Hi ramco1917,

Using the below code i have created the example.

Freeze GridView HeaderRow and first column using jQuery in ASP.Net

Check this example. Now please take its reference and correct your code.

Database

For this example I have used of Northwind database that you can download using the link given below.

Download Northwind Database

HTML

<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js"></script>
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jqueryui/1.9.1/jquery-ui.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap.min.css" />
<link href="GridviewScroll/gridviewScroll.css" rel="stylesheet" type="text/css" />
<script src="GridviewScroll/gridviewScroll.min.js" type="text/javascript"></script>
<script type="text/javascript">
    $(function () {
        $('#tbldata').gridviewScroll({
            width: 450,
            height: 300,
            freezesize: 0,
            headerrowcount: 1,
            arrowsize: 30,
            varrowtopimg: "Images/arrowvt.png",
            varrowbottomimg: "Images/arrowvb.png",
            harrowleftimg: "Images/arrowhl.png",
            harrowrightimg: "Images/arrowhr.png"
        });
    });
</script>
<style type="text/css">
    #tbldataPanelHeaderContent {
        height: 35px;
    }
</style>
<table class='table table-bordered table-hover datatable-highlight' id='tbldata'>
    <tr>
        <th>#</th>
        <th>Name</th>
        <th>City</th>
        <th>Country</th>
    </tr>
    <asp:Repeater ID="rptData" runat="server">
        <ItemTemplate>
            <tr>
                <td>
                    <asp:HiddenField ID="hdfLeadId" runat="server" Value='<%# Eval("CustomerID") %>' />
                    <asp:Literal ID="ltrlNum" Text="<%# Convert.ToString(Container.ItemIndex + 1) %>" runat="server"></asp:Literal></td>
                <td>
                    <asp:Literal ID="ltrlLeadNumber" runat="server" Text='<%# Eval("ContactName") %>'></asp:Literal></td>
                <td>
                    <asp:Literal ID="ltrlParentName" runat="server" Text='<%# Eval("City") %>'></asp:Literal></td>
                <td>
                    <asp:Literal ID="ltrlChildName" runat="server" Text='<%# Eval("Country") %>'></asp:Literal></td>
            </tr>
        </ItemTemplate>
    </asp:Repeater>

</table>

Namespaces

C#

using System.Data;
using System.Data.SqlClient;
using System.Configuration;

VB.Net

Imports System.Data
Imports System.Data.SqlClient
Imports System.Configuration

Code

C#

protected void Page_Load(object sender, EventArgs e)
{
    if (!this.IsPostBack)
    {
        string conString = ConfigurationManager.ConnectionStrings["constr"].ConnectionString;
        string query = "SELECT * FROM Customers";
        using (SqlConnection con = new SqlConnection(conString))
        {
            SqlCommand cmd = new SqlCommand(query);
            using (SqlDataAdapter sda = new SqlDataAdapter())
            {
                cmd.Connection = con;
                sda.SelectCommand = cmd;
                using (DataTable dt = new DataTable())
                {
                    sda.Fill(dt);
                    rptData.DataSource = dt;
                    rptData.DataBind();
                }
            }
        }
    }
}

VB.Net

Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
    If Not Me.IsPostBack Then
        Dim conString As String = ConfigurationManager.ConnectionStrings("constr").ConnectionString
        Dim query As String = "SELECT * FROM Customers"
        Using con As SqlConnection = New SqlConnection(conString)
            Dim cmd As SqlCommand = New SqlCommand(query)
            Using sda As SqlDataAdapter = New SqlDataAdapter()
                cmd.Connection = con
                sda.SelectCommand = cmd
                Using dt As DataTable = New DataTable()
                    sda.Fill(dt)
                    rptData.DataSource = dt
                    rptData.DataBind()
                End Using
            End Using
        End Using
    End If
End Sub

Screenshot