All the best and hoping things are OK for you, Dave N
PS  Don't think that I've forgotten about the promised CD, what with
    one thing and another I haven't been able to get hold of it yet.
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David Nightingale                   
School of Human and Health Sciences    
The University of Huddersfield      Voice: (0484) 472461
Queensgate                            Fax: (0484) 472794
Huddersfield HD1 3DH (UK)           Email: D.J.Nightingale@hud.ac.uk
  And diff'ring judgements serve but to declare 
  That truth lies somewhere, if we knew but where.         W. Cowper
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