VS2005合并 GridView 单元格的或表头的方法

Protected Sub GridView1_RowDataBound(ByVal sender As Object, ByVal e As
System.Web.UI.WebControls.GridViewRowEventArgs) Handles GridView1.RowDataBound
        If e.Row.Cells(0).Text.Equals("267-41-2394") Then
            'append the content of cell # 2 to cell #1
            e.Row.Cells(1).Text += " " & e.Row.Cells(2).Text
            'set the columnspan
            e.Row.Cells(1).ColumnSpan = "2"
            'remove the second cell
            e.Row.Cells.Remove(e.Row.Cells(2))

        End If
    End Sub