using System.DirectoryServices;
using System;

public class CreateSite
{
   public static void CreateNewSite()
   {
      DirectoryEntry w3svc = new DirectoryEntry("IIS://localhost/w3svc");
      object a = (object)w3svc.Invoke("CreateNewSite", new object[]{"Test", new object[]{":81:"}, "c:\\inetpub\\www2"});
      Console.WriteLine(a);
   }
   public static void Main(string[] args)
   {
      CreateNewSite();
   }

}