diff --git a/dist/epub.js b/dist/epub.js
index 90e162e..cab9078 100644
--- a/dist/epub.js
+++ b/dist/epub.js
@@ -3652,6 +3652,10 @@ EPUBJS.Infinite.prototype.start = function() {
   var firstScroll = true;
 
   this.container.addEventListener("scroll", function(e){
+    
+    // this.top = this.container.scrollTop;
+    // this.left = this.container.scrollLeft;
+    
     if(!this.ignore) {
       this.scrolled = true;
     } else {
@@ -5647,25 +5651,31 @@ EPUBJS.Rendition.prototype.afterDisplayed = function(currView){
 
 EPUBJS.Rendition.prototype.afterDisplayedAbove = function(currView){
 
-	var bounds, style, marginTopBottom, marginLeftRight;
-	var prevTop = this.container.scrollTop;
-	var prevLeft = this.container.scrollLeft;
-
-	this.afterDisplayed(currView);
+	var bounds = currView.bounds(); //, style, marginTopBottom, marginLeftRight;
+	// var prevTop = this.container.scrollTop;
+	// var prevLeft = this.container.scrollLeft;
 
 	if(currView.countered) return;
 
-	bounds = currView.bounds();
+	// bounds = currView.bounds();
 
 	if(this.settings.axis === "vertical") {
-		this.infinite.scrollTo(0, prevTop + bounds.height, true)
+		this.infinite.scrollBy(0, bounds.height, true);
 	} else {
-		this.infinite.scrollTo(prevLeft + bounds.width, 0, true);
+		this.infinite.scrollBy(bounds.width, 0, true);
 	}
-
+	// if(this.settings.axis === "vertical") {
+	// 	currView.countered = bounds.height - (currView.countered || 0);
+	// 	this.infinite.scrollTo(0, prevTop + bounds.height, true)
+	// } else {
+	// 	currView.countered = bounds.width - (currView.countered || 0);
+	// 	this.infinite.scrollTo(prevLeft + bounds.width, 0, true);
+	// }
 	currView.countered = true;
 
-	this.removeShownListeners(currView);
+	// this.removeShownListeners(currView);
+
+	this.afterDisplayed(currView);
 
 	if(this.afterDisplayedAboveHook) this.afterDisplayedAboveHook(currView);
 
@@ -5674,8 +5684,9 @@ EPUBJS.Rendition.prototype.afterDisplayedAbove = function(currView){
 // Remove Previous Listeners if present
 EPUBJS.Rendition.prototype.removeShownListeners = function(view){
 
-	view.off("shown", this.afterDisplayed);
-	view.off("shown", this.afterDisplayedAbove);
+	// view.off("shown", this.afterDisplayed);
+	// view.off("shown", this.afterDisplayedAbove);
+	view.onShown = function(){};
 
 };
 
@@ -5685,7 +5696,8 @@ EPUBJS.Rendition.prototype.append = function(view){
 	this.container.appendChild(view.element);
 
 
-	view.on("shown", this.afterDisplayed.bind(this));
+	// view.on("shown", this.afterDisplayed.bind(this));
+	view.onShown = this.afterDisplayed.bind(this);
 	// this.resizeView(view);
 };
 
@@ -5694,7 +5706,8 @@ EPUBJS.Rendition.prototype.prepend = function(view){
 	// view.prependTo(this.container);
 	this.container.insertBefore(view.element, this.container.firstChild);
 	
-	view.on("shown", this.afterDisplayedAbove.bind(this));
+	view.onShown = this.afterDisplayedAbove.bind(this);
+	// view.on("shown", this.afterDisplayedAbove.bind(this));
 
 	// this.resizeView(view);
 	
@@ -5710,7 +5723,8 @@ EPUBJS.Rendition.prototype.fill = function(view){
 
 	this.container.appendChild(view.element);
 
-	view.on("shown", this.afterDisplayed.bind(this));
+	// view.on("shown", this.afterDisplayed.bind(this));
+	view.onShown = this.afterDisplayed.bind(this);
 
 };
 
@@ -6202,7 +6216,8 @@ EPUBJS.View = function(section) {
   this.element.style.height = 0;
   this.element.style.width = 0;
   this.element.style.overflow = "hidden";
-
+  
+  
   this.shown = false;
   this.rendered = false;
 
@@ -6228,8 +6243,8 @@ EPUBJS.View.prototype.create = function(width, height) {
     this.resize(width, height);
   }
 
-  this.iframe.style.display = "none";
-  this.iframe.style.visibility = "hidden";
+  // this.iframe.style.display = "none";
+  // this.iframe.style.visibility = "hidden";
   
   this.element.appendChild(this.iframe);
   this.rendered = true;
@@ -6237,18 +6252,23 @@ EPUBJS.View.prototype.create = function(width, height) {
   return this.iframe;
 };
 
+// TODO: minimize resizes
 EPUBJS.View.prototype.resize = function(width, height) {
 
   if(width){
     if(this.iframe) {
       this.iframe.style.width = width + "px";
-      this.element.style.width = width + "px";
+    }
+    if(this.shown) {
+      this.element.style.width = height + "px";
     }
   }
 
   if(height){
     if(this.iframe) {
       this.iframe.style.height = height + "px";
+    }
+    if(this.shown) {
       this.element.style.height = height + "px";
     }
   }
@@ -6334,7 +6354,7 @@ EPUBJS.View.prototype.afterLoad = function() {
   // Wait for fonts to load to finish
   if(this.document.fonts.status === "loading") {
     this.document.fonts.onloading = function(){
-      // this.expand();
+      this.expand();
     }.bind(this);
   }
 
@@ -6344,7 +6364,7 @@ EPUBJS.View.prototype.afterLoad = function() {
 
 };
 
-EPUBJS.View.prototype.expand = function(_defer, _count) {
+EPUBJS.View.prototype.expand = function(_defer, _count, _func) {
   var bounds;
   var width, height;
   var expanding = _defer || new RSVP.defer();
@@ -6355,8 +6375,6 @@ EPUBJS.View.prototype.expand = function(_defer, _count) {
   var count = _count || 1;
   var TIMEOUT = 10 * _count;
 
-  // console.log("expand", count, this.index)
-
   // Flag Changes
   this.resizing = true;
 
@@ -6375,11 +6393,15 @@ EPUBJS.View.prototype.expand = function(_defer, _count) {
   height = bounds.height; //this.document.documentElement.scrollHeight; //window.getComputedStyle?
 
   width = this.document.documentElement.scrollWidth;
+  console.log("expand", count, this.index, height, width)
 
   if(count <= MAX && (this.width != width || this.height != height)) {
     setTimeout(function(){
       count += 1;
-      this.expand(expanding, count);
+      if(_func){
+        _func(this);
+      }
+      this.expand(expanding, count, _func);
     }.bind(this), TIMEOUT);
 
   } else {
@@ -6428,12 +6450,22 @@ EPUBJS.View.prototype.observe = function(target) {
 
 EPUBJS.View.prototype.show = function() {
   // this.iframe.style.display = "block";
+  
+  this.style = window.getComputedStyle(this.element);
+  this.paddingTopBottom = parseInt(this.style.paddingTop) +  parseInt(this.style.paddingBottom) || 0;
+  this.paddingLeftRight = parseInt(this.style.paddingLeft) +  parseInt(this.style.paddingRight) || 0;
+  this.marginTopBottom = parseInt(this.style.marginTop) +  parseInt(this.style.marginBottom) || 0;
+  this.marginLeftRight = parseInt(this.style.marginLeft) +  parseInt(this.style.marginRight) || 0;
+  this.borderTopBottom = parseInt(this.style.borderTop) + parseInt(this.style.borderBottom) || 0;
+  this.borderLeftRight = parseInt(this.style.borderLeft) + parseInt(this.style.borderRight) || 0;
+  
   this.element.style.width = this.width + "px";
   this.element.style.height = this.height + "px";
 
-  this.iframe.style.display = "inline-block";
-  this.iframe.style.visibility = "visible";
+  // this.iframe.style.display = "inline-block";
+  // this.iframe.style.visibility = "visible";
   
+  this.onShown(this);
   this.trigger("shown", this);
 
   this.shown = true;
@@ -6441,8 +6473,8 @@ EPUBJS.View.prototype.show = function() {
 };
 
 EPUBJS.View.prototype.hide = function() {
-  this.iframe.style.display = "none";
-  this.iframe.style.visibility = "hidden";
+  // this.iframe.style.display = "none";
+  // this.iframe.style.visibility = "hidden";
   this.trigger("hidden");
 };
 
@@ -6450,17 +6482,19 @@ EPUBJS.View.prototype.position = function() {
   return this.element.getBoundingClientRect();
 };
 
-EPUBJS.View.prototype.bounds = function() {
-  var bounds = this.element.getBoundingClientRect();
-  var style = window.getComputedStyle(this.element);
-  var marginTopBottom = parseInt(style.marginTop) +  parseInt(style.marginBottom) || 0;
-  var marginLeftRight = parseInt(style.marginLeft) +  parseInt(style.marginLeft) || 0;
-  var borderTopBottom = parseInt(style.borderTop) + parseInt(style.borderBottom) || 0;
-  var borderLeftRight = parseInt(style.borderLeft) + parseInt(style.borderRight) || 0;
+EPUBJS.View.prototype.onShown = function(view) {
+  // Stub, override with a custom functions
+};
 
+EPUBJS.View.prototype.bounds = function() {
+  // var bounds = this.element.getBoundingClientRect();
+  // var bounds = {
+  //   width: this.element.offsetWidth,
+  //   height: this.element.offsetHeight
+  // };
   return {
-    height: bounds.height + marginTopBottom + borderTopBottom,
-    width: bounds.width + marginLeftRight + borderLeftRight
+    height: this.height + this.paddingTopBottom + this.marginTopBottom + this.borderTopBottom,
+    width: this.width + this.paddingLeftRight + this.marginLeftRight + this.borderLeftRight
   }
 };
 
