protected void DDLEdificio_SelectedIndexChanged(object sender, EventArgs e)
{
string idEdif = DDLEdificio.SelectedValue.ToString();
int Niv = Convert.ToInt32(Logica.Num_Niv(idEdif));
ds = Logica.Niveles(Niv);
DDLNivel.DataSource = ds;
DDLNivel.DataValueField = "Id_Nivel";
DDLNivel.DataTextField = "Nivel";
DDLNivel.DataBind();
string aux = "";
aux = DDLNivel.Text;
//string idNivel = DDLNivel.SelectedValue.ToString();
string idEdificio = DDLEdificio.SelectedValue.ToString();
DataSet ds2 = new DataSet();
ds2 = Logica.Aulas(aux, idEdificio);
DDLNew.DataSource = ds2;
DDLNew.DataValueField = "Cod_aula";
DDLNew.DataTextField = "Cod_aula";
DDLNew.DataBind();
}
protected void DDLNivel_SelectedIndexChanged1(object sender, EventArgs e)
{
string idNivel = DDLNivel.SelectedValue.ToString();
string idEdificio = DDLEdificio.SelectedValue.ToString();
ds = Logica.Aulas(idNivel, idEdificio);
DDLNew.DataSource = ds;
DDLNew.DataValueField = "Cod_aula";
DDLNew.DataTextField = "Cod_aula";
DDLNew.DataBind();
}