = function scrollTimeoutFn() {
                    var scrollTop = utils.getScrollTop(),
                        scrollTarget = scrollTop + direction * scrollIncr;

                    if (direction > 0 && scrollTarget >= scrollToVal || direction < 0 && scrollTarget <= scrollToVal) {
                      // Overshot our target. Just manually set to equal the target
                      // and clear the interval
                      scrollTarget = scrollToVal;
                      if (cb) {
                        cb();
                      } // HopscotchBubble.show
                      window.scrollTo(0, scrollTarget);
                      return;
                    }

                    window.scrollTo(0, scrollTarget);

                    if (utils.getScrollTop() === scrollTop) {
                      // Couldn't scroll any further.
                      if (cb) {
                        cb();
                      } // HopscotchBubble.show
                      return;
                    }

                    // If we reached this point, that means there's still more to scroll.
                    setTimeout(_scrollTimeoutFn, 10);
                  };

                  _scrollTimeoutFn();
                }
          }
    },


    /**
     * goToStepWithTarget
     *
     * Helper function to increment the step number until a step is found where
     * the step target exists or until we reach the end/beginning of the tour.
     *
     * @private
     * @param {Number} direction Either 1 for incrementing or -1 for decrementing
     * @param {Function} cb The callback function to be invoked when the step has been found
     */
    goToStepWithTarget = function goToStepWithTarget(direction, cb) {
      var target, step, goToStepFn;

      if (currStepNum + direction >= 0 && currStepNum + direction < currTour.steps.length) {

        currStepNum += direction;
        step = getCurrStep();

        goToStepFn = function goToStepFn() {
          target = utils.getStepTarget(step);

          if (target) {
            //this step was previously skipped, but now its target exists,
            //remove this step from skipped steps set
            if (skippedSteps[currStepNum]) {
              delete skippedSteps[currStepNum];
            }
            // We're done! Return the step number via the callback.
            cb(currStepNum);
          } else {
            //mark this step as skipped, since its target wasn't found
            skippedSteps[currStepNum] = true;
            // Haven't found a valid target yet. Recursively call
            // goToStepWithTarget.
            utils.invokeEventCallbacks('error');
            goToStepWithTarget(direction, cb);
          }
        };

        if (step.delay) {
          setTimeout(goToStepFn, step.delay);
        } else {
          goToStepFn();
        }
      } else {
        cb(-1); // signal that we didn't find any step with a valid target
      }
    },


    /**
     * changeStep
     *
     * Helper function to change step by going forwards or backwards 1.
     * nextStep and prevStep are publicly accessible wrappers for this function.
     *
     * @private
     * @param {Boolean} doCallbacks Flag for invoking onNext or onPrev callbacks
     * @param {Number} direction Either 1 for "next" or -1 for "prev"
     */
    changeStep = function changeStep(doCallbacks, direction) {
      var bubble = getBubble(),
          self = this,
          step,
          origStep,
          wasMultiPage,
          changeStepCb;

      bubble.hide();

      doCallbacks = utils.valOrDefault(doCallbacks, true);

      step = getCurrStep();

      if (step.nextOnTargetClick) {
        // Detach the listener when tour is moving to a different step
        utils.removeEvtListener(utils.getStepTarget(step), 'click', targetClickNextFn);
      }

      origStep = step;
      if (direction > 0) {
        wasMultiPage = origStep.multipage;
      } else {
        wasMultiPage = currStepNum > 0 && currTour.steps[currStepNum - 1].multipage;
      }

      /**
       * Callback for goToStepWithTarget
       *
       * @private
       */
      changeStepCb = function changeStepCb(stepNum) {
        var doShowFollowingStep;

        if (stepNum === -1) {
          // Wasn't able to find a step with an existing element. End tour.
          return this.endTour(true);
        }

        if (doCallbacks) {
          if (direction > 0) {
            doShowFollowingStep = utils.invokeEventCallbacks('next', origStep.onNext);
          } else {
            doShowFollowingStep = utils.invokeEventCallbacks('prev', origStep.onPrev);
          }
        }

        // If the state of the tour is updated in a callback, assume the client
        // doesn't want to go to next step since they specifically updated.
        if (stepNum !== currStepNum) {
          return;
        }

        if (wasMultiPage) {
          // Update state for the next page
          setStateHelper();

          // Next step is on a different page, so no need to attempt to render it.
          return;
        }

        doShowFollowingStep = utils.valOrDefault(doShowFollowingStep, true);

        // If the onNext/onPrev callback returned false, halt the tour and
        // don't show the next step.
        if (doShowFollowingStep) {
          this.showStep(stepNum);
        } else {
          // Halt tour (but don't clear state)
          this.endTour(false);
        }
      };

      if (!wasMultiPage && getOption('skipIfNoElement')) {
        goToStepWithTarget(direction, function (stepNum) {
          changeStepCb.call(self, stepNum);
        });
      } else if (currStepNum + direction >= 0 && currStepNum + direction < currTour.steps.length) {
        // only try incrementing once, and invoke error callback if no target is found
        currStepNum += direction;
        step = getCurrStep();
        if (!utils.getStepTarget(step) && !wasMultiPage) {
          utils.invokeEventCallbacks('error');
          return this.endTour(true, false);
        }
        changeStepCb.call(this, currStepNum);
      } else if (currStepNum + direction === currTour.steps.length) {
        return this.endTour();
      }

      return this;
    },


    /**
     * loadTour
     *
     * Loads, but does not display, tour.
     *
     * @private
     * @param tour The tour JSON object
     */
    loadTour = function loadTour(tour) {
      var tmpOpt = {},
          prop,
          tourState,
          tourStateValues;

      // Set tour-specific configurations
      for (prop in tour) {
        if (tour.hasOwnProperty(prop) && prop !== 'id' && prop !== 'steps') {
          tmpOpt[prop] = tour[prop];
        }
      }

      //this.resetDefaultOptions(); // reset all options so there are no surprises
      // TODO check number of config properties of tour
      _configure.call(this, tmpOpt, true);

      // Get existing tour state, if it exists.
      tourState = utils.getState(getOption('cookieName'));
      if (tourState) {
        tourStateValues = tourState.split(':');
        cookieTourId = tourStateValues[0]; // selecting tour is not supported by this framework.
        cookieTourStep = tourStateValues[1];

        if (tourStateValues.length > 2) {
          cookieSkippedSteps = tourStateValues[2].split(',');
        }

        cookieTourStep = parseInt(cookieTourStep, 10);
      }

      return this;
    },


    /**
     * Find the first step to show for a tour. (What is the first step with a
     * target on the page?)
     */
    findStartingStep = function findStartingStep(startStepNum, savedSkippedSteps, cb) {
      var step, target;

      currStepNum = startStepNum || 0;
      skippedSteps = savedSkippedSteps || {};
      step = getCurrStep();
      target = utils.getStepTarget(step);

      if (target) {
        // First step had an existing target.
        cb(currStepNum);
        return;
      }

      if (!target) {
        // Previous target doesn't exist either. The user may have just
        // clicked on a link that wasn't part of the tour. Another possibility is that
        // the user clicked on the correct link, but the target is just missing for
        // whatever reason. In either case, we should just advance until we find a step
        // that has a target on the page or end the tour if we can't find such a step.
        utils.invokeEventCallbacks('error');

        //this step was skipped, since its target does not exist
        skippedSteps[currStepNum] = true;

        if (getOption('skipIfNoElement')) {
          goToStepWithTarget(1, cb);
          return;
        } else {
          currStepNum = -1;
          cb(currStepNum);
        }
      }
    },
        showStepHelper = function showStepHelper(stepNum) {
      var step = currTour.steps[stepNum],
          bubble = getBubble(),
          targetEl = utils.getStepTarget(step);

      function showBubble() {
        bubble.show();
        utils.invokeEventCallbacks('show', step.onShow);
      }

      if (currStepNum !== stepNum && getCurrStep().nextOnTargetClick) {
        // Detach the listener when tour is moving to a different step
        utils.removeEvtListener(utils.getStepTarget(getCurrStep()), 'click', targetClickNextFn);
      }

      // Update bubble for current step
      currStepNum = stepNum;

      bubble.hide(false);

      bubble.render(step, stepNum, function (adjustScroll) {
        // when done adjusting window scroll, call showBubble helper fn
        if (adjustScroll) {
          adjustWindowScroll(showBubble);
        } else {
          showBubble();
        }

        // If we want to advance to next step when user clicks on target.
        if (step.nextOnTargetClick) {
          utils.addEvtListener(targetEl, 'click', targetClickNextFn);
        }
      });

      setStateHelper();
    },
        setStateHelper = function setStateHelper() {
      var cookieVal = currTour.id + ':' + currStepNum,
          skipedStepIndexes = winHopscotch.getSkippedStepsIndexes();

      if (skipedStepIndexes && skipedStepIndexes.length > 0) {
        cookieVal += ':' + skipedStepIndexes.join(',');
      }

      utils.setState(getOption('cookieName'), cookieVal, 1);
    },


    /**
     * init
     *
     * Initializes the Hopscotch object.
     *
     * @private
     */
    init = function init(initOptions) {
      if (initOptions) {
        //initOptions.cookieName = initOptions.cookieName || 'hopscotch.tour.state';
        this.configure(initOptions);
      }
    };

    /**
     * getCalloutManager
     *
     * Gets the callout manager.
     *
     * @returns {Object} HopscotchCalloutManager
     *
     */
    this.getCalloutManager = function () {
      if ((typeof calloutMgr === 'undefined' ? 'undefined' : _typeof(calloutMgr)) === undefinedStr) {
        calloutMgr = new HopscotchCalloutManager();
      }

      return calloutMgr;
    };

