diff --git a/shower.min.js b/shower.min.js
index 9dd2caf..ef7b186 100644
--- a/shower.min.js
+++ b/shower.min.js
@@ -3,4 +3,4 @@
  * @copyright 2010–2013 Vadim Makeev, pepelsbey.net
  * @license MIT license: github.com/shower/shower/wiki/MIT-License
  */
-window.shower=window.shower||function(e,t,r){var i={},n=e.location,s=t.body,o=[],a=[],l=[],u,d=!!(e.history&&history.pushState);i._getData=function(e,t){return e.dataset?e.dataset[t]:e.getAttribute("data-"+t)};i.init=function(e,r){e=e||".slide";r=r||"div.progress div";o=t.querySelectorAll(e);a=t.querySelector(r);l=[];for(var n=0;n<o.length;n++){if(!o[n].id){o[n].id=n+1}l.push({id:o[n].id,hasInnerNavigation:null!==o[n].querySelector(".next"),hasTiming:i._getData(o[n],"timing")&&i._getData(o[n],"timing").indexOf(":")!==-1})}return i};i._getTransform=function(){var t=Math.max(s.clientWidth/e.innerWidth,s.clientHeight/e.innerHeight);return"scale("+1/t+")"};i._applyTransform=function(e){s.style.WebkitTransform=e;s.style.MozTransform=e;s.style.msTransform=e;s.style.OTransform=e;s.style.transform=e;return true};i._isNumber=function(e){return!isNaN(parseFloat(e))&&isFinite(e)};i._normalizeSlideNumber=function(e){if(!i._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}if(e<0){e=0}if(e>=l.length){e=l.length-1}return e};i._getSlideIdByEl=function(e){while("BODY"!==e.nodeName&&"HTML"!==e.nodeName){if(e.classList.contains("slide")){return e.id}else{e=e.parentNode}}return""};i._checkInteractiveElement=function(e){return"A"===e.target.nodeName};i.getSlideNumber=function(e){var t=l.length-1,r;if(e===""){r=0}for(;t>=0;--t){if(e===l[t].id){r=t;break}}return r};i.go=function(e,t){if(!i._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}n.hash=i.getSlideHash(e);i.updateProgress(e);i.updateActiveAndVisitedSlides(e);if(i.isSlideMode()){i.showPresenterNotes(e);i.runInnerNavigation(e)}if(typeof t==="function"){t()}return e};i.next=function(e){var t=i.getCurrentSlideNumber(),r=false;if((-1===t||!l[t].hasInnerNavigation||!i.increaseInnerNavigation(t))&&t+2<=l.length){i.go(t+1);r=t+2}if(i.isSlideMode()){i.runInnerNavigation(t+1)}if(typeof e==="function"){e()}return r};i.previous=function(e){var t=i.getCurrentSlideNumber(),r=false;if(t>0){r=t;i.go(t-1);if(typeof e==="function"){e()}}return r};i.first=function(e){if(typeof e==="function"){e()}return i.go(0)};i.last=function(e){if(typeof e==="function"){e()}return i.go(l.length-1)};i.enterSlideMode=function(e){var t=i.getCurrentSlideNumber();s.classList.remove("list");s.classList.add("full");if(i.isListMode()&&d){history.pushState(null,null,n.pathname+"?full"+i.getSlideHash(t))}i._applyTransform(i._getTransform());if(typeof e==="function"){e()}return true};i.enterListMode=function(e){s.classList.remove("full");s.classList.add("list");i.clearPresenterNotes();if(i.isListMode()){return false}var t=i.getCurrentSlideNumber();clearTimeout(u);if(i.isSlideMode()&&d){history.pushState(null,null,n.pathname+i.getSlideHash(t))}i.scrollToSlide(t);i._applyTransform("none");if(typeof e==="function"){e()}return true};i.toggleMode=function(e){if(i.isListMode()){i.enterSlideMode()}else{i.enterListMode()}if(typeof e==="function"){e()}return true};i.getCurrentSlideNumber=function(){var e=l.length-1,t=n.hash.substr(1);for(;e>=0;--e){if(t===l[e].id){return e}}return-1};i.scrollToSlide=function(r){var n,s=false;if(!i._isNumber(r)){throw new Error("Gimme slide number as Number, baby!")