How to make a no-cd crack

[Ratte]

Hi,
i have a copy of the game Port Royale.The problem is that when you start the Game he first check the CD,if it is the original one.After he realised that is the wrong one he say please insert original Cd.
Now im trying to find ou how to make a no-cd crack or maybe someone knows where to get this crack.

Please answer me back.You reach me as well at ICQ (173536407)

Thanks.

Bye Ratte from Germany