the promotion of the Company-Skype Branded Application or any other act or omission arising out of or relating to this Agreement. Such indemnification obligation of Skype is conditioned upon Tom Holding promptly notifying Skype Holding in writing setting forth with specificity the claim or action to which such indemnification obligation applies, and reasonable cooperation, information, and assistance in connection therewith. Skype Holding will have the right to control the defense of each such claim and any lawsuit or proceeding arising therefrom. In no event will the Online Group or the Group settle any such claim or lawsuit or proceeding arising therefrom without the prior written approval of Skype Holding. In defending against such claim or action, Skype Holding may (i) contest; (ii) settle; (iii) and in the case of any claim that the Skype Rights infringe the intellectual property or other proprietary rights of a third party, (a) procure for Online Group and its customers, or the Group, the right to continue using the Skype Rights, as applicable, or (b) modify or replace the Skype Rights, as applicable, so that it they longer infringe. 13.3 Guarantor. The guarantees in the foregoing clauses are to be continuing guarantees and accordingly to remain in force until all the obligations or liabilities of the relevant parties shall have been performed or satisfied in full. Subject to any other provisions of this Agreement, the guarantees are in addition to and without prejudice to and not in substitution for any rights or security which parties may now or hereafter have or hold for the performance and observance of the obligations, commitments, undertakings and warranties of the parties under this Agreement. 13.4 Notice; Participation. The party claiming indemnification pursuant to this Section 13 ("Indemnified Party") shall promptly notify the other party ("Indemnifying Party") of any such