axtechnical

Hi Friends i hava a form which includes Orderid, Orderdate,Priority,Expirydate Fields . Priority is enum having the fields vital,Desirable, expression

my requirement is when i am selecting vital

Expirydate=Orderdate>=Expirydate<=Orderdate+7

if i select desirable

Expirydate=Orderdate>=Expirydate<=Orderdate+15

if select expression

Expirydate=Orderdate>=Expirydate<=Orderdate+15