Theme menu and category mistake

Hi, i have a big trouble with Fruitful Theme.

If you can see in the menu and in many category products, the names crash with mistakes and words i can’t understand.

Sometimes appear and otherwise, disappear.

How i can fix this?

I added an image on the next link:
http://i38.photobucket.com/albums/e141/layonking/Fruitful%20Mistake.png

The web link is http://www.embalar.com.ar

Thanks, it will work any answer from your knowledge.