hi everyone,
i have a problem with select box, i need to create 3 select box, the first load the data from my DB created on mysql, that's work without problem.

when i select on elemento from my list, i call a function created on javascript, that function get the id from my fisrt list and select every data related with the ID.

my problem is when a clicked on my 2nd list i need to call another function in javascript...