    /**
     * startTour
     *
     * Begins the tour.
     *
     * @param {Object} tour The tour JSON object
     * @stepNum {Number} stepNum __Optional__ The step number to start from
     * @returns {Object} Hopscotch
     *
     */
    this.startTour = function (tour, stepNum) {
      var bubble,
          currStepNum,
          skippedSteps = {},
          self = this;

      // loadTour if we are calling startTour directly. (When we call startTour
      // from window onLoad handler, we'll use currTour)
      if (!currTour) {

        // Sanity check! Is there a tour?
        if (!tour) {
          throw new Error('Tour data is required for startTour.');
        }

        // Check validity of tour ID. If invalid, throw an error.
        if (!tour.id || !validIdRegEx.test(tour.id)) {
          throw new Error('Tour ID is using an invalid format. Use alphanumeric, underscores, and/or hyphens only. First character must be a letter.');
        }

        currTour = tour;
        loadTour.call(this, tour);
      }

      if ((typeof stepNum === 'undefined' ? 'undefined' : _typeof(stepNum)) !== undefinedStr) {
        if (stepNum >= currTour.steps.length) {
          throw new Error('Specified step number out of bounds.');
        }
        currStepNum = stepNum;
      }

      // If document isn't ready, wait for it to finish loading.
      // (so that we can calculate positioning accurately)
      if (!utils.documentIsReady()) {
        waitingToStart = true;
        return this;
      }

      if (typeof currStepNum === "undefined" && currTour.id === cookieTourId && (typeof cookieTourStep === 'undefined' ? 'undefined' : _typeof(cookieTourStep)) !== undefinedStr) {
        currStepNum = cookieTourStep;
        if (cookieSkippedSteps.length > 0) {
          for (var i = 0, len = cookieSkippedSteps.length; i < len; i++) {
            skippedSteps[cookieSkippedSteps[i]] = true;
          }
        }
      } else if (!currStepNum) {
        currStepNum = 0;
      }

      // Find the current step we should begin the tour on, and then actually start the tour.
      findStartingStep(currStepNum, skippedSteps, function (stepNum) {
        var target = stepNum !== -1 && utils.getStepTarget(currTour.steps[stepNum]);

        if (!target) {
          // Should we trigger onEnd callback? Let's err on the side of caution
          // and not trigger it. Don't want weird stuff happening on a page that
          // wasn't meant for the tour. Up to the developer to fix their tour.
          self.endTour(false, false);
          return;
        }

        utils.invokeEventCallbacks('start');

        bubble = getBubble();
        // TODO: do we still need this call to .hide()? No longer using opt.animate...
        // Leaving it in for now to play it safe
        bubble.hide(false); // make invisible for boundingRect calculations when opt.animate == true

        self.isActive = true;

        if (!utils.getStepTarget(getCurrStep())) {
          // First step element doesn't exist
          utils.invokeEventCallbacks('error');
          if (getOption('skipIfNoElement')) {
            self.nextStep(false);
          }
        } else {
          self.showStep(stepNum);
        }
      });

      return this;
    };

    /**
     * showStep
     *
     * Skips to a specific step and renders the corresponding bubble.
     *
     * @stepNum {Number} stepNum The step number to show
     * @returns {Object} Hopscotch
     */
    this.showStep = function (stepNum) {
      var step = currTour.steps[stepNum],
          prevStepNum = currStepNum;
      if (!utils.getStepTarget(step)) {
        currStepNum = stepNum;
        utils.invokeEventCallbacks('error');
        currStepNum = prevStepNum;
        return;
      }

      if (step.delay) {
        setTimeout(function () {
          showStepHelper(stepNum);
        }, step.delay);
      } else {
        showStepHelper(stepNum);
      }
      return this;
    };

    /**
     * prevStep
     *
     * Jump to the previous step.
     *
     * @param {Boolean} doCallbacks Flag for invoking onPrev callback. Defaults to true.
     * @returns {Object} Hopscotch
     */
    this.prevStep = function (doCallbacks) {
      changeStep.call(this, doCallbacks, -1);
      return this;
    };

    /**
     * nextStep
     *
     * Jump to the next step.
     *
     * @param {Boolean} doCallbacks Flag for invoking onNext callback. Defaults to true.
     * @returns {Object} Hopscotch
     */
    this.nextStep = function (doCallbacks) {
      changeStep.call(this, doCallbacks, 1);
      return this;
    };

    /**
     * endTour
     *
     * Cancels out of an active tour.
     *
     * @param {Boolean} clearState Flag for clearing state. Defaults to true.
     * @param {Boolean} doCallbacks Flag for invoking 'onEnd' callbacks. Defaults to true.
     * @returns {Object} Hopscotch
     */
    this.endTour = function (clearState, doCallbacks) {
      var bubble = getBubble(),
          currentStep;

      clearState = utils.valOrDefault(clearState, true);
      doCallbacks = utils.valOrDefault(doCallbacks, true);

      //remove event listener if current step had it added
      if (currTour) {
        currentStep = getCurrStep();
        if (currentStep && currentStep.nextOnTargetClick) {
          utils.removeEvtListener(utils.getStepTarget(currentStep), 'click', targetClickNextFn);
        }
      }

      currStepNum = 0;
      cookieTourStep = undefined;

      bubble.hide();
      if (clearState) {
        utils.clearState(getOption('cookieName'));
      }
      if (this.isActive) {
        this.isActive = false;

        if (currTour && doCallbacks) {
          utils.invokeEventCallbacks('end');
        }
      }

      this.removeCallbacks(null, true);
      this.resetDefaultOptions();
      destroyBubble();

      currTour = null;

      return this;
    };

    /**
     * getCurrTour
     *
     * @return {Object} The currently loaded tour.
     */
    this.getCurrTour = function () {
      return currTour;
    };

    /**
     * getCurrTarget
     *
     * @return {Object} The currently visible target.
     */
    this.getCurrTarget = function () {
      return utils.getStepTarget(getCurrStep());
    };

    /**
     * getCurrStepNum
     *
     * @return {number} The current zero-based step number.
     */
    this.getCurrStepNum = function () {
      return currStepNum;
    };

    /**
     * getSkippedStepsIndexes
     *
     * @return {Array} Array of skipped step indexes
     */
    this.getSkippedStepsIndexes = function () {
      var skippedStepsIdxArray = [],
          stepIds;

      for (stepIds in skippedSteps) {
        skippedStepsIdxArray.push(stepIds);
      }

      return skippedStepsIdxArray;
    };

    /**
     * refreshBubblePosition
     *
     * Tell hopscotch that the position of the current tour element changed
     * and the bubble therefore needs to be redrawn. Also refreshes position
     * of all Hopscotch Callouts on the page.
     *
     * @returns {Object} Hopscotch
     */
    this.refreshBubblePosition = function () {
      var currStep = getCurrStep();
      if (currStep) {
        getBubble().setPosition(currStep);
      }
      this.getCalloutManager().refreshCalloutPositions();
      return this;
    };

    /**
     * listen
     *
     * Adds a callback for one of the event types. Valid event types are:
     *
     * @param {string} evtType "start", "end", "next", "prev", "show", "close", or "error"
     * @param {Function} cb The callback to add.
     * @param {Boolean} isTourCb Flag indicating callback is from a tour definition.
     *    For internal use only!
     * @returns {Object} Hopscotch
     */
    this.listen = function (evtType, cb, isTourCb) {
      if (evtType) {
        callbacks[evtType].push({ cb: cb, fromTour: isTourCb });
      }
      return this;
    };

    /**
     * unlisten
     *
     * Removes a callback for one of the event types, e.g. 'start', 'next', etc.
     *
     * @param {string} evtType "start", "end", "next", "prev", "show", "close", or "error"
     * @param {Function} cb The callback to remove.
     * @returns {Object} Hopscotch
     */
    this.unlisten = function (evtType, cb) {
      var evtCallbacks = callbacks[evtType],
          i,
          len;

      for (i = 0, len = evtCallbacks.length; i < len; ++i) {
        if (evtCallbacks[i].cb === cb) {
          evtCallbacks.splice(i, 1);
        }
      }
      return this;
    };

    /**
     * removeCallbacks
     *
     * Remove callbacks for hopscotch events. If tourOnly is set to true, only
     * removes callbacks specified by a tour (callbacks set by external calls
     * to hopscotch.configure or hopscotch.listen will not be removed). If
     * evtName is null or undefined, callbacks for all events will be removed.
     *
     * @param {string} evtName Optional Event name for which we should remove callbacks
     * @param {boolean} tourOnly Optional flag to indicate we should only remove callbacks added
     *    by a tour. Defaults to false.
     * @returns {Object} Hopscotch
     */
    this.removeCallbacks = function (evtName, tourOnly) {
      var cbArr, i, len, evt;

      // If evtName is null or undefined, remove callbacks for all events.
      for (evt in callbacks) {
        if (!evtName || evtName === evt) {
          if (tourOnly) {
            cbArr = callbacks[evt];
            for (i = 0, len = cbArr.length; i < len; ++i) {
              if (cbArr[i].fromTour) {
                cbArr.splice(i--, 1);
                --len;
              }
            }
          } else {
            callbacks[evt] = [];
          }
        }
      }
      return this;
    };

