Check and Uncheck Problem in the Gridview Columns

Dear All,

I am working on a project so i have a problem that is .

i have taken four checkbox in the Gridview for every row of the Gridview.

like checknone,chkedit,chkview,chkdelete, and chkfull.

i want to do that when i check chkFull checkbox then all checkbox should be checked except chknone.

and same as reverse on the uncheck of it.

and Second point is that when i cheked chknone then all remaining chekcboxes should be unchecked. and on uncheck of it others must be remian same.

So Please help me Dears..

Thanks.