under obligation to give any testimony tending to criminate himself, and no testimony elicited from a witness by such examination u nder oath before the fiscal of the city or his assistants under this section shall be used against such witness in any prosecution pending or thereafter instituted against him. AHDTIE The fiscal of the city shall also cause to be investigated the causes of sudden deaths which have not been satisfactorily explained and when there is suspicion that the causes arose from the unlawful acts or omissions of other persons, or from foul play. F or that purpose, he may cause autopsies to be made, and shall be entitled to demand and receive for purposes of such investigations or autopsies the aid of all surgeons connected with the city police force. In case the fiscal of the city shall deem it nece ssary to have further assistance for the successful accomplishment of the purpose last above stated he shall make application to the Director of Health therefor, and the Director of Health shall thereupon furnish the assistance required. He shall at all tim es render such professional services as the mayor or Board may require, and shall have such powers and perform such other duties as may be prescribed by law or ordinance. There shall be such assistant fiscals as may be from time to time provided for in ap propriation ordinances: [183-38; 2026-1.] SECTION  2438 . Regular and Acting Judges of Municipal Court . — There shall be a municipal court, an acting judge of which, in case of a temporary vacancy on the court by reason of the sickness or absence of the regular judge, shall have all the powers of th e regular judge, and shall receive compensation during the time that he shall act at the same rate as the regular judge unless he be an officer or employee of the city. During the period when such acting judge is presiding, the regular judge shall receive  no salary, except such as he may be entitled to by reason of an earned leave of absence under existing law. [183-40; 267-10; 612-2.] SECTION  2439 . Duties of Clerk of Municipal Court . — The clerk of the municipal court shall keep its seal and affix it to all orders, judgments, certificates, records, and other documents issued by the court. He shall keep a docket of the trials in the cour t, in which he shall record in a summary manner the name of the defendant, the charge against him, the name of the prosecuting witness, the date of the arrest, the appearance of the defendant, the date of the trial, and the nature of the judgment, together  with the fines and costs adjudged or collected in accordance with the judgment. He shall have power to administer oaths. [183-40.] Copyright 2012 CD Technologies Asia, Inc. and Accesslaw, Inc. Philippine Law Encyclopedia 2011 730