protected void lkAnular_Click(object sender, EventArgs e)
{
ReservaDao oreserva = new ReservaDao();
String anular = oreserva.delCita(txtCod.Text);
Panel1.Visible = false;
PnAnu.Visible = true;
}
protected void LinkButton4_Click(object sender, EventArgs e)
{
ReservaDao reservaDao = new ReservaDao();
reservaDao.delCita((String)ViewState["CodCita"]);
grdHistorico.DataSource = reservaDao.GetCitaHistorica((String)ViewState["Rut"], DateTime.Now.ToString("ddMMyyyy"), "31122999");
grdHistorico.DataBind();
pnAnular.Visible = false;
//LinkButton3_ModalPopupExtender.Hide();
}