i've download the security merge it with my program......but at first it works just fine, but when i add another user eventhough i did not check the SUPERVISOR check box it can steal edit, add or delete usera. Another problem is everytime a users that is not supervisor logged-in a message box saying "ID Already Exist...Overwrite it?.." appears .

i'm trying to find in the source that message but i can't.. please anyone can help me?

****I hope the author of that security don't if i tamper with his security...!!!