add preferences

git-svn-id: svn+ssh://svn.internal.sanger.ac.uk/repos/svn/pathsoft/artemis/trunk@4116 ee4ac58c-ac51-4696-9907-e4b3aa274f04

docs/file_menu.sgml

@@ -173,12 +173,21 @@ window panels can be select  for printing to an image file.
   <SECT2 ID="FILEMENU-PRINT-PREVIEW-WINDOW">
     <TITLE>Print Preview</TITLE>
     <PARA>
-This opens the print image in a preview window. This enables shows
+This opens the print image in a preview window. This shows
 what the image will look like when printed to a file.
     </PARA>
   </SECT2>
 
 
+  <SECT2 ID="FILEMENU-PREFERENCES">
+    <TITLE>Preferences</TITLE>
+    <PARA>
+This enables the user to define their own shortcut preferences.
+    </PARA>
+  </SECT2>
+
+
+
   <SECT2 ID="FILEMENU-CLOSE">
     <TITLE>Close</TITLE>
     <PARA>