viewer.setPreferredSize(new Dimension(180,450));
properties = new PropertiesViewer();
Mediator.setPropertiesViewer(properties);
JSplitPane treeSplitter = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,viewer,properties);
JPanel logPanel = new LogPanel();
logPanel.setPreferredSize(new Dimension(180,100));
JSplitPane logSplitter = new JSplitPane(JSplitPane.VERTICAL_SPLIT,treeSplitter,logPanel);
panel.add(logSplitter);
frame.getContentPane().add(panel);