static void Main(string[] args)
		{
			if (args.Length != 1)
			{
                Console.WriteLine("Usage: Recipe4_1 [URL to Scan]");
			} 
			else
			{
				ScanURL d = new ScanURL();
				d.Scan(args[0]);
			}
		}
 static void Main(string[] args)
 {
     if (args.Length != 1)
     {
         Console.WriteLine("Usage: Recipe4_1 [URL to Scan]");
     }
     else
     {
         ScanURL d = new ScanURL();
         d.Scan(args[0]);
     }
 }