new strings for popup window manager. bug 166442 r=jag,jst,morse

suite/locales/en-US/chrome/browser/navigator.dtd

@@ -194,3 +194,6 @@
 <!ENTITY historyCmd.accesskey       "i">
 <!ENTITY history.commandKey       "h">
 
+<!-- Popup control -->
+<!ENTITY popup-control.label          "allow popup windows from this site">
+

suite/locales/en-US/chrome/browser/navigator.properties

@@ -46,6 +46,7 @@ nothingAvailable=(Nothing Available)
 #navigator.js
 oldthemetitle=Warning: incompatible theme
 oldTheme=You have selected a theme which was designed for an earlier version of %brand% and is incompatible with your current %brand% version. Please check the %brand% Theme Park for an updated version of the theme. You can uninstall this theme by clicking \"OK\" button.
+noPopupControl=can't control popups for this site
 
 # XXX - this sucks and should only be temporary.
 switchskins=Theme changes will take effect when you restart %S.