Costom Back Button in iPhone / iPad

  UIButton*  backButton = [[UIButton alloc] initWithFrame:CGRectMake(0, 0, 52, 31)];

    [backButton setBackgroundImage:[UIImage imageNamed:@"BackButton.png"] forState:UIControlStateNormal];

    //[backButton setTitle:@"CLOSE" forState:UIControlStateNormal];

    [backButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];

    [backButton.titleLabel setFont:[UIFont boldSystemFontOfSize:14.0f]];

    [backButton addTarget:self action:@selector(getBackView) forControlEvents:UIControlStateHighlighted];

   

    UIBarButtonItem* item = [[UIBarButtonItem alloc] initWithCustomView:backButton];

   

    self.navigationItem.leftBarButtonItem = item;

    [item release];