The latest Blue Jays dilemma: What to do with Casey Janssen? After balancing the brilliant and fortunate win Saturday with the heartbreaking defeat of Friday night, manager John Gibbons has a determination to make. With the magnitude of every game growing, how long a leash do you give the Jays veteran closer? The numbers are rather startling. Before the all-star break, Janssen had a 1.23 earned-run average, had not given up a home run, had blown just two of 16 saves. Since the all-star break Janssen has a 9.72 ERA, has relinquished five home runs in just over eight innings pitched and batters are hitting .342 against him