i found the old t and cs from dec 12005:
Carnival Casino reserves the right to change the terms and conditions of this offer at any time and it is your responsibility to periodically check here for changes and updates.
Using the player's deposit and bonus funds to wager on Craps (all sorts of Craps) , Roulette (all sorts of Roulette), Sic Bo (all sorts of Sic Bo), Blackjack (all sorts of Blackjack) and Baccarat (all sorts of Baccarat), Jacks or Better (all sorts of Jacks or Better), Aces and Faces (all sorts of Aces and Faces), and Deuces Wild (all sorts of Deuces Wild) does not fulfill the player's obligations with regard to the minimum wagering requirements for £ $ and €.
Please Note that only players from Great Britain may deposit with £’s (GBP’s).
The bonus credits are for wagering purpose only, and you may not cash out the bonus. You may only cash out your winnings. Only withdrawal of an amount superior to the Play Bonus will be processed, and the Play bonus will be deducted from your withdrawal request.
The casino reserves the right to review transaction records and logs from time to time, for any reason whatsoever. If, upon such review, it appears that player/s are participating in strategies that the casino in its sole discretion deems to be abusive, the casino reserves the right to revoke the entitlement of such player to the promotion.
In the event of a dispute, all decisions made by the casino will be final.
there is very useful tool, which was posted by a forum member (sorry - forgot, who it was - - Zoozie??!)
try it yourself:
http://web.archive.org