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