public void arrangeButtons(){
		for(int i=0; i < buttonGrid.length; i++){
			buttonGrid[i] = new JButton();
			this.add(buttonGrid[i]);
		}
		
		this.buttonGrid[0].setBackground(Color.white);
		this.buttonGrid[1].setBackground(Color.black);
		this.buttonGrid[2].setBackground(Color.gray);
		this.buttonGrid[3].setBackground(Color.blue);
		this.buttonGrid[4].setBackground(Color.green);
		this.buttonGrid[5].setBackground(Color.cyan);
		this.buttonGrid[6].setBackground(Color.red);
		this.buttonGrid[7].setBackground(Color.orange);
		this.buttonGrid[8].setBackground(Color.yellow);
	}