davan you are obviously new to this site and although I cannot answer any of your questions I would like to offer you some friendly advice. Will you please put all your questions together in one posting rather than a separate post for each question as this takes up a lot of unnecessary room and knocks other peoples posts off the front page vvery quickly. You will soon get the hang of how to get the best out of answerbank so please take any criticism as it is meant, that is in a friendly way. :-)