private void MyWordReport()
{      
      //exporting to ms word

      Response.Clear();

      Response.Buffer= true;

      Response.ContentType = "application/msword";

      Response.Charset = ""; 

      this.EnableViewState = false;

      System.IO.StringWriter oStringWriter = new System.IO.StringWriter(); 

      System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter); 

      //rendering the html content to textwriter

      DataGrid1.RenderControl(oHtmlTextWriter);

      Response.Write(oStringWriter.ToString());

      Response.End();      
}