diff --git a/dist/epub.min.js b/dist/epub.min.js
index dd540df..a6821bb 100644
--- a/dist/epub.min.js
+++ b/dist/epub.min.js
@@ -1,3 +1,3 @@
-"undefined"==typeof EPUBJS&&(("undefined"!=typeof window?window:this).EPUBJS={}),EPUBJS.VERSION="0.3.0",EPUBJS.Render={},function(t){"use strict";var e=function(t){return new EPUBJS.Book(t)};e.Render={register:function(t,i){e.Render[t]=i}},"object"==typeof exports?(t.RSVP=require("rsvp"),module.exports=e):"function"==typeof define&&define.amd?define(e):t.ePub=e}(this),function(t){var e,i;!function(){var t={},n={};e=function(e,i,n){t[e]={deps:i,callback:n}},i=function(e){function r(t){if("."!==t.charAt(0))return t;for(var i=t.split("/"),n=e.split("/").slice(0,-1),r=0,o=i.length;o>r;r++){var s=i[r];if(".."===s)n.pop();else{if("."===s)continue;n.push(s)}}return n.join("/")}if(n[e])return n[e];if(n[e]={},!t[e])throw new Error("Could not find module "+e);for(var o,s=t[e],a=s.deps,h=s.callback,c=[],u=0,l=a.length;l>u;u++)c.push("exports"===a[u]?o={}:i(r(a[u])));var p=h.apply(this,c);return n[e]=o||p},i.entries=t}(),e("rsvp/-internal",["./utils","./instrument","./config","exports"],function(t,e,i,n){"use strict";function r(){}function o(t){try{return t.then}catch(e){return x.error=e,x}}function s(t,e,i,n){try{t.call(e,i,n)}catch(r){return r}}function a(t,e,i){b.async(function(t){var n=!1,r=s(i,e,function(i){n||(n=!0,e!==i?u(t,i):p(t,i))},function(e){n||(n=!0,d(t,e))},"Settle: "+(t._label||" unknown promise"));!n&&r&&(n=!0,d(t,r))},t)}function h(t,e){t._onerror=null,e._state===U?p(t,e._result):t._state===J?d(t,e._result):f(e,void 0,function(i){e!==i?u(t,i):p(t,i)},function(e){d(t,e)})}function c(t,e){if(e instanceof t.constructor)h(t,e);else{var i=o(e);i===x?d(t,x.error):void 0===i?p(t,e):S(i)?a(t,e,i):p(t,e)}}function u(t,e){t===e?p(t,e):E(e)?c(t,e):p(t,e)}function l(t){t._onerror&&t._onerror(t._result),g(t)}function p(t,e){t._state===B&&(t._result=e,t._state=U,0===t._subscribers.length?b.instrument&&P("fulfilled",t):b.async(g,t))}function d(t,e){t._state===B&&(t._state=J,t._result=e,b.async(l,t))}function f(t,e,i,n){var r=t._subscribers,o=r.length;t._onerror=null,r[o]=e,r[o+U]=i,r[o+J]=n,0===o&&t._state&&b.async(g,t)}function g(t){var e=t._subscribers,i=t._state;if(b.instrument&&P(i===U?"fulfilled":"rejected",t),0!==e.length){for(var n,r,o=t._result,s=0;s<e.length;s+=3)n=e[s],r=e[s+i],n?y(i,n,r,o):r(o);t._subscribers.length=0}}function v(){this.error=null}function m(t,e){try{return t(e)}catch(i){return R.error=i,R}}function y(t,e,i,n){var r,o,s,a,h=S(i);if(h){if(r=m(i,n),r===R?(a=!0,o=r.error,r=null):s=!0,e===r)return void d(e,new TypeError("A promises callback cannot return that same promise."))}else r=n,s=!0;e._state!==B||(h&&s?u(e,r):a?d(e,o):t===U?p(e,r):t===J&&d(e,r))}function w(t,e){try{e(function(e){u(t,e)},function(e){d(t,e)})}catch(i){d(t,i)}}var E=t.objectOrFunction,S=t.isFunction,P=(t.now,e["default"]),b=i.config,B=void 0,U=1,J=2,x=new v,R=new 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i.length=n,i})})}}),e("rsvp/hash-settled",["./promise","./enumerator","./promise-hash","./utils","exports"],function(t,e,i,n,r){"use strict";function o(t,e,i){this._superConstructor(t,e,!1,i)}var s=t["default"],a=e.makeSettledResult,h=i["default"],c=e["default"],u=n.o_create;o.prototype=u(h.prototype),o.prototype._superConstructor=c,o.prototype._makeResult=a,o.prototype._validationError=function(){return new Error("hashSettled must be called with an object")},r["default"]=function(t,e){return new o(s,t,e).promise}}),e("rsvp/hash",["./promise","./promise-hash","./enumerator","exports"],function(t,e,i,n){"use strict";{var r=t["default"],o=e["default"];i.ABORT_ON_REJECTION}n["default"]=function(t,e){return new o(r,t,e).promise}}),e("rsvp/instrument",["./config","./utils","exports"],function(t,e,i){"use strict";var n=t.config,r=e.now,o=[];i["default"]=function(t,e,i){1===o.push({name:t,payload:{guid:e._guidKey+e._id,eventName:t,detail:e._result,childGuid:i&&e._guidKey+i._id,label:e._label,timeStamp:r(),stack:new Error(e._label).stack}})&&setTimeout(function(){for(var t,e=0;e<o.length;e++)t=o[e],n.trigger(t.name,t.payload);o.length=0},50)}}),e("rsvp/map",["./promise","./utils","exports"],function(t,e,i){"use strict";var n=t["default"],r=(e.isArray,e.isFunction);i["default"]=function(t,e,i){return n.all(t,i).then(function(t){if(!r(e))throw new TypeError("You must pass a function as map's second argument.");for(var o=t.length,s=new Array(o),a=0;o>a;a++)s[a]=e(t[a]);return n.all(s,i)})}}),e("rsvp/node",["./promise","./utils","exports"],function(t,e,i){"use strict";var n=t["default"],r=e.isArray;i["default"]=function(t,e){function i(){for(var i=arguments.length,r=new Array(i),a=0;i>a;a++)r[a]=arguments[a];var h;return o||s||!e?h=this:("object"==typeof console&&console.warn('Deprecation: 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i,n,r,o=e||document,s=o.getElementsByTagName("html")[0],a=Array.prototype.slice.call(s.children);if("string"==typeof t&&(t=this.parse(t)),n=t.steps.slice(0),!n.length)return o.getElementsByTagName("body")[0];for(;n&&n.length>0;){if(i=n.shift(),"text"===i.type?(r=s.childNodes[i.index],s=r.parentNode||s):s=i.id?o.getElementById(i.id):a[i.index],"undefined"==typeof s)return console.error("No Element For",i,t.str),!1;a=Array.prototype.slice.call(s.children)}return s},EPUBJS.EpubCFI.prototype.compare=function(t,e){if("string"==typeof t&&(t=new EPUBJS.EpubCFI(t)),"string"==typeof e&&(e=new EPUBJS.EpubCFI(e)),t.spinePos>e.spinePos)return 1;if(t.spinePos<e.spinePos)return-1;for(var i=0;i<t.steps.length;i++){if(!e.steps[i])return 1;if(t.steps[i].index>e.steps[i].index)return 1;if(t.steps[i].index<e.steps[i].index)return-1}return t.steps.length<e.steps.length?-1:t.characterOffset>e.characterOffset?1:t.characterOffset<e.characterOffset?-1:0},EPUBJS.EpubCFI.prototype.generateCfiFromHref=function(t,e){var i,n,r=EPUBJS.core.uri(t),o=r.path,s=r.fragment,a=e.spineIndexByURL[o],h=new RSVP.defer,c=new EPUBJS.EpubCFI;return"undefined"!=typeof a&&(n=e.spine[a],i=e.loadXml(n.url),i.then(function(t){var e,i=t.getElementById(s);e=c.generateCfiFromElement(i,n.cfiBase),h.resolve(e)})),h.promise},EPUBJS.EpubCFI.prototype.generateCfiFromTextNode=function(t,e,i){var n=t.parentNode,r=this.pathTo(n),o=this.generatePathComponent(r),s=1+2*Array.prototype.indexOf.call(n.childNodes,t);return"epubcfi("+i+"!"+o+"/"+s+":"+(e||0)+")"},EPUBJS.EpubCFI.prototype.generateCfiFromRangeAnchor=function(t,e){var i=t.anchorNode,n=t.anchorOffset;return this.generateCfiFromTextNode(i,n,e)},EPUBJS.EpubCFI.prototype.generateCfiFromRange=function(t,e){var i,n,r,o,s,a,h,c,u,l,p,d;if(i=t.startContainer,3===i.nodeType)n=i.parentNode,a=1+2*EPUBJS.core.indexOfTextNode(i),r=this.pathTo(n);else{if(t.collapsed)return this.generateCfiFromElement(i,e);r=this.pathTo(i)}return o=this.generatePathComponent(r),s=t.startOffset,t.collapsed?"epubcfi("+e+"!"+o+"/"+a+":"+s+")":(h=t.endContainer,3===h.nodeType?(c=h.parentNode,d=1+2*EPUBJS.core.indexOfTextNode(h),u=this.pathTo(c)):u=this.pathTo(h),l=this.generatePathComponent(u),p=t.endOffset,"epubcfi("+e+"!"+o+"/"+a+":"+s+","+l+"/"+d+":"+p+")")},EPUBJS.EpubCFI.prototype.generateXpathFromSteps=function(t){var e=[".","*"];return t.forEach(function(t){var i=t.index+1;e.push(t.id?"*[position()="+i+" and @id='"+t.id+"']":"text"===t.type?"text()["+i+"]":"*["+i+"]")}),e.join("/")},EPUBJS.EpubCFI.prototype.generateRangeFromCfi=function(t,e){var i,n,r,o,s=e||document,a=s.createRange();return"string"==typeof t&&(t=this.parse(t)),-1===t.spinePos?!1:(n=this.generateXpathFromSteps(t.steps),i=t.steps[t.steps.length-1],(r=s.evaluate(n,s,null,XPathResult.FIRST_ORDERED_NODE_TYPE,null).singleNodeValue)?(r&&t.characterOffset>=0?(o=r.length,t.characterOffset<o?(a.setStart(r,t.characterOffset),a.setEnd(r,o)):(console.debug("offset greater than length:",t.characterOffset,o),a.setStart(r,o-1),a.setEnd(r,o))):r&&a.selectNode(r),a):null)
-},EPUBJS.Hook=function(t){this.context=t||this,this.hooks=[]},EPUBJS.Hook.prototype.register=function(t){this.hooks.push(t)},EPUBJS.Hook.prototype.trigger=function(){var t,e=this.hooks.length,i=0,n=new RSVP.defer,r=arguments;return e?(t=this.hooks[i].apply(this.context,r),t.then(function(){return i+=1,e>i?this.hooks[i].apply(this.context,r):void 0}.bind(this))):(t=n.promise,n.resolve()),t},EPUBJS.Infinite=function(t){this.container=t,this.windowHeight=window.innerHeight,this.tick=EPUBJS.core.requestAnimationFrame,this.scrolled=!1,this.ignore=!1,this.tolerance=100,this.prevScrollTop=0,this.prevScrollLeft=0,t&&this.start()},EPUBJS.Infinite.prototype.start=function(){this.container.addEventListener("scroll",function(){this.ignore?this.ignore=!1:this.scrolled=!0}.bind(this)),window.addEventListener("unload",function(){this.ignore=!0}),this.tick.call(window,this.check.bind(this)),this.scrolled=!1},EPUBJS.Infinite.prototype.forwards=function(){this.trigger("forwards")},EPUBJS.Infinite.prototype.backwards=function(){this.trigger("backwards")},EPUBJS.Infinite.prototype.check=function(){this.scrolled&&!this.ignore?(scrollTop=this.container.scrollTop,scrollLeft=this.container.scrollLeft,this.trigger("scroll",{top:scrollTop,left:scrollLeft}),scrollTop-this.prevScrollTop>this.tolerance&&this.forwards(),scrollTop-this.prevScrollTop<-this.tolerance&&this.backwards(),scrollLeft-this.prevScrollLeft>this.tolerance&&this.forwards(),scrollLeft-this.prevScrollLeft<-this.tolerance&&this.backwards(),this.prevScrollTop=scrollTop,this.prevScrollLeft=scrollLeft,this.scrolled=!1):(this.ignore=!1,this.scrolled=!1),this.tick.call(window,this.check.bind(this))},EPUBJS.Infinite.prototype.scrollBy=function(t,e,i){i&&(this.ignore=!0),this.container.scrollLeft+=t,this.container.scrollTop+=e,this.scrolled=!0,this.check()},EPUBJS.Infinite.prototype.scrollTo=function(t,e,i){i&&(this.ignore=!0),this.container.scrollLeft=t,this.container.scrollTop=e,this.scrolled=!0,this.check()},RSVP.EventTarget.mixin(EPUBJS.Infinite.prototype),EPUBJS.Layout=EPUBJS.Layout||{},EPUBJS.Layout.Reflowable=function(t){this.view=t,this.spreadWidth=null},EPUBJS.Layout.Reflowable.prototype.format=function(t,e,i,n){var r=EPUBJS.core.prefixed("columnAxis"),o=EPUBJS.core.prefixed("columnGap"),s=EPUBJS.core.prefixed("columnWidth"),a=EPUBJS.core.prefixed("columnFill"),h=Math.floor(e),c=Math.floor(h/8),u=n>=0?n:c%2===0?c:c-1;return this.documentElement=t,this.spreadWidth=h+u,t.style.overflow="hidden",t.style.width=h+"px",t.style.height=i+"px",t.style[r]="horizontal",t.style[a]="auto",t.style[s]=h+"px",t.style[o]=u+"px",this.colWidth=h,this.gap=u,{pageWidth:this.spreadWidth,pageHeight:i}},EPUBJS.Layout.Reflowable.prototype.calculatePages=function(){var t,e;return this.documentElement.style.width="auto",t=this.documentElement.scrollWidth,e=Math.ceil(t/this.spreadWidth),{displayedPages:e,pageCount:e}},EPUBJS.Layout.ReflowableSpreads=function(t){this.view=t,this.documentElement=t.document.documentElement,this.spreadWidth=null},EPUBJS.Layout.ReflowableSpreads.prototype.format=function(t,e,i){var n=EPUBJS.core.prefixed("columnAxis"),r=EPUBJS.core.prefixed("columnGap"),o=EPUBJS.core.prefixed("columnWidth"),s=EPUBJS.core.prefixed("columnFill"),a=2,h=Math.floor(t),c=h%2===0?h:h-1,u=Math.floor(c/8),l=i>=0?i:u%2===0?u:u-1,p=Math.floor((c-l)/a);return this.spreadWidth=(p+l)*a,this.view.document.documentElement.style.overflow="hidden",this.view.document.body.style.width=c+"px",this.view.document.body.style.height=e+"px",this.view.document.body.style[n]="horizontal",this.view.document.body.style[s]="auto",this.view.document.body.style[r]=l+"px",this.view.document.body.style[o]=p+"px",this.colWidth=p,this.gap=l,this.view.document.body.style.paddingRight=l+"px",{pageWidth:this.spreadWidth,pageHeight:e}},EPUBJS.Layout.ReflowableSpreads.prototype.calculatePages=function(){var t=this.documentElement.scrollWidth,e=Math.ceil(t/this.spreadWidth);return{displayedPages:e,pageCount:2*e}},EPUBJS.Layout.Fixed=function(){this.documentElement=null},EPUBJS.Layout.Fixed=function(t){var e,i,n,r,o=EPUBJS.core.prefixed("columnWidth"),s=t.querySelector("[name=viewport");return this.documentElement=t,s&&s.hasAttribute("content")&&(e=s.getAttribute("content"),i=e.split(","),i[0]&&(n=i[0].replace("width=","")),i[1]&&(r=i[1].replace("height=",""))),t.style.width=n+"px"||"auto",t.style.height=r+"px"||"auto",t.style[o]="auto",t.style.overflow="auto",this.colWidth=n,this.gap=0,{pageWidth:n,pageHeight:r}},EPUBJS.Layout.Fixed.prototype.calculatePages=function(){return{displayedPages:1,pageCount:1}},EPUBJS.Navigation=function(t,e){var i=this,n=new EPUBJS.Parser,r=e||EPUBJS.core.request;this.package=t,this.toc=[],this.tocByHref={},this.tocById={},t.navPath&&(this.navUrl=t.baseUrl+t.navPath,this.nav={},this.nav.load=function(){var t=new RSVP.defer,e=t.promise;return r(i.navUrl,"xml").then(function(e){i.toc=n.nav(e),i.loaded(i.toc),t.resolve(i.toc)}),e}),t.ncxPath&&(this.ncxUrl=t.baseUrl+t.ncxPath,this.ncx={},this.ncx.load=function(){var t=new RSVP.defer,e=t.promise;return r(i.ncxUrl,"xml").then(function(e){i.toc=n.ncx(e),i.loaded(i.toc),t.resolve(i.toc)}),e})},EPUBJS.Navigation.prototype.load=function(t){{var e,i;t||EPUBJS.core.request}return this.nav?e=this.nav.load():this.ncx?e=this.ncx.load():(i=new RSVP.defer,i.resolve([]),e=i.promise),e},EPUBJS.Navigation.prototype.loaded=function(t){for(var e,i=0;i<t.length;i++)e=t[i],this.tocByHref[e.href]=i,this.tocById[e.id]=i},EPUBJS.Navigation.prototype.get=function(t){var e;return t?