genreCombo = new JComboBox(getGenresForCombo());
genreCombo.setEditable(true);
genreCombo.setSelectedItem("");
FileChooserBuilder fchb = new FileChooserBuilder();
fchb.setFilter(Constants.OPF_FILEFILTER);
fchb.setSelectionMode(JFileChooser.FILES_ONLY);
opfFileChooser = fchb.getFileChooser();
}