ASP.NET Role managment design

Hi Friends,

I want to design ASP.NET role management.
 Role 1)  Super user , who will have  ADD,EDIT  functionality in the form for controls like Text boxes or grids
                a)  Joe  b) Steve

Role 2)  Has  only Read  && Edit mode
              a) Bob b) Chris

Role 3 )  Has only  Read mode permission.
                 a) John, b) Chris

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Please give your ideas and how can I do it.


Thankyou

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