GLENDALE, Ariz. - When Eric Gagne was at his peak as one of the most dominant closers in baseball history, the Dodgers sold T-shirts featuring his goateed face and the legend, 'Game Over.'Last summer, Gagne started thinking - maybe it isn't.The 41-year-old Gagne is in camp with the Dodgers as a guest instructor this spring, but he has bigger plans.