1 content fireinput jar:chrome/fireinput.jar!/content/fireinput/ 2 skin fireinput classic/1.0 jar:chrome/fireinput.jar!/skin/classic/ 3 locale fireinput en-US jar:chrome/fireinput.jar!/locale/en-US/ 4 overlay chrome://browser/content/browser.xul chrome://fireinput/content/browserOverlay.xul