Fix Inner nav. doesnt work if slide is the last.

shower.js

@@ -73,20 +73,15 @@ window.shower = window.shower || (function(window, document, undefined) {
 
             if (slide.isFinished()) {
                 timer = setInterval(function() {
-                        console.log('fin');
                         clearInterval(timer);
-                        if ( ! slide.isLast()) {
                         shower.next();
-                        }
                     },
                     slide.timing * (slide.innerLength || 1));
             } else {
                 timer = setInterval(function() {
                         if (slide.isFinished()) {
                             clearInterval(timer);
-                            if ( ! slide.isLast()) {
                                 shower.next();
-                            }
                         } else {
                             slide.next(shower);
                         }
@@ -131,11 +126,9 @@ window.shower = window.shower || (function(window, document, undefined) {
                 slide = this;
 
             if ( ! slide.hasInnerNavigation || slide.isFinished()) {
-                if ( ! slide.isLast()) {
                 shower.next();
                 return false;
             }
-            }
 
             if ( ! slide.isFinished()) {
                 nextSteps = document.getElementById(slide.id).querySelectorAll('.next:not(.active)');
@@ -395,11 +388,6 @@ window.shower = window.shower || (function(window, document, undefined) {
             ret = false,
             slide;
 
-        // If don't exist next slide
-        if (! nextSlide) {
-            return ret;
-        }
-
         slide = shower.slideList[currentSlideNumber];
 
         if (shower.isSlideMode()) {