var hasPushState=!!window.history&&(typeof window.history.pushState=="function")&&(function(a){try{a.setItem("test","1");a.removeItem("test");return true}catch(e){return false
}}(window.sessionStorage));Tale.prototype.canBookmark=function(){return this.canUndo()&&!this.storysettings.lookup("hash")&&(this.storysettings.lookup("bookmark",true)||!hasPushState)};History.prototype.init=function(){var a=this;if(!this.restore()){if(tale.has("StoryInit")){new Wikifier(insertElement(null,"span"),tale.get("StoryInit").text)}this.display("Start",null)}if(!hasPushState){this.hash=window.location.hash;this.interval=window.setInterval(function(){a.watchHash()},250)}};hasPushState&&(History.prototype.pushState=function(replace,uri){window.history[replace?"replaceState":"pushState"]({id:this.id,length:this.history.length},document.title,uri)});History.prototype.display=function(title,source,type,callback){var i,e,q,bookmark,hash,c=tale.get(title),p=document.getElementById("passages");if(c==null){return
}if(type!="back"){this.saveVariables(c,source,callback);hash=(tale.storysettings.lookup("hash")&&this.save())||"";if(hasPushState&&tale.canUndo()){try{sessionStorage.setItem("Twine.History"+this.id,JSON.stringify(decompile(this.history)));this.pushState(this.history.length<=2&&window.history.state=="",hash)}catch(e){alert("Your browser couldn't save the state of the "+tale.identity()+".\n"+"You may continue playing, but it will no longer be possible to undo moves from here on in.");tale.storysettings.undo="off"}}}this.hash=hash||this.save();e=c.render();if(type!="quietly"){if(hasTransition){for(i=0;i<p.childNodes.length;i+=1){q=p.childNodes[i];q.classList.add("transition-out");setTimeout((function(a){return function(){if(a.parentNode){a.parentNode.removeChild(a)}}}(q)),1000)}e.classList.add("transition-in");setTimeout(function(){e.classList.remove("transition-in")},1);e.style.visibility="visible";p.appendChild(e)}else{removeChildren(p);p.appendChild(e);fade(e,{fade:"in"
})}}else{p.appendChild(e);e.style.visibility="visible"}tale.setPageElements();if(tale.canUndo()){if(!hasPushState&&type!="back"){window.location.hash=this.hash}else{if(tale.canBookmark()){bookmark=document.getElementById("bookmark");bookmark&&(bookmark.href=this.hash)}}}window.scroll(0,0);return e};History.prototype.watchHash=function(){if(window.location.hash!=this.hash){if(window.location.hash&&(window.location.hash!="#")){this.history=[{passage:null,variables:{}}];removeChildren(document.getElementById("passages"));if(!this.restore()){alert("The passage you had previously visited could not be found.")}}else{window.location.reload()}this.hash=window.location.hash}};History.prototype.loadLinkVars=function(){for(var c in this.history[0].linkVars){this.history[0].variables[c]=clone(this.history[0].linkVars[c])}};Passage.prototype.render=function(){var b=insertElement(null,"div","passage"+this.title,"passage");b.style.visibility="hidden";this.setTags(b);this.setCSS();insertElement(b,"div","","header");var a=insertElement(b,"div","","body content");for(var i in prerender){(typeof prerender[i]=="function")&&prerender[i].call(this,a)}new Wikifier(a,this.processText());insertElement(b,"div","","footer");for(i in postrender){(typeof postrender[i]=="function")&&postrender[i].call(this,a)}return b};Passage.prototype.excerpt=function(){var b=this.text.replace(/<<.*?>>/g,"");b=b.replace(/!.*?\n/g,"");b=b.replace(/[\[\]\/]/g,"");var a=b.split("\n");while(a.length&&a[0].length==0){a.shift()}var c="";if(a.length==0||a[0].length==0){c=this.title}else{c=a[0].substr(0,30)+"..."