private void loadGMT(ResourceLocator locator) throws IOException {
List<GeneList> lists = GeneListManager.getInstance().loadGMTFile(locator.getPath());
if (lists.size() == 1) {
GeneList gl = lists.get(0);
IGV.getInstance().setGeneList(gl, true);
} else {
MessageUtils.showMessage("Loaded " + lists.size() + " gene lists.");
}
}
