public function __construct(
			array $segments = array(),
			$delimiter = '',
			$prefix = '',
			$suffix = '' ) {
		parent::__construct( $prefix, $suffix );
		$this->segments = $segments;
		$this->delimiter = $delimiter;
		$this->exists = True;
	}
	public function __construct( $text ) {
		parent::__construct();
		$this->text = $text;
		$this->exists = True;
	}
	public function __construct( $segment, $prefix = '', $suffix = '' ) {
		parent::__construct( $prefix, $suffix );
		$this->segment = $segment;
	}