>Can someone send across the code for a sample data entry form with validations,computed fields

Kiran - suggest you engage Bosch - here's the # and contact name in India:
Mr. Swaminathan K
Tel:+ 91 80 508 1372
Fax: + 91 80 508 1404
They should be able to quote you a relatively good price for your work product, and in return, you get to keep the work in the same country where his shop resides.
mondo regards [Bill]