(0===t.indexOf("#")?e=this.tocById[t.substring(1)]:t in this.tocByHref&&(e=this.tocByHref[t]),this.toc[e]):this.toc},EPUBJS.Paginate=function(t,e){var i=e||{},n={width:600,height:400,forceSingle:!1,minSpreadWidth:800,gap:"auto",layoutOveride:null};this.settings=EPUBJS.core.defaults(i,n),this.renderer=t,this.isForcedSingle=!1,this.initialize()},EPUBJS.Paginate.prototype.determineSpreads=function(t){return this.isForcedSingle||!t||this.width<t?!1:!0},EPUBJS.Paginate.prototype.forceSingle=function(t){this.isForcedSingle=t?!0:!1},EPUBJS.Paginate.prototype.determineLayout=function(t){var e=this.determineSpreads(this.settings.minSpreadWidth),i=e?"ReflowableSpreads":"Reflowable",n=!1;return"pre-paginated"===t.layout&&(i="Fixed",n=!0,e=!1),"reflowable"===t.layout&&"none"===t.spread&&(i="Reflowable",n=!1,e=!1),"reflowable"===t.layout&&"both"===t.spread&&(i="ReflowableSpreads",n=!1,e=!0),this.spreads=e,i},EPUBJS.Paginate.prototype.reconcileLayoutSettings=function(t,e){var i={};for(var n in t)t.hasOwnProperty(n)&&(i[n]=t[n]);return e.forEach(function(t){var e,n,r=t.replace("rendition:",""),o=r.indexOf("-");-1!=o&&(e=r.slice(0,o),n=r.slice(o+1),i[e]=n)}),i},EPUBJS.Paginate.prototype.initialize=function(){this.renderer.hooks.display.register(this.registerLayoutMethod.bind(this)),this.currentPage=0},EPUBJS.Paginate.prototype.registerLayoutMethod=function(t){var e=new RSVP.defer;return this.layoutMethod=this.determineLayout({}),this.layout=new EPUBJS.Layout[this.layoutMethod](t),this.formated=this.layout.format(this.settings.width,this.settings.height,this.settings.gap),t.element.style.paddingRight=this.layout.gap+"px",this.renderer.settings.offset=this.formated.pageWidth,e.resolve(),e.promise},EPUBJS.Paginate.prototype.page=function(){},EPUBJS.Paginate.prototype.next=function(){this.renderer.infinite.scrollBy(this.formated.pageWidth,0)},EPUBJS.Paginate.prototype.prev=function(){this.renderer.infinite.scrollBy(-this.formated.pageWidth,0)},EPUBJS.Paginate.prototype.display=function(t){return this.renderer.display(t)},EPUBJS.Parser=function(){},EPUBJS.Parser.prototype.container=function(t){var e,i,n,r;return t?(e=t.querySelector("rootfile"))?(i=e.getAttribute("full-path"),n=EPUBJS.core.uri(i).directory,r=t.xmlEncoding,{packagePath:i,basePath:n,encoding:r}):void console.error("No RootFile Found"):void console.error("Container File Not Found")},EPUBJS.Parser.prototype.identifier=function(t){var e;return t?(e=t.querySelector("metadata"),e?this.getElementText(e,"identifier"):void console.error("No Metadata Found")):void console.error("Package File Not Found")},EPUBJS.Parser.prototype.packageContents=function(t){var e,i,n,r,o,s,a,h,c,u=this;return t?(e=t.querySelector("metadata"))?(i=t.querySelector("manifest"))?(n=t.querySelector("spine"))?(r=u.manifest(i),o=u.findNavPath(i),s=u.findNcxPath(i),a=u.findCoverPath(i),h=Array.prototype.indexOf.call(n.parentNode.childNodes,n),c=u.spine(n,r),{metadata:u.metadata(e),spine:c,manifest:r,navPath:o,ncxPath:s,coverPath:a,spineNodeIndex:h}):void console.error("No Spine Found"):void console.error("No Manifest Found"):void console.error("No Metadata Found"):void console.error("Package File Not Found")},EPUBJS.Parser.prototype.findNavPath=function(t){var e=t.querySelector("item[properties^='nav']");return e?e.getAttribute("href"):!1},EPUBJS.Parser.prototype.findNcxPath=function(t){var e=t.querySelector("item[media-type='application/x-dtbncx+xml']");return e?e.getAttribute("href"):!1},EPUBJS.Parser.prototype.findCoverPath=function(t){var e=t.querySelector("item[properties='cover-image']");return e?e.getAttribute("href"):!1},EPUBJS.Parser.prototype.metadata=function(t){var e={},i=this;return e.title=i.getElementText(t,"title"),e.creator=i.getElementText(t,"creator"),e.description=i.getElementText(t,"description"),e.pubdate=i.getElementText(t,"date"),e.publisher=i.getElementText(t,"publisher"),e.identifier=i.getElementText(t,"identifier"),e.language=i.getElementText(t,"language"),e.rights=i.getElementText(t,"rights"),e.modified_date=i.querySelectorText(t,"meta[property='dcterms:modified']"),e.layout=i.querySelectorText(t,"meta[property='rendition:layout']"),e.orientation=i.querySelectorText(t,"meta[property='rendition:orientation']"),e.spread=i.querySelectorText(t,"meta[property='rendition:spread']"),e},EPUBJS.Parser.prototype.getElementText=function(t,e){var i,n=t.getElementsByTagNameNS("http://purl.org/dc/elements/1.1/",e);return n&&0!==n.length?(i=n[0],i.childNodes.length?i.childNodes[0].nodeValue:""):""},EPUBJS.Parser.prototype.querySelectorText=function(t,e){var i=t.querySelector(e);return i&&i.childNodes.length?i.childNodes[0].nodeValue:""},EPUBJS.Parser.prototype.manifest=function(t){var e={},i=t.querySelectorAll("item"),n=Array.prototype.slice.call(i);return n.forEach(function(t){var i=t.getAttribute("id"),n=t.getAttribute("href")||"",r=t.getAttribute("media-type")||"",o=t.getAttribute("properties")||"";e[i]={href:n,type:r,properties:o}}),e},EPUBJS.Parser.prototype.spine=function(t){var e=[],i=t.getElementsByTagName("itemref"),n=Array.prototype.slice.call(i);return n.forEach(function(t,i){var n=t.getAttribute("idref"),r=t.getAttribute("properties")||"",o=r.length?r.split(" "):[],s={idref:n,linear:t.getAttribute("linear")||"",properties:o,index:i};e.push(s)}),e},EPUBJS.Parser.prototype.nav=function(t){function e(t){var e=[];return Array.prototype.slice.call(t.childNodes).forEach(function(t){"ol"==t.tagName&&Array.prototype.slice.call(t.childNodes).forEach(function(t){"li"==t.tagName&&e.push(t)})}),e}function i(t){var e=null;return Array.prototype.slice.call(t.childNodes).forEach(function(t){("a"==t.tagName||"span"==t.tagName)&&(e=t)}),e}function n(t){var r=[],o=e(t),s=Array.prototype.slice.call(o),a=s.length;return 0===a?!1:(s.forEach(function(e){var o=e.getAttribute("id")||!1,s=i(e),a=s.getAttribute("href")||"",h=s.textContent||"",c=a.split("#"),u=(c[0],n(e));r.push({id:o,href:a,label:h,subitems:u,parent:t?t.getAttribute("id"):null})}),r)}var r=t.querySelector('nav[*|type="toc"]');return r?n(r):[]},EPUBJS.Parser.prototype.ncx=function(t){function e(i){var n=[],r=t.evaluate("*[local-name()='navPoint']",i,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null),o=r.snapshotLength;if(0===o)return[];for(var s=o-1;s>=0;s--){var a=r.snapshotItem(s),h=a.getAttribute("id")||!1,c=a.querySelector("content"),u=c.getAttribute("src"),l=a.querySelector("navLabel"),p=l.textContent?l.textContent:"",d=u.split("#"),f=(d[0],e(a));n.unshift({id:h,href:u,label:p,subitems:f,parent:i?i.getAttribute("id"):null})}return n}var i=t.querySelector("navMap");return i?e(i):[]},EPUBJS.Queue=function(t){this._q=[],this.context=t,this.tick=EPUBJS.core.requestAnimationFrame,this.running=!1},EPUBJS.Queue.prototype.enqueue=function(t,e,i){var n,r,o;return e&&!e.length&&(e=[e]),"function"==typeof t?(n=new RSVP.defer,r=n.promise,o={task:t,args:e,context:i,deferred:n,promise:r}):o={promise:t},this._q.push(o),o.promise},EPUBJS.Queue.prototype.dequeue=function(){var t,e;return this._q.length?(t=this._q.shift(),e=t.task,e?e.apply(t.context||this.context,t.args).then(function(){t.deferred.resolve.apply(t.context||this.context,arguments)}.bind(this)):t.promise):null},EPUBJS.Queue.prototype.flush=function(){for(;this._q.length;)this.dequeue()},EPUBJS.Queue.prototype.run=function(){!this.running&&this._q.length&&(this.running=!0,this.dequeue().then(function(){this.running=!1}.bind(this))),this.tick.call(window,this.run.bind(this))},EPUBJS.Queue.prototype.clear=function(){this._q=[]},EPUBJS.Queue.prototype.length=function(){return this._q.length},EPUBJS.Task=function(t){return function(){var e=arguments||[];return new RSVP.Promise(function(i){var n=function(t){i(t)};e.push(n),t.apply(this,e)}.bind(this))}},EPUBJS.Renderer=function(t,e){var i=e||{};this.settings={infinite:"undefined"==typeof i.infinite?!0:i.infinite,hidden:"undefined"==typeof i.hidden?!1:i.hidden,axis:i.axis||"vertical",viewsLimit:i.viewsLimit||5,width:"undefined"==typeof i.width?!1:i.width,height:"undefined"==typeof i.height?!1:i.height,overflow:"undefined"==typeof i.overflow?"auto":i.overflow,padding:i.padding||"",offset:400},this.book=t,this.epubcfi=new EPUBJS.EpubCFI,this.layoutSettings={},this._q=EPUBJS.core.queue(this),this.position=1,this.initialize({width:this.settings.width,height:this.settings.height}),this.rendering=!1,this.filling=!1,this.displaying=!1,this.views=[],this.positions=[],this.hooks={},this.hooks.display=new EPUBJS.Hook(this),this.hooks.replacements=new EPUBJS.Hook(this),this.settings.infinite||(this.settings.viewsLimit=1)},EPUBJS.Renderer.prototype.initialize=function(t){{var e=t||{},i=e.height!==!1?e.height:"100%",n=e.width!==!1?e.width:"100%";e.hidden||!1}return e.height&&EPUBJS.core.isNumber(e.height)&&(i=e.height+"px"),e.width&&EPUBJS.core.isNumber(e.width)&&(n=e.width+"px"),this.container=document.createElement("div"),this.settings.infinite&&(this.infinite=new EPUBJS.Infinite(this.container,this.settings.axis),this.infinite.on("scroll",this.checkCurrent.bind(this))),"horizontal"===this.settings.axis&&(this.container.style.whiteSpace="nowrap"),this.container.style.width=n,this.container.style.height=i,this.container.style.overflow=this.settings.overflow,e.hidden?(this.wrapper=document.createElement("div"),this.wrapper.style.visibility="hidden",this.wrapper.style.overflow="hidden",this.wrapper.style.width="0",this.wrapper.style.height="0",this.wrapper.appendChild(this.container),this.wrapper):this.container},EPUBJS.Renderer.prototype.resize=function(t,e){var i=t,n=e,r=window.getComputedStyle(this.container),o={left:parseFloat(r["padding-left"])||0,right:parseFloat(r["padding-right"])||0,top:parseFloat(r["padding-top"])||0,bottom:parseFloat(r["padding-bottom"])||0},s=i-o.left-o.right,a=n-o.top-o.bottom;t||(i=window.innerWidth),e||(n=window.innerHeight),this.trigger("resized",{width:this.width,height:this.height}),this.views.forEach(function(t){"vertical"===this.settings.axis?t.resize(s,0):t.resize(0,a)}.bind(this))},EPUBJS.Renderer.prototype.onResized=function(){var t=this.element.getBoundingClientRect();this.resize(t.width,t.height)},EPUBJS.Renderer.prototype.attachTo=function(t){var e;return EPUBJS.core.isElement(t)?this.element=t:"string"==typeof t&&(this.element=document.getElementById(t)),this.element?(this.element.appendChild(this.container),this.settings.height||this.settings.width||(e=this.element.getBoundingClientRect(),this.resize(e.width,e.height)),this.settings.infinite&&(this.infinite.start(),this.infinite.on("forwards",function(){var t=this.last().section.index+1;!this.rendering&&!this.filling&&!this.displaying&&t<this.book.spine.length&&this.forwards()}.bind(this)),this.infinite.on("backwards",function(){var t=this.first().section.index-1;!this.rendering&&!this.filling&&!this.displaying&&t>0&&this.backwards()}.bind(this))),window.addEventListener("resize",this.onResized.bind(this),!1),this.hooks.replacements.register(this.replacements.bind(this)),void this.hooks.display.register(this.afterDisplay.bind(this))):void console.error("Not an Element")},EPUBJS.Renderer.prototype.clear=function(){this.views.forEach(function(t){t.destroy()}),this.views=[]},EPUBJS.Renderer.prototype.display=function(t){var e=new RSVP.defer,i=e.promise;return"string"==typeof t&&(t=t.split("#")[0]),this.book.opened.then(function(){var i,n=this.book.spine.get(t);this.displaying=!0,n?(this.clear(),i=this.render(n),this.settings.infinite&&i.then(function(){return this.fill.call(this)}.bind(this)),i.then(function(){this.trigger("displayed",n),this.displaying=!1,e.resolve(this)}.bind(this))):e.reject(new Error("No Section Found"))}.bind(this)),i},EPUBJS.Renderer.prototype.render=function(t){var e,i,n=this.container.getBoundingClientRect(),r=window.getComputedStyle(this.container),o={left:parseFloat(r["padding-left"])||0,right:parseFloat(r["padding-right"])||0,top:parseFloat(r["padding-top"])||0,bottom:parseFloat(r["padding-bottom"])||0},s=n.width-o.left-o.right,a=n.height-o.top-o.bottom;return t?(i=new EPUBJS.View(t),"vertical"===this.settings.axis?i.create(s,0):i.create(0,a),this.insert(i,t.index),e=i.render(this.book.request),e.then(function(){return this.hooks.display.trigger(i)}.bind(this)).then(function(){return this.hooks.replacements.trigger(i,this)}.bind(this)).then(function(){return i.expand()}.bind(this)).then(function(){return this.rendering=!1,i.show(),this.trigger("rendered",i.section),i}.bind(this)).catch(function(t){this.trigger("loaderror",t)}.bind(this))):(e=new RSVP.defer,e.reject(new Error("No Section Provided")),e.promise)},EPUBJS.Renderer.prototype.forwards=function(){var t,e,i;return t=this.last().section.index+1,this.rendering||t===this.book.spine.length?