/*!
* reveal.js 2.2 (2013-01-16, 12:46)
* http://lab.hakim.se/reveal-js
* MIT licensed
*
* Copyright (C) 2011-2012 Hakim El Hattab, http://hakim.se
*/
var Reveal=function(){"use strict";function w(e){if(!p&&!h){document.body.setAttribute("class","no-transforms");return}window.addEventListener("load",B,!1),L(i,e),S(),x()}function E(){c.theme=document.querySelector("#theme"),c.wrapper=document.querySelector(".reveal"),c.slides=document.querySelector(".reveal .slides");if(!c.wrapper.querySelector(".progress")&&i.progress){var e=document.createElement("div");e.classList.add("progress"),e.innerHTML="",c.wrapper.appendChild(e)}if(!c.wrapper.querySelector(".controls")&&i.controls){var t=document.createElement("aside");t.classList.add("controls"),t.innerHTML='
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i=!!e.parentNode.nodeName.match(/section/gi),s=i?e.parentNode:e,a=A(document.querySelectorAll(t));n=Math.max(a.indexOf(s),0),i&&(r=Math.max(A(e.parentNode.querySelectorAll("section")).indexOf(e),0))}return{h:n,v:r}}function nt(){if(document.querySelector(n+".present")){var e=document.querySelectorAll(n+".present .fragment:not(.visible)");if(e.length)return e[0].classList.add("visible"),P("fragmentshown",{fragment:e[0]}),!0}else{var r=document.querySelectorAll(t+".present .fragment:not(.visible)");if(r.length)return r[0].classList.add("visible"),P("fragmentshown",{fragment:r[0]}),!0}return!1}function rt(){if(document.querySelector(n+".present")){var e=document.querySelectorAll(n+".present .fragment.visible");if(e.length)return e[e.length-1].classList.remove("visible"),P("fragmenthidden",{fragment:e[e.length-1]}),!0}else{var r=document.querySelectorAll(t+".present .fragment.visible");if(r.length)return r[r.length-1].classList.remove("visible"),P("fragmenthidden",{fragment:r[r.length-1]}),!0}return!1}function it(){clearTimeout(v),s&&(v=setTimeout(lt,s))}function st(){(Y().left&&U()||rt()===!1)&&J(o-1)}function ot(){(Y().right&&U()||nt()===!1)&&J(o+1)}function ut(){(Y().up&&U()||rt()===!1)&&J(o,u-1)}function at(){(Y().down&&U()||nt()===!1)&&J(o,u+1)}function ft(){if(rt()===!1)if(Y().up)ut();else{var e=document.querySelector(t+".past:nth-child("+o+")");e&&(u=e.querySelectorAll("section").length+1||undefined,o--,J())}}function lt(){nt()===!1&&(Y().down?at():ot()),it()}function ct(e){var t=document.activeElement,n=!(!document.activeElement||!document.activeElement.type&&!document.activeElement.href&&document.activeElement.contentEditable==="inherit");if(n||e.shiftKey||e.altKey||e.ctrlKey||e.metaKey)return;var r=!0;switch(e.keyCode){case 80:case 33:ft();break;case 78:case 34:lt();break;case 72:case 37:st();break;case 76:case 39:ot();break;case 75:case 38:ut();break;case 74:case 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document.body.style||"MozPerspective"in document.body.style||"msPerspective"in document.body.style||"OPerspective"in document.body.style||"perspective"in document.body.style,p="WebkitTransform"in document.body.style||"MozTransform"in document.body.style||"msTransform"in document.body.style||"OTransform"in document.body.style||"transform"in document.body.style,d=0,v=0,m=0,g=0,y=0,b={startX:0,startY:0,startSpan:0,startCount:0,handled:!1,threshold:80};return{initialize:w,slide:J,left:st,right:ot,up:ut,down:at,prev:ft,next:lt,prevFragment:rt,nextFragment:nt,navigateTo:J,navigateLeft:st,navigateRight:ot,navigateUp:ut,navigateDown:at,navigatePrev:ft,navigateNext:lt,toggleOverview:R,addEventListeners:C,removeEventListeners:k,getIndices:tt,getPreviousSlide:function(){return a},getCurrentSlide:function(){return f},getQueryHash:function(){var e={};return location.search.replace(/[A-Z0-9]+?=(\w*)/gi,function(t){e[t.split("=").shift()]=t.split("=").pop()}),e},addEventListener:function(e,t,n){"addEventListener"in window&&(c.wrapper||document.querySelector(".reveal")).addEventListener(e,t,n)},removeEventListener:function(e,t,n){"addEventListener"in window&&(c.wrapper||document.querySelector(".reveal")).removeEventListener(e,t,n)}}}();