$(document).ready(function () { $(".autocomplete_bikemake").autocomplete("/AutoComplete/BikeMake.ashx"); });
$(document).ready(function () {
    $(".autocomplete_bikemodel").autocomplete("/AutoComplete/BikeModel.ashx", {
        extraParams: {
            make: function () {
                return $(".autocomplete_bikemake").val();
            }
        }
    });

    $(".autocomplete_bikemodel").keyup(function () { $(".autocomplete_bikemodel").flushCache(); });

});