Beginning with the term of office which commences in November, 2000, the five members of the Coosa County Commission shall elect from among themselves a chair who shall serve at the pleasure of the commission. The chair and each commissioner shall receive salary as provided in Section 11-3-4.1. In the event of a vacancy in the office of chair during a term of office, the members of the commission shall select a chair from among themselves to complete the term of office. Immediately upon selection of a chair, the judge of probate shall cease to be an ex officio member and chair of the county commission. The chair shall have and exercise all of the powers, duties, limitations, and responsibilities given to the chair of the county commission by general law or by local law. The chair, with approval of the county commission, shall manage the daily operation of the county commission.