- (IBAction) makeKeyboardGoAway
{
    [txtName resignFirstResponder]; //Fecha teclado
}

- (BOOL)textFieldShouldReturn:(UITextField *)textField
{
    [txtName resignFirstResponder]; //Fecha teclado
    return YES;
}

- (void)didReceiveMemoryWarning
{
    // Releases the view if it doesn't have a superview.
    [super didReceiveMemoryWarning];

    // Release any cached data, images, etc that aren't in use.
}