diff options
Diffstat (limited to 'js/reveal.js')
| -rw-r--r-- | js/reveal.js | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/js/reveal.js b/js/reveal.js index 6da654d..c2f1a57 100644 --- a/js/reveal.js +++ b/js/reveal.js @@ -1,5 +1,5 @@ /*! - * reveal.js 1.5 r8 + * reveal.js 1.5 r9 * http://lab.hakim.se/reveal-js * MIT licensed * @@ -1028,10 +1028,14 @@ var Reveal = (function(){ // Forward event binding to the reveal DOM element addEventListener: function( type, listener, useCapture ) { - ( dom.wrapper || document.querySelector( '.reveal' ) ).addEventListener( type, listener, useCapture ); + if( 'addEventListener' in window ) { + ( dom.wrapper || document.querySelector( '.reveal' ) ).addEventListener( type, listener, useCapture ); + } }, removeEventListener: function( type, listener, useCapture ) { - ( dom.wrapper || document.querySelector( '.reveal' ) ).removeEventListener( type, listener, useCapture ); + if( 'addEventListener' in window ) { + ( dom.wrapper || document.querySelector( '.reveal' ) ).removeEventListener( type, listener, useCapture ); + } } }; |