static ArrayList<String> loadBackup(){
			
		ArrayList<String> liste = new ArrayList<String>();
		 
		try
		{
		    File f = new File ("backup.ml0");
		    FileReader fr = new FileReader (f);
		    BufferedReader br = new BufferedReader (fr);
		 
		    try{   
		        for (int i = 0; i < 2; i++){
		    		liste.add(br.readLine());
		    		if(liste.get(i) == null){
		    			liste.set(i, "" + 0);
		    		}
		        }
		 
		        br.close();
		        fr.close();
		    }
		    
		    catch (IOException exception){
		        System.out.println ("Reading error: " + exception.getMessage());
		        liste.set(0, "0");
		    }
		}
		catch (FileNotFoundException exception)
		{
		    System.out.println ("The file has not been found");
	        liste.set(0, "0");
		}
		
		return liste;
	}