}if(i.isSlideMode()){throw new Error("You can't scroll to because you in slide mode. Please, switch to list mode.")}if(-1===r){return s}if(l[r]){n=t.getElementById(l[r].id);e.scrollTo(0,n.offsetTop);s=true}else{throw new Error("There is no slide with number "+r)}return s};i.isListMode=function(){return d?!/^full.*/.test(n.search.substr(1)):s.classList.contains("list")};i.isSlideMode=function(){return d?/^full.*/.test(n.search.substr(1)):s.classList.contains("full")};i.updateProgress=function(e){if(null===a){return false}if(!i._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}a.style.width=(100/(l.length-1)*i._normalizeSlideNumber(e)).toFixed(2)+"%";return true};i.updateActiveAndVisitedSlides=function(e){var r,n,s=l.length;e=i._normalizeSlideNumber(e);if(!i._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}for(r=0;r<s;++r){n=t.getElementById(l[r].id);if(r<e){n.classList.remove("active");n.classList.add("visited")}else if(r>e){n.classList.remove("visited");n.classList.remove("active")}else{n.classList.remove("visited");n.classList.add("active")}}return true};i.clearPresenterNotes=function(){if(e.console&&e.console.clear){console.clear()}};i.showPresenterNotes=function(r){i.clearPresenterNotes();if(e.console){r=i._normalizeSlideNumber(r);var n=l[r].id,s=l[r+1]?l[r+1].id:null,o=t.getElementById(n).querySelector("footer");if(o&&o.innerHTML){console.info(o.innerHTML.replace(/\n\s+/g,"\n"))}if(s){var a=t.getElementById(s).querySelector("h2");if(a){a=a.innerHTML.replace(/^\s+|<[^>]+>/g,"");console.info("NEXT: "+a)}}}};i.getSlideHash=function(e){if(!i._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}e=i._normalizeSlideNumber(e);return"#"+l[e].id};i.runInnerNavigation=function(e){if(!i._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}e=i._normalizeSlideNumber(e);clearTimeout(u);if(l[e].hasTiming){var r=i._getData(t.getElementById(l[e].id),"timing").split(":");r=parseInt(r[0],10)*60*1e3+parseInt(r[1],10)*1e3;u=setTimeout(function(){i.next()},r)}return true};i.increaseInnerNavigation=function(e){var r,n;if(!i._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}if(l[e].hasInnerNavigation){r=t.getElementById(l[e].id).querySelectorAll(".next:not(.active)");if(0!==r.length){n=r[0];n.classList.add("active");return true}}return false};e.addEventListener("DOMContentLoaded",function(){if(s.classList.contains("full")||i.isSlideMode()){i.go(i.getCurrentSlideNumber());i.enterSlideMode()}},false);e.addEventListener("popstate",function(){if(i.isListMode()){i.enterListMode()}else{i.enterSlideMode()}},false);e.addEventListener("resize",function(){if(i.isSlideMode()){i._applyTransform(i._getTransform())}},false);t.addEventListener("keydown",function(e){if(e.altKey||e.ctrlKey||e.metaKey){return}var t=i.getCurrentSlideNumber(),r=true;switch(e.which){case 116:e.preventDefault();if(i.isListMode()){var n=e.shiftKey?t:0;i.go(n);i.enterSlideMode();i.showPresenterNotes(n)}else{i.enterListMode()}break;case 13:if(i.isListMode()&&-1!