code: protected URL getConfigResource( String path )
          throws MalformedURLException
      {
          URL resource = getServletContext().getResource( path );
          if ( resource != null ) return resource;
          if ( path.startsWith( "/" ) ) path = path.substring( 1 );
          return _rch.getResource( path );
      }
docs: Get a resource URL for a module configuration file.  By default, this looks in the ServletContext
  and in the context classloader.
  
  @param path the path to the resource.
  @return an URL for the resource, or <code>null</code> if the resource is not found.
  @throws MalformedURLException