    /**
     * registerHelper
     * ==============
     * Registers a helper function to be used as a callback function.
     *
     * @param {String} id The id of the function.
     * @param {Function} id The callback function.
     */
    this.registerHelper = function (id, fn) {
      if (typeof id === 'string' && typeof fn === 'function') {
        helpers[id] = fn;
      }
    };

    this.unregisterHelper = function (id) {
      helpers[id] = null;
    };

    this.invokeHelper = function (id) {
      var args = [],
          i,
          len;

      for (i = 1, len = arguments.length; i < len; ++i) {
        args.push(arguments[i]);
      }
      if (helpers[id]) {
        helpers[id].call(null, args);
      }
    };

    /**
     * setCookieName
     *
     * Sets the cookie name (or sessionStorage name, if supported) used for multi-page
     * tour persistence.
     *
     * @param {String} name The cookie name
     * @returns {Object} Hopscotch
     */
    this.setCookieName = function (name) {
      opt.cookieName = name;
      return this;
    };

    /**
     * resetDefaultOptions
     *
     * Resets all configuration options to default.
     *
     * @returns {Object} Hopscotch
     */
    this.resetDefaultOptions = function () {
      opt = {};
      return this;
    };

    /**
     * resetDefaultI18N
     *
     * Resets all i18n.
     *
     * @returns {Object} Hopscotch
     */
    this.resetDefaultI18N = function () {
      customI18N = {};
      return this;
    };

    /**
     * hasState
     *
     * Returns state from a previous tour run, if it exists.
     *
     * @returns {String} State of previous tour run, or empty string if none exists.
     */
    this.getState = function () {
      return utils.getState(getOption('cookieName'));
    };

    /**
     * _configure
     *
     * @see this.configure
     * @private
     * @param options
     * @param {Boolean} isTourOptions Should be set to true when setting options from a tour definition.
     */
    _configure = function _configure(options, isTourOptions) {
      var bubble,
          events = ['next', 'prev', 'start', 'end', 'show', 'error', 'close'],
          eventPropName,
          callbackProp,
          i,
          len;

      if (!opt) {
        this.resetDefaultOptions();
      }

      utils.extend(opt, options);

      if (options) {
        utils.extend(customI18N, options.i18n);
      }

      for (i = 0, len = events.length; i < len; ++i) {
        // At this point, options[eventPropName] may have changed from an array
        // to a function.
        eventPropName = 'on' + events[i].charAt(0).toUpperCase() + events[i].substring(1);
        if (options[eventPropName]) {
          this.listen(events[i], options[eventPropName], isTourOptions);
        }
      }

      bubble = getBubble(true);

      return this;
    };

    /**
     * configure
     *
     * <pre>
     * VALID OPTIONS INCLUDE...
     *
     * - bubbleWidth:     Number   - Default bubble width. Defaults to 280.
     * - bubblePadding:   Number   - DEPRECATED. Default bubble padding. Defaults to 15.
     * - smoothScroll:    Boolean  - should the page scroll smoothly to the next
     *                               step? Defaults to TRUE.
     * - scrollDuration:  Number   - Duration of page scroll. Only relevant when
     *                               smoothScroll is set to true. Defaults to
     *                               1000ms.
     * - scrollTopMargin: NUMBER   - When the page scrolls, how much space should there
     *                               be between the bubble/targetElement and the top
     *                               of the viewport? Defaults to 200.
     * - showCloseButton: Boolean  - should the tour bubble show a close (X) button?
     *                               Defaults to TRUE.
     * - showPrevButton:  Boolean  - should the bubble have the Previous button?
     *                               Defaults to FALSE.
     * - showNextButton:  Boolean  - should the bubble have the Next button?
     *                               Defaults to TRUE.
     * - arrowWidth:      Number   - Default arrow width. (space between the bubble
     *                               and the targetEl) Used for bubble position
     *                               calculation. Only use this option if you are
     *                               using your own custom CSS. Defaults to 20.
     * - skipIfNoElement  Boolean  - If a specified target element is not found,
     *                               should we skip to the next step? Defaults to
     *                               TRUE.
     * - onNext:          Function - A callback to be invoked after every click on
     *                               a "Next" button.
     * - isRtl:           Boolean  - Set to true when instantiating in a right-to-left
     *                               language environment, or if mirrored positioning is
     *                               needed.
     *                               Defaults to FALSE.
     *
     * - i18n:            Object   - For i18n purposes. Allows you to change the
     *                               text of button labels and step numbers.
     * - i18n.stepNums:   Array\<String\> - Provide a list of strings to be shown as
     *                               the step number, based on index of array. Unicode
     *                               characters are supported. (e.g., ['&#x4e00;',
     *                               '&#x4e8c;', '&#x4e09;']) If there are more steps
     *                               than provided numbers, Arabic numerals
     *                               ('4', '5', '6', etc.) will be used as default.
     * // =========
     * // CALLBACKS
     * // =========
     * - onNext:          Function - Invoked after every click on a "Next" button.
     * - onPrev:          Function - Invoked after every click on a "Prev" button.
     * - onStart:         Function - Invoked when the tour is started.
     * - onEnd:           Function - Invoked when the tour ends.
     * - onClose:         Function - Invoked when the user closes the tour before finishing.
     * - onError:         Function - Invoked when the specified target element doesn't exist on the page.
     *
     * // ====
     * // I18N
     * // ====
     * i18n:              OBJECT      - For i18n purposes. Allows you to change the text
     *                                  of button labels and step numbers.
     * i18n.nextBtn:      STRING      - Label for next button
     * i18n.prevBtn:      STRING      - Label for prev button
     * i18n.doneBtn:      STRING      - Label for done button
     * i18n.skipBtn:      STRING      - Label for skip button
     * i18n.closeTooltip: STRING      - Text for close button tooltip
     * i18n.stepNums:   ARRAY<STRING> - Provide a list of strings to be shown as
     *                                  the step number, based on index of array. Unicode
     *                                  characters are supported. (e.g., ['&#x4e00;',
     *                                  '&#x4e8c;', '&#x4e09;']) If there are more steps
     *                                  than provided numbers, Arabic numerals
     *                                  ('4', '5', '6', etc.) will be used as default.
     * </pre>
     *
     * @example hopscotch.configure({ scrollDuration: 1000, scrollTopMargin: 150 });
     * @example
     * hopscotch.configure({
     *   scrollTopMargin: 150,
     *   onStart: function() {
     *     alert("Have fun!");
     *   },
     *   i18n: {
     *     nextBtn: 'Forward',
     *     prevBtn: 'Previous'
     *     closeTooltip: 'Quit'
     *   }
     * });
     *
     * @param {Object} options A hash of configuration options.
     * @returns {Object} Hopscotch
     */
    this.configure = function (options) {
      return _configure.call(this, options, false);
    };

    /**
     * Set the template that should be used for rendering Hopscotch bubbles.
     * If a string, it's assumed your template is available in the
     * hopscotch.templates namespace.
     *
     * @param {String|Function(obj)} The template to use for rendering.
     * @returns {Object} The Hopscotch object (for chaining).
     */
    this.setRenderer = function (render) {
      var typeOfRender = typeof render === 'undefined' ? 'undefined' : _typeof(render);

      if (typeOfRender === 'string') {
        templateToUse = render;
        customRenderer = undefined;
      } else if (typeOfRender === 'function') {
        customRenderer = render;
      }
      return this;
    };

    /**
     * Sets the escaping method to be used by JST templates.
     *
     * @param {Function} - The escape method to use.
     * @returns {Object} The Hopscotch object (for chaining).
     */
    this.setEscaper = function (esc) {
      if (typeof esc === 'function') {
        customEscape = esc;
      }
      return this;
    };

    init.call(this, initOptions);
  };

  winHopscotch = new Hopscotch();

  // Template includes, placed inside a closure to ensure we don't
  // end up declaring our shim globally.
  (function () {
    var _ = {};
/*
 * Adapted from the Underscore.js framework. Check it out at
 * https://github.com/jashkenas/underscore
 */
_.escape = function(str){
  if(customEscape){ return customEscape(str); }
  
  if(str == null) return '';
  return ('' + str).replace(new RegExp('[&<>"\']', 'g'), function(match){
    if(match == '&'){ return '&amp;' }
    if(match == '<'){ return '&lt;' }
    if(match == '>'){ return '&gt;' }
    if(match == '"'){ return '&quot;' }
    if(match == "'"){ return '&#x27;' }
  });
}

    this["templates"] = this["templates"] || {};

this["templates"]["bubble_default"] = function(data) {
var __t, __p = '', __e = _.escape, __j = Array.prototype.join;
function print() { __p += __j.call(arguments, '') }


  function optEscape(str, unsafe){
    if(unsafe){
      return _.escape(str);
    }
    return str;
  }
;
__p += '\n';

