Internet gambling companies are preparing to cash in their dollar chips as the impact of a new US law sinks in, with many preparing to suspend access to real money gambling by US customers. Last week Congress passed the Safe Port Act, which also included the Unlawful Internet Gambling Enforcement Act of 2006, aimed at cracking down on online gambling companies by making it illegal for banks and credit card companies to make payments to online gambling sites. After the act was passed, senate majority leader Bill Frist said: "Although we can't monitor every online gambler or regulate offshore gambling,...