public static void main(String[] args) {	//sets look and feel, creates the questionTree, and then moves on to the first GUI
		try {			//get Windows look and feel if possible
			for(javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager
					.getInstalledLookAndFeels()) {
				if("Windows".equals(info.getName())) {
					javax.swing.UIManager.setLookAndFeel(info
							.getClassName());
					break;
				}
			}
		}
		catch(ClassNotFoundException ex) {}
		catch(InstantiationException ex) {}
		catch(IllegalAccessException ex) {}
		catch(javax.swing.UnsupportedLookAndFeelException ex) {}
		new questionTree(new File("bigquestion.q20"));
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					waiter.Wait(0.5);
				}
				catch(Exception e) {
					e.printStackTrace();
				}
			}
		});
	}