public void playSound(String path){ 
		try {
			AudioInputStream audioInputStream = AudioSystem.getAudioInputStream(new File(path).getAbsoluteFile()); 
			if (path == "TurretPurchase.wav"){
				Clip clip = AudioSystem.getClip();                 
				clip.open(audioInputStream);           
				clip.start();
			}
			else{
				Clip bgm = AudioSystem.getClip();                 
				bgm.open(audioInputStream);           
				bgm.start();
				bgm.loop(bgm.LOOP_CONTINUOUSLY);
			}
		}  
		catch(Exception ex) {          
			System.out.println("Error with playing sound.");          
			ex.printStackTrace();  
		} 
	}