On Sun, 14 Aug 2011 12:18:03 +0100 Matthew Seaman <m.seaman at infracaninophile.co.uk> wrote: [ detailed advice snipped for brevity ] Wow, thank you very much for that explanation. Much more than I had even hoped for. Appreciate it very much. I'll let you know how things turn out. -- Conrad J. Sabatier conrads at cox.net