(e=new RSVP.defer,e.reject(new Error("Reject Forwards")),e.promise):(this.rendering=!0,i=this.book.spine.get(t),e=this.render(i),e.then(function(){var t=this.first(),e=t.bounds(),i=(this.last().bounds(),this.container.scrollTop),n=this.container.scrollLeft;this.views.length>this.settings.viewsLimit&&this.container.scrollTop-e.height>100&&(this.remove(t),this.settings.infinite&&("vertical"===this.settings.axis?this.infinite.scrollTo(0,i-e.height,!0):this.infinite.scrollTo(n-e.width,!0))),this.rendering=!1}.bind(this)),e)},EPUBJS.Renderer.prototype.backwards=function(){var t,e,i;return t=this.first().section.index-1,this.rendering||0>t?(e=new RSVP.defer,e.reject(new Error("Reject Backwards")),e.promise):(this.rendering=!0,i=this.book.spine.get(t),e=this.render(i),e.then(function(){var t;this.settings.infinite&&("vertical"===this.settings.axis?this.infinite.scrollBy(0,this.first().bounds().height,!0):this.infinite.scrollBy(this.first().bounds().width,0,!0)),this.views.length>this.settings.viewsLimit&&(t=this.last(),this.remove(t),this.container.scrollTop-this.first().bounds().height>100&&this.remove(t)),this.rendering=!1}.bind(this)),e)},EPUBJS.Renderer.prototype.fill=function(){var t=this.first().section.index-1,e=this.forwards();return this.filling=!0,e.then("vertical"===this.settings.axis?this.fillVertical.bind(this):this.fillHorizontal.bind(this)),t>0&&e.then(this.backwards.bind(this)),e.then(function(){this.filling=!1}.bind(this))},EPUBJS.Renderer.prototype.fillVertical=function(){var t=this.container.getBoundingClientRect().height,e=this.last().bounds().bottom,i=new RSVP.defer;return t&&e&&t>e?this.forwards().then(this.fillVertical.bind(this)):(this.rendering=!1,i.resolve(),i.promise)},EPUBJS.Renderer.prototype.fillHorizontal=function(){var t=this.container.getBoundingClientRect().width,e=this.last().bounds().right,i=new RSVP.defer;return t&&e&&t>=e?this.forwards().then(this.fillHorizontal.bind(this)):(this.rendering=!1,i.resolve(),i.promise)},EPUBJS.Renderer.prototype.append=function(t){this.views.push(t),t.appendTo(this.container)},EPUBJS.Renderer.prototype.prepend=function(t){this.views.unshift(t),t.prependTo(this.container)},EPUBJS.Renderer.prototype.insert=function(t,e){this.first()?e-this.first().section.index>=0?this.append(t):e-this.last().section.index<=0&&this.prepend(t):this.append(t)},EPUBJS.Renderer.prototype.remove=function(t){var e=this.views.indexOf(t);t.destroy(),e>-1&&this.views.splice(e,1)},EPUBJS.Renderer.prototype.first=function(){return this.views[0]},EPUBJS.Renderer.prototype.last=function(){return this.views[this.views.length-1]},EPUBJS.Renderer.prototype.replacements=function(t,e){for(var i=new RSVP.defer,n=t.document.querySelectorAll("a[href]"),r=function(t){var i=t.getAttribute("href"),n=new EPUBJS.core.uri(i);n.protocol?t.setAttribute("target","_blank"):0===i.indexOf("#")||(t.onclick=function(){return e.display(i),!1})},o=0;o<n.length;o++)r(n[o]);return i.resolve(),i.promise},EPUBJS.Renderer.prototype.afterDisplay=function(){var t=new RSVP.defer;return t.resolve(),t.promise},EPUBJS.Renderer.prototype.paginate=function(){return this.pagination=new EPUBJS.Paginate(this,{width:this.settings.width,height:this.settings.height}),this.pagination},EPUBJS.Renderer.prototype.checkCurrent=function(){var t,e,i=this.container.getBoundingClientRect(),n=this.views.length-1;if(!this.rendering)if("horizontal"===this.settings.axis);else for(var r=n;r>=0;r--)if(t=this.views[r],e=t.bounds().top,e<i.bottom){if(this.current==t.section)break;this.current=t.section,this.trigger("current",this.current);break}},EPUBJS.Renderer.prototype.bounds=function(){return this.container.getBoundingClientRect()},RSVP.EventTarget.mixin(EPUBJS.Renderer.prototype),EPUBJS.Rendition=function(t,e){this.settings=EPUBJS.core.defaults(e||{},{infinite:!0,hidden:!1,width:!1,height:!1,overflow:"auto",axis:"vertical",offset:500}),this.book=t,this.container=this.initialize({width:this.settings.width,height:this.settings.height}),this.settings.hidden&&(this.wrapper=this.wrap(this.container)),this.views=[],this.hooks={},this.hooks.display=new EPUBJS.Hook(this),this.hooks.replacements=new EPUBJS.Hook(this),this.hooks.replacements.register(EPUBJS.replace.links.bind(this)),this.settings.infinite&&(this.infinite=new EPUBJS.Infinite(this.container),this.infinite.on("scroll",this.check.bind(this))),this.q=new EPUBJS.Queue(this),this.q.enqueue(this.book.opened)},EPUBJS.Rendition.prototype.initialize=function(t){{var e,i=t||{},n=i.height!==!1?i.height:"100%",r=i.width!==!1?i.width:"100%";i.hidden||!1}return i.height&&EPUBJS.core.isNumber(i.height)&&(n=i.height+"px"),i.width&&EPUBJS.core.isNumber(i.width)&&(r=i.width+"px"),e=document.createElement("div"),"horizontal"===this.settings.axis&&(e.style.whiteSpace="nowrap"),e.style.width=r,e.style.height=n,e.style.overflow=this.settings.overflow,e},EPUBJS.Rendition.wrap=function(t){var e=document.createElement("div");return e.style.visibility="hidden",e.style.overflow="hidden",e.style.width="0",e.style.height="0",e.appendChild(t),e},EPUBJS.Rendition.prototype.attachTo=function(t){var e;return EPUBJS.core.isElement(t)?this.element=t:"string"==typeof t&&(this.element=document.getElementById(t)),this.element?(this.settings.height===!1&&(e=this.element.getBoundingClientRect(),this.container.style.height=e.height+"px"),this.settings.width===!1&&(e=e||this.element.getBoundingClientRect(),this.container.style.width=e.width+"px"),this.element.appendChild(this.container),this.attachListeners(),void this.q.run()):void console.error("Not an Element")},EPUBJS.Rendition.prototype.attachListeners=function(){window.addEventListener("resize",this.onResized.bind(this),!1)},EPUBJS.Rendition.prototype.bounds=function(){return this.container.getBoundingClientRect()},EPUBJS.Rendition.prototype.display=function(t){return this.q.enqueue(function(t){var e,i=new RSVP.defer,n=i.promise,r=this.book.spine.get(t);return this.displaying=!0,r?(e=new EPUBJS.View(r),this.fill(e),this.check(),e.displayed.then(function(){this.trigger("displayed",r),this.displaying=!1,i.resolve(this)}.bind(this))):i.reject(new Error("No Section Found")),n},t)},EPUBJS.Rendition.prototype.moveTo=function(){},EPUBJS.Rendition.prototype.render=function(t){return this.rendering=!0,t.create(),this.resizeView(t),t.display(this.book.request).then(function(){return this.hooks.display.trigger(t)}.bind(this)).then(function(){return this.hooks.replacements.trigger(t,this)}.bind(this)).then(function(){return t.expand()}.bind(this)).then(function(){return t.show(),this.trigger("rendered",t.section),this.rendering=!1,this.check(),t}.bind(this)).catch(function(t){this.trigger("loaderror",t)}.bind(this))},EPUBJS.Rendition.prototype.afterDisplayed=function(t){var e,i,n=t.section.next(),r=t.section.prev(),o=this.views.indexOf(t);this.resizeView(t),o+1===this.views.length&&n&&(i=new EPUBJS.View(n),this.append(i)),0===o&&r&&(e=new EPUBJS.View(r),this.prepend(e)),this.removeShownListeners(t)},EPUBJS.Rendition.prototype.afterDisplayedAbove=function(t){var e,i=this.container.scrollTop,n=this.container.scrollLeft;this.afterDisplayed(t),t.countered||(e=t.bounds(),"vertical"===this.settings.axis?this.infinite.scrollTo(0,i+e.height,!0):this.infinite.scrollTo(n+e.width,0,!0),t.countered=!0,this.removeShownListeners(t),this.afterDisplayedAboveHook&&this.afterDisplayedAboveHook(t))},EPUBJS.Rendition.prototype.removeShownListeners=function(t){t.off("shown",this.afterDisplayed),t.off("shown",this.afterDisplayedAbove)},EPUBJS.Rendition.prototype.append=function(t){this.views.push(t),this.container.appendChild(t.element),t.on("shown",this.afterDisplayed.bind(this))},EPUBJS.Rendition.prototype.prepend=function(t){this.views.unshift(t),this.container.insertBefore(t.element,this.container.firstChild),t.on("shown",this.afterDisplayedAbove.bind(this))},EPUBJS.Rendition.prototype.fill=function(t){this.views.length&&this.clear(),this.views.push(t),this.container.appendChild(t.element),t.on("shown",this.afterDisplayed.bind(this))},EPUBJS.Rendition.prototype.insert=function(t,e){this.views.splice(e,0,t),e<this.cotainer.children.length?this.container.insertBefore(t.element,this.container.children[e]):this.container.appendChild(t.element)},EPUBJS.Rendition.prototype.remove=function(t){var e=this.views.indexOf(t);e>-1&&this.views.splice(e,1),this.container.removeChild(t.element),t.shown&&t.destroy(),t=null},EPUBJS.Rendition.prototype.clear=function(){this.views.forEach(function(t){t.destroy()}),this.views=[]},EPUBJS.Rendition.prototype.first=function(){return this.views[0]},EPUBJS.Rendition.prototype.last=function(){return this.views[this.views.length-1]},EPUBJS.Rendition.prototype.each=function(t){return this.views.forEach(t)},EPUBJS.Rendition.prototype.isVisible=function(t,e){var i=t.position(),n=e||this.container.getBoundingClientRect();i.bottom>=n.top-this.settings.offset&&!(i.top>n.bottom)&&i.right>=n.left&&!(i.left>n.right+this.settings.offset)?t.shown||this.rendering||(console.log("render",t.index),this.render(t)):t.shown&&(t.destroy(),console.log("destroy:",t.section.index))},EPUBJS.Rendition.prototype.check=function(){var t=this.container.getBoundingClientRect();this.views.forEach(function(e){this.isVisible(e,t)}.bind(this)),clearTimeout(this.trimTimeout),this.trimTimeout=setTimeout(function(){this.trim()}.bind(this),250)},EPUBJS.Rendition.prototype.trim=function(){for(var t=!0,e=0;e<this.views.length;e++){var i=this.views[e],n=e>0?this.views[e-1].shown:!1,r=e+1<this.views.length?this.views[e+1].shown:!1;i.shown||n||r||this.erase(i,t),r&&(t=!1)}},EPUBJS.Rendition.prototype.erase=function(t,e){var i=this.container.scrollTop,n=this.container.scrollLeft,r=t.bounds();this.remove(t),e&&("vertical"===this.settings.axis?this.infinite.scrollTo(0,i-r.height,!0):(console.log("remove left:",t.section.index),this.infinite.scrollTo(n-r.width,0,!0)))},EPUBJS.Rendition.prototype.resizeView=function(t){var e=this.container.getBoundingClientRect(),i=window.getComputedStyle(this.container),n={left:parseFloat(i["padding-left"])||0,right:parseFloat(i["padding-right"])||0,top:parseFloat(i["padding-top"])||0,bottom:parseFloat(i["padding-bottom"])||0},r=e.width-n.left-n.right,o=e.height-n.top-n.bottom;"vertical"===this.settings.axis?t.resize(r,0):t.resize(0,o)},EPUBJS.Rendition.prototype.resize=function(t,e){var i=t,n=e,r=window.getComputedStyle(this.container),o={left:parseFloat(r["padding-left"])||0,right:parseFloat(r["padding-right"])||0,top:parseFloat(r["padding-top"])||0,bottom:parseFloat(r["padding-bottom"])||0},s=i-o.left-o.right,a=n-o.top-o.bottom;t||(i=window.innerWidth),e||(n=window.innerHeight),this.trigger("resized",{width:this.width,height:this.height}),this.views.forEach(function(t){"vertical"===this.settings.axis?t.resize(s,0):t.resize(0,a)}.bind(this))},EPUBJS.Rendition.prototype.onResized=function(){var t=this.element.getBoundingClientRect();this.resize(t.width,t.height)},EPUBJS.Rendition.prototype.paginate=function(){return this.pagination=new EPUBJS.Paginate(this,{width:this.settings.width,height:this.settings.height}),this.pagination},EPUBJS.Renderer.prototype.checkCurrent=function(){var t,e,i=this.container.getBoundingClientRect(),n=this.views.length-1;if(!this.rendering)if("horizontal"===this.settings.axis);else for(var r=n;r>=0;r--)if(t=this.views[r],e=t.bounds().top,e<i.bottom){if(this.current==t.section)break;this.current=t.section,this.trigger("current",this.current);break}},RSVP.EventTarget.mixin(EPUBJS.Rendition.prototype),EPUBJS.replace={},EPUBJS.replace.links=function(t,e){for(var i=new RSVP.defer,n=t.document.querySelectorAll("a[href]"),r=function(t){var i=t.getAttribute("href"),n=new EPUBJS.core.uri(i);n.protocol?t.setAttribute("target","_blank"):0===i.indexOf("#")||(t.onclick=function(){return e.display(i),!1})},o=0;o<n.length;o++)r(n[o]);return i.resolve(),i.promise},EPUBJS.Section=function(t){this.idref=t.idref,this.linear=t.linear,this.properties=t.properties,this.index=t.index,this.href=t.href,this.url=t.url,this.cfiBase=t.cfiBase,this.next=t.next,this.prev=t.prev,this.hooks={},this.hooks.replacements=new EPUBJS.Hook(this),this.hooks.replacements.register(this.replacements)},EPUBJS.Section.prototype.load=function(t){var e=t||this.request||EPUBJS.core.request,i=new RSVP.defer,n=i.promise;return this.contents?i.resolve(this.contents):e(this.url,"xml").then(function(t){EPUBJS.core.folder(this.url);return this.document=t,this.contents=t.documentElement,this.hooks.replacements.trigger(this.document)}.bind(this)).then(function(){i.resolve(this.contents)}.bind(this)).catch(function(t){i.reject(t)}),n},EPUBJS.Section.prototype.replacements=function(t){var e,i=new RSVP.defer,n=t.createElement("base");return n.setAttribute("href",this.url),t&&(e=t.querySelector("head")),e?(e.insertBefore(n,e.firstChild),i.resolve()):i.reject(new Error("No head to insert into")),i.promise},EPUBJS.Section.prototype.beforeSectionLoad=function(){},EPUBJS.Section.prototype.render=function(t){var e=new RSVP.defer,i=e.promise;return this.load(t).then(function(t){var i=new XMLSerializer,n=i.serializeToString(t);e.resolve(n)}).catch(function(t){e.reject(t)}),i},EPUBJS.Section.prototype.find=function(){},EPUBJS.Spine=function(t){this.request=t,this.spineItems=[],this.spineByHref={},this.spineById={}},EPUBJS.Spine.prototype.load=function(t){this.items=t.spine,this.manifest=t.manifest,this.spineNodeIndex=t.spineNodeIndex,this.baseUrl=t.baseUrl||"",this.length=this.items.length,this.epubcfi=new EPUBJS.EpubCFI,this.items.forEach(function(t,e){var i,n=this.manifest[t.idref];t.cfiBase=this.epubcfi.generateChapterComponent(this.spineNodeIndex,t.index,t.idref),n&&(t.href=n.href,t.url=this.baseUrl+t.href),t.prev=function(){return this.get(e-1)}.bind(this),t.next=function(){return this.get(e+1)}.bind(this),i=new EPUBJS.Section(t),this.append(i)}.bind(this))},EPUBJS.Spine.prototype.get=function(t){var e=0;
