}
private void deleteSelected() {
if ( Window.confirm( constants.AreYouSureYouWantToDeleteCategory() + explorer.getSelectedPath() ) ) {
CategoryServiceAsync categoryService = GWT.create(CategoryService.class);
categoryService.removeCategory( explorer.getSelectedPath(),
new GenericCallback<java.lang.Void>() {
public void onSuccess(Void v) {
explorer.refresh();
}