display image in gridview

<asp:GridView ID="GridView2" runat="server" AutoGenerateColumns = "false"

Font-Names = "Arial" Caption = "Using ImageControl" >

<Columns>

    <asp:BoundField DataField = "ID" HeaderText = "ID" />

    <asp:BoundField DataField = "name" HeaderText = "Name" />

     <asp:BoundField DataField = "FatherName" HeaderText = "FatherName" />

    <asp:BoundField DataField = "image" HeaderText = "Image Name" />

    <asp:TemplateField>

        <ItemTemplate>

          <asp:Image ID="Image1" Height = "100" Width = "100" runat="server"

             ImageUrl = '' />

        ItemTemplate>

    asp:TemplateField>

Columns>

asp:GridView>

ON Page Load_event..

protected void Page_Load(object sender, EventArgs e)

{

    DataTable dt = new DataTable();

    String strConnString = System.Configuration.ConfigurationManager.

        ConnectionStrings["conString"].ConnectionString;

    string strQuery = "select ID, Name,iamgename,fathername from        tblFiles order by ID";

    SqlCommand cmd = new SqlCommand(strQuery);

    SqlConnection con = new SqlConnection(strConnString);

    SqlDataAdapter sda = new SqlDataAdapter();

    cmd.CommandType = CommandType.Text;

    cmd.Connection = con;

    try

    {

        con.Open();

        sda.SelectCommand = cmd;

        sda.Fill(dt);

        GridView1.DataSource = dt;

        GridView1.DataBind();

        GridView2.DataSource = dt;

        GridView2.DataBind();

    }

    catch (Exception ex)

    {

        Response.Write(ex.Message);

    }

    finally

    {

        con.Close();

        sda.Dispose();

        con.Dispose();

        dt.Dispose();

    }

}