content xmpp4moz jar:chrome/xmpp4moz.jar!/content/
skin xmpp4moz classic/1.0 jar:chrome/xmpp4moz.jar!/skin/classic/

overlay chrome://browser/content/browser.xul chrome://xmpp4moz/content/overlay_browser.xul
overlay chrome://messenger/content/messenger.xul chrome://xmpp4moz/content/overlay_mail.xul
overlay chrome://rubberducky/content/xul/mainwin.xul chrome://xmpp4moz/content/overlay_songbird.xul

style chrome://global/content/customizeToolbar.xul chrome://xmpp4moz/skin/toolbar-button.css