fn:lang("en-us")

Hi,

What should be the output of my expression fn:lang("en-us") if
xml:lang="en-us-ca" is specified for my context node.
Should "en-us-ca" be considered as the sub language of "en-us" or not ?

Thanks and Regards,
Zia



http://www.patni.com
World-Wide Partnerships. World-Class Solutions.
_____________________________________________________________________

This e-mail message may contain proprietary, confidential or legally
privileged information for the sole use of the person or entity to
whom this message was originally addressed. Any review, e-transmission
dissemination or other use of or taking of any action in reliance upon
this information by persons or entities other than the intended
recipient is prohibited. If you have received this e-mail in error
kindly delete  this e-mail from your records. If it appears that this
mail has been forwarded to you without proper authority, please notify
us immediately at netadmin@patni.com and delete this mail. 
_____________________________________________________________________