layoutGroup.add(loose);
ImageIcon diagonalIcon=new ImageIcon("images/layout_diagonal.gif");
JRadioButton diagonal=new JRadioButton(diagonalIcon, false);
diagonal.setSelectedIcon(new ImageIcon("images/layout_diagonal_selected.gif"));
layoutPanel.addContent(diagonal);
diagonal.addActionListener(new LayoutSetter(TimelineVisuals.Layout.TIGHT));
layoutGroup.add(diagonal);
ImageIcon graphIcon=new ImageIcon("images/layout_graph.gif");
JRadioButton graph=new JRadioButton(graphIcon, false);