This is actually the first time i've messed a flash/upgrade on a piece of kit for ages.
I'm genuinely usually careful
I will try those methods, i also used a program called Fusdownloader which gave me this information regarding my model on Orange.
Product Code: GT-I9100LKNORA
Latest firmware: I9100PBVLP6/I9100PORALP7/I9100PBVLP6/I9100PBVLP6
Modified: 20/04/2012 22:09:50
Filename: GT-I9100P_ORA_1_20120420220937_73eglp6t0d.zip.enc2mod el on Orange.
Cheers again, hopefully i can sort this