content slogger jar:chrome/slogger.jar!/content/
overlay chrome://browser/content/browser.xul    chrome://slogger/content/slogger.xul

locale  slogger         en-US   jar:chrome/slogger.jar!/locale/en-US/

skin    slogger         classic jar:chrome/slogger.jar!/skin/classic/
style   chrome://global/content/customizeToolbar.xul    chrome://slogger/skin/slogger.css