public static void decryptFile(BigInteger ms)
	{
		try
		{
			File plain = new File("encrypt.txt");
			File encrypt = new File("decrypt.txt");
			Scanner in = new Scanner(plain);
			PrintWriter out = new PrintWriter(encrypt);
			String line, decry;
			while(in.hasNextLine())
			{
				line = in.nextLine();
				decry = DESDecryption(line, ms);
				out.println(decry);
			}
			out.close();
			in.close();
		} catch (Exception e)
		{
			System.out.println(e);
		}
	}