locale debugQA en-US jar:chrome/debugqa.jar!/locale/en-US/debugQA/
overlay chrome://communicator/content/pref/preftree.xul chrome://debugqa/content/debugQAPrefsOverlay.xul
content debugqa jar:chrome/debugqa.jar!/content/debugqa/ xpcnativewrappers=yes
overlay chrome://editor/content/editor.xul chrome://debugqa/content/debugQAEditorOverlay.xul
overlay chrome://navigator/content/navigatorOverlay.xul chrome://debugqa/content/debugQAMenuOverlay.xul
overlay chrome://navigator/content/navigator.xul chrome://debugqa/content/debugQANavigatorOverlay.xul