Updated to S/W Version 1.8

1) Second Appointment Letter (PP/RP) including populate, multiply & serial
2) Locking & Unlocking of Randomisation (1st, 2nd & 3rd)
password for randomisation : admin
passswords for unlocking : 
                                        1st  -> password
                                       2nd -> admin
                                        3rd -> nimda

plz run the new version. & table structure is sent in previous mail.