==t){e.preventDefault();i.enterSlideMode();i.showPresenterNotes(t);i.runInnerNavigation(t)}break;case 27:if(i.isSlideMode()){e.preventDefault();i.enterListMode()}break;case 33:case 38:case 37:case 72:case 75:e.preventDefault();i.previous();break;case 34:case 40:case 39:case 76:case 74:e.preventDefault();i.next();break;case 36:e.preventDefault();i.first();break;case 35:e.preventDefault();i.last();break;case 9:case 32:e.preventDefault();i[e.shiftKey?"previous":"next"]();break;default:}},false);i.init();t.addEventListener("click",function(e){var t=i.getSlideNumber(i._getSlideIdByEl(e.target));if(i.isListMode()&&i._getSlideIdByEl(e.target)){i.go(t);i.enterSlideMode();i.showPresenterNotes(t)}},false);t.addEventListener("touchstart",function(t){if(i._getSlideIdByEl(t.target)){if(i.isSlideMode()&&!i._checkInteractiveElement(t)){var r=t.touches[0].pageX;if(r>e.innerWidth/2){i.next()}else{i.previous()}}if(i.isListMode()){i.go(i.getSlideNumber(i._getSlideIdByEl(t.target)));i.enterSlideMode()}}},false);t.addEventListener("touchmove",function(e){if(i.isSlideMode()){e.preventDefault()}},false);return i}(this,this.document);
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+window.shower=window.shower||function(e,t,i){var r={},n=e.location,s=t.body,l=[],o=[],a,u=!!(e.history&&e.history.pushState);function d(e){for(var t in e){if(e.hasOwnProperty(t)){this[t]=e[t]}}}d.prototype={getSlideNumber:function(){return this.number},isLast:function(){return r.slideList.length===this.number+1},isFinished:function(){return this.innerComplete>=this.innerLength},process:function(e){if(this.timing){this.initTimer(e);return this}this.next(e);return this},initTimer:function(e){var t=this;if(!t.timing){return false}t.stopTimer();if(t.isFinished()){a=setInterval(function(){t.stopTimer();e.next()},t.timing*(t.innerLength||1))}else{a=setInterval(function(){if(t.isFinished()){t.stopTimer();e.next()}else{t.next(e)}},t.timing)}return this},stopTimer:function(){if(a){clearInterval(a);a=false}return this},prev:function(e){var i,r=this;if(!r.hasInnerNavigation||r.isFinished()||r.innerComplete===0){e.prev();return false}i=t.getElementById(r.id).querySelectorAll(".next.active");if(!i||i.length<1){return false}if(r.innerComplete>0){r.innerComplete--;i[i.length-1].classList.remove("active")}else{e.prev()}return this},next:function(e){var i,r=this;if(!r.hasInnerNavigation||r.isFinished()){e.next();return false}if(!r.isFinished()){i=t.getElementById(r.id).querySelectorAll(".next:not(.active)");i[0].classList.add("active");r.innerComplete++}return this}};r._getData=function(e,t){return e.dataset?e.dataset[t]:e.getAttribute("data-"+t)};r.slideList=[];r.init=function(e,n){var s;e=e||".slide";n=n||"div.progress div";l=t.querySelectorAll(e);o=t.querySelector(n);for(var a=0;a<l.length;a++){if(!l[a].id){l[a].id=a+1}s=r._getData(l[a],"timing");if(s&&s.indexOf(":")!==-1){s=s.split(":");s=(parseInt(s[0],10)*60+parseInt(s[1],10))*1e3;if(l[a].querySelector(".next")){s=s/(l[a].querySelectorAll(".next").length+1)}}r.slideList.push(new d({id:l[a].id,number:a,hasInnerNavigation:null!==l[a].querySelector(".next"),timing:parseInt(s,10)||i,innerLength:l[a].querySelectorAll(".next").length,innerComplete:0}))}return r};r._getTransform=function(){var t=Math.max(s.clientWidth/e.innerWidth,s.clientHeight/e.innerHeight);return"scale("+1/t+")"};r._applyTransform=function(e){["WebkitTransform","MozTransform","msTransform","OTransform","transform"].forEach(function(t){s.style[t]=e});return true};r._isNumber=function(e){return!isNaN(parseFloat(e))&&isFinite(e)};r._normalizeSlideNumber=function(e){if(!r._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}if(e<0){e=0}if(e>=r.slideList.length){e=r.slideList.length-1}return e};r._getSlideIdByEl=function(e){while("BODY"!