public void CreateAudioConf(IPAddress host)
        {
            waiting = new Window();
            waiting.BorderThickness     = new Thickness(0, 0, 0, 0);
            waiting.AllowsTransparency  = true;
            waiting.Topmost             = true;
            waiting.HorizontalAlignment = HorizontalAlignment.Center;
            waiting.VerticalAlignment   = VerticalAlignment.Center;

            AudioPreview vp = new AudioPreview(AudioPreview.Mode.Request, host);

            vp.Nick             = UserList.Get(host).nick;
            vp.window           = this;
            waiting.Content     = vp;
            waiting.Width       = 250; waiting.Height = 250;
            waiting.WindowStyle = WindowStyle.None;
            vp.udp = udp;
            waiting.Show();
        }
 void AudioConf_SizeChanged(object sender, SizeChangedEventArgs e)
 {
     ((AudioPreview)sender).Width = ((AudioPreview)sender).RenderSize.Height * 1.5;
     AudioPreview v = ((AudioPreview)sender);
 }