$(document).ready(function () {
    $('#ddlPointSearch_Country').change(function () {
        $('#ddlPointSearch_City option').remove();
        $('#ddlPointSearch_City').append('<option value="-1">Загрузка...</option>');
        $.ajax({
            type: "GET",
            url: "/Handlers/GetCityList.ashx",
            data: "c_id=" + $('#ddlPointSearch_Country').val(),
            success: function (result) {
            
                $('#ddlPointSearch_City option').remove();
                //var oResultData = eval('(' + result + ')');
                for (index in result) {
                    var value = result[index];
                    $('#ddlPointSearch_City').append('<option value="' + value + '">' + index + '</option>');
                }
            }
        });
    });
});