-return!t||"number"!=typeof t&&isNaN(t)!==!1?t&&0===t.indexOf("#")?e=this.spineById[t.substring(1)]:t&&(t=t.split("#")[0],e=this.spineByHref[t]):e=t,this.spineItems[e]||null},EPUBJS.Spine.prototype.append=function(t){var e=this.spineItems.length;return t.index=e,this.spineItems.push(t),this.spineByHref[t.href]=e,this.spineById[t.idref]=e,e},EPUBJS.Spine.prototype.prepend=function(t){this.spineItems.unshift(t);return this.spineByHref[t.href]=0,this.spineById[t.idref]=0,this.spineItems.forEach(function(t,e){t.index=e}),0},EPUBJS.Spine.prototype.insert=function(){},EPUBJS.Spine.prototype.remove=function(t){var e=this.spineItems.indexOf(t);return e>-1?(delete this.spineByHref[t.href],delete this.spineById[t.idref],this.spineItems.splice(e,1)):void 0},EPUBJS.View=function(t){this.id="epubjs-view:"+EPUBJS.core.uuid(),this.displaying=new RSVP.defer,this.displayed=this.displaying.promise,this.section=t,this.index=t.index,this.element=document.createElement("div"),this.element.classList.add("epub-view"),this.element.style.display="inline-block",this.element.style.height=0,this.element.style.width=0,this.element.style.overflow="hidden",this.shown=!1,this.rendered=!1,this.observe=!1},EPUBJS.View.prototype.create=function(t,e){return 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i,n,r,o=e||document,s=o.getElementsByTagName("html")[0],a=Array.prototype.slice.call(s.children);if("string"==typeof t&&(t=this.parse(t)),n=t.steps.slice(0),!n.length)return o.getElementsByTagName("body")[0];for(;n&&n.length>0;){if(i=n.shift(),"text"===i.type?(r=s.childNodes[i.index],s=r.parentNode||s):s=i.id?o.getElementById(i.id):a[i.index],"undefined"==typeof s)return console.error("No Element For",i,t.str),!1;a=Array.prototype.slice.call(s.children)}return s},EPUBJS.EpubCFI.prototype.compare=function(t,e){if("string"==typeof t&&(t=new EPUBJS.EpubCFI(t)),"string"==typeof e&&(e=new EPUBJS.EpubCFI(e)),t.spinePos>e.spinePos)return 1;if(t.spinePos<e.spinePos)return-1;for(var i=0;i<t.steps.length;i++){if(!e.steps[i])return 1;if(t.steps[i].index>e.steps[i].index)return 1;if(t.steps[i].index<e.steps[i].index)return-1}return 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r=EPUBJS.core.prefixed("columnAxis"),o=EPUBJS.core.prefixed("columnGap"),s=EPUBJS.core.prefixed("columnWidth"),a=EPUBJS.core.prefixed("columnFill"),h=Math.floor(e),c=Math.floor(h/8),u=n>=0?n:c%2===0?c:c-1;return this.documentElement=t,this.spreadWidth=h+u,t.style.overflow="hidden",t.style.width=h+"px",t.style.height=i+"px",t.style[r]="horizontal",t.style[a]="auto",t.style[s]=h+"px",t.style[o]=u+"px",this.colWidth=h,this.gap=u,{pageWidth:this.spreadWidth,pageHeight:i}},EPUBJS.Layout.Reflowable.prototype.calculatePages=function(){var t,e;return this.documentElement.style.width="auto",t=this.documentElement.scrollWidth,e=Math.ceil(t/this.spreadWidth),{displayedPages:e,pageCount:e}},EPUBJS.Layout.ReflowableSpreads=function(t){this.view=t,this.documentElement=t.document.documentElement,this.spreadWidth=null},EPUBJS.Layout.ReflowableSpreads.prototype.format=function(t,e,i){var n=EPUBJS.core.prefixed("columnAxis"),r=EPUBJS.core.prefixed("columnGap"),o=EPUBJS.core.prefixed("columnWidth"),s=EPUBJS.core.prefixed("columnFill"),a=2,h=Math.floor(t),c=h%2===0?h:h-1,u=Math.floor(c/8),p=i>=0?i:u%2===0?u:u-1,l=Math.floor((c-p)/a);return this.spreadWidth=(l+p)*a,this.view.document.documentElement.style.overflow="hidden",this.view.document.body.style.width=c+"px",this.view.document.body.style.height=e+"px",this.view.document.body.style[n]="horizontal",this.view.document.body.style[s]="auto",this.view.document.body.style[r]=p+"px",this.view.document.body.style[o]=l+"px",this.colWidth=l,this.gap=p,this.view.document.body.style.paddingRight=p+"px",{pageWidth:this.spreadWidth,pageHeight:e}},EPUBJS.Layout.ReflowableSpreads.prototype.calculatePages=function(){var t=this.documentElement.scrollWidth,e=Math.ceil(t/this.spreadWidth);return{displayedPages:e,pageCount:2*e}},EPUBJS.Layout.Fixed=function(){this.documentElement=null},EPUBJS.Layout.Fixed=function(t){var e,i,n,r,o=EPUBJS.core.prefixed("columnWidth"),s=t.querySelector("[name=viewport");return this.documentElement=t,s&&s.hasAttribute("content")&&(e=s.getAttribute("content"),i=e.split(","),i[0]&&(n=i[0].replace("width=","")),i[1]&&(r=i[1].replace("height=",""))),t.style.width=n+"px"||"auto",t.style.height=r+"px"||"auto",t.style[o]="auto",t.style.overflow="auto",this.colWidth=n,this.gap=0,{pageWidth:n,pageHeight:r}},EPUBJS.Layout.Fixed.prototype.calculatePages=function(){return{displayedPages:1,pageCount:1}},EPUBJS.Navigation=function(t,e){var i=this,n=new EPUBJS.Parser,r=e||EPUBJS.core.request;this.package=t,this.toc=[],this.tocByHref={},this.tocById={},t.navPath&&(this.navUrl=t.baseUrl+t.navPath,this.nav={},this.nav.load=function(){var t=new RSVP.defer,e=t.promise;return r(i.navUrl,"xml").then(function(e){i.toc=n.nav(e),i.loaded(i.toc),t.resolve(i.toc)}),e}),t.ncxPath&&(this.ncxUrl=t.baseUrl+t.ncxPath,this.ncx={},this.ncx.load=function(){var t=new RSVP.defer,e=t.promise;return r(i.ncxUrl,"xml").then(function(e){i.toc=n.ncx(e),i.loaded(i.toc),t.resolve(i.toc)}),e})},EPUBJS.Navigation.prototype.load=function(t){{var e,i;t||EPUBJS.core.request}return this.nav?e=this.nav.load():this.ncx?e=this.ncx.load():(i=new RSVP.defer,i.resolve([]),e=i.promise),e},EPUBJS.Navigation.prototype.loaded=function(t){for(var e,i=0;i<t.length;i++)e=t[i],this.tocByHref[e.href]=i,this.tocById[e.id]=i},EPUBJS.Navigation.prototype.get=function(t){var e;return t?(0===t.indexOf("#")?e=this.tocById[t.substring(1)]:t in this.tocByHref&&(e=this.tocByHref[t]),this.toc[e]):this.toc},EPUBJS.Paginate=function(t,e){var i=e||{},n={width:600,height:400,forceSingle:!1,minSpreadWidth:800,gap:"auto",layoutOveride:null};this.settings=EPUBJS.core.defaults(i,n),this.renderer=t,this.isForcedSingle=!1,this.initialize()},EPUBJS.Paginate.prototype.determineSpreads=function(t){return this.isForcedSingle||!t||this.width<t?!1:!0},EPUBJS.Paginate.prototype.forceSingle=function(t){this.isForcedSingle=t?!0:!1},EPUBJS.Paginate.prototype.determineLayout=function(t){var e=this.determineSpreads(this.settings.minSpreadWidth),i=e?"ReflowableSpreads":"Reflowable",n=!1;return"pre-paginated"===t.layout&&(i="Fixed",n=!0,e=!1),"reflowable"===t.layout&&"none"===t.spread&&(i="Reflowable",n=!1,e=!1),"reflowable"===t.layout&&"both"===t.spread&&(i="ReflowableSpreads",n=!1,e=!0),this.spreads=e,i},EPUBJS.Paginate.prototype.reconcileLayoutSettings=function(t,e){var i={};for(var n in t)t.hasOwnProperty(n)&&(i[n]=t[n]);return e.forEach(function(t){var e,n,r=t.replace("rendition:",""),o=r.indexOf("-");-1!=o&&(e=r.slice(0,o),n=r.slice(o+1),i[e]=n)}),i},EPUBJS.Paginate.prototype.initialize=function(){this.renderer.hooks.display.register(this.registerLayoutMethod.bind(this)),this.currentPage=0},EPUBJS.Paginate.prototype.registerLayoutMethod=function(t){var e=new RSVP.defer;return this.layoutMethod=this.determineLayout({}),this.layout=new EPUBJS.Layout[this.layoutMethod](t),this.formated=this.layout.format(this.settings.width,this.settings.height,this.settings.gap),t.element.style.paddingRight=this.layout.gap+"px",this.renderer.settings.offset=this.formated.pageWidth,e.resolve(),e.promise},EPUBJS.Paginate.prototype.page=function(){},EPUBJS.Paginate.prototype.next=function(){this.renderer.infinite.scrollBy(this.formated.pageWidth,0)},EPUBJS.Paginate.prototype.prev=function(){this.renderer.infinite.scrollBy(-this.formated.pageWidth,0)},EPUBJS.Paginate.prototype.display=function(t){return this.renderer.display(t)},EPUBJS.Parser=function(){},EPUBJS.Parser.prototype.container=function(t){var e,i,n,r;return t?(e=t.querySelector("rootfile"))?(i=e.getAttribute("full-path"),n=EPUBJS.core.uri(i).directory,r=t.xmlEncoding,{packagePath:i,basePath:n,encoding:r}):void console.error("No RootFile Found"):void console.error("Container File Not Found")},EPUBJS.Parser.prototype.identifier=function(t){var e;return t?(e=t.querySelector("metadata"),e?this.getElementText(e,"identifier"):void console.error("No Metadata Found")):void console.error("Package File Not Found")},EPUBJS.Parser.prototype.packageContents=function(t){var e,i,n,r,o,s,a,h,c,u=this;return t?(e=t.querySelector("metadata"))?(i=t.querySelector("manifest"))?(n=t.querySelector("spine"))?(r=u.manifest(i),o=u.findNavPath(i),s=u.findNcxPath(i),a=u.findCoverPath(i),h=Array.prototype.indexOf.call(n.parentNode.childNodes,n),c=u.spine(n,r),{metadata:u.metadata(e),spine:c,manifest:r,navPath:o,ncxPath:s,coverPath:a,spineNodeIndex:h}):void console.error("No Spine Found"):void console.error("No Manifest Found"):void console.error("No Metadata Found"):void console.error("Package File Not Found")},EPUBJS.Parser.prototype.findNavPath=function(t){var e=t.querySelector("item[properties^='nav']");return e?e.getAttribute("href"):!1},EPUBJS.Parser.prototype.findNcxPath=function(t){var e=t.querySelector("item[media-type='application/x-dtbncx+xml']");return e?e.getAttribute("href"):!1},EPUBJS.Parser.prototype.findCoverPath=function(t){var e=t.querySelector("item[properties='cover-image']");return e?e.getAttribute("href"):!1},EPUBJS.Parser.prototype.metadata=function(t){var e={},i=this;return e.title=i.getElementText(t,"title"),e.creator=i.getElementText(t,"creator"),e.description=i.getElementText(t,"description"),e.pubdate=i.getElementText(t,"date"),e.publisher=i.getElementText(t,"publisher"),e.identifier=i.getElementText(t,"identifier"),e.language=i.getElementText(t,"language"),e.rights=i.getElementText(t,"rights"),e.modified_date=i.querySelectorText(t,"meta[property='dcterms:modified']"),e.layout=i.querySelectorText(t,"meta[property='rendition:layout']"),e.orientation=i.querySelectorText(t,"meta[property='rendition:orientation']"),e.spread=i.querySelectorText(t,"meta[property='rendition:spread']"),e},EPUBJS.Parser.prototype.getElementText=function(t,e){var i,n=t.getElementsByTagNameNS("http://purl.org/dc/elements/1.1/",e);return n&&0!==n.length?(i=n[0],i.childNodes.length?i.childNodes[0].nodeValue:""):""},EPUBJS.Parser.prototype.querySelectorText=function(t,e){var i=t.querySelector(e);return i&&i.childNodes.length?i.childNodes[0].nodeValue:""},EPUBJS.Parser.prototype.manifest=function(t){var e={},i=t.querySelectorAll("item"),n=Array.prototype.slice.call(i);return n.forEach(function(t){var i=t.getAttribute("id"),n=t.getAttribute("href")||"",r=t.getAttribute("media-type")||"",o=t.getAttribute("properties")||"";e[i]={href:n,type:r,properties:o}}),e},EPUBJS.Parser.prototype.spine=function(t){var e=[],i=t.getElementsByTagName("itemref"),n=Array.prototype.slice.call(i);return n.forEach(function(t,i){var n=t.getAttribute("idref"),r=t.getAttribute("properties")||"",o=r.length?r.split(" "):[],s={idref:n,linear:t.getAttribute("linear")||"",properties:o,index:i};e.push(s)}),e},EPUBJS.Parser.prototype.nav=function(t){function e(t){var e=[];return Array.prototype.slice.call(t.childNodes).forEach(function(t){"ol"==t.tagName&&Array.prototype.slice.call(t.childNodes).forEach(function(t){"li"==t.tagName&&e.push(t)})}),e}function i(t){var e=null;return Array.prototype.slice.call(t.childNodes).forEach(function(t){("a"==t.tagName||"span"==t.tagName)&&(e=t)}),e}function n(t){var r=[],o=e(t),s=Array.prototype.slice.call(o),a=s.length;return 0===a?!1:(s.forEach(function(e){var o=e.getAttribute("id")||!1,s=i(e),a=s.getAttribute("href")||"",h=s.textContent||"",c=a.split("#"),u=(c[0],n(e));r.push({id:o,href:a,label:h,subitems:u,parent:t?t.getAttribute("id"):null})}),r)}var r=t.querySelector('nav[*|type="toc"]');return r?n(r):[]},EPUBJS.Parser.prototype.ncx=function(t){function e(i){var n=[],r=t.evaluate("*[local-name()='navPoint']",i,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null),o=r.snapshotLength;if(0===o)return[];for(var s=o-1;s>=0;s--){var a=r.snapshotItem(s),h=a.getAttribute("id")||!1,c=a.querySelector("content"),u=c.getAttribute("src"),p=a.querySelector("navLabel"),l=p.textContent?p.textContent:"",d=u.split("#"),f=(d[0],e(a));n.unshift({id:h,href:u,label:l,subitems:f,parent:i?i.getAttribute("id"):null})}return n}var i=t.querySelector("navMap");return i?e(i):[]},EPUBJS.Queue=function(t){this._q=[],this.context=t,this.tick=EPUBJS.core.requestAnimationFrame,this.running=!1},EPUBJS.Queue.prototype.enqueue=function(t,e,i){var n,r,o;return e&&!e.length&&(e=[e]),"function"==typeof t?