> If you do want to tokenize and cast, just apply the cast to teh sequence
>
>  <xsl:variable name="ds" select="for $d in tokenize(@day,'\s+') return
>  xs:dayTimeDuration($d)"/>
>
>
>
> (tokenize(//topics/@days would generate an error if it picked up two
> attributes)
>

for $d in //topics/@days/tokenize(....) return ...

is a more defensive way of writing it, but probably isn't what's wanted...






-- 
Andrew Welch
http://andrewjwelch.com
Kernow: http://kernowforsaxon.sf.net/