The start of the eagerly anticipated main event at the World Series of Poker in Vegas was briefly delayed last Friday when officials from the tournament directorate enforced a ban on players wearing .com sponsored advertising on caps and shirts.

The $10 000 buy-in No-Limit Texas Hold 'Em event that will pay the winner a $10 million or more top prize has attracted thousands of entrants, some of whom have qualified online at Internet poker sites offering WSOP final seats as prizes.