From 5a15dcab5fd3bf90915f811bc7072f6ef8c34a07 Mon Sep 17 00:00:00 2001
From: Eric Bidelman
Date: Mon, 16 Apr 2012 17:34:08 -0700
Subject: Fixing FF fullscreen console error

---
 js/slides.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/js/slides.js b/js/slides.js
index f089d30..20bb1bd 100644
--- a/js/slides.js
+++ b/js/slides.js
@@ -164,9 +164,9 @@ SlideDeck.prototype.onBodyKeyDown_ = function(e) {
        // Also, ignore browser's fullscreen shortcut (cmd+shift+f) so we don't
        // get trapped in fullscreen!
       if (e.target == document.body && !(e.shiftKey && e.metaKey)) {
-        if (!!!document.mozFullScreen) {
+        if (document.mozFullScreen !== undefined && !document.mozFullScreen) {
           document.body.mozRequestFullScreen(Element.ALLOW_KEYBOARD_INPUT);
-        } else if (!!!document.webkitIsFullScreen) {
+        } else if (document.webkitIsFullScreen !== undefined && !document.webkitIsFullScreen) {
           document.body.webkitRequestFullScreen(Element.ALLOW_KEYBOARD_INPUT);
         } else {
           document.cancelFullScreen();
-- 
cgit v1.2.3