private void loadAndInsertReviews(DefaultMutableTreeNode productNode, Product product) {
		setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
		productNode.removeAllChildren();
		for (Review review1 : product.getReviews()) {
			productNode.add(new DefaultMutableTreeNode(review1, false));
		}
		((DefaultTreeModel) productTree.getModel()).reload(productNode);
		setCursor(Cursor.getDefaultCursor());
	}