public void Dispose ()
		{
			if (domainHandle != null) {
				domainHandle.Dispose ();
				domainHandle = null;
			}
		}
		public override AppDomain ProvideTemplatingAppDomain (string content)
		{
			if (domainHandle == null) {
				domainHandle = TextTemplatingService.GetTemplatingDomain ();
			}
			return domainHandle.Domain;
		}