public class NewUser extends VelocityAction
{
    public void doAdd (RunData data, Context context) throws Exception
    {
        // put code here to add the user to the system
        context.put ("username", username );
        data.setMessage("User Added!");
    }

    public void doPerform(RunData data, Context context) throws Exception
    {
        data.setMessage("Button not found!");
    }
}