Thanks chaley and unboggling.
I try how chaley says.

I need to undestand GPL mode or Template Program mode. I will read the links and I will try.
I will respond if I have success... or not
I dont understand your code yet, but
maybe I not explain correctly:
I need ONLY ONE AUTHOR AND ONLY HIS/HER SURNAME.
Chaley, your code make this? (I try to undestand it) THANKS!!