$repetitions = 1;
	}
	my ($type, $name) = split (/:/, $type_name);
	if (! $name) {
	    $type = $type_name;
	    if (! defined ($anon_index{$type})) {
		$anon_index{$type} = 1;
		$name = "mtt${type}";
	    } else {
		$anon_index{$type}++;
		my $num = ++$anon_index{$type};
	    }
	    my $num = $anon_index{$type};
	    $name = "mtt${type}_${num}";
		$name = "mtt${type}_${num}";
	    }
	    $anonymous = 1;
	} else {
	    $anonymous = 0;
	}
	$component_id_type{$id} = $type;
	$component_id_name{$id} = $name;
	$component_id_reps{$id} = $repetitions;