Byron Cook <[EMAIL PROTECTED]> writes:

> that didn't quite work --- it gave a type error.  

Bizarre... it worked for me.  Did you get the indentation right when
you cut 'n' pasted it? :-)

-- 
Simon Marlow                                             [EMAIL PROTECTED]
University of Glasgow                       http://www.dcs.gla.ac.uk/~simonm/
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