How to get revies success message in magento?

Array ( [core] => Array ( [_session_validator_data] => Array ( [remote_addr] => 192.168.151.102 [http_via] => [http_x_forwarded_for] => [http_user_agent] => Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.70 Safari/533.4 )

        [session_hosts] => Array
            (
                [technova2] => 1
            )

        [messages] => Mage_Core_Model_Message_Collection Object
            (
                [_messages:protected] => Array
                    (
                    )

                [_lastAddedMessage:protected] => Mage_Core_Model_Message_Success Object
                    (
                        [_type:protected] => success
                        [_code:protected] => Your review has been accepted for moderation
                        [_class:protected] => 
                        [_method:protected] => 
                        [_identifier:protected] => 
                        [_isSticky:protected] => 
                    )

            )

        [just_voted_poll] => 
        [visitor_data] => Array
            (
                [] => 
                [server_addr] => -1062692990
                [remote_addr] => -1062693018
                [http_secure] => 
                [http_host] => technova2
                [http_user_agent] => Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.70 Safari/533.4
                [http_accept_language] => en-US,en;q=0.8
                [http_accept_charset] => ISO-8859-1,utf-8;q=0.7,*;q=0.3
                [request_uri] => /~rahuls/sextoys/index.php/review/product/list/id/169/
                [session_id] => 21bq2vtkup5m1gtghknlu1tit42c6dup
                [http_referer] => http://technova2/~rahuls/sextoys/index.php/review/product/list/id/169/
                [first_visit_at] => 2010-06-16 05:49:56
                [is_new_visitor] => 
                [last_visit_at] => 2010-06-16 06:00:00
                [visitor_id] => 935
                [last_url_id] => 23558
            )

        [last_url] => http://technova2/~rahuls/sextoys/index.php/review/product/list/id/169/
    )

[_cookie_revalidate] => 1276669711
[customer_base] => Array
    (
        [_session_validator_data] => Array
            (
                [remote_addr] => 192.168.151.102
                [http_via] => 
                [http_x_forwarded_for] => 
                [http_user_agent] => Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.70 Safari/533.4
            )

        [session_hosts] => Array
            (
                [technova2] => 1
            )

        [id] => 
        [messages] => Mage_Core_Model_Message_Collection Object
            (
                [_messages:protected] => Array
                    (
                    )

                [_lastAddedMessage:protected] => 
            )

    )

[checkout] => Array
    (
        [_session_validator_data] => Array
            (
                [remote_addr] => 192.168.151.102
                [http_via] => 
                [http_x_forwarded_for] => 
                [http_user_agent] => Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.70 Safari/533.4
            )

        [session_hosts] => Array
            (
                [technova2] => 1
            )

    )

[review] => Array
    (
        [_session_validator_data] => Array
            (
                [remote_addr] => 192.168.151.102
                [http_via] => 
                [http_x_forwarded_for] => 
                [http_user_agent] => Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.70 Safari/533.4
            )

        [session_hosts] => Array
            (
                [technova2] => 1
            )

        [messages] => Mage_Core_Model_Message_Collection Object
            (
                [_messages:protected] => Array
                    (
                    )

                [_lastAddedMessage:protected] => 
            )

    )

[store_default] => Array
    (
        [_session_validator_data] => Array
            (
                [remote_addr] => 192.168.151.102
                [http_via] => 
                [http_x_forwarded_for] => 
                [http_user_agent] => Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.70 Safari/533.4
            )

        [session_hosts] => Array
            (
                [technova2] => 1
            )

    )

)

After posting the review i want to display the message: Your review has been accepted for moderation.

which appears in the session array. but how to fetch it :(. please help. Thanks in advance.