why is language output reversed in my sidebox?

Hello all:

I just upgrade to a new 1.3.8 version and i solved some of the problems i see but i have one don't any idea:

In the left box New Products [more], i have two languages English and Spanish, and the problem is the next:

In the Spanish language show the articles in English Language and in the English language show the articles in Spanish Language.

Can you see here:

http://www.expomueble.es/muebles/ind...ex&language=en

http://www.expomueble.es/muebles/ind...ex&language=Es

If any have a Idea Please.
Thank you very much.