. (1) A person who has published words alleged to be defamatory of another person may, if he claims that the words were published by him innocently in relation to that other person, make an offer of amends under this section; and in any such case-- (a) if the offer is accepted by the party aggrieved and is duly performed, no proceedings for libel or slander shall be taken or continued by that party against the person making the offer in respect of the publication in question (but without prejudice to any cause of action against any other person jointly responsible for that publication); (b) if the offer is not accepted by the party aggrieved, then, except as otherwise provided by this section, it shall be a defence, in any proceedings by him for libel or slander against the person making the offer in respect of the publication in question, to prove that the words complained of were published by the defendant or were published by the defendant innocently in relation to the plaintiff and that the offer was made as soon as practicable after the defendant received notice that they were or might be defamatory of the plaintiff, and has not been withdrawn. (2) An offer of amends under this section must be expressed to be made for the purposes of this section, and must be accompanied by an affidavit specifying the facts relied upon by the person making it to show that the words in question were published by him innocently in relation to the party aggrieved; and for the purposes of a defence under paragraph 7(1)(b) no evidence, other than evidence of facts specified in the affidavit, shall be admissible on behalf of that person to prove that the words were so published. (3) An offer of amends under this section shall be understood to mean an offer--