re references hi again scapler as an addendum to our discussion you might be interested to take a look at summercourt fair as you'll see from diff may to december i've replaced the previous article which had rightly imho been tagged 'noref' 'wikify' 'cleanup' and 'rewrite' with a new article if you get a mo have a look at the references and let me know if they are what you had in mind seasonal fraternal greetings from