(n=new RSVP.defer,r=n.promise,o={task:t,args:e,context:i,deferred:n,promise:r}):o={promise:t},this._q.push(o),o.promise},EPUBJS.Queue.prototype.dequeue=function(){var t,e;return this._q.length?(t=this._q.shift(),e=t.task,e?e.apply(t.context||this.context,t.args).then(function(){t.deferred.resolve.apply(t.context||this.context,arguments)}.bind(this)):t.promise):null},EPUBJS.Queue.prototype.flush=function(){for(;this._q.length;)this.dequeue()},EPUBJS.Queue.prototype.run=function(){!this.running&&this._q.length&&(this.running=!0,this.dequeue().then(function(){this.running=!1}.bind(this))),this.tick.call(window,this.run.bind(this))},EPUBJS.Queue.prototype.clear=function(){this._q=[]},EPUBJS.Queue.prototype.length=function(){return this._q.length},EPUBJS.Task=function(t){return function(){var e=arguments||[];return new RSVP.Promise(function(i){var n=function(t){i(t)};e.push(n),t.apply(this,e)}.bind(this))}},EPUBJS.Renderer=function(t,e){var i=e||{};this.settings={infinite:"undefined"==typeof i.infinite?!0:i.infinite,hidden:"undefined"==typeof i.hidden?!1:i.hidden,axis:i.axis||"vertical",viewsLimit:i.viewsLimit||5,width:"undefined"==typeof i.width?!1:i.width,height:"undefined"==typeof i.height?!1:i.height,overflow:"undefined"==typeof i.overflow?"auto":i.overflow,padding:i.padding||"",offset:400},this.book=t,this.epubcfi=new EPUBJS.EpubCFI,this.layoutSettings={},this._q=EPUBJS.core.queue(this),this.position=1,this.initialize({width:this.settings.width,height:this.settings.height}),this.rendering=!1,this.filling=!1,this.displaying=!1,this.views=[],this.positions=[],this.hooks={},this.hooks.display=new EPUBJS.Hook(this),this.hooks.replacements=new EPUBJS.Hook(this),this.settings.infinite||(this.settings.viewsLimit=1)},EPUBJS.Renderer.prototype.initialize=function(t){{var e=t||{},i=e.height!==!1?e.height:"100%",n=e.width!==!1?e.width:"100%";e.hidden||!1}return e.height&&EPUBJS.core.isNumber(e.height)&&(i=e.height+"px"),e.width&&EPUBJS.core.isNumber(e.width)&&(n=e.width+"px"),this.container=document.createElement("div"),this.settings.infinite&&(this.infinite=new EPUBJS.Infinite(this.container,this.settings.axis),this.infinite.on("scroll",this.checkCurrent.bind(this))),"horizontal"===this.settings.axis&&(this.container.style.whiteSpace="nowrap"),this.container.style.width=n,this.container.style.height=i,this.container.style.overflow=this.settings.overflow,e.hidden?(this.wrapper=document.createElement("div"),this.wrapper.style.visibility="hidden",this.wrapper.style.overflow="hidden",this.wrapper.style.width="0",this.wrapper.style.height="0",this.wrapper.appendChild(this.container),this.wrapper):this.container},EPUBJS.Renderer.prototype.resize=function(t,e){var i=t,n=e,r=window.getComputedStyle(this.container),o={left:parseFloat(r["padding-left"])||0,right:parseFloat(r["padding-right"])||0,top:parseFloat(r["padding-top"])||0,bottom:parseFloat(r["padding-bottom"])||0},s=i-o.left-o.right,a=n-o.top-o.bottom;t||(i=window.innerWidth),e||(n=window.innerHeight),this.trigger("resized",{width:this.width,height:this.height}),this.views.forEach(function(t){"vertical"===this.settings.axis?t.resize(s,0):t.resize(0,a)}.bind(this))},EPUBJS.Renderer.prototype.onResized=function(){var t=this.element.getBoundingClientRect();this.resize(t.width,t.height)},EPUBJS.Renderer.prototype.attachTo=function(t){var e;return EPUBJS.core.isElement(t)?this.element=t:"string"==typeof t&&(this.element=document.getElementById(t)),this.element?(this.element.appendChild(this.container),this.settings.height||this.settings.width||(e=this.element.getBoundingClientRect(),this.resize(e.width,e.height)),this.settings.infinite&&(this.infinite.start(),this.infinite.on("forwards",function(){var t=this.last().section.index+1;!this.rendering&&!this.filling&&!this.displaying&&t<this.book.spine.length&&this.forwards()}.bind(this)),this.infinite.on("backwards",function(){var t=this.first().section.index-1;!this.rendering&&!this.filling&&!this.displaying&&t>0&&this.backwards()}.bind(this))),window.addEventListener("resize",this.onResized.bind(this),!1),this.hooks.replacements.register(this.replacements.bind(this)),void this.hooks.display.register(this.afterDisplay.bind(this))):void console.error("Not an Element")},EPUBJS.Renderer.prototype.clear=function(){this.views.forEach(function(t){t.destroy()}),this.views=[]},EPUBJS.Renderer.prototype.display=function(t){var e=new RSVP.defer,i=e.promise;return"string"==typeof t&&(t=t.split("#")[0]),this.book.opened.then(function(){var i,n=this.book.spine.get(t);this.displaying=!0,n?(this.clear(),i=this.render(n),this.settings.infinite&&i.then(function(){return this.fill.call(this)}.bind(this)),i.then(function(){this.trigger("displayed",n),this.displaying=!1,e.resolve(this)}.bind(this))):e.reject(new Error("No Section Found"))}.bind(this)),i},EPUBJS.Renderer.prototype.render=function(t){var e,i,n=this.container.getBoundingClientRect(),r=window.getComputedStyle(this.container),o={left:parseFloat(r["padding-left"])||0,right:parseFloat(r["padding-right"])||0,top:parseFloat(r["padding-top"])||0,bottom:parseFloat(r["padding-bottom"])||0},s=n.width-o.left-o.right,a=n.height-o.top-o.bottom;return t?(i=new EPUBJS.View(t),"vertical"===this.settings.axis?i.create(s,0):i.create(0,a),this.insert(i,t.index),e=i.render(this.book.request),e.then(function(){return this.hooks.display.trigger(i)}.bind(this)).then(function(){return this.hooks.replacements.trigger(i,this)}.bind(this)).then(function(){return i.expand()}.bind(this)).then(function(){return this.rendering=!1,i.show(),this.trigger("rendered",i.section),i}.bind(this)).catch(function(t){this.trigger("loaderror",t)}.bind(this))):(e=new RSVP.defer,e.reject(new Error("No Section Provided")),e.promise)},EPUBJS.Renderer.prototype.forwards=function(){var t,e,i;return t=this.last().section.index+1,this.rendering||t===this.book.spine.length?(e=new RSVP.defer,e.reject(new Error("Reject Forwards")),e.promise):(this.rendering=!0,i=this.book.spine.get(t),e=this.render(i),e.then(function(){var t=this.first(),e=t.bounds(),i=(this.last().bounds(),this.container.scrollTop),n=this.container.scrollLeft;this.views.length>this.settings.viewsLimit&&this.container.scrollTop-e.height>100&&(this.remove(t),this.settings.infinite&&("vertical"===this.settings.axis?this.infinite.scrollTo(0,i-e.height,!0):this.infinite.scrollTo(n-e.width,!0))),this.rendering=!1}.bind(this)),e)},EPUBJS.Renderer.prototype.backwards=function(){var t,e,i;return t=this.first().section.index-1,this.rendering||0>t?(e=new RSVP.defer,e.reject(new Error("Reject Backwards")),e.promise):(this.rendering=!0,i=this.book.spine.get(t),e=this.render(i),e.then(function(){var t;this.settings.infinite&&("vertical"===this.settings.axis?this.infinite.scrollBy(0,this.first().bounds().height,!0):this.infinite.scrollBy(this.first().bounds().width,0,!0)),this.views.length>this.settings.viewsLimit&&(t=this.last(),this.remove(t),this.container.scrollTop-this.first().bounds().height>100&&this.remove(t)),this.rendering=!1}.bind(this)),e)},EPUBJS.Renderer.prototype.fill=function(){var t=this.first().section.index-1,e=this.forwards();return this.filling=!0,e.then("vertical"===this.settings.axis?this.fillVertical.bind(this):this.fillHorizontal.bind(this)),t>0&&e.then(this.backwards.bind(this)),e.then(function(){this.filling=!1}.bind(this))},EPUBJS.Renderer.prototype.fillVertical=function(){var t=this.container.getBoundingClientRect().height,e=this.last().bounds().bottom,i=new RSVP.defer;return t&&e&&t>e?this.forwards().then(this.fillVertical.bind(this)):(this.rendering=!1,i.resolve(),i.promise)},EPUBJS.Renderer.prototype.fillHorizontal=function(){var t=this.container.getBoundingClientRect().width,e=this.last().bounds().right,i=new RSVP.defer;return t&&e&&t>=e?this.forwards().then(this.fillHorizontal.bind(this)):(this.rendering=!1,i.resolve(),i.promise)},EPUBJS.Renderer.prototype.append=function(t){this.views.push(t),t.appendTo(this.container)},EPUBJS.Renderer.prototype.prepend=function(t){this.views.unshift(t),t.prependTo(this.container)},EPUBJS.Renderer.prototype.insert=function(t,e){this.first()?e-this.first().section.index>=0?this.append(t):e-this.last().section.index<=0&&this.prepend(t):this.append(t)},EPUBJS.Renderer.prototype.remove=function(t){var e=this.views.indexOf(t);t.destroy(),e>-1&&this.views.splice(e,1)},EPUBJS.Renderer.prototype.first=function(){return this.views[0]},EPUBJS.Renderer.prototype.last=function(){return this.views[this.views.length-1]},EPUBJS.Renderer.prototype.replacements=function(t,e){for(var i=new RSVP.defer,n=t.document.querySelectorAll("a[href]"),r=function(t){var i=t.getAttribute("href"),n=new EPUBJS.core.uri(i);n.protocol?t.setAttribute("target","_blank"):0===i.indexOf("#")||(t.onclick=function(){return e.display(i),!1})},o=0;o<n.length;o++)r(n[o]);return i.resolve(),i.promise},EPUBJS.Renderer.prototype.afterDisplay=function(){var t=new RSVP.defer;return t.resolve(),t.promise},EPUBJS.Renderer.prototype.paginate=function(){return this.pagination=new EPUBJS.Paginate(this,{width:this.settings.width,height:this.settings.height}),this.pagination},EPUBJS.Renderer.prototype.checkCurrent=function(){var t,e,i=this.container.getBoundingClientRect(),n=this.views.length-1;if(!this.rendering)if("horizontal"===this.settings.axis);else for(var r=n;r>=0;r--)if(t=this.views[r],e=t.bounds().top,e<i.bottom){if(this.current==t.section)break;this.current=t.section,this.trigger("current",this.current);break}},EPUBJS.Renderer.prototype.bounds=function(){return this.container.getBoundingClientRect()},RSVP.EventTarget.mixin(EPUBJS.Renderer.prototype),EPUBJS.Rendition=function(t,e){this.settings=EPUBJS.core.defaults(e||{},{infinite:!0,hidden:!1,width:!1,height:!1,overflow:"auto",axis:"vertical",offset:500}),this.book=t,this.container=this.initialize({width:this.settings.width,height:this.settings.height}),this.settings.hidden&&(this.wrapper=this.wrap(this.container)),this.views=[],this.hooks={},this.hooks.display=new EPUBJS.Hook(this),this.hooks.replacements=new EPUBJS.Hook(this),this.hooks.replacements.register(EPUBJS.replace.links.bind(this)),this.settings.infinite&&(this.infinite=new EPUBJS.Infinite(this.container),this.infinite.on("scroll",this.check.bind(this))),this.q=new EPUBJS.Queue(this),this.q.enqueue(this.book.opened)},EPUBJS.Rendition.prototype.initialize=function(t){{var e,i=t||{},n=i.height!==!1?i.height:"100%",r=i.width!==!1?i.width:"100%";i.hidden||!1}return i.height&&EPUBJS.core.isNumber(i.height)&&(n=i.height+"px"),i.width&&EPUBJS.core.isNumber(i.width)&&(r=i.width+"px"),e=document.createElement("div"),"horizontal"===this.settings.axis&&(e.style.whiteSpace="nowrap"),e.style.width=r,e.style.height=n,e.style.overflow=this.settings.overflow,e},EPUBJS.Rendition.wrap=function(t){var e=document.createElement("div");return e.style.visibility="hidden",e.style.overflow="hidden",e.style.width="0",e.style.height="0",e.appendChild(t),e},EPUBJS.Rendition.prototype.attachTo=function(t){var e;return EPUBJS.core.isElement(t)?this.element=t:"string"==typeof t&&(this.element=document.getElementById(t)),this.element?(this.settings.height===!1&&(e=this.element.getBoundingClientRect(),this.container.style.height=e.height+"px"),this.settings.width===!1&&(e=e||this.element.getBoundingClientRect(),this.container.style.width=e.width+"px"),this.element.appendChild(this.container),this.attachListeners(),void this.q.run()):void console.error("Not an Element")},EPUBJS.Rendition.prototype.attachListeners=function(){window.addEventListener("resize",this.onResized.bind(this),!1)},EPUBJS.Rendition.prototype.bounds=function(){return this.container.getBoundingClientRect()},EPUBJS.Rendition.prototype.display=function(t){return this.q.enqueue(function(t){var e,i=new RSVP.defer,n=i.promise,r=this.book.spine.get(t);return this.displaying=!0,r?