}return c};Passage.transitionCache="";Passage.prototype.setCSS=function(){var trans=false,text="",tags=this.tags||[],c=document.getElementById("tagCSS"),c2=document.getElementById("transitionCSS");if(c&&c.getAttribute("data-tags")!=tags.join(" ")){tale.forEachStylesheet(tags,function(passage){if(~passage.tags.indexOf("transition")){if(!Passage.transitionCache&&c2){Passage.transitionCache=c2.innerHTML}setTransitionCSS(passage.text);trans=true}else{text+=alterCSS(passage.text)}});if(!trans&&Passage.transitionCache&&c2){setTransitionCSS(Passage.transitionCache);trans=false;Passage.transitionCache=""}c.styleSheet?(c.styleSheet.cssText=text):(c.innerHTML=text);c.setAttribute("data-tags",tags.join(" "))}};var Interface={init:function(){var snapback=document.getElementById("snapback"),restart=document.getElementById("restart"),bookmark=document.getElementById("bookmark");main();if(!tale){return
}if(snapback){if(!tale.lookup("tags","bookmark").length){snapback.parentNode.removeChild(snapback)}else{addClickHandler(snapback,Interface.showSnapback)}}if(bookmark&&(!tale.canBookmark()||!hasPushState)){bookmark.parentNode.removeChild(bookmark)}restart&&addClickHandler(restart,Interface.restart)},restart:function(){if(confirm("Are you sure you want to restart this "+tale.identity()+"?")){state.restart()}},showSnapback:function(a){Interface.hideAllMenus();Interface.buildSnapback();Interface.showMenu(a,document.getElementById("snapbackMenu"))},buildSnapback:function(){var b,c=false,menuelem=document.getElementById("snapbackMenu");while(menuelem.hasChildNodes()){menuelem.removeChild(menuelem.firstChild)}for(var a=state.history.length-1;a>=0;a--){if(state.history[a].passage&&state.history[a].passage.tags.indexOf("bookmark")!=-1){b=document.createElement("div");b.pos=a;addClickHandler(b,function(){return macros.back.onclick(true,this.pos)});b.innerHTML=state.history[a].passage.excerpt();menuelem.appendChild(b);c=true}}b=null;if(!c){b=document.createElement("div");b.innerHTML="<i>No passages available</i>";document.getElementById("snapbackMenu").appendChild(b)}},hideAllMenus:function(){document.getElementById("snapbackMenu").style.display="none"},showMenu:function(b,a){if(!b){b=window.event}var c={x:0,y:0};if(b.pageX||b.pageY){c.x=b.pageX;c.y=b.pageY}else{if(b.clientX||b.clientY){c.x=b.clientX+document.body.scrollLeft+document.documentElement.scrollLeft;c.y=b.clientY+document.body.scrollTop+document.documentElement.scrollTop}}a.style.top=c.y+"px";a.style.left=c.x+"px";a.style.display="block";addClickHandler(document,Interface.hideAllMenus);b.cancelBubble=true;if(b.stopPropagation){b.stopPropagation()}}};window.onload=Interface.init;macros.back.onclick=function(back,steps){var title;if(back){if(tale.canUndo()){window.history.go(-steps);return}while(steps-->=0&&state.history.length>1){title=state.history[0].passage.title;state.history.shift()}state.loadLinkVars();state.saveVariables(tale.get(title));state.display(title,null,"back")}else{state.display(state.history[steps].passage.title)}};window.onpopstate=function(e){var title,hist,steps,i,s=e&&e.state;if(s&&s.id&&s.length!=null){hist=recompile(JSON.parse(sessionStorage.getItem("Twine.History"+s.id)));if(hist){steps=hist.length-s.length}}if(steps!=null){state.history=hist;while(steps-->=0&&state.history.length>1){title=state.history[0].passage.title;state.history.shift()}state.loadLinkVars();state.saveVariables(tale.get(title));state.display(title,null,"back")}};