/**
 * jquery.bookblock.min.js v2.0.1
 * http://www.codrops.com
 *
 * Licensed under the MIT license.
 * http://www.opensource.org/licenses/mit-license.php
 * 
 * Copyright 2013, Codrops
 * http://www.codrops.com
 */
(function(f,g,d){var c=f(g),e=g.Modernizr;e.addTest("csstransformspreserve3d",function(){var l=e.prefixed("transformStyle");var k="preserve-3d";var j;if(!l){return false}l=l.replace(/([A-Z])/g,function(n,m){return"-"+m.toLowerCase()}).replace(/^ms-/,"-ms-");e.testStyles("#modernizr{"+l+":"+k+";}",function(m,n){j=g.getComputedStyle?getComputedStyle(m,null).getPropertyValue(l):""});return(j===k)});var a=f.event,b,i;b=a.special.debouncedresize={setup:function(){f(this).on("resize",b.handler)},teardown:function(){f(this).off("resize",b.handler)},handler:function(n,j){var m=this,l=arguments,k=function(){n.type="debouncedresize";a.dispatch.apply(m,l)};if(i){clearTimeout(i)}j?k():i=setTimeout(k,b.threshold)},threshold:150};f.BookBlock=function(j,k){this.$el=f(k);this._init(j)};f.BookBlock.defaults={orientation:"vertical",direction:"ltr",speed:1000,easing:"ease-in-out",shadows:true,shadowSides:0.2,shadowFlip:0.1,circular:false,nextEl:"",prevEl:"",autoplay:false,interval:3000,onEndFlip:function(j,l,k){return false},onBeforeFlip:function(j){return false}};f.BookBlock.prototype={_init:function(j){this.options=f.extend(true,{},f.BookBlock.defaults,j);this.$el.addClass("bb-"+this.options.orientation);this.$items=this.$el.children(".bb-item").hide();this.itemsCount=this.$items.length;this.current=0;this.previous=-1;this.$current=this.$items.eq(this.current).show();this.elWidth=this.$el.width();var k={WebkitTransition:"webkitTransitionEnd",MozTransition:"transitionend",OTransition:"oTransitionEnd",msTransition:"MSTransitionEnd",transition:"transitionend"};this.transEndEventName=k[e.prefixed("transition")]+".bookblock";this.support=e.csstransitions&&e.csstransforms3d&&e.csstransformspreserve3d;this._initEvents();if(this.options.autoplay){this.options.circular=true;this._startSlideshow()}},_initEvents:function(){var j=this;if(this.options.nextEl!==""){f(this.options.nextEl).on("click.bookblock touchstart.bookblock",function(){j._action("next");return false})}if(this.options.prevEl!==""){f(this.options.prevEl).on("click.bookblock touchstart.bookblock",function(){j._action("prev");return false})}c.on("debouncedresize",function(){j.elWidth=j.$el.width()})},_action:function(j,k){this._stopSlideshow();this._navigate(j,k)},_navigate:function(j,k){if(this.isAnimating){return false}this.options.onBeforeFlip(this.current);this.isAnimating=true;this.$current=this.$items.eq(this.current);if(k!==d){this.current=k}else{if(j==="next"&&this.options.direction==="ltr"||j==="prev"&&this.options.direction==="rtl"){if(!this.options.circular&&this.current===this.itemsCount-1){this.end=true}else{this.previous=this.current;this.current=this.current<this.itemsCount-1?this.current+1:0}}else{if(j==="prev"&&this.options.direction==="ltr"||j==="next"&&this.options.direction==="rtl"){if(!this.options.circular&&this.current===0){this.end=true}else{this.previous=this.current;this.current=this.current>0?this.current-1:this.itemsCount-1}}}}this.$nextItem=!this.options.circular&&this.end?this.$current:this.$items.eq(this.current);if(!this.support){this._layoutNoSupport(j)}else{this._layout(j)}},_layoutNoSupport:function(k){this.$items.hide();this.$nextItem.show();this.end=false;this.isAnimating=false;var j=k==="next"&&this.current===this.itemsCount-1||k==="prev"&&this.current===0;this.options.onEndFlip(this.previous,this.current,j)},_layout:function(l){var v=this,u=this._addSide("left",l),o=this._addSide("middle",l),j=this._addSide("right",l),r=u.find("div.bb-overlay"),t=o.find("div.bb-flipoverlay:first"),w=o.find("div.bb-flipoverlay:last"),s=j.find("div.bb-overlay"),k=this.end?400:this.options.speed;this.$items.hide();this.$el.prepend(u,o,j);o.css({transitionDuration:k+"ms",transitionTimingFunction:this.options.easing}).on(this.transEndEventName,function(y){if(f(y.target).hasClass("bb-page")){v.$el.children(".bb-page").remove();v.