Bug 135466 - allow vendor customization of scripts & windows pref panel.

r=sgehani, sr=hewitt, a=asa

suite/common/pref/pref-scripts.xul

@@ -36,6 +36,7 @@
    - ***** END LICENSE BLOCK ***** -->
 
 <?xml-stylesheet href="chrome://communicator/skin/" type="text/css"?>
+<?xul-overlay href="chrome://communicator/content/communicatorOverlay.xul"?>
 
 <!DOCTYPE window [
 <!ENTITY % brandDTD SYSTEM "chrome://global/locale/brand.dtd" >