Under  M.G.L. c. 149, s. 52D, eligible employees are permitted to take a total of 24 hours of unpaid leave during any 12-month period to attend to certain family obligations. These 24 hours are in addition to the 12 weeks allowed under the federal Family and Medical Leave Act ( 29 U.S.C. §§ 2601et seq.).   In 1998, the Attorney General's Office issued the following advisory putting forth the AGO's interpretation of the state statutory requirements: