UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:@"Login" message:@"\n\n\n"
                                                           delegate:self cancelButtonTitle:nil otherButtonTitles:@"Login", nil];



    UITextField *userField = [[UITextField alloc] initWithFrame:CGRectMake(12,53,262,25)];
    userField.font = [UIFont systemFontOfSize:18];
    userField.backgroundColor = [UIColor whiteColor];
    userField.placeholder = @"User Name";
    userField.keyboardAppearance = UIKeyboardAppearanceAlert;
    userField.delegate = self;
    userField.autocorrectionType = UITextAutocorrectionTypeNo;
    [userField becomeFirstResponder];
    [alertView addSubview:userField];

    UITextField *passwordField = [[UITextField alloc] initWithFrame:CGRectMake(12,83,262,25)];
    passwordField.font = [UIFont systemFontOfSize:18];
    passwordField.backgroundColor = [UIColor whiteColor];
    passwordField.secureTextEntry = YES;
    passwordField.placeholder = @"Password";
    passwordField.keyboardAppearance = UIKeyboardAppearanceAlert;
    passwordField.autocorrectionType = UITextAutocorrectionTypeNo;
    passwordField.delegate = self;
    [passwordField becomeFirstResponder];
    [alertView addSubview:passwordField];

    [alertView setTransform:CGAffineTransformMakeTranslation(0,109)];
    [alertView show];
    [alertView release];
    [userField release];
    [passwordField release];



    [super viewDidLoad];
}

- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
{
    NSString *title = [alertView buttonTitleAtIndex:buttonIndex];

    if([title isEqualToString:@"Login"])
    {
        //if user name and password is correct....continue
        NSLog(@"user: %@, password: %@", userField.text, passwordField.text);

    }
}