> Graham, thanks a massive amount - in one of my rare moments of lucidity I entered, and that was me! Thanks again for all the work you put into the answers, I shall now make it policy to ensure that I enter regularly. Cheers! Congrta Duncan, you came over loud and clear. Just in time for the sales!! Will update winners list in a mo. Graham -- GRENMUS GrahamHAM@HAMgrenmus