The board shall choose one of its members president, and another vice president, who shall be authorized to act for the president during his absence or disability. The board shall choose a secretary, who shall not be a member of the board, and shall provide for the time and place of holding its meetings which shall be held at least once each month. The president shall be paid a salary of five thousand dollars ($5,000) per year. The vice president shall be paid a salary of three thousand dollars ($3,000) per year. Such salaries shall be in addition to any payments authorized under Section 28748.8.