ra3ndy said:I'm guessing that you bought your PB second hand, correct? (if not, simply call Apple and explain that they left out your restore discs).
Even if not, you can call Apple and request a new set of restore discs for your Mac. There's a chance they may ship them to you at a discounted price.
Even still, buying the restore discs second hand is not a violation of the law or EULA (AFAIK)