protected void RbtIdentity_CheckedChanged(object sender, EventArgs e)
{
DataTable dt = new DataTable();
DataTable dtColumnas = new DataTable();
dtColumnas = Session["dtColumnas"] as DataTable;
ConstruirPlantilla(dtColumnas);
RgXls.DataSource = "";
RgXls.DataBind();
btnSubirDatos.Attributes.Add("disabled", "disabled");
btnSubirDatos.Enabled = false;
}
