From a75b651422c8e8409805d73e430ea639e69270bc Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Tue, 7 May 2013 16:27:29 -0700
Subject: [PATCH] Properly handle null.

---
 guacamole-common-js/src/main/resources/keyboard.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/guacamole-common-js/src/main/resources/keyboard.js b/guacamole-common-js/src/main/resources/keyboard.js
index d570e1b08..46b2bfa3c 100644
--- a/guacamole-common-js/src/main/resources/keyboard.js
+++ b/guacamole-common-js/src/main/resources/keyboard.js
@@ -291,6 +291,10 @@ Guacamole.Keyboard = function(element) {
      *                          http://www.w3.org/TR/DOM-Level-3-Events/#events-KeyboardEvent
      */
     function get_keysym(keysyms, location) {
+
+        if (!keysyms)
+            return null;
+
         return keysyms[location] || keysyms[0];
     }