Protected Sub cbCountry_TextChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles cbCountry.TextChanged
        cbCity.DataSource = objL.GetCitiesAD(cbCountry.Text) 
        ' IL PARAMETRO è IL NOME DEL PAESE, CHE VIENE PRESO DALLA 1° DROPDOWNLIST
        cbCity.DataMember = "CitiesAD"
        cbCity.Enabled = True
        cbCity.DataValueField = "Cities"
        cbCity.DataTextField = "Cities"
        cbCity.DataBind()
    End Sub