True False True False 0 none True False 12 True False Plain look, do not use background images False True True False 0 True default_background False True 0 Pre-installed background image (if available) False True True False 0 True own_background False True 1 True False True Own image False True True False 0 True no_background False True 0 Select Background Image False True True True False True 1 False True 2 True False Background Image False True 5 0 True False 0 none True False 12 True False Plain look, do not use Personas False True True False 0 True default_persona False True 0 Pre-installed Persona (if available) False True True False 0 True own_persona False True 1 True False True Own Persona False True True False 0 True no_persona False True 0 Select Persona False True True True False True 1 False True 2 True False Firefox Personas False True 5 1