Как получить сведения usiing JavaScript в MVC и колесо scrol время сделать 50 записей

function bindMemberList() {
    $("#loading").show();
    var from = '01/01/1900';
    var to = '01/01/1900';
    $.ajax({
        type: "Get",
        cache: false,
        url: "/Member/GetMemberData",
        data: { 'pageIndex': $('#NewPageIndex').val(), 'PageSize': $('#PageSize').val(), 'SearchFirstName': '', 'SearchLastName': '', 'Clientid': '', 'Barcode': '', 'hasEmail': '0', 'hasContract': '0', 'hasAccountNo': '0', 'hasPolicyNo': '0', 'hasGroupNo': '0', 'From': from, 'To': to, clublocationid: '0', clublocationName: '', insuranceid: '0', MemberStatus: '0', Sort: 'order by Memberlastname asc', IsVerified: '0' },
        contentType: "application/json; charset=utf-8",
        dataType: "json",
        async: false,
        success: function (response) {
            var curRecords = 0;
            var TotalRecs = 0;
            if (parseInt(response.length) > 0)
            {
                curRecords = parseInt(($('#NewPageIndex').val()) * parseInt($('#PageSize').val()));
                curRecords = curRecords - (50 - parseInt(response.length));
                TotalRecs = parseInt(response[0].TotalRecords);
                $('.FooterRecordCount').show();
            }
            else
            {
                $('.FooterRecordCount').hide();
            }
            $('.RecordCountSpan').text(curRecords);
            $('.TotalCountSpan').text(TotalRecs);

            if (parseInt(response.length) > 0) {
                if (parseInt(($('#NewPageIndex').val()) * parseInt($('#PageSize').val())) > parseInt(response[0].TotalRecords)) {
                    $("#ddlload").hide();
                } else {
                    $("#ddlload").show();
                }
            } else {
                $("#ddlload").hide();
            }
            $("#RawDatas table tbody tr:not(:first)").remove();
            $("#RawDatas table tbody tr:eq(0)").show();
            for (var i = 0; i < response.length; i++) {
                var table = $("#RawDatas table tbody tr:eq(0)").clone(true);
                $(".memname", table).html(response[i].Memberlastname + ', ' + response[i].Memberfirstname);
                $(".email", table).html(response[i].Memberemailid);
                $(".clubname", table).html(response[i].ClublocationidDesc);
                $(".insname", table).html(response[i].InsurancecompanyidDesc);
                $('.memberstatus', table).html(response[i].MemberStatusDesc);
                $("#editdata", table).attr('href', '/Member/Edit?Memberid=' + response[i].Memberid);
                $('#Deletedata', table).attr('href', '/Member/DeleteSadmin?Memberid=' + response[i].Memberid);
                $("#RawDatas table").append(table);
            }
            $("#RawDatas table tbody tr:eq(0)").hide();
            $("#loading").hide();
        },
        failure: function (response) {
        },
        error: function (response) {
        }
    });
}

How to get data usiing javascript in mvc and wheel scrol time get 50 record