=== modified file 'terra/config.py'
--- terra/config.py	2013-03-14 19:12:01 +0000
+++ terra/config.py	2013-04-09 19:15:45 +0000
@@ -54,8 +54,8 @@
         'new-page-key': '<Control>N',
         'rename-page-key': 'F2',
         'close-page-key': '<Control>W',
-        'next-page-key': '<Control>Right',
-        'prev-page-key': '<Control>Left',
+        'next-page-key': '<Control>Page_Down',
+        'prev-page-key': '<Control>Page_Up',
         'select-all-key': '<Control>A',
         'copy-key': '<Control><Shift>C',
         'paste-key': '<Control><Shift>V',

=== modified file 'terra/preferences.py'
--- terra/preferences.py	2013-03-14 19:12:01 +0000
+++ terra/preferences.py	2013-04-09 19:16:15 +0000
@@ -299,8 +299,8 @@
         self.new_page_key.set_text('<Control>N')
         self.rename_page_key.set_text('F2')
         self.close_page_key.set_text('<Control>W')
-        self.next_page_key.set_text('<Control>Right')
-        self.prev_page_key.set_text('<Control>Left')
+        self.next_page_key.set_text('<Control>Page_Down')
+        self.prev_page_key.set_text('<Control>Page_Up')
         self.select_all_key.set_text('<Control>A')
         self.copy_key.set_text('<Control><Shift>C')
         self.paste_key.set_text('<Control><Shift>V')