From ef59a3743f02c726f20e035c5d28665000fda79a Mon Sep 17 00:00:00 2001
From: Jermolene <jeremy@osmosoft.com>
Date: Sun, 29 Dec 2013 12:54:00 +0000
Subject: [PATCH] Fix crashes when attempting full screen mode on browsers that
 don't support it

Fixes #311
---
 plugins/tiddlywiki/fullscreen/init.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/plugins/tiddlywiki/fullscreen/init.js b/plugins/tiddlywiki/fullscreen/init.js
index 7eb5a7503..58de69854 100644
--- a/plugins/tiddlywiki/fullscreen/init.js
+++ b/plugins/tiddlywiki/fullscreen/init.js
@@ -37,9 +37,11 @@ var toggleFullscreen = function() {
 
 exports.startup = function() {
 	// Install the full screen handler
-	$tw.rootWidget.addEventListener("tw-full-screen",function(event) {
-		toggleFullscreen();
-	});
+	if(_requestFullscreen) {
+		$tw.rootWidget.addEventListener("tw-full-screen",function(event) {
+			toggleFullscreen();
+		});
+	}
 };
 
 })();