$nextItem.show();v.end=false;v.isAnimating=false;var x=l==="next"&&v.current===v.itemsCount-1||l==="prev"&&v.current===0;v.options.onEndFlip(v.previous,v.current,x)}});if(l==="prev"){o.addClass("bb-flip-initial")}if(this.options.shadows&&!this.end){var n=(l==="next")?{transition:"opacity "+this.options.speed/2+"ms linear "+this.options.speed/2+"ms"}:{transition:"opacity "+this.options.speed/2+"ms linear",opacity:this.options.shadowSides},q=(l==="next")?{transition:"opacity "+this.options.speed/2+"ms linear"}:{transition:"opacity "+this.options.speed/2+"ms linear "+this.options.speed/2+"ms",opacity:this.options.shadowFlip},m=(l==="next")?{transition:"opacity "+this.options.speed/2+"ms linear "+this.options.speed/2+"ms",opacity:this.options.shadowFlip}:{transition:"opacity "+this.options.speed/2+"ms linear"},p=(l==="next")?{transition:"opacity "+this.options.speed/2+"ms linear",opacity:this.options.shadowSides}:{transition:"opacity "+this.options.speed/2+"ms linear "+this.options.speed/2+"ms"};t.css(q);w.css(m);r.css(n);s.css(p)}setTimeout(function(){o.addClass(v.end?"bb-flip-"+l+"-end":"bb-flip-"+l);if(v.options.shadows&&!v.end){t.css({opacity:l==="next"?v.options.shadowFlip:0});w.css({opacity:l==="next"?0:v.options.shadowFlip});r.css({opacity:l==="next"?v.options.shadowSides:0});s.css({opacity:l==="next"?0:v.options.shadowSides})}},25)},_addSide:function(l,k){var j;switch(l){case"left":j=f('<div class="bb-page"><div class="bb-back"><div class="bb-outer"><div class="bb-content"><div class="bb-inner">'+(k==="next"?this.$current.html():this.$nextItem.html())+'</div></div><div class="bb-overlay"></div></div></div></div>').css("z-index",102);break;case"middle":j=f('<div class="bb-page"><div class="bb-front"><div class="bb-outer"><div class="bb-content"><div class="bb-inner">'+(k==="next"?this.$current.html():this.$nextItem.html())+'</div></div><div class="bb-flipoverlay"></div></div></div><div class="bb-back"><div class="bb-outer"><div class="bb-content" style="width:'+this.elWidth+'px"><div class="bb-inner">'+(k==="next"?this.$nextItem.html():this.$current.html())+'</div></div><div class="bb-flipoverlay"></div></div></div></div>').css("z-index",103);break;case"right":j=f('<div class="bb-page"><div class="bb-front"><div class="bb-outer"><div class="bb-content"><div class="bb-inner">'+(k==="next"?this.$nextItem.html():this.$current.html())+'</div></div><div class="bb-overlay"></div></div></div></div>').css("z-index",101);break}return j},_startSlideshow:function(){var j=this;this.slideshow=setTimeout(function(){j._navigate("next");if(j.options.autoplay){j._startSlideshow()}},this.options.interval)},_stopSlideshow:function(){if(this.options.autoplay){clearTimeout(this.slideshow);this.options.autoplay=false}},next:function(){this._action(this.options.direction==="ltr"?"next":"prev")},prev:function(){this._action(this.options.direction==="ltr"?"prev":"next")},jump:function(k){k-=1;if(k===this.current||k>=this.itemsCount||k<0){return false}var j;if(this.options.direction==="ltr"){j=k>this.current?"next":"prev"}else{j=k>this.current?"prev":"next"}this._action(j,k)},last:function(){this.jump(this.itemsCount)},first:function(){this.jump(1)},isActive:function(){return this.isAnimating},update:function(){var j=this.$items.eq(this.current);this.$items=this.$el.children(".bb-item");this.itemsCount=this.$items.length;this.current=j.index()},destroy:function(){if(this.options.autoplay){this._stopSlideshow()}this.$el.removeClass("bb-"+this.options.orientation);this.$items.show();if(this.options.nextEl!==""){f(this.options.nextEl).off(".bookblock")}if(this.options.prevEl!==""){f(this.options.prevEl).off(".bookblock")}c.off("debouncedresize")}};var h=function(j){if(g.console){g.console.error(j)}};f.fn.bookblock=function(k){if(typeof k==="string"){var j=Array.prototype.slice.call(arguments,1);this.each(function(){var l=f.data(this,"bookblock");if(!l){h("cannot call methods on bookblock prior to initialization; attempted to call method '"+k+"'");return}if(!f.isFunction(l[k])||k.charAt(0)==="_"){h("no such method '"+k+"' for bookblock instance");return}l[k].apply(l,j)})}else{this.each(function(){var l=f.data(this,"bookblock");if(l){l._init()}else{l=f.data(this,"bookblock",new f.BookBlock(k,this))}})}return this}})(jQuery,window);