Date: 05/14/06 (Java Web)    Keywords: browser, java, web

Strangely you cannot set browser window status bar using javascript (by setting window.status) in Firefox. There are two simple ways you can enable it. Open about:config in browser and search for dom. disable_window_status_change. Change it to false. Additionally in Firefox v1.0, this can be changed via “Tools → Options → Web Features → Enable JavaScript / Advanced [...]

Source: http://blog.taragana.com/index.php/archive/how-to-enable-windowstatus-in-firefox/