[orca/gnome-3-12] Correct another documentation nit

[Joanmarie Diggs <joanied src gnome org>]

commit ac0be6e6de8a975defb9384a27bf261633590f20
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Sat Apr 5 18:40:40 2014 -0400

    Correct another documentation nit

 help/C/preferences_gecko.page |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/help/C/preferences_gecko.page b/help/C/preferences_gecko.page
index 2dc844a..1b58e5f 100644
--- a/help/C/preferences_gecko.page
+++ b/help/C/preferences_gecko.page
@@ -82,7 +82,7 @@
         the newly opened web page or email.
       </p>
       <p>
-        Default value: checked for Firefox; unchecked for Thunderbird
+        Default value: checked for Firefox; not checked for Thunderbird
       </p>
     </section>
   </section>