Hello In older versions of mozilla firefox when you right click on opened "tabs" you had an option taht this was named: "New Tab" but on version 4 it's missed! and this makes problems for persons that using firefox professionally. You can see my problem with these pictures: 1. for older versions: http://up.iranblog.com/images/7gkj0f97xgspvj43vhzm.jpg 2. In version 4 : http://up.iranblog.com/images/xb3wptdr3zrzg73e95.jpg With best regards tohid kh