//Called when search button is pressed
        void searchButton_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(searchTextBox.Text)) //ensure we have a search term
            {
                return;
            }

            resultsComboBox.Items.Clear();
            progressBar.Visible = true;
            statusLabel.Text    = "Searching...";
            thumbRetriever.Search(searchTextBox.Text, game);
        }