var i18n = data.i18n;
var buttons = data.buttons;
var step = data.step;
var tour = data.tour;
;
__p += '\n<div class="hopscotch-bubble-container" style="width: ' +
((__t = ( step.width )) == null ? '' : __t) +
'px; padding: ' +
((__t = ( step.padding )) == null ? '' : __t) +
'px;">\n  ';
 if(tour.isTour){ ;
__p += '<span class="hopscotch-bubble-number">' +
((__t = ( i18n.stepNum )) == null ? '' : __t) +
'</span>';
 } ;
__p += '\n  <div class="hopscotch-bubble-content">\n    ';
 if(step.title !== ''){ ;
__p += '<h3 class="hopscotch-title">' +
((__t = ( optEscape(step.title, tour.unsafe) )) == null ? '' : __t) +
'</h3>';
 } ;
__p += '\n    ';
 if(step.content  !== ''){ ;
__p += '<div class="hopscotch-content">' +
((__t = ( optEscape(step.content, tour.unsafe) )) == null ? '' : __t) +
'</div>';
 } ;
__p += '\n  </div>\n  <div class="hopscotch-actions">\n    ';
 if(buttons.showPrev){ ;
__p += '<button class="hopscotch-nav-button prev hopscotch-prev">' +
((__t = ( i18n.prevBtn )) == null ? '' : __t) +
'</button>';
 } ;
__p += '\n    ';
 if(buttons.showCTA){ ;
__p += '<button class="hopscotch-nav-button next hopscotch-cta">' +
((__t = ( buttons.ctaLabel )) == null ? '' : __t) +
'</button>';
 } ;
__p += '\n    ';
 if(buttons.showNext){ ;
__p += '<button class="hopscotch-nav-button next hopscotch-next">' +
((__t = ( i18n.nextBtn )) == null ? '' : __t) +
'</button>';
 } ;
__p += '\n  </div>\n  ';
 if(buttons.showClose){ ;
__p += '<button class="hopscotch-bubble-close hopscotch-close">' +
((__t = ( i18n.closeTooltip )) == null ? '' : __t) +
'</button>';
 } ;
__p += '\n</div>\n<div class="hopscotch-bubble-arrow-container hopscotch-arrow">\n  <div class="hopscotch-bubble-arrow-border"></div>\n  <div class="hopscotch-bubble-arrow"></div>\n</div>\n';
return __p
};
  }).call(winHopscotch);

  var winHopscotch$1 = winHopscotch;

  return winHopscotch$1;

})));

