<input class="string required brand_xref_catalog_brand ui-autocomplete-input"
data-id="824" required="required" aria-required="true" type="text"
name="brand_xref[catalog_brand]" id="brand_xref_catalog_brand"
autocomplete="off">

$(".brand_xref_catalog_brand").autocomplete
  source: (request, response) ->
    options =
      term: request.term
    $.get "/search_catalog_brands", options, (data) ->
      if data.length == 0
        alert "No brands found that contain with " + request.term + "."
      response data
  minLength: 3
  select: (event, ui) ->
    $("#brand_xref_catalog_brand_id").val(ui.item.id)

$(this).data('id')