can someone help me

Failed to run initdb: 1!
Please see the logfile in 'C:\Program
Files\PostgreSQL\8.3\tmp\initdb.log'.
Note! You must read/copy this logfile before you click OK,
or it will be automatically removed
i get this error!
i don't know what to do.
i have windows vista but don't have the service pack because i can't download it in my own language
can someone help me!
Please see the logfile in 'C:\Program
Files\PostgreSQL\8.3\tmp\initdb.log'.
Note! You must read/copy this logfile before you click OK,
or it will be automatically removed
i get this error!
i don't know what to do.
i have windows vista but don't have the service pack because i can't download it in my own language
can someone help me!