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;
Function.prototype.inheritsFrom=function(parentClassOrObject){if(parentClassOrObject.constructor==Function)
{this.prototype=new parentClassOrObject;this.prototype.constructor=this;this.prototype.parentClass=parentClassOrObject.prototype;}
else
{this.prototype=parentClassOrObject;this.prototype.constructor=this;this.prototype.parentClass=parentClassOrObject;}
return this;}
function ksort(arr){var sArr=[];var tArr=[];var n=0;for(i in arr)
tArr[n++]=i+' |'+arr[i];tArr=tArr.sort();for(var i=0;i<tArr.length;i++){var x=tArr[i].split(' |');sArr[x[0]]=x[1];}
return sArr;}
function IKalturaLogger(){}
IKalturaLogger.prototype.log=function(msg){if(console&&console.log){console.log(msg);}};function KalturaClientBase(){}
KalturaClientBase.prototype.init=function(config){this.config=config;var logger=this.config.getLogger();if(logger){this.shouldLog=true;}};KalturaClientBase.prototype.KALTURA_SERVICE_FORMAT_JSON=1;KalturaClientBase.prototype.KALTURA_SERVICE_FORMAT_XML=2;KalturaClientBase.prototype.KALTURA_SERVICE_FORMAT_PHP=3;KalturaClientBase.prototype.KALTURA_SERVICE_FORMAT_JSONP=9;KalturaClientBase.prototype.config=null;KalturaClientBase.prototype.requestData={};KalturaClientBase.prototype.shouldLog=false;KalturaClientBase.prototype.getConfig=function(){return this.config;};KalturaClientBase.prototype.setConfig=function(config){this.config=config;logger=this.config.getLogger();if(logger instanceof IKalturaLogger){this.shouldLog=true;}};KalturaClientBase.prototype.startMultiRequest=function(){return new KalturaMultiRequestBuilder();};KalturaClientBase.prototype.log=function(msg){if(this.shouldLog)
this.config.getLogger().log(msg);};function KalturaConfiguration(){}
KalturaConfiguration.prototype.logger=null;KalturaConfiguration.prototype.serviceUrl='http://www.kaltura.com';KalturaConfiguration.prototype.serviceBase='/api_v3/service';KalturaConfiguration.prototype.setLogger=function(log){this.logger=log;};KalturaConfiguration.prototype.getLogger=function(){return this.logger;};function KalturaRequestBuilder(service,action,data,files){if(!service)
return;this.service=service;this.action=action;this.data=data;this.files=files;this.requestData={};}
KalturaRequestBuilder.prototype.callback=null;KalturaRequestBuilder.prototype.signature=function(params){params=ksort(params);var str='';for(var v in params){var k=params[v];if(typeof(k)==='object'||$.isArray(k))
k=this.signature(k);str+=v+k;}
return MD5(str);};KalturaRequestBuilder.prototype.doHttpRequest=function(client){var json=this.getData(true);var callback=this.callback;var url=this.getUrl(client);client.log('URL: '+url);client.log('Request JSON: '+JSON.stringify(json));$.ajax({type:'POST',url:url,crossDomain:true,data:JSON.stringify(json),contentType:'application/json',dataType:'json',success:function(json,textStatus,jqXHR){client.log('Response JSON: '+JSON.stringify(json));if(json&&typeof(json)==='object'&&json.code&&json.message){if(callback)
callback(false,json);else
throw new Error(json.message);}
else if(callback)
callback(true,json);},error:function(responseData,textStatus,errorThrown){if(callback)
callback(false,errorThrown);else
throw errorThrown;}});};KalturaRequestBuilder.prototype.sign=function(){var signature=this.signature(this.data);this.data.kalsig=signature;};KalturaRequestBuilder.prototype.getUrl=function(client){var url=client.config.serviceUrl+client.config.serviceBase;url+='/'+this.service+'/action/'+this.action;return url;};KalturaRequestBuilder.prototype.getData=function(sign){this.data.format=KalturaClientBase.prototype.KALTURA_SERVICE_FORMAT_JSON;$.extend(this.data,this.requestData);if(sign)
this.sign();return this.data;};KalturaRequestBuilder.prototype.execute=function(client,callback){var requestData=$.extend({},client.requestData);this.requestData=$.extend(requestData,this.requestData);if(callback)
this.completion(callback);this.doHttpRequest(client);};KalturaRequestBuilder.prototype.completion=function(callback){this.callback=callback;return this;};KalturaRequestBuilder.prototype.add=function(requestBuilder){var multiRequestBuilder=new KalturaMultiRequestBuilder();multiRequestBuilder.add(this);multiRequestBuilder.add(requestBuilder);return multiRequestBuilder;};function KalturaMultiRequestBuilder(){this.requestData={};this.requests=[];this.generalCallback=null;var This=this;This.callback=function(success,results){if(!success)
throw new Error(results);for(var i=0;i<This.requests.length;i++){if(This.requests[i].callback){if(results[i]&&typeof(results[i])=='object'&&results[i].code&&results[i].message)
This.requests[i].callback(false,results[i]);else
This.requests[i].callback(true,results[i]);}}
if(This.generalCallback){if(results&&typeof(results)=='object'&&results.code&&results.message)
This.generalCallback(false,results)
else
This.generalCallback(true,results)}};}
KalturaMultiRequestBuilder.inheritsFrom(KalturaRequestBuilder);KalturaMultiRequestBuilder.prototype.completion=function(callback){this.generalCallback=callback;return this;};KalturaMultiRequestBuilder.prototype.add=function(requestBuilder){this.requests.push(requestBuilder);return this;};KalturaMultiRequestBuilder.prototype.getUrl=function(client){var url=client.config.serviceUrl+client.config.serviceBase;url+='/multirequest';return url;};KalturaMultiRequestBuilder.prototype.getData=function(){this.data={format:KalturaClientBase.prototype.KALTURA_SERVICE_FORMAT_JSON}
for(var i=0;i<this.requests.length;i++){this.data[i]=this.requests[i].getData();this.data[i].service=this.requests[i].service;this.data[i].action=this.requests[i].action;}
$.extend(this.data,this.requestData);this.sign();return this.data;};var MD5=function(string){function RotateLeft(lValue,iShiftBits){return(lValue<<iShiftBits)|(lValue>>>(32-iShiftBits));}
function AddUnsigned(lX,lY){var lX4,lY4,lX8,lY8,lResult;lX8=(lX&0x80000000);lY8=(lY&0x80000000);lX4=(lX&0x40000000);lY4=(lY&0x40000000);lResult=(lX&0x3FFFFFFF)+(lY&0x3FFFFFFF);if(lX4&lY4){return(lResult^0x80000000^lX8^lY8);}
if(lX4|lY4){if(lResult&0x40000000){return(lResult^0xC0000000^lX8^lY8);}else{return(lResult^0x40000000^lX8^lY8);}}else{return(lResult^lX8^lY8);}}
function F(x,y,z){return(x&y)|((~x)&z);}
function G(x,y,z){return(x&z)|(y&(~z));}
function H(x,y,z){return(x^y^z);}
function I(x,y,z){return(y^(x|(~z)));}
function FF(a,b,c,d,x,s,ac){a=AddUnsigned(a,AddUnsigned(AddUnsigned(F(b,c,d),x),ac));return AddUnsigned(RotateLeft(a,s),b);};function GG(a,b,c,d,x,s,ac){a=AddUnsigned(a,AddUnsigned(AddUnsigned(G(b,c,d),x),ac));return AddUnsigned(RotateLeft(a,s),b);};function HH(a,b,c,d,x,s,ac){a=AddUnsigned(a,AddUnsigned(AddUnsigned(H(b,c,d),x),ac));return AddUnsigned(RotateLeft(a,s),b);};function II(a,b,c,d,x,s,ac){a=AddUnsigned(a,AddUnsigned(AddUnsigned(I(b,c,d),x),ac));return AddUnsigned(RotateLeft(a,s),b);};function ConvertToWordArray(string){var lWordCount;var lMessageLength=string.length;var lNumberOfWords_temp1=lMessageLength+8;var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1%64))/64;var lNumberOfWords=(lNumberOfWords_temp2+1)*16;var lWordArray=Array(lNumberOfWords-1);var lBytePosition=0;var lByteCount=0;while(lByteCount<lMessageLength){lWordCount=(lByteCount-(lByteCount%4))/4;lBytePosition=(lByteCount%4)*8;lWordArray[lWordCount]=(lWordArray[lWordCount]|(string.charCodeAt(lByteCount)<<lBytePosition));lByteCount++;}
lWordCount=(lByteCount-(lByteCount%4))/4;lBytePosition=(lByteCount%4)*8;lWordArray[lWordCount]=lWordArray[lWordCount]|(0x80<<lBytePosition);lWordArray[lNumberOfWords-2]=lMessageLength<<3;lWordArray[lNumberOfWords-1]=lMessageLength>>>29;return lWordArray;};function WordToHex(lValue){var WordToHexValue="",WordToHexValue_temp="",lByte,lCount;for(lCount=0;lCount<=3;lCount++){lByte=(lValue>>>(lCount*8))&255;WordToHexValue_temp="0"+lByte.toString(16);WordToHexValue=WordToHexValue+WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2);}
return WordToHexValue;};function Utf8Encode(string){string=string.replace(/\r\n/g,"\n");var utftext="";for(var n=0;n<string.length;n++){var c=string.charCodeAt(n);if(c<128){utftext+=String.fromCharCode(c);}
else if((c>127)&&(c<2048)){utftext+=String.fromCharCode((c>>6)|192);utftext+=String.fromCharCode((c&63)|128);}
else{utftext+=String.fromCharCode((c>>12)|224);utftext+=String.fromCharCode(((c>>6)&63)|128);utftext+=String.fromCharCode((c&63)|128);}}
return utftext;};var x=Array();var k,AA,BB,CC,DD,a,b,c,d;var S11=7,S12=12,S13=17,S14=22;var S21=5,S22=9,S23=14,S24=20;var S31=4,S32=11,S33=16,S34=23;var S41=6,S42=10,S43=15,S44=21;string=Utf8Encode(string);x=ConvertToWordArray(string);a=0x67452301;b=0xEFCDAB89;c=0x98BADCFE;d=0x10325476;for(k=0;k<x.length;k+=16){AA=a;BB=b;CC=c;DD=d;a=FF(a,b,c,d,x[k+0],S11,0xD76AA478);d=FF(d,a,b,c,x[k+1],S12,0xE8C7B756);c=FF(c,d,a,b,x[k+2],S13,0x242070DB);b=FF(b,c,d,a,x[k+3],S14,0xC1BDCEEE);a=FF(a,b,c,d,x[k+4],S11,0xF57C0FAF);d=FF(d,a,b,c,x[k+5],S12,0x4787C62A);c=FF(c,d,a,b,x[k+6],S13,0xA8304613);b=FF(b,c,d,a,x[k+7],S14,0xFD469501);a=FF(a,b,c,d,x[k+8],S11,0x698098D8);d=FF(d,a,b,c,x[k+9],S12,0x8B44F7AF);c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);a=FF(a,b,c,d,x[k+12],S11,0x6B901122);d=FF(d,a,b,c,x[k+13],S12,0xFD987193);c=FF(c,d,a,b,x[k+14],S13,0xA679438E);b=FF(b,c,d,a,x[k+15],S14,0x49B40821);a=GG(a,b,c,d,x[k+1],S21,0xF61E2562);d=GG(d,a,b,c,x[k+6],S22,0xC040B340);c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);b=GG(b,c,d,a,x[k+0],S24,0xE9B6C7AA);a=GG(a,b,c,d,x[k+5],S21,0xD62F105D);d=GG(d,a,b,c,x[k+10],S22,0x2441453);c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);b=GG(b,c,d,a,x[k+4],S24,0xE7D3FBC8);a=GG(a,b,c,d,x[k+9],S21,0x21E1CDE6);d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);c=GG(c,d,a,b,x[k+3],S23,0xF4D50D87);b=GG(b,c,d,a,x[k+8],S24,0x455A14ED);a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);d=GG(d,a,b,c,x[k+2],S22,0xFCEFA3F8);c=GG(c,d,a,b,x[k+7],S23,0x676F02D9);b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);a=HH(a,b,c,d,x[k+5],S31,0xFFFA3942);d=HH(d,a,b,c,x[k+8],S32,0x8771F681);c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);a=HH(a,b,c,d,x[k+1],S31,0xA4BEEA44);d=HH(d,a,b,c,x[k+4],S32,0x4BDECFA9);c=HH(c,d,a,b,x[k+7],S33,0xF6BB4B60);b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);d=HH(d,a,b,c,x[k+0],S32,0xEAA127FA);c=HH(c,d,a,b,x[k+3],S33,0xD4EF3085);b=HH(b,c,d,a,x[k+6],S34,0x4881D05);a=HH(a,b,c,d,x[k+9],S31,0xD9D4D039);d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);b=HH(b,c,d,a,x[k+2],S34,0xC4AC5665);a=II(a,b,c,d,x[k+0],S41,0xF4292244);d=II(d,a,b,c,x[k+7],S42,0x432AFF97);c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);b=II(b,c,d,a,x[k+5],S44,0xFC93A039);a=II(a,b,c,d,x[k+12],S41,0x655B59C3);d=II(d,a,b,c,x[k+3],S42,0x8F0CCC92);c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);b=II(b,c,d,a,x[k+1],S44,0x85845DD1);a=II(a,b,c,d,x[k+8],S41,0x6FA87E4F);d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);c=II(c,d,a,b,x[k+6],S43,0xA3014314);b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);a=II(a,b,c,d,x[k+4],S41,0xF7537E82);d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);c=II(c,d,a,b,x[k+2],S43,0x2AD7D2BB);b=II(b,c,d,a,x[k+9],S44,0xEB86D391);a=AddUnsigned(a,AA);b=AddUnsigned(b,BB);c=AddUnsigned(c,CC);d=AddUnsigned(d,DD);}
var temp=WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);return temp.toLowerCase();}
function KalturaClient(config){this.init(config);this.setClientTag('ajax:17-02-22');this.setApiVersion('3.3.0');}
KalturaClient.inheritsFrom(KalturaClientBase);KalturaClient.prototype.init=function(config){KalturaClientBase.prototype.init.apply(this,arguments);};KalturaClient.prototype.setClientTag=function(clientTag){this.requestData.clientTag=clientTag;};KalturaClient.prototype.getClientTag=function(){return this.requestData.clientTag;};KalturaClient.prototype.setApiVersion=function(apiVersion){this.requestData.apiVersion=apiVersion;};KalturaClient.prototype.getApiVersion=function(){return this.requestData.apiVersion;};KalturaClient.prototype.setPartnerId=function(partnerId){this.requestData.partnerId=partnerId;};KalturaClient.prototype.getPartnerId=function(){return this.requestData.partnerId;};KalturaClient.prototype.setKs=function(ks){this.requestData.ks=ks;};KalturaClient.prototype.getKs=function(){return this.requestData.ks;};KalturaClient.prototype.setSessionId=function(sessionId){this.requestData.ks=sessionId;};KalturaClient.prototype.getSessionId=function(){return this.requestData.ks;};KalturaRequestBuilder.prototype.setClientTag=function(clientTag){this.requestData.clientTag=clientTag;};KalturaRequestBuilder.prototype.getClientTag=function(){return this.requestData.clientTag;};KalturaRequestBuilder.prototype.setApiVersion=function(apiVersion){this.requestData.apiVersion=apiVersion;};KalturaRequestBuilder.prototype.getApiVersion=function(){return this.requestData.apiVersion;};KalturaRequestBuilder.prototype.setPartnerId=function(partnerId){this.requestData.partnerId=partnerId;};KalturaRequestBuilder.prototype.getPartnerId=function(){return this.requestData.partnerId;};KalturaRequestBuilder.prototype.setKs=function(ks){this.requestData.ks=ks;};KalturaRequestBuilder.prototype.getKs=function(){return this.requestData.ks;};KalturaRequestBuilder.prototype.setSessionId=function(sessionId){this.requestData.ks=sessionId;};KalturaRequestBuilder.prototype.getSessionId=function(){return this.requestData.ks;};KalturaRequestBuilder.prototype.setResponseProfile=function(responseProfile){this.requestData.responseProfile=responseProfile;};KalturaRequestBuilder.prototype.getResponseProfile=function(){return this.requestData.responseProfile;};
;
var KalturaSessionService={end:function(){var kparams=new Object();return new KalturaRequestBuilder("session","end",kparams);},get:function(session){if(!session)
session=null;var kparams=new Object();kparams.session=session;return new KalturaRequestBuilder("session","get",kparams);},impersonate:function(secret,impersonatedPartnerId,userId,type,partnerId,expiry,privileges){if(!userId)
userId="";if(!type)
type=0;if(!partnerId)
partnerId=null;if(!expiry)
expiry=86400;if(!privileges)
privileges=null;var kparams=new Object();kparams.secret=secret;kparams.impersonatedPartnerId=impersonatedPartnerId;kparams.userId=userId;kparams.type=type;kparams.partnerId=partnerId;kparams.expiry=expiry;kparams.privileges=privileges;return new KalturaRequestBuilder("session","impersonate",kparams);},impersonateByKs:function(session,type,expiry,privileges){if(!type)
type=null;if(!expiry)
expiry=null;if(!privileges)
privileges=null;var kparams=new Object();kparams.session=session;kparams.type=type;kparams.expiry=expiry;kparams.privileges=privileges;return new KalturaRequestBuilder("session","impersonateByKs",kparams);},start:function(secret,userId,type,partnerId,expiry,privileges){if(!userId)
userId="";if(!type)
type=0;if(!partnerId)
partnerId=null;if(!expiry)
expiry=86400;if(!privileges)
privileges=null;var kparams=new Object();kparams.secret=secret;kparams.userId=userId;kparams.type=type;kparams.partnerId=partnerId;kparams.expiry=expiry;kparams.privileges=privileges;return new KalturaRequestBuilder("session","start",kparams);},startWidgetSession:function(widgetId,expiry){if(!expiry)
expiry=86400;var kparams=new Object();kparams.widgetId=widgetId;kparams.expiry=expiry;return new KalturaRequestBuilder("session","startWidgetSession",kparams);}}
;
var KalturaPartnerService={count:function(filter){if(!filter)
filter=null;var kparams=new Object();if(filter!=null)
kparams.filter=filter;return new KalturaRequestBuilder("partner","count",kparams);},get:function(id){if(!id)
id=null;var kparams=new Object();kparams.id=id;return new KalturaRequestBuilder("partner","get",kparams);},getInfo:function(){var kparams=new Object();return new KalturaRequestBuilder("partner","getInfo",kparams);},getSecrets:function(partnerId,adminEmail,cmsPassword){var kparams=new Object();kparams.partnerId=partnerId;kparams.adminEmail=adminEmail;kparams.cmsPassword=cmsPassword;return new KalturaRequestBuilder("partner","getSecrets",kparams);},getStatistics:function(){var kparams=new Object();return new KalturaRequestBuilder("partner","getStatistics",kparams);},getUsage:function(year,month,resolution){if(!year)
year="";if(!month)
month=1;if(!resolution)
resolution=null;var kparams=new Object();kparams.year=year;kparams.month=month;kparams.resolution=resolution;return new KalturaRequestBuilder("partner","getUsage",kparams);},listAction:function(filter,pager){if(!filter)
filter=null;if(!pager)
pager=null;var kparams=new Object();if(filter!=null)
kparams.filter=filter;if(pager!=null)
kparams.pager=pager;return new KalturaRequestBuilder("partner","list",kparams);},listFeatureStatus:function(){var kparams=new Object();return new KalturaRequestBuilder("partner","listFeatureStatus",kparams);},listPartnersForUser:function(partnerFilter,pager){if(!partnerFilter)
partnerFilter=null;if(!pager)
pager=null;var kparams=new Object();if(partnerFilter!=null)
kparams.partnerFilter=partnerFilter;if(pager!=null)
kparams.pager=pager;return new KalturaRequestBuilder("partner","listPartnersForUser",kparams);},register:function(partner,cmsPassword,templatePartnerId,silent){if(!cmsPassword)
cmsPassword="";if(!templatePartnerId)
templatePartnerId=null;if(!silent)
silent=false;var kparams=new Object();kparams.partner=partner;kparams.cmsPassword=cmsPassword;kparams.templatePartnerId=templatePartnerId;kparams.silent=silent;return new KalturaRequestBuilder("partner","register",kparams);},update:function(partner,allowEmpty){if(!allowEmpty)
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/**
 * Webflow: Custom tests
 */
Modernizr.addTest('ios', /(ipod|iphone|ipad)/i.test(navigator.userAgent));

;(function() {
  var COOKIE_TIMEOUT_MS = 84600 * 1000;
  var PROMPT_TIMEOUT_MS = COOKIE_TIMEOUT_MS - 2 * 60 * 1000;
  var STORAGE_KEY = 'LUCYBOT_RECIPE_CREDS';
  var user = window.kalturaUser = {};
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  var logoutTimeout = null;

  function loggedInTemplate() {
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      +   '<span class="hidden-md">' + (user.name ? user.name + ' - ' : '') + '</span>'
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    window.jquery('#KalturaPartnerIDDropdown').find('ul.dropdown-menu').html(partnerChoicesHTML);
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  }

  function partnerChoicesTemplate(partners) {
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      window.jquery('#KalturaSidebar .logged-in').hide();
      window.jquery('#KalturaSidebar .not-logged-in').show();
      window.jquery('input[name="KalturaEmail"]').val('');
      window.jquery('input[name="KalturaPassword"]').val('');
      window.jquery('input[name="OTP"]').val('');
      window.jquery('input[name="KalturaSession"]').val('');
    } else {
      window.jquery('#KalturaNav ul.nav').append(loggedInTemplate());
      window.jquery('#KalturaSidebar .not-logged-in').hide();
      window.jquery('#KalturaSidebar .logged-in').show();
      window.jquery('#KalturaSidebar .partnerId').text(creds.partnerId || '');
      window.jquery('.kalturaUserSecret').text(creds.userSecret || '');
      window.jquery('.kalturaAdminSecret').text(creds.secret || '');
      window.jquery('#KalturaPartnerIDModal .kaltura-loading').hide();
      window.jquery('#KalturaPartnerIDModal').modal('hide');
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  }

  window.setKalturaUser = function(creds) {
    function clearUser() {
      window.kalturaUser = user = {};
      if (window.secretService) window.secretService.clearSecrets();
      setCookie();
    }
    if (!creds) {
      clearUser();
      updateViewsForLogin(null);
      return;
    }
    window.kalturaUser = user = creds;

    let fn = creds.partnerId ? window.setUpKalturaClient : window.setKalturaSession;
    fn(creds, function(err, newCreds) {
      if (err) {
        clearUser();
        window.jquery('#KalturaSignInModal .alert-danger').show();
        return
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      window.jquery('#KalturaSignInModal').modal('hide');
      updateViewsForLogin(creds);
      setCookie(creds);
      window.secretService.setSecrets(creds);
    })
  }

  window.maybeContinueSession = function() {
    if (window.lucybot.env.target_api === 'ott') {
      var cookies = document.cookie.split(';').map(function(c) {return c.trim()});
      var credCookie = cookies.filter(function(c) {
        return c.indexOf(STORAGE_KEY) === 0;
      })[0];

      if (credCookie && credCookie.substring(STORAGE_KEY.length + 1)) {
        var creds = JSON.parse(decodeURIComponent(credCookie.substring(STORAGE_KEY.length + 1)));
        setKalturaUser(creds);
        return true;
      }
      else {
        setKalturaUser();
        return false;
      }
      
    }
    
    var ksMatch = window.location.href.substring(window.location.href.indexOf('?')).match(new RegExp('[?&]ks=([^&]+)'));
    if (ksMatch) ksMatch = window.decodeURIComponent(ksMatch[1]);
    var cookies = document.cookie.split(';').map(function(c) {return c.trim()});
    var credCookie = cookies.filter(function(c) {
      return c.indexOf(STORAGE_KEY) === 0;
    })[0];
    if (credCookie) {
      var stored = credCookie.substring(STORAGE_KEY.length + 1) || '{}';
      var user;
      try {
        user = JSON.parse(decodeURIComponent(stored));
      } catch(e) {}
      if (user && typeof user === 'object' && Object.keys(user).length) {
        if (ksMatch) user.ks = ksMatch;
        window.loginByKs(user);
        return true;
      }
    }
    if (ksMatch) {
      setKalturaUser({ks: ksMatch});
      return true;
    } else {
      setKalturaUser();
      return false;
    }
  };

  window.loginByKs = function(user) {
    
    if (window.lucybot.env.target_api === 'ott') {
      window.jquery.ajax({
        url: 'https://' + window.lucybot.openapiService.original.host + window.lucybot.openapiService.original.basePath + '/service/multirequest',
        contentType: "application/json",
        dataType: 'json',
        method: "POST",
        data: JSON.stringify(
          {  
            "0":{  
               "service":"session",
               "action":"get",
               "ks": user.ks
            },
            "1":{  
               "service":"ottUser",
               "action":"get",
               "ks":"{1:result:ks}"
            },
            "format":1
         })
      })
      .done(function(response) {
        if (!response.result[0].error && !response.result[1].error) {
          var creds = {
            email: response.result[1].email,
            user: response.result[1].username,
            name: response.result[1].username,
            partnerId: response.result[0].partnerId,
            ks: response.result[0].ks
          }
          setKalturaUser(creds);
        }
        else {
          window.jquery('#KalturaSignInModal .alert-danger').show();
          return;
        }
      })
      .fail(function(xhr) {
        window.jquery('#KalturaSignInModal .alert-danger').show();
        return;
      })
      .always(function() {
        return;
      });

      return;
    }

    if (user.partnerId) {
      window.jquery.ajax({
        url: '/auth/loginByKs',
        method: 'POST',
        data: JSON.stringify({ks: user.ks, partnerId: user.partnerId}),
        headers: {'Content-Type': 'application/json'},
      })
      .done(function(response) {
        setPartnerChoices(response);
        setKalturaUser(user);
      })
    } else {
      setPartnerChoices([]);
      setKalturaUser(user);
    }
  }

  window.lucybot.startLogin = function() {
    window.jquery('#KalturaSignInModal').modal('show');
  }

  window.startKalturaLogin = function() {
    window.jquery('#KalturaSignInModal .alert-danger').hide();
    var creds = {}
    creds.ks = window.jquery('input[name="KalturaSession"]').val();
    if (creds.ks) {
      window.loginByKs(creds);
      return;
    }