(e=new EPUBJS.View(r),this.fill(e),this.check(),e.displayed.then(function(){this.trigger("displayed",r),this.displaying=!1,i.resolve(this)}.bind(this))):i.reject(new Error("No Section Found")),n},t)},EPUBJS.Rendition.prototype.moveTo=function(){},EPUBJS.Rendition.prototype.render=function(t){return this.rendering=!0,t.create(),this.resizeView(t),t.display(this.book.request).then(function(){return this.hooks.display.trigger(t)}.bind(this)).then(function(){return this.hooks.replacements.trigger(t,this)}.bind(this)).then(function(){return t.expand()}.bind(this)).then(function(){return t.show(),this.trigger("rendered",t.section),this.rendering=!1,this.check(),t}.bind(this)).catch(function(t){this.trigger("loaderror",t)}.bind(this))},EPUBJS.Rendition.prototype.afterDisplayed=function(t){var e,i,n=t.section.next(),r=t.section.prev(),o=this.views.indexOf(t);this.resizeView(t),o+1===this.views.length&&n&&(i=new EPUBJS.View(n),this.append(i)),0===o&&r&&(e=new EPUBJS.View(r),this.prepend(e)),this.removeShownListeners(t)},EPUBJS.Rendition.prototype.afterDisplayedAbove=function(t){var e=t.bounds();t.countered||("vertical"===this.settings.axis?this.infinite.scrollBy(0,e.height,!0):this.infinite.scrollBy(e.width,0,!0),t.countered=!0,this.afterDisplayed(t),this.afterDisplayedAboveHook&&this.afterDisplayedAboveHook(t))},EPUBJS.Rendition.prototype.removeShownListeners=function(t){t.onShown=function(){}},EPUBJS.Rendition.prototype.append=function(t){this.views.push(t),this.container.appendChild(t.element),t.onShown=this.afterDisplayed.bind(this)},EPUBJS.Rendition.prototype.prepend=function(t){this.views.unshift(t),this.container.insertBefore(t.element,this.container.firstChild),t.onShown=this.afterDisplayedAbove.bind(this)},EPUBJS.Rendition.prototype.fill=function(t){this.views.length&&this.clear(),this.views.push(t),this.container.appendChild(t.element),t.onShown=this.afterDisplayed.bind(this)},EPUBJS.Rendition.prototype.insert=function(t,e){this.views.splice(e,0,t),e<this.cotainer.children.length?this.container.insertBefore(t.element,this.container.children[e]):this.container.appendChild(t.element)},EPUBJS.Rendition.prototype.remove=function(t){var e=this.views.indexOf(t);e>-1&&this.views.splice(e,1),this.container.removeChild(t.element),t.shown&&t.destroy(),t=null},EPUBJS.Rendition.prototype.clear=function(){this.views.forEach(function(t){t.destroy()}),this.views=[]},EPUBJS.Rendition.prototype.first=function(){return this.views[0]},EPUBJS.Rendition.prototype.last=function(){return this.views[this.views.length-1]},EPUBJS.Rendition.prototype.each=function(t){return this.views.forEach(t)},EPUBJS.Rendition.prototype.isVisible=function(t,e){var i=t.position(),n=e||this.container.getBoundingClientRect();i.bottom>=n.top-this.settings.offset&&!(i.top>n.bottom)&&i.right>=n.left&&!(i.left>n.right+this.settings.offset)?t.shown||this.rendering||(console.log("render",t.index),this.render(t)):t.shown&&(t.destroy(),console.log("destroy:",t.section.index))},EPUBJS.Rendition.prototype.check=function(){var t=this.container.getBoundingClientRect();this.views.forEach(function(e){this.isVisible(e,t)}.bind(this)),clearTimeout(this.trimTimeout),this.trimTimeout=setTimeout(function(){this.trim()}.bind(this),250)},EPUBJS.Rendition.prototype.trim=function(){for(var t=!0,e=0;e<this.views.length;e++){var i=this.views[e],n=e>0?this.views[e-1].shown:!1,r=e+1<this.views.length?this.views[e+1].shown:!1;i.shown||n||r||this.erase(i,t),r&&(t=!1)}},EPUBJS.Rendition.prototype.erase=function(t,e){var i=this.container.scrollTop,n=this.container.scrollLeft,r=t.bounds();this.remove(t),e&&("vertical"===this.settings.axis?this.infinite.scrollTo(0,i-r.height,!0):(console.log("remove left:",t.section.index),this.infinite.scrollTo(n-r.width,0,!0)))},EPUBJS.Rendition.prototype.resizeView=function(t){var e=this.container.getBoundingClientRect(),i=window.getComputedStyle(this.container),n={left:parseFloat(i["padding-left"])||0,right:parseFloat(i["padding-right"])||0,top:parseFloat(i["padding-top"])||0,bottom:parseFloat(i["padding-bottom"])||0},r=e.width-n.left-n.right,o=e.height-n.top-n.bottom;"vertical"===this.settings.axis?t.resize(r,0):t.resize(0,o)},EPUBJS.Rendition.prototype.resize=function(t,e){var i=t,n=e,r=window.getComputedStyle(this.container),o={left:parseFloat(r["padding-left"])||0,right:parseFloat(r["padding-right"])||0,top:parseFloat(r["padding-top"])||0,bottom:parseFloat(r["padding-bottom"])||0},s=i-o.left-o.right,a=n-o.top-o.bottom;t||(i=window.innerWidth),e||(n=window.innerHeight),this.trigger("resized",{width:this.width,height:this.height}),this.views.forEach(function(t){"vertical"===this.settings.axis?t.resize(s,0):t.resize(0,a)}.bind(this))},EPUBJS.Rendition.prototype.onResized=function(){var t=this.element.getBoundingClientRect();this.resize(t.width,t.height)},EPUBJS.Rendition.prototype.paginate=function(){return this.pagination=new EPUBJS.Paginate(this,{width:this.settings.width,height:this.settings.height}),this.pagination},EPUBJS.Renderer.prototype.checkCurrent=function(){var t,e,i=this.container.getBoundingClientRect(),n=this.views.length-1;if(!this.rendering)if("horizontal"===this.settings.axis);else for(var r=n;r>=0;r--)if(t=this.views[r],e=t.bounds().top,e<i.bottom){if(this.current==t.section)break;this.current=t.section,this.trigger("current",this.current);break}},RSVP.EventTarget.mixin(EPUBJS.Rendition.prototype),EPUBJS.replace={},EPUBJS.replace.links=function(t,e){for(var i=new RSVP.defer,n=t.document.querySelectorAll("a[href]"),r=function(t){var i=t.getAttribute("href"),n=new EPUBJS.core.uri(i);n.protocol?t.setAttribute("target","_blank"):0===i.indexOf("#")||(t.onclick=function(){return e.display(i),!1})},o=0;o<n.length;o++)r(n[o]);return i.resolve(),i.promise},EPUBJS.Section=function(t){this.idref=t.idref,this.linear=t.linear,this.properties=t.properties,this.index=t.index,this.href=t.href,this.url=t.url,this.cfiBase=t.cfiBase,this.next=t.next,this.prev=t.prev,this.hooks={},this.hooks.replacements=new EPUBJS.Hook(this),this.hooks.replacements.register(this.replacements)},EPUBJS.Section.prototype.load=function(t){var e=t||this.request||EPUBJS.core.request,i=new RSVP.defer,n=i.promise;return this.contents?i.resolve(this.contents):e(this.url,"xml").then(function(t){EPUBJS.core.folder(this.url);return this.document=t,this.contents=t.documentElement,this.hooks.replacements.trigger(this.document)}.bind(this)).then(function(){i.resolve(this.contents)}.bind(this)).catch(function(t){i.reject(t)}),n},EPUBJS.Section.prototype.replacements=function(t){var e,i=new RSVP.defer,n=t.createElement("base");return n.setAttribute("href",this.url),t&&(e=t.querySelector("head")),e?(e.insertBefore(n,e.firstChild),i.resolve()):i.reject(new Error("No head to insert into")),i.promise},EPUBJS.Section.prototype.beforeSectionLoad=function(){},EPUBJS.Section.prototype.render=function(t){var e=new RSVP.defer,i=e.promise;return this.load(t).then(function(t){var i=new XMLSerializer,n=i.serializeToString(t);e.resolve(n)}).catch(function(t){e.reject(t)}),i},EPUBJS.Section.prototype.find=function(){},EPUBJS.Spine=function(t){this.request=t,this.spineItems=[],this.spineByHref={},this.spineById={}},EPUBJS.Spine.prototype.load=function(t){this.items=t.spine,this.manifest=t.manifest,this.spineNodeIndex=t.spineNodeIndex,this.baseUrl=t.baseUrl||"",this.length=this.items.length,this.epubcfi=new EPUBJS.EpubCFI,this.items.forEach(function(t,e){var i,n=this.manifest[t.idref];t.cfiBase=this.epubcfi.generateChapterComponent(this.spineNodeIndex,t.index,t.idref),n&&(t.href=n.href,t.url=this.baseUrl+t.href),t.prev=function(){return this.get(e-1)}.bind(this),t.next=function(){return this.get(e+1)}.bind(this),i=new EPUBJS.Section(t),this.append(i)}.bind(this))},EPUBJS.Spine.prototype.get=function(t){var e=0;return!t||"number"!=typeof t&&isNaN(t)!==!1?t&&0===t.indexOf("#")?e=this.spineById[t.substring(1)]:t&&(t=t.split("#")[0],e=this.spineByHref[t]):e=t,this.spineItems[e]||null
+},EPUBJS.Spine.prototype.append=function(t){var e=this.spineItems.length;return t.index=e,this.spineItems.push(t),this.spineByHref[t.href]=e,this.spineById[t.idref]=e,e},EPUBJS.Spine.prototype.prepend=function(t){this.spineItems.unshift(t);return this.spineByHref[t.href]=0,this.spineById[t.idref]=0,this.spineItems.forEach(function(t,e){t.index=e}),0},EPUBJS.Spine.prototype.insert=function(){},EPUBJS.Spine.prototype.remove=function(t){var e=this.spineItems.indexOf(t);return e>-1?(delete this.spineByHref[t.href],delete this.spineById[t.idref],this.spineItems.splice(e,1)):void 0},EPUBJS.View=function(t){this.id="epubjs-view:"+EPUBJS.core.uuid(),this.displaying=new RSVP.defer,this.displayed=this.displaying.promise,this.section=t,this.index=t.index,this.element=document.createElement("div"),this.element.classList.add("epub-view"),this.element.style.display="inline-block",this.element.style.height=0,this.element.style.width=0,this.element.style.overflow="hidden",this.shown=!1,this.rendered=!1,this.observe=!1},EPUBJS.View.prototype.create=function(t,e){return this.iframe?this.iframe:(this.iframe=document.createElement("iframe"),this.iframe.id=this.id,this.iframe.scrolling="no",this.iframe.seamless="seamless",this.iframe.style.border="none",this.resizing=!0,(t||e)&&this.resize(t,e),this.element.appendChild(this.iframe),this.rendered=!0,this.iframe)},EPUBJS.View.prototype.resize=function(t,e){t&&(this.iframe&&(this.iframe.style.width=t+"px"),this.shown&&(this.element.style.width=e+"px")),e&&(this.iframe&&(this.iframe.style.height=e+"px"),this.shown&&(this.element.style.height=e+"px")),this.resizing||(this.resizing=!0,this.iframe&&this.expand())},EPUBJS.View.prototype.resized=function(){this.resizing?this.resizing=!1:this.iframe},EPUBJS.View.prototype.display=function(t){return this.shown=!0,this.section.render(t).then(function(t){return this.load(t)}.bind(this)).then(this.afterLoad.bind(this)).then(this.displaying.resolve.call(this))},EPUBJS.View.prototype.load=function(t){var e=new RSVP.defer,i=e.promise;return this.document=this.iframe.contentDocument,this.document?(this.iframe.addEventListener("load",function(){this.window=this.iframe.contentWindow,this.document=this.iframe.contentDocument,e.resolve(this)}.bind(this)),this.document.open(),this.document.write(t),this.document.close(),i):(e.reject(new Error("No Document Available")),i)},EPUBJS.View.prototype.afterLoad=function(){this.iframe.style.display="inline-block",this.document.body.style.margin="0",this.document.body.style.display="inline-block",this.document.documentElement.style.width="auto",setTimeout(function(){this.window.addEventListener("resize",this.resized.bind(this),!1)}.bind(this),10),"loading"===this.document.fonts.status&&(this.document.fonts.onloading=function(){this.expand()}.bind(this)),this.observe&&(this.observer=this.observe(this.document.body))},EPUBJS.View.prototype.expand=function(t,e,i){var n,r,o,s=t||new RSVP.defer,a=s.promise,h=10,c=e||1,u=10*e;return this.resizing=!0,n=this.document.body.getBoundingClientRect(),!n||0===n.height&&0===n.width?(console.error("View not shown"),a):(o=n.height,r=this.document.documentElement.scrollWidth,console.log("expand",c,this.index,o,r),h>=c&&(this.width!=r||this.height!=o)?setTimeout(function(){c+=1,i&&i(this),this.expand(s,c,i)}.bind(this),u):s.resolve(),this.width=r,this.height=o,this.resize(r,o),a)},EPUBJS.View.prototype.observe=function(t){var e=this,i=new MutationObserver(function(){e.expand()}),n={attributes:!0,childList:!0,characterData:!0,subtree:!0};return i.observe(t,n),i},EPUBJS.View.prototype.show=function(){this.style=window.getComputedStyle(this.element),this.paddingTopBottom=parseInt(this.style.paddingTop)+parseInt(this.style.paddingBottom)||0,this.paddingLeftRight=parseInt(this.style.paddingLeft)+parseInt(this.style.paddingRight)||0,this.marginTopBottom=parseInt(this.style.marginTop)+parseInt(this.style.marginBottom)||0,this.marginLeftRight=parseInt(this.style.marginLeft)+parseInt(this.style.marginRight)||0,this.borderTopBottom=parseInt(this.style.borderTop)+parseInt(this.style.borderBottom)||0,this.borderLeftRight=parseInt(this.style.borderLeft)+parseInt(this.style.borderRight)||0,this.element.style.width=this.width+"px",this.element.style.height=this.height+"px",this.onShown(this),this.trigger("shown",this),this.shown=!0},EPUBJS.View.prototype.hide=function(){this.trigger("hidden")},EPUBJS.View.prototype.position=function(){return this.element.getBoundingClientRect()},EPUBJS.View.prototype.onShown=function(){},EPUBJS.View.prototype.bounds=function(){return{height:this.height+this.paddingTopBottom+this.marginTopBottom+this.borderTopBottom,width:this.width+this.paddingLeftRight+this.marginLeftRight+this.borderLeftRight}},EPUBJS.View.prototype.destroy=function(){this.iframe&&(this.element.removeChild(this.iframe),this.shown=!1,this.iframe=null)},RSVP.EventTarget.mixin(EPUBJS.View.prototype),EPUBJS.ViewManager=function(t){this.views=[],this.container=t},EPUBJS.ViewManager.prototype.append=function(t){this.views.push(t),this.container.appendChild(t.element())},EPUBJS.ViewManager.prototype.prepend=function(t){this.views.unshift(t),this.container.insertBefore(t.element(),this.container.firstChild)},EPUBJS.ViewManager.prototype.insert=function(t,e){this.views.splice(e,0,t),e<this.cotainer.children.length?this.container.insertBefore(t.element(),this.container.children[e]):this.container.appendChild(t.element())},EPUBJS.Renderer.prototype.add=function(t){var e=(t.section,-1);0===this.views.length||t.index>this.last().index?(this.append(t),e=this.views.length):t.index<this.first().index?(this.prepend(t),e=0):(e=EPUBJS.core.locationOf(t,this.views,function(){return a.index>b.index?1:a.index<b.index?-1:0}),this.insert(t,e))},EPUBJS.ViewManager.prototype.remove=function(t){var e=this.views.indexOf(t);t.destroy(),e>-1&&this.views.splice(e,1)},EPUBJS.ViewManager.prototype.clear=function(){this.views.forEach(function(t){t.destroy()}),this.views=[]},EPUBJS.ViewManager.prototype.first=function(){return this.views[0]},EPUBJS.ViewManager.prototype.last=function(){return this.views[this.views.length-1]},EPUBJS.ViewManager.prototype.map=function(t){return this.views.map(t)};
\ No newline at end of file
diff --git a/lib/epubjs/infinite.js b/lib/epubjs/infinite.js
index 68e17f6..4c4f89d 100644
--- a/lib/epubjs/infinite.js
+++ b/lib/epubjs/infinite.js
@@ -22,6 +22,10 @@ EPUBJS.Infinite.prototype.start = function() {
   var firstScroll = true;
 
