Ubunto 8.10 and AVG 7.5.51

[Chris Taylor]

I just downloaded AVG 7.5.51-a1423 and I can't get working correctly.
I know I need to get license number but this is only the free ver so 
where do I get that from.

terminal window output 
AVG7 Anti-Virus command line scanner
Copyright (c) 2007 GRISOFT, s.r.o.
Program version 7.5.51, engine 442
Virus Database: Version 269.19.5/1228  2008-01-16
Previous registered license number: 70FREE-TX-IB-P1-C01-S139FC-327
Enter license number: