jquery select chosen禁用某一项option

$("#tbParBudCode").chosen().change(function () {             
            $("#tbParBudCode option[value='" + $("#hidBudCodeID").val() + "']").attr("disabled", "disabled");
            $("#tbParBudCode").chosen("destroy").chosen();
            //$("#tbParBudCode").val("" + parm.BudgetCodeID + "").trigger("chosen:updated");            
            // $("#tbParBudCode").trigger("chosen:updated");     
        });