text: during which any person has been qualified to practise as an advocate or attorney any 
  period during which he or she has held judicial office after becoming so qualified shall be 
  included. 
  
  (5) If the office of Chief Justice is vacant or if the Chief Justice is for any reason 
  
  unable to perform the functions of his or her office, then, until a person has been 
  appointed to and has assumed the functions of that office or until the Chief Justice has 
  resumed those functions, as the case may be, those functions shall be performed by 
  such one of the judges of the High Court or such other person qualified for appointment 
  as a judge of the High Court as the President may appoint for that purpose: 
  
  Provided that- 
  
  (i) a person may be appointed under this subsection notwithstanding that he or 
  she has attained the age of 70 years or such other age as may be prescribed 
  for the purposes of section 97 of this Constitution; 
  
  (ii) a person appointed under this subsection, who is not a judge of the High Court, 
  may, notwithstanding the assumption or resumption of the functions of the office 
  of Chief Justice by the holder of that office, continue to act as a judge of the 