2009/12/10 Graeme Gill <graeme2 at argyllcms.com>: > 1 1 0, 0 1 0, 0 1 1, 0 0 1, 1 0 1, > e.g. 1 0 0, 1 .1 0, 1 .2 0 .. 1 .9 0, 1 1 0, .9 1 0, .8 1 0, ... etc.) Excellent, this makes sense. I'll give it a go tomorrow. Thanks again. Richard.