>(Though I refuse to alter or augment my vowels ['jmh notwithstanding' emoticon])

We are working on you Anna. One day, when you least expect it, out of the blue you will look at a page of your own writing and there in the midst will be a "colour"! "Auauauauagh" you will shriek - the U-files have got me! And we Brits will smile sweetly as we stir our tea.