==e.nodeName&&"HTML"!==e.nodeName){if(e.classList.contains("slide")){return e.id}else{e=e.parentNode}}return""};r._checkInteractiveElement=function(e){return"A"===e.target.nodeName};r.getSlideNumber=function(e){var t=r.slideList.length-1,i;if(e===""){i=0}for(;t>=0;--t){if(e===r.slideList[t].id){i=t;break}}return i};r.go=function(e,t){var i;if(!r._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}if(!r.slideList[e]){return false}n.hash=r.getSlideHash(e);r.updateProgress(e);r.updateActiveAndVisitedSlides(e);if(r.isSlideMode()){r.showPresenterNotes(e);i=r.slideList[e];if(i.timing){i.initTimer(r)}}if(typeof t==="function"){t()}return e};r.next=function(e){var t=r.getCurrentSlideNumber(),i=r.slideList[t+1];if(!i){return false}r.go(t+1);if(typeof e==="function"){e()}return this};r._turnNextSlide=function(e){var t=r.getCurrentSlideNumber(),i=r.slideList[t];if(r.isSlideMode()){i.stopTimer();i.next(r)}else{r.go(t+1)}if(typeof e==="function"){e()}return};r.prev=r.previous=function(e){var t=r.getCurrentSlideNumber();if(t<1){return false}r.go(t-1);if(typeof e==="function"){e()}return true};r._turnPreviousSlide=function(e){var t=r.getCurrentSlideNumber(),i=r.slideList[t];i.stopTimer();if(r.isSlideMode()){i.prev(r)}else{r.go(t-1)}if(typeof e==="function"){e()}return true};r.first=function(e){var t=r.slideList[r.getCurrentSlideNumber()];t.timing&&t.stopTimer();r.go(0);if(typeof e==="function"){e()}};r.last=function(e){var t=r.slideList[r.getCurrentSlideNumber()];t.timing&&t.stopTimer();r.go(r.slideList.length-1);if(typeof e==="function"){e()}};r.enterSlideMode=function(e){var t=r.getCurrentSlideNumber();s.classList.remove("list");s.classList.add("full");if(r.isListMode()&&u){history.pushState(null,null,n.pathname+"?full"+r.getSlideHash(t))}r._applyTransform(r._getTransform());if(typeof e==="function"){e()}return true};r.enterListMode=function(e){var t;s.classList.remove("full");s.classList.add("list");r.clearPresenterNotes();if(r.isListMode()){return false}t=r.getCurrentSlideNumber();r.slideList[t].stopTimer();if(r.isSlideMode()&&u){history.pushState(null,null,n.pathname+r.getSlideHash(t))}r.scrollToSlide(t);r._applyTransform("none");if(typeof e==="function"){e()}return true};r.toggleMode=function(e){if(r.isListMode()){r.enterSlideMode()}else{r.enterListMode()}if(typeof e==="function"){e()}return true};r.getCurrentSlideNumber=function(){var e=r.slideList.length-1,t=n.hash.substr(1);for(;e>=0;--e){if(t===r.slideList[e].id){return e}}return-1};r.scrollToSlide=function(i){var n,s=false;if(!r._isNumber(i)){throw new Error("Gimme slide number as Number, baby!")}if(r.isSlideMode()){throw new Error("You can't scroll to because you in slide mode. Please, switch to list mode.")}if(-1===i){return s}if(r.slideList[i]){n=t.getElementById(r.slideList[i].id);e.scrollTo(0,n.offsetTop);s=true}else{throw new Error("There is no slide with number "+i)}return s};r.isListMode=function(){return u?!/^full.*/.test(n.search.substr(1)):s.classList.contains("list")};r.isSlideMode=function(){return u?/^full.