jquery update depending dropdown

HI all I have a form

select1_0 select2_0 select3_0

with jquery.clone I create

select1_1 select2_1 select3_1 how many time the user want now i want to rewrite select1 depending from select 3 there’s a solution.

I explain better if i change select3_1 with an ajax request I want to modify select 1_1

if i change select3_2 with an ajax request I want to modify select 1_2.

Sorry for my english.

thaks all but I already found a solution.

It would be nice if you could share your solution with the community, for the next person searching for a solution