    window.jquery('#KalturaSignInModal #KalturaSignInButton').html('<i class="fa fa-spin fa-refresh"></i>').attr('disabled', 'disabled');
    creds.email = window.jquery('input[name="KalturaEmail"]').val();
    creds.password = window.jquery('input[name="KalturaPassword"]').val();
    creds.otp = window.jquery('input[name="OTP"]').val();
    creds.partnerId = window.jquery('input[name="KalturaPartnerId"]').val();

    if (window.lucybot.env.target_api === 'ott') {
      window.jquery.ajax({
        url: 'https://' + window.lucybot.openapiService.original.host + window.lucybot.openapiService.original.basePath + '/service/ottuser/action/login',
        contentType: "application/json",
        dataType: 'json',
        method: "POST",
        data: JSON.stringify({
          partnerId: creds.partnerId,
          username: creds.email,
          password: creds.password,
          otp: creds.otp
        })
      })
      .done(function(response) {
        window.jquery('#KalturaSignInModal').modal('hide');
        if (window.lucybot.env.target_api === 'ott') {
          creds.ks = response.result.loginSession.ks;
          creds.name = response.result.user.username;
          setKalturaUser(creds);
          return;
        }
        window.jquery('#KalturaPartnerIDModal .kaltura-loading').hide();
        window.jquery('#KalturaPartnerIDModal').modal('show');
        if (window.ga) {
          ga('set', 'userId', creds.email);
          ga('send', {
            hitType: 'event',
            eventCategory: 'login',
            eventAction: 'login',
            eventLabel: 'partnerId',
            eventValue: creds.partnerId,
          });
        }
        if (window.mixpanel) {
          mixpanel.identify(creds.email);
          mixpanel.people.set({
            '$email': creds.email,
          })
        }
        window.lucybot.tracker('login_success', {
          email: creds.email,
        });
        setPartnerChoices(response);
        window.kalturaUser = user = creds;
      })
      .fail(function(xhr) {
        window.lucybot.tracker('login_error', {
          email: creds.email,
          error: xhr.responseText,
        })
        window.jquery('#KalturaSignInModal .alert-danger').show();
      })
      .always(function() {
        return;
      });


      return;
    }

    window.lucybot.tracker('login_submit', {
      email: creds.email
    });

    window.jquery.ajax({
      url: '/auth/login',
      method: 'POST',
      data: JSON.stringify({email: creds.email, password: creds.password, partnerId: creds.partnerId, otp: creds.otp}),
      headers: {'Content-Type': 'application/json'},
    })
    .done(function(response) {
      window.jquery('#KalturaSignInModal').modal('hide');
      window.jquery('#KalturaPartnerIDModal .kaltura-loading').hide();
      window.jquery('#KalturaPartnerIDModal').modal('show');
      if (window.ga) {
        ga('set', 'userId', creds.email);
        ga('send', {
          hitType: 'event',
          eventCategory: 'login',
          eventAction: 'login',
          eventLabel: 'partnerId',
          eventValue: creds.partnerId,
        });
      }
      if (window.mixpanel) {
        mixpanel.identify(creds.email);
        mixpanel.people.set({
          '$email': creds.email,
        })
      }
      window.lucybot.tracker('login_success', {
        email: creds.email,
      });
      setPartnerChoices(response);
      window.kalturaUser = user = creds;
    })
    .fail(function(xhr) {
      window.lucybot.tracker('login_error', {
        email: creds.email,
        error: xhr.responseText,
      })
      window.jquery('#KalturaSignInModal .alert-danger').show();
    })
    .always(function() {
      window.jquery('#KalturaSignInModal #KalturaSignInButton').html('Log In').removeAttr('disabled');
    })
  }

  window.setKalturaPartnerID = function(id) {
    user.partnerId = id;
    window.jquery('#KalturaPartnerIDDropdown a.dropdown-toggle').html('<i class="fa fa-spin fa-refresh"></i>');
    window.jquery('#KalturaPartnerIDModal .kaltura-loading').show();
    window.jquery.ajax({
      url: '/auth/selectPartner',
      method: 'POST',
      data: JSON.stringify({
        email: user.email,
        partnerId: user.partnerId,
        password: user.password,
        otp: user.otp,
      }),
      headers: {'Content-Type': 'application/json'},
    })
    .done(function(data) {
      var creds = {
        secret: data.adminSecret,
        userSecret: data.secret,
        userId: user.email,
        partnerId: user.partnerId,
        name: data.name,
        email: user.email,
        password: user.password,
      }
      setKalturaUser(creds);
    })
    .fail(function(xhr) {
      window.lucybot.tracker('login_error', {
        partnerId: user.partnerId,
        email: user.email,
        error: xhr.responseText,
      })
      window.jquery('#KalturaPartnerIDModal .kaltura-loading').hide();
      window.jquery('#KalturaPartnerIDModal').modal('hide');
      window.jquery('#KalturaSignInModal').modal('show');
      window.jquery('#KalturaSignInModal .alert-danger').show();
    });
  }

})();

;window.checkResponse = function(data, status) {
  if (!status) return {type: 'danger', message: "Unknown Error"};
  var msg = {type: 'success', message: "Success"};
  if (data === null) return msg;
  if (data instanceof Document) {
    var $data = window.jquery(data);
    if ($data.find('error').length) {
      var code = $data.find('code').text();
      var message = $data.find('error message').text();
      msg = {type: 'danger', message: code + ': ' + message};
    }
  } else if (typeof data === 'object') {
    if (data.result && data.result.error) {
      msg = {type: 'danger', message: data.result.error.code + ': ' + data.result.error.message};
    } else {
      var err = data.code && data.message;
      if (err) msg = {type: 'danger', message: data.code + ': ' + data.message};
      if (window.RECIPE && data.objectType === 'KalturaUiConfListResponse') {
        data.objects = data.objects.filter(function(uiConf) {
          return (uiConf.html5Url || '').indexOf('/v2') !== -1 || uiConf.objType === KalturaUiConfObjType.KRECORD;
        });
        if (!data.objects.length) return {type: 'danger', message: 'No v2 uiConfs found.'}
      }
    }
  }
  if (msg.message.indexOf('SERVICE_FORBIDDEN') !== -1) {
    // FIXME: show login modal
  }
  return msg;
}


;"use strict";

jQuery(function(){
  jQuery('.the_buttons.examples .a_button').click(function(e){
        e.preventDefault();
        var parent = jQuery(this).closest('body');
        var target = jQuery(this).attr('target');

        parent.find('.example').hide();
        parent.find('.example.'+target).show();
        parent.find('.the_buttons.examples .a_button.active').removeClass('active');
        parent.find('.the_buttons.examples .a_button[target="'+target+'"]').addClass('active');
  });


  jQuery('.the_buttons.examples li:first-child .a_button').click();
});

;// jQuery.exLink 
// Author: YupItsZac
// Github: https://github.com/YupItsZac/jQuery.exLink
// Web: http://www.yupitszac.com
// Demo: http://www.yupitszac.com/demo/jquery-exlink
// Support: @YupItsZac - Twitter, or fb.me/yupitszac
// Version 2.3.0 November 20, 2015



var exLink = (function() {
 
    var opts = {};    

    initialize = function(options) {

        var defaults = {
            parentElementPath: 'body',
            protocols: ['http', 'https'],
            filetypes: ['pdf', 'xls', 'docx', 'doc', 'ppt', 'pptx'],
            hostCompare: false,
            noFollow: false,
            fancyBoxIgnore: true,
            navigateCallback: null,
            navigateState: null,
            gaTracking: false,
            gaTrackLabel: 'External Links',
            gaTrackOld: false,
            linkWarning: true,
            linkWarningBody: 'You are about to leave this website and navigate to the link below. Would you like to continue?',
            fileWarning: true,
            fileWarningBody: 'You are about to open the file below. Do you wish to continue?',
            dialogConfirm: '#006600',
            dialogCancel: '#CC0000',
            dialogConfirmText: '#fff',
            dialogCancelText: '#fff',
            dialogCancelButton: 'Cancel',
            dialogConfirmButton: 'Continue',
            modalDisplayBG: true,
            modalWidth: "320px",
            modalHeight: "240px",
            externalColor: '',
            documentColor: '',
            clickedColor: '',
            newWindow: false,
            widthWindow: "500",
            heightWindow: "400;",
            titleWindow: 'exLink by YupItsZac.com'
        }


       opts = $.extend({}, defaults, options);

       $(opts.parentElementPath).on('click','.exLink, .docuLink',function(event){
            event.preventDefault();

            if(event.handled != true) {
                catchClick(event);
            }

            event.handled = true;
        });  

        var self = this;

        if(opts.hostCompare) {
            targetByHost();
        } else {
            targetByProtocol();
        }

        $('.exLink').css('color', opts.externalColor);
        $('.docuLink').css('color', opts.documentColor);

    };

    targetByProtocol = function() {

        var self = this;

        jQuery.each(opts.protocols, function(key, value) {
            if(opts.noFollow) {
                if(opts.fancyBoxIgnore) {
                    $('a[href^="'+value+'://"]').not('.docuLink, .iframe').addClass("exLink").attr('rel', 'nofollow');
                } else {
                    $('a[href^="'+value+'://"]').not('.docuLink').addClass("exLink").attr('rel', 'nofollow');
                }
            } else {
                if(opts.fancyBoxIgnore) {
                    $('a[href^="'+value+'://"]').not('.docuLink, .iframe').addClass("exLink");
                } else {
                    $('a[href^="'+value+'://"]').not('.docuLink').addClass("exLink");
                }
            }
        });

        identifyDocuments();
    };

    targetByHost = function() {

        identifyDocuments();


        var self = this;

        var hostname = new RegExp(location.host);

