Assign Dynamic Textbox in Asp.net

Assign Dynamic Textbox  :

protected void Page_Load(object sender, EventArgs e)

    {

        //Nilay 27 April 2011

        //LIMS Application

        DataTable dt;

        dt = data("Select * from SC_SVL_ClientSpecificField");

        Table table = new Table();

        //table.ID = "Table1";

       

        table.Width = new Unit(500, UnitType.Pixel);

        Page.Form.Controls.Add(table);

        // Now iterate through the table and add your controls

        for (int i = 0; i < dt.Rows.Count; i++)

        {

            TableRow row = new TableRow();

            row.Width = new Unit(300, UnitType.Pixel);

            TableCell cell = new TableCell();

            TableCell cell1 = new TableCell();

            for (int j = 0; j < dt.Rows.Count-4; j++)

            {

                Label lb = new Label();

                lb.Text = dt.Rows[i]["ClientSpecificField"] + ":";

                cell1.Controls.Add(lb);

               

                cell1.Width = new Unit(10, UnitType.Pixel);

                row.Cells.Add(cell1);

                table.Rows.Add(row);

            }

            TextBox tb = new TextBox();

            // Set a unique ID for each TextBox added

            tb.ID = dt.Rows[0]["ClientSpecificField"] + ":" + "TextBoxRow_" + i + "Col_" + i;

            //tb.Text = dt.Rows[0]["ClientSpecificField"];

            // Add the control to the TableCell

            cell.Width = new Unit(20, UnitType.Pixel);

            cell.Controls.Add(tb);

            row.Width = new Unit(800, UnitType.Pixel);

            // Add the TableCell to the TableRow

            row.Cells.Add(cell);

            // Add the TableRow to the Table

            table.Rows.Add(row);

        }

       

    }

    public DataTable data(string strsql)

    {

        DataTable dt;

        DataSet ds = new DataSet();

        con.Open();

        SqlDataAdapter adpt = new SqlDataAdapter(strsql, con);

        adpt.Fill(ds);

        dt = ds.Tables[0];

        con.Close();

        return dt;

    }