public void initJoinRoomWindow() {
		this.getContentPane().removeAll();
		
		this.setTitle("Line Of Action");
		this.setSize(325, 120);
		
		nickNameInputField = new JTextField("Enter your nickname");
		roomNameInputField = new JTextField("Enter the room name");
		
		nickNameInputField.setSize(200, 20);
		roomNameInputField.setSize(200, 20);
		
		nickNameInputField.setLocation(115, 10);
		roomNameInputField.setLocation(115, 35);
		
		this.setLayout(null);
		this.add(nickNameInputField);
		this.add(roomNameInputField);
		
		spareText1 = new JTextArea("Nickname ");
		spareText2 = new JTextArea("Room Name");
		
		spareText1.setSize(100, 15);
		spareText2.setSize(100, 20);
		
		spareText1.setLocation(10, 10);
		spareText2.setLocation(10, 30);
		
		spareText1.setEditable(false);
		spareText2.setEditable(false);
		
		this.add(spareText1);
		this.add(spareText2);
		
		continueButton = new JButton("Continue");
		continueButton.setSize(162, 20);
		continueButton.setLocation(81, 65);
		continueButton.addActionListener(this);
		
		this.add(continueButton);
		
		this.repaint();
	}