public static void main(String[] args) {
		try {
			File file = File.createTempFile("icon", ".txt");   
			FileSystemView view = FileSystemView.getFileSystemView();      
			Icon icon = view.getSystemIcon(file);      
			file.delete();
			UIManager.put("Tree.leafIcon", icon);
            UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
	    } catch (Throwable e) {
	            e.printStackTrace();
	    }
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					MainGUI window = new MainGUI();
					window.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}