        $('a').each(function() {

	    if(hostname.test($(this).attr('href')) === false && this.className != 'a_button' && this.className != 'a_button active') {
                if(opts.noFollow) {
                    if(opts.fancyBoxignore) {
                        $(this).not('.docuLink, .iframe').addClass('exLink').attr('rel', 'nofollow');
                    } else {
                        $(this).not('.docuLink').addClass('exLink').attr('rel', 'nofollow');
                    }
                } else {
                    if(opts.fancyBoxIgnore) {
                        $(this).not('.docuLink, .iframe').addClass('exLink');
                    } else {
                        $(this).not('.docuLink').addClass('exLink');
                    }
                }
            }
        });
    };

    identifyDocuments = function() {

        jQuery.each(opts.filetypes, function(key, value) {
            $('a[href$="'+value+'"]').not('.exLink').addClass('docuLink').css('color', opts.documentColor);
        });
    };

    catchClick = function(obj) {

        if($(obj.target).is('.exLink')) {
            if(opts.linkWarning) {

                if($(obj.target).is('a')) {
                    var href = obj.target.href;
                } else {
                    var href = $(obj.target).closest('a').attr('href');
                }

                showLinkWarning(href);
                if ($.isFunction(opts.navigateCallback)) {
                    opts.navigateCallback(obj, 1, true);
                }
            } else {
                if($(obj.target).is('a')) {
                    var href = obj.target.href;
                } else {
                    var href = $(obj.target).closest('a').attr('href');
                }

                window.open(href, '_blank');
                if ($.isFunction(opts.navigateCallback)) {
                    opts.navigateCallback(obj, 1, false);
                }
                
            }
        } else {
            if(opts.fileWarning) {

                if($(obj.target).is('a')) {
                    var href = obj.target.href;
                } else {
                    var href = $(obj.target).closest('a').attr('href');
                }

                showDocWarning(href);
                
                if($.isFunction(opts.navigateCallback)) {
                    opts.navigateCallback(obj, 1, true);
                }

            } else {
                if($(obj.target).is('a')) {
                    var href = obj.target.href;
                } else {
                    var href = $(obj.target).closest('a').attr('href');
                }
                window.open(href, '_blank');

                if($.isFunction(opts.navigateCallback)) {
                    opts.navigateCallback(obj, 2, false);
                }
            }
        }
   
        if(opts.clickedColor) {
            $(obj.target).css('color', opts.clickedColor);
        }

        window.lastObj = obj;
     
    };

    showLinkWarning = function(href) {

        if(opts.modalDisplayBG) {
            $('body').append('<div class="modalBG"></div>');
            $('.modalBG').fadeIn("slow");
        }

        $('body').append('<div class="modal-dialog">'+opts.linkWarningBody+'<br><br><p><center><b>'+href+'</b></center></p><br><br><div class="exLinkButton exLinkCancel" onclick="exLink.closeModal();">'+opts.dialogCancelButton+'</div><div class="exLinkButton exLinkContinue" onclick="exLink.navigate(&quot;'+href+'&quot;);">'+opts.dialogConfirmButton+'</div></div>');
        $('.modal-dialog').fadeIn("slow");

        $('.exLinkCancel').css("background-color",opts.dialogCancel);
        $('.exLinkContinue').css('background-color', opts.dialogConfirm);
        $('.exLinkCancel').css('color', opts.dialogCancelText);
        $('.exLinkContinue').css('color', opts.dialogConfirmText);

        $('.modal-dialog').css('width', opts.modalWidth);
        $('.modal-dialog').css('height', opts.modalHeight);
    };

    showDocWarning = function(href) {
        if(opts.modalDisplayBG) {
            $('body').append('<div class="modalBG"></div>');
            $('.modalBG').fadeIn("slow");
        }

        $('body').append('<div class="modal-dialog">'+opts.fileWarningBody+'<br><br><p><center><b>'+href+'</b></center></p><br><br><div class="exLinkButton exLinkCancel" onclick="exLink.closeModal();">'+opts.dialogCancelButton+'</div><div class="exLinkButton exLinkContinue" onclick="exLink.navigate(&quot;'+href+'&quot;);">'+opts.dialogConfirmButton+'</div></div>');
        $('.modal-dialog').fadeIn("slow");

        $('.exLinkCancel').css("background-color",opts.dialogCancel);
        $('.exLinkContinue').css('background-color', opts.dialogConfirm);
        $('.exLinkCancel').css('color', opts.dialogCancelText);
        $('.exLinkContinue').css('color', opts.dialogConfirmText);

        $('.modal-dialog').css('width', opts.modalWidth);
        $('.modal-dialog').css('height', opts.modalHeight);
    };

    closeModal = function() {

        $('.modalBG').remove();
        $('.modal-dialog').remove();
    };

    navigateLocation = function(href) {

        if(opts.gaTracking) {

            var hname = window.location.hostname;

            if(opts.gaTrackOld) {
                var track = _gaq.push(['_trackEvent', opts.gaTrackLabel, hname, href]);
            } else {
                ga('send', 'event', opts.gaTrackLabel, hname, href);
            }
        }

        if(opts.newWindow) {
            window.open(href, opts.titleWindow, 'height='+opts.heightWindow+', width='+opts.widthWindow);
            if($.isFunction(opts.navigateState)) {
                opts.navigateState(href, 1);
            }
        } else {
            window.open(href, '_blank');
            if($.isFunction(opts.navigateState)) {
                opts.navigateState(href, 2);
            }
        }

        $('.modalBG, .modal-dialog').remove();  
    };      
 
    //Public stuffs
    //These are the functions that are public facing.
    //Anything not mapped here will not be accessible form console or the browser.
    return {
        init: initialize,
        closeModal: closeModal,
        navigate: navigateLocation
    };


})();


;window.KC = null;

function setKalturaSession(creds, cb) {
  window.KC = window.KC || new KalturaClient(new KalturaConfiguration());
  window.lucybot.tracker('kaltura_session', {
    partnerId: creds.partnerId,
  });
  KC.setKs(creds.ks);
  var filter = {
    objTypeEqual: 1, // KalturaUiConfObjType.PLAYER
  }
  if (!creds.partnerId) {
    return cb(null, creds);
  }
  KalturaUiConfService.listAction(filter).execute(KC, function(success, results) {
    var uiConfs = results.objects || [];
    if (window.RECIPE_NAME === 'captions') {
      uiConfs = uiConfs.filter(function(uiConf) {
        return uiConf.confFile.indexOf('Plugin id="closedCaptions') !== -1;
      })
    }
    uiConfs = uiConfs.filter(function(uiConf) {
      return uiConf.tags &&
             uiConf.tags.indexOf('html5studio') !== -1 &&
             (uiConf.html5Url || '').indexOf('/v2') !== -1;
    })
    if (uiConfs.length === 0 && window.RECIPE_NAME) {
      if (RECIPE_NAME === 'dynamic_thumbnails') {
        alert('This recipe requires an HTML5 enabled uiConf. Please use the KMC to create one.');
      } else if (RECIPE_NAME === 'captions') {
        alert('This recipe requires a uiConf with captions enabled. Please use the KMC to create one.');
      }
      uiConfs = results.objects || [];
    }
    if (uiConfs.length) {
      var answers = window.lucybot.openapiService.globalParameters;
      answers.uiConf = answers.uiConf || uiConfs[0].id;
    }
    cb(null, creds);
  });
}

window.setUpKalturaClient = function(creds, cb) {
  var config = new KalturaConfiguration(creds.partnerId);
  config.serviceUrl = "https://www.kaltura.com/";
  window.KC = new KalturaClient(config);
  KC.setKs(creds.ks);
  if (window.lucybot.env.target_api === 'ott') return cb(null, creds);
  function checkFailure(success, data) {
    if (!success || (data.code && data.message)) {
      var trackObj = data || {};
      console.log('Kaltura Error', success, data);
      window.lucybot.tracker('kaltura_session_error', trackObj);
      cb(data);
      return true;
    }
  }
  if (creds.ks) {
    KalturaSessionService.get(creds.ks).execute(KC, function(success, sessionDetails) {
      if (checkFailure(success, sessionDetails)) return;
      creds.partnerId = sessionDetails.partnerId;
      creds.userId = sessionDetails.userId;
      KalturaPartnerService.get(creds.partnerId).execute(KC, function(success, secrets) {
        if (checkFailure(success, secrets)) return;
        creds.secret = secrets.adminSecret;
        creds.userSecret = secrets.secret;
        creds.name = secrets.name;
        setKalturaSession(creds, cb);
      }, creds.partnerId)
    })
  } else {
    KalturaSessionService.start(
          creds.secret,
          creds.userId,
          2, /* KSessionType.ADMIN */
          creds.partnerId).execute(window.KC, function(success, ks) {
      if (checkFailure(success, ks)) return;
      creds.ks = ks;
      setKalturaSession(creds, cb);
    });
  }
}

let interval = setInterval(function() {
  console.log('Waiting for LucyBot...');
  if (!window.secretService) return;
  clearInterval(interval);
  if (!maybeContinueSession() && window.location.href.indexOf('signIn=true') !== -1) {
    window.lucybot.startLogin();
  }
}, 100)


;/*! Lity - v1.6.6 - 2016-04-22
* http://sorgalla.com/lity/
* Copyright (c) 2016 Jan Sorgalla; Licensed MIT */
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