Holding(s) in Company

NOTIFICATION OF MAJOR INTERESTS IN SHARES


        All relevant boxes should be completed in block capital letters.

1. Name of listed company                  2. Name of shareholder with a
                                           major interest


SECURITIES TRUST OF SCOTLAND PLC           ALLIANCE TRUST SAVINGS
                                           NOMINEES LTD

3. Please state whether notification       4. Name of the registered
indicates that it is regarding the         holder(s) and, if more than
holding of the shareholder named in 2      one holder, the number of
above; in respect of a non-beneficial      shares held by each of them
interest; or in respect of An
individual holder if it is a holding of
that person's spouse or children under
the age of 18.


AS IN 2.                                   AS IN 2.



5. Number of    6. Percentage of   7. Number of        8. Percentage of
shares/amount   issued class (any  shares/amount of    issued class
of stock        treasury shares    stock disposed      (any treasury
acquired        held by the                            shares held by
                listed company                         the listed
                should not be                          company should
                taken into                             not be taken into
NOT DISCLOSED   account when       58,613              account when
                calculating                            calculating
                percentage)                            percentage)


                NOT DISCLOSED                          0.00057%

9. Class of security               10. Date of         11. Date listed
                                   transaction         company informed

ORDINARY SHARES 1p                 25 APRIL 2006       26 APRIL 2006


12. Total holding following    13. Total percentage holding of issued
this notification              class following this notification
                               (any treasury shares held by the listed
                               company should not be taken into account
17,319,101                     when calculating percentage)

                               16.98%


14. Any additional                 15. Name of contact and telephone
information                        number for queries

All shares are held
on behalf of investors in          STEVEN McKEANE 0131 479 4886
plans administered by
Alliance Trust Savings
Limited.


16. Name and signature of  duly authorised officer of the listed company
responsible for making this notification


MARTIN CURRIE INVESTMENT MANAGEMENT LIMITED


Date of notification      28 APRIL 2006