requestPanel.setVisible(false); responsePanel.setVisible(false);
requestPanel.setRequest(null); responsePanel.setResponse(null);
    private void conversationTableValueChanged(ListSelectionEvent e) {        //Ignore extra messages.        if (e.getValueIsAdjusting()) return;                int row = conversationTable.getSelectedRow();        // updateDescription();        if (row < 0) {            // conversationDescriptionTextField.setText("");            requestPanel.setVisible(false);            responsePanel.setVisible(false);        } else {            String id = (String) conversationTable.getModel().getValueAt(row, 0);            requestPanel.setRequest(_siteModel.getRequest(id));            requestPanel.setVisible(true);            responsePanel.setResponse(_siteModel.getResponse(id));            responsePanel.setVisible(true);        }    }