GIANTS VS. ARIZONA Friday: Giants' Matt Cain (10-9, 2.87 ERA)vs. Joe Saunders (9-11, 3.82), 7:15 p.m., CSNBA Saturday: Giants' Tim Lincecum (12-11, 2.58)vs. Ian Kennedy (17-4, 3.03), 6:05 p.m. CSNBA Sunday: Giants' Ryan Vogelsong (10-5, 2.63)vs. Daniel Hudson (14-9, 3.61), 1:05 p.m. CSNBA