public void displayDeletedTree() {
		deletedTreeDisplayPanel = new JPanel(new GridLayout(2, 1));

		if (huffmanTreeService.getDeletedTree1() != null) {
			deletedTreeDisplayPanel.add(new BinaryTreePanel(huffmanTreeService
					.getDeletedTree1()));
		}

		if (huffmanTreeService.getDeletedTree2() != null) {
			deletedTreeDisplayPanel.add(new BinaryTreePanel(huffmanTreeService
					.getDeletedTree2()));
		}
		leftScrollPane.setViewportView(deletedTreeDisplayPanel);
		repaint();

	}