Thanks, do you have link available to check? :)

>Hi Nadya,
>Just returning a favor :)
>
>< SNIP >
>>If, however, for this particular user or this particular regime the button never would be accessible, I would make it invisible.
>
>The word 'regime' has followin definitions neither of wich is what you want.
>
>1. A form of government: a fascist regime. b. A government in power; administration: suffered under the new regime.
>2. A prevailing social system or pattern.
>3. The period during which a particular administration or system prevails.
>4. A regulated system, as of diet and exercise; a regimen.
>
>I think word 'mode' would be appropriate here,