Not only do you need to have a MSDN or Technet concierge service but you need to get lucky and get a agent who will not give up so easily and give you the telephone number for customer support, I got lucky and got all three of these hotfixes for XP Spanish
http://support.microsoft.com/kb/974841
http://support.microsoft.com/kb/977073
http://support.microsoft.com/kb/975167
Download all Spanish versions: http://www.mediafire.com/?n4n40gdn1ti
So whoever has an account good luck hunting