i am using Ajax Autocomplete for Jquery ( http://www.devbridge.com/projects/autocomplete/jquery/ ) in one of my application. The Search Form looks something lik
Ajax Autocomplete for Jquery
The setOptions method worked, though we need to call it on the selects change method. So change script to:
and On document ready function add this :
$("#top_search_select").change(function() { a.setOptions({params:{entity_type:$('#top_search_select').val()}}); });