};
// loader
loader = new BasePagingLoader<PagingLoadResult<GWTJahiaNode>>(proxy);
loader.setRemoteSort(true);
final PagingToolBar toolBar = new PagingToolBar(numberResults);
toolBar.bind(loader);
contentStore = new ListStore<GWTJahiaNode>(loader);
List<GWTColumn> columnNames = new ArrayList<GWTColumn>();
columnNames.add(new GWTColumn("icon",Messages.get("label.icon", ""),40));
columnNames.add(new GWTColumn("displayName",Messages.get("label.name", "Name"),200));