void worker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs args)
        {
            MetadataViewModel model = Resources["MetadataModel"] as MetadataViewModel;

            if (model != null)
            {
                SearchResultsType results = (SearchResultsType)args.Result;

                model.Metadata.Clear();

                if (results.Items != null)
                {
                    foreach (var item in results.Items)
                    {
                        RecordType record = (RecordType)item;

                        string title   = null;
                        string uri     = null;
                        string uuid    = null;
                        string creator = null;

                        for (int i = 0; i < record.ItemsElementName.Length; i++)
                        {
                            var name  = record.ItemsElementName[i];
                            var value = record.Items[i].Text != null ? record.Items[i].Text[0] : null;

                            if (name == ItemsChoiceType24.title)
                            {
                                title = value;
                            }
                            else if (name == ItemsChoiceType24.URI && value != null && value.StartsWith("http"))
                            {
                                uri = value;
                            }
                            else if (name == ItemsChoiceType24.identifier)
                            {
                                uuid = value;
                            }
                            else if (name == ItemsChoiceType24.creator)
                            {
                                creator = value;
                            }
                        }
                        model.Metadata.Add(new Metadata {
                            Title = title, Uri = uri, Uuid = uuid, Creator = creator
                        });
                    }
                    lblStatus.Content = "Showing " + results.numberOfRecordsReturned + " of total " + results.numberOfRecordsMatched + " matches.";
                }
                else
                {
                    lblStatus.Content = "No match!";
                }
            }
        }
        public MainWindow()
        {
            InitializeComponent();
            MetadataViewModel model = Resources["MetadataModel"] as MetadataViewModel;

            if (model != null)
            {
                model.Metadata = new ObservableCollection <Metadata>(new List <Metadata>());
            }

            _geonorgeApi = new GeoNorge();
        }