Show and hide asp controls

Question

Hello every1,

I am working on a web Application and in that i got stucked in 1 problem.My problem is that i have created 3 forms,1.Login.aspx 2.manager.aspx3.superuser.aspx

now i want that when i log in as an Administrator ,i could see a link "create Manager" on manager.aspx but this link should not be visible to the manager's account.. Note-"i dont want this link to show and hide on button control ,i want it according to the session".Thanks in advance