To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Rated 5 out of 5 stars
Reply by "insecure" on June 23, 2009
disabling the titlebar is not possible, as this is specific to your operating system and not possible for an extension. it would theoretically be possible for firefox itself, but not for an extension.
FALSE, check out "https://addons.mozilla.org/firefox/addon/12366"