private void addListenerForTabbedPane() {
		tabbedPane.addChangeListener(new ChangeListener() {

			@Override
			public void stateChanged(ChangeEvent e) {
				if (tabbedPane.getSelectedIndex() == 1) {
					leftSidePanel.removeAll();
					createLeftSidePanelForUserSettings();
					repaint();
				} else if (tabbedPane.getSelectedIndex() == 0) {
					leftSidePanel.removeAll();
					createLeftSidePanelForProject();
					repaint();
				}
			}
		});
	}