adapt coding style

diff --git a/js/reveal.js b/js/reveal.js
index 50b86405eb0487e2ba4fbe6b7406c359ba8fb50f..694d1365a7d2e2cda44c47790ca45eac35d1a3ec 100644 (file)
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -88,7 +88,7 @@ var Reveal = (function(){
                dom.progress = document.querySelector( '.reveal .progress' );
                dom.progressbar = document.querySelector( '.reveal .progress span' );
                
-               if (config.controls) {
+               if ( config.controls ) {
                        dom.controls = document.querySelector( '.reveal .controls' );
                        dom.controlsLeft = document.querySelector( '.reveal .controls .left' );
                        dom.controlsRight = document.querySelector( '.reveal .controls .right' );
@@ -160,7 +160,7 @@ var Reveal = (function(){
                document.addEventListener( 'touchend', onDocumentTouchEnd, false );
                window.addEventListener( 'hashchange', onWindowHashChange, false );
 
-               if (config.controls && dom.controls) {
+               if ( config.controls && dom.controls ) {
                        dom.controlsLeft.addEventListener( 'click', preventAndForward( navigateLeft ), false );
                        dom.controlsRight.addEventListener( 'click', preventAndForward( navigateRight ), false );
                        dom.controlsUp.addEventListener( 'click', preventAndForward( navigateUp ), false );
@@ -175,7 +175,7 @@ var Reveal = (function(){
                document.removeEventListener( 'touchend', onDocumentTouchEnd, false );
                window.removeEventListener( 'hashchange', onWindowHashChange, false );
                
-               if (config.controls && dom.controls) {
+               if ( config.controls && dom.controls ) {
                        dom.controlsLeft.removeEventListener( 'click', preventAndForward( navigateLeft ), false );
                        dom.controlsRight.removeEventListener( 'click', preventAndForward( navigateRight ), false );
                        dom.controlsUp.removeEventListener( 'click', preventAndForward( navigateUp ), false );
@@ -699,7 +699,9 @@ var Reveal = (function(){
         * Updates the state and link pointers of the controls.
         */
        function updateControls() {
-               if (!config.controls || !dom.controls) return;
+               if ( !config.controls || !dom.controls ) {
+                       return;
+               }
                
                var routes = availableRoutes();