This is my original question which contain more details,
¿Como puedo Pasar de un Formulario Tipo SelectBox a un formulario Padre una variable? / How can I pass a variable from a FORM Type SelectBox to another form Father?
Hi, if this is the same as ¿Como puedo Pasar de un Formulario Tipo SelectBox a un formulario Padre una variable? / How can I pass a variable from a FORM Type SelectBox to another form Father?, best if you don't post a duplicate question.