Formatting

diff --git a/js/reveal.js b/js/reveal.js
index 5baacfb02503e1e55bc507121a0b64c5287cdd1b..b6210b1ec2bf587c3440076e4c8202cdbf7bd4a5 100644 (file)
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -193,24 +193,24 @@ var Reveal = (function(){
                dom.slides = document.querySelector( '.reveal .slides' );
 
                // Background element
-               dom.background = createSingletonNode(dom.wrapper, 'div', 'backgrounds', null);
+               dom.background = createSingletonNode( dom.wrapper, 'div', 'backgrounds', null );
 
                // Progress bar
-               dom.progress = createSingletonNode(dom.wrapper, 'div', 'progress', '<span></span>');
-               dom.progressbar = dom.progress.querySelector('span');
+               dom.progress = createSingletonNode( dom.wrapper, 'div', 'progress', '<span></span>' );
+               dom.progressbar = dom.progress.querySelector( 'span' );
 
                // Arrow controls
-               createSingletonNode(dom.wrapper, 'aside', 'controls',
+               createSingletonNode( dom.wrapper, 'aside', 'controls',
                        '<div class="navigate-left"></div>' +
                        '<div class="navigate-right"></div>' +
                        '<div class="navigate-up"></div>' +
-                       '<div class="navigate-down"></div>');
+                       '<div class="navigate-down"></div>' );
 
                // State background element [DEPRECATED]
-               createSingletonNode(dom.wrapper, 'div', 'state-background', null);
+               createSingletonNode( dom.wrapper, 'div', 'state-background', null );
 
                // Overlay graphic which is displayed during the paused mode
-               createSingletonNode(dom.wrapper, 'div', 'pause-overlay', null);
+               createSingletonNode( dom.wrapper, 'div', 'pause-overlay', null );
 
                // Cache references to elements
                if ( config.controls ) {
@@ -227,17 +227,19 @@ var Reveal = (function(){
 
        }
 
-       function createSingletonNode(container, tagname, classname, innerHTML){
-               var node = container.querySelector('.' + classname);
+       function createSingletonNode( container, tagname, classname, innerHTML ){
+
+               var node = container.querySelector( '.' + classname );
                if( !node ){
-                       node = document.createElement(tagname);
-                       node.classList.add(classname);
-                       if(innerHTML !== null){
+                       node = document.createElement( tagname );
+                       node.classList.add( classname );
+                       if( innerHTML !== null ){
                                node.innerHTML = innerHTML;
                        }
-                       container.appendChild(node);
+                       container.appendChild( node );
                }
                return node;
+
        }
 
        /**