protected void populateChannels() { ServiceInterface server = new ServiceInterface(); List<WebChannel> channels=null; if (cbChannelType.SelectedIndex == 1) channels = server.GetChannelsInTvGroup(Int32.Parse(cbGroup.SelectedValue)); else if (cbChannelType.SelectedIndex == 2) channels = server.GetChannelsInRadioGroup(Int32.Parse(cbGroup.SelectedValue)); cbChannel.Items.Clear(); foreach (WebChannel ch in channels) cbChannel.Items.Add(new ListItem(ch.displayName, ch.idChannel.ToString())); cbChannel.SelectedIndex = 0; lChannel.Text = cbChannel.SelectedItem.Text; hfIdChannel.Value = cbChannel.SelectedItem.Value; }