using javascript jquery, stock associated name boxes array structure

using answers , i have means stock name box formed preference another name box. ( ) pulling information an array structure built server-side, stored .js record referenced html page.

now i supplement third name box. i 3 sets information (model, make, options) something (pseudo code):

cars : [honda[accord[lx, dx]], [civic[2dr, hatchback]],
   [toyota[camry[blk, red]], [prius[2dr,4dr]]

ex: honda selected, unbroken name box have [accord civic] settle comparison unbroken name box have [lx dx]

how i

1) emanate an array structure reason data? such that

2) i value name box anxiety indispensable values unbroken name box

thanks

edit

i emanate following, nonetheless can't figure out references proceed assistance stock name box

var cars = [
 {"makes"  : "honda",
  "models"  : [
    {'accord' : ["2dr","4dr"]} ,
    {'crv'  : ["2dr","hatchback"]} ,
    {'pilot': ["base","superduper"] } ]
 },
 {"makes"   :"toyota",
  "models"  : [
    {'prius'   : ["green","reallygreen"]} ,
    {'camry'   : ["sporty","square"]} ,
    {'corolla' : ["cheap","superfly"] } ]
 } ] ;              

 alert(cars[0].models[0].accord[0]); ---> 2dr