<bt>An abundance of food, drink and diversion was available to attendees of the Vienna-Tysons Regional Chamber of Commerce's annual Casino Night and Taste of the Town, held from 7 p.m. to midnight at the Westwood Country Club. Sixteen area eateries offered their wares, and games included roulette, craps, black jack and others. Winnings were exchanged for raffle tickets, and there was a live auction at 11 p.m. The event is the chamber's biggest fundraiser of the year.