DIRECTOR'S / PDMR's INTERESTS The Company announces that a conditional award over 72,464 ordinary shares of 5486/91 US cents in the capital of the Company ("Shares"), granted to Mrs Cynthia Carroll upon her appointment as a director in 2007, vested on 4 March 2008. 29,710 Shares were sold at GBP33.29 each to settle the tax and national insurance liability and the balance were released. Consequently, Mrs Carroll's beneficial interest has increased by 42,754 Shares. The notification of these transactions is to satisfy the Company's obligations under the Financial Services Authority Disclosure and Transparency Rules 3.1.2 to 3.1.4.