   this.container.addEventListener("scroll", function(e){
+    
+    // this.top = this.container.scrollTop;
+    // this.left = this.container.scrollLeft;
+    
     if(!this.ignore) {
       this.scrolled = true;
     } else {
diff --git a/lib/epubjs/rendition.js b/lib/epubjs/rendition.js
index 3a9e5d5..66eff29 100644
--- a/lib/epubjs/rendition.js
+++ b/lib/epubjs/rendition.js
@@ -282,25 +282,31 @@ EPUBJS.Rendition.prototype.afterDisplayed = function(currView){
 
 EPUBJS.Rendition.prototype.afterDisplayedAbove = function(currView){
 
-	var bounds, style, marginTopBottom, marginLeftRight;
-	var prevTop = this.container.scrollTop;
-	var prevLeft = this.container.scrollLeft;
-
-	this.afterDisplayed(currView);
+	var bounds = currView.bounds(); //, style, marginTopBottom, marginLeftRight;
+	// var prevTop = this.container.scrollTop;
+	// var prevLeft = this.container.scrollLeft;
 
 	if(currView.countered) return;
 
-	bounds = currView.bounds();
+	// bounds = currView.bounds();
 
 	if(this.settings.axis === "vertical") {
-		this.infinite.scrollTo(0, prevTop + bounds.height, true)
+		this.infinite.scrollBy(0, bounds.height, true);
 	} else {
-		this.infinite.scrollTo(prevLeft + bounds.width, 0, true);
+		this.infinite.scrollBy(bounds.width, 0, true);
 	}
-
+	// if(this.settings.axis === "vertical") {
+	// 	currView.countered = bounds.height - (currView.countered || 0);
+	// 	this.infinite.scrollTo(0, prevTop + bounds.height, true)
+	// } else {
+	// 	currView.countered = bounds.width - (currView.countered || 0);
+	// 	this.infinite.scrollTo(prevLeft + bounds.width, 0, true);
+	// }
 	currView.countered = true;
 
-	this.removeShownListeners(currView);
+	// this.removeShownListeners(currView);
+
+	this.afterDisplayed(currView);
 
 	if(this.afterDisplayedAboveHook) this.afterDisplayedAboveHook(currView);
 
@@ -309,8 +315,9 @@ EPUBJS.Rendition.prototype.afterDisplayedAbove = function(currView){
 // Remove Previous Listeners if present
 EPUBJS.Rendition.prototype.removeShownListeners = function(view){
 
-	view.off("shown", this.afterDisplayed);
-	view.off("shown", this.afterDisplayedAbove);
+	// view.off("shown", this.afterDisplayed);
+	// view.off("shown", this.afterDisplayedAbove);
+	view.onShown = function(){};
 
 };
 
@@ -320,7 +327,8 @@ EPUBJS.Rendition.prototype.append = function(view){
 	this.container.appendChild(view.element);
 
 
-	view.on("shown", this.afterDisplayed.bind(this));
+	// view.on("shown", this.afterDisplayed.bind(this));
+	view.onShown = this.afterDisplayed.bind(this);
 	// this.resizeView(view);
 };
 
@@ -329,7 +337,8 @@ EPUBJS.Rendition.prototype.prepend = function(view){
 	// view.prependTo(this.container);
 	this.container.insertBefore(view.element, this.container.firstChild);
 	
-	view.on("shown", this.afterDisplayedAbove.bind(this));
+	view.onShown = this.afterDisplayedAbove.bind(this);
+	// view.on("shown", this.afterDisplayedAbove.bind(this));
 
 	// this.resizeView(view);
 	
@@ -345,7 +354,8 @@ EPUBJS.Rendition.prototype.fill = function(view){
 
 	this.container.appendChild(view.element);
 
-	view.on("shown", this.afterDisplayed.bind(this));
+	// view.on("shown", this.afterDisplayed.bind(this));
+	view.onShown = this.afterDisplayed.bind(this);
 
 };
 
diff --git a/lib/epubjs/view.js b/lib/epubjs/view.js
index ccba4b8..42f19af 100644
--- a/lib/epubjs/view.js
+++ b/lib/epubjs/view.js
@@ -12,7 +12,8 @@ EPUBJS.View = function(section) {
   this.element.style.height = 0;
   this.element.style.width = 0;
   this.element.style.overflow = "hidden";
-
+  
+  
   this.shown = false;
   this.rendered = false;
 
@@ -38,8 +39,8 @@ EPUBJS.View.prototype.create = function(width, height) {
     this.resize(width, height);
   }
 
-  this.iframe.style.display = "none";
-  this.iframe.style.visibility = "hidden";
+  // this.iframe.style.display = "none";
+  // this.iframe.style.visibility = "hidden";
   
   this.element.appendChild(this.iframe);
   this.rendered = true;
@@ -47,18 +48,23 @@ EPUBJS.View.prototype.create = function(width, height) {
   return this.iframe;
 };
 
+// TODO: minimize resizes
 EPUBJS.View.prototype.resize = function(width, height) {
 
   if(width){
     if(this.iframe) {
       this.iframe.style.width = width + "px";
-      this.element.style.width = width + "px";
+    }
+    if(this.shown) {
+      this.element.style.width = height + "px";
     }
   }
 
   if(height){
     if(this.iframe) {
       this.iframe.style.height = height + "px";
+    }
+    if(this.shown) {
       this.element.style.height = height + "px";
     }
   }
@@ -144,7 +150,7 @@ EPUBJS.View.prototype.afterLoad = function() {
   // Wait for fonts to load to finish
   if(this.document.fonts.status === "loading") {
     this.document.fonts.onloading = function(){
-      // this.expand();
+      this.expand();
     }.bind(this);
   }
 
@@ -154,7 +160,7 @@ EPUBJS.View.prototype.afterLoad = function() {
 
 };
 
-EPUBJS.View.prototype.expand = function(_defer, _count) {
+EPUBJS.View.prototype.expand = function(_defer, _count, _func) {
   var bounds;
   var width, height;
   var expanding = _defer || new RSVP.defer();
@@ -165,8 +171,6 @@ EPUBJS.View.prototype.expand = function(_defer, _count) {
   var count = _count || 1;
   var TIMEOUT = 10 * _count;
 
-  // console.log("expand", count, this.index)
-
   // Flag Changes
   this.resizing = true;
 
@@ -185,11 +189,15 @@ EPUBJS.View.prototype.expand = function(_defer, _count) {
   height = bounds.height; //this.document.documentElement.scrollHeight; //window.getComputedStyle?
 
   width = this.document.documentElement.scrollWidth;
+  console.log("expand", count, this.index, height, width)
 
   if(count <= MAX && (this.width != width || this.height != height)) {
     setTimeout(function(){
       count += 1;
-      this.expand(expanding, count);
+      if(_func){
+        _func(this);
+      }
+      this.expand(expanding, count, _func);
     }.bind(this), TIMEOUT);
 
   } else {
@@ -238,12 +246,22 @@ EPUBJS.View.prototype.observe = function(target) {
 
 EPUBJS.View.prototype.show = function() {
   // this.iframe.style.display = "block";
+  
+  this.style = window.getComputedStyle(this.element);
+  this.paddingTopBottom = parseInt(this.style.paddingTop) +  parseInt(this.style.paddingBottom) || 0;
+  this.paddingLeftRight = parseInt(this.style.paddingLeft) +  parseInt(this.style.paddingRight) || 0;
+  this.marginTopBottom = parseInt(this.style.marginTop) +  parseInt(this.style.marginBottom) || 0;
+  this.marginLeftRight = parseInt(this.style.marginLeft) +  parseInt(this.style.marginRight) || 0;
+  this.borderTopBottom = parseInt(this.style.borderTop) + parseInt(this.style.borderBottom) || 0;
+  this.borderLeftRight = parseInt(this.style.borderLeft) + parseInt(this.style.borderRight) || 0;
+  
   this.element.style.width = this.width + "px";
   this.element.style.height = this.height + "px";
 
-  this.iframe.style.display = "inline-block";
-  this.iframe.style.visibility = "visible";
+  // this.iframe.style.display = "inline-block";
+  // this.iframe.style.visibility = "visible";
   
+  this.onShown(this);
   this.trigger("shown", this);
 
   this.shown = true;
@@ -251,8 +269,8 @@ EPUBJS.View.prototype.show = function() {
 };
 
 EPUBJS.View.prototype.hide = function() {
-  this.iframe.style.display = "none";
-  this.iframe.style.visibility = "hidden";
+  // this.iframe.style.display = "none";
+  // this.iframe.style.visibility = "hidden";
   this.trigger("hidden");
 };
 
@@ -260,17 +278,19 @@ EPUBJS.View.prototype.position = function() {
   return this.element.getBoundingClientRect();
 };
 
-EPUBJS.View.prototype.bounds = function() {
-  var bounds = this.element.getBoundingClientRect();
-  var style = window.getComputedStyle(this.element);
-  var marginTopBottom = parseInt(style.marginTop) +  parseInt(style.marginBottom) || 0;
-  var marginLeftRight = parseInt(style.marginLeft) +  parseInt(style.marginLeft) || 0;
-  var borderTopBottom = parseInt(style.borderTop) + parseInt(style.borderBottom) || 0;
-  var borderLeftRight = parseInt(style.borderLeft) + parseInt(style.borderRight) || 0;
+EPUBJS.View.prototype.onShown = function(view) {
+  // Stub, override with a custom functions
+};
 
+EPUBJS.View.prototype.bounds = function() {
+  // var bounds = this.element.getBoundingClientRect();
+  // var bounds = {
+  //   width: this.element.offsetWidth,
+  //   height: this.element.offsetHeight
+  // };
   return {
-    height: bounds.height + marginTopBottom + borderTopBottom,
-    width: bounds.width + marginLeftRight + borderLeftRight
+    height: this.height + this.paddingTopBottom + this.marginTopBottom + this.borderTopBottom,
+    width: this.width + this.paddingLeftRight + this.marginLeftRight + this.borderLeftRight
   }
 };
 
diff --git a/package.json b/package.json
index 13b9c3d..c1c132c 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,6 @@
     "gulp-rename": "^1.2.0",
     "gulp-uglify": "^0.3.1",
     "gulp-util": "^3.0.0",
-    "gulp-webserver": "^0.9.0",
     "morgan": "^1.1.1",
     "optimist": "^0.6.1",
     "portfinder": "^0.2.1",