*/.test(n.search.substr(1)):s.classList.contains("full")};r.updateProgress=function(e){if(null===o){return false}if(!r._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}o.style.width=(100/(r.slideList.length-1)*r._normalizeSlideNumber(e)).toFixed(2)+"%";return true};r.updateActiveAndVisitedSlides=function(e){var i,n,s=r.slideList.length;e=r._normalizeSlideNumber(e);if(!r._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}for(i=0;i<s;++i){n=t.getElementById(r.slideList[i].id);if(i<e){n.classList.remove("active");n.classList.add("visited")}else if(i>e){n.classList.remove("visited");n.classList.remove("active")}else{n.classList.remove("visited");n.classList.add("active")}}return true};r.clearPresenterNotes=function(){if(e.console&&e.console.clear){console.clear()}};r.showPresenterNotes=function(i){r.clearPresenterNotes();if(e.console){i=r._normalizeSlideNumber(i);var n=r.slideList[i].id,s=r.slideList[i+1]?r.slideList[i+1].id:null,l=t.getElementById(n).querySelector("footer");if(l&&l.innerHTML){console.info(l.innerHTML.replace(/\n\s+/g,"\n"))}if(s){var o=t.getElementById(s).querySelector("h2");if(o){o=o.innerHTML.replace(/^\s+|<[^>]+>/g,"");console.info("NEXT: "+o)}}}};r.getSlideHash=function(e){if(!r._isNumber(e)){throw new Error("Gimme slide number as Number, baby!")}e=r._normalizeSlideNumber(e);return"#"+r.slideList[e].id};e.addEventListener("DOMContentLoaded",function(){if(s.classList.contains("full")||r.isSlideMode()){r.go(r.getCurrentSlideNumber());r.enterSlideMode()}},false);e.addEventListener("popstate",function(){if(r.isListMode()){r.enterListMode()}else{r.enterSlideMode()}},false);e.addEventListener("resize",function(){if(r.isSlideMode()){r._applyTransform(r._getTransform())}},false);t.addEventListener("keydown",function(e){var t,i;if(e.altKey||e.ctrlKey||e.metaKey){return}t=r.getCurrentSlideNumber();i=r.slideList[t];switch(e.which){case 116:e.preventDefault();if(r.isListMode()){var n=e.shiftKey?t:0,i;r.go(n);r.enterSlideMode();r.showPresenterNotes(n);i=r.slideList[t];i.timing&&i.initTimer(r)}else{r.enterListMode()}break;case 13:if(r.isListMode()&&-1!==t){e.preventDefault();r.enterSlideMode();r.showPresenterNotes(t);if(i.timing){i.initTimer(r)}}break;case 27:if(r.isSlideMode()){e.preventDefault();r.enterListMode()}break;case 33:case 38:case 37:case 72:case 75:e.preventDefault();r._turnPreviousSlide();break;case 34:case 40:case 39:case 76:case 74:e.preventDefault();r._turnNextSlide();break;case 36:e.preventDefault();r.first();break;case 35:e.preventDefault();r.last();break;case 9:case 32:e.preventDefault();r[e.shiftKey?"_turnPreviousSlide":"_turnNextSlide"]();break;default:}},false);r.init();t.addEventListener("click",function(e){var t=r.getSlideNumber(r._getSlideIdByEl(e.target)),i;if(r.isListMode()&&r._getSlideIdByEl(e.target)){r.go(t);r.enterSlideMode();r.showPresenterNotes(t);i=r.slideList[t];if(i.timing){i.initTimer(r)}}},false);t.addEventListener("touchstart",function(t){var i=r.getSlideNumber(r._getSlideIdByEl(t.target)),n,s;if(r._getSlideIdByEl(t.target)){if(r.isSlideMode()&&!r._checkInteractiveElement(t)){s=t.touches[0].pageX;if(s>e.innerWidth/2){r.next()}else{r.previous()}}if(r.isListMode()){r.go(r.getSlideNumber(r._getSlideIdByEl(t.target)));r.enterSlideMode();r.showPresenterNotes(i);n=r.slideList[i];if(n.timing){n.initTimer(r)}}}},false);t.addEventListener("touchmove",function(e){if(r.isSlideMode()){e.preventDefault()}},false);return r}(this,this.document);
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