By BOB BAUM Jill Craybas of the United States and Argentina's Gisela Dulko won in straight sets Saturday to leave the countries tied 1-1 after the first day of their first-round Fed Cup competition.An admittedly nervous Craybas, the top-ranked player for the U.S. at No. 75 in the world, broke an early 2-2 deadlock in the first set to win 6-2, 6-1 over Betina Jozami.