Tottenham Hotspurs manager Juande Ramos does not believe his job is under threat despite a 2-0 away defeat to Portsmouth on Sunday, a result which means Spurs are now enduring their worst start to a season for 53 years.EmpicsJuande Ramos: So far so bad.Ramos insists he has the confidence of the Tottenham board but with four defeats and two draws from the opening six Premier League fixtures Spurs are bottom of the table and the fans are growing impatient.Goals from Jermain Defoe and Peter Crouch