July 11, 2002 Pirates of the WebBy JENNIFER 8. LEE AST week, at age 29, John Sankus Jr. moved out of his parents' house for the first time. He and his parents drove 150 miles from their home in suburban Philadelphia to his new one: a federal penitentiary in Allenwood, Pa. Mr. Sankus, who entered the minimum-security prison on July 2 to serve a 46-month sentence, is a soft-spoken, churchgoing computer technician who still has the plush stuffed whales from his childhood. But United States Customs Service investigators and prosecutors say he was also a ringleader of an international...