2.12.100   Decorum.
   A.   The mayor shall preserve the order and decorum, decide all questions of order and conduct the proceedings of the meeting in accordance with the parliamentary rules contained in Robert's Rules of Order unless otherwise provided by ordinance.
   B.   While the governing body is in session, the members shall observe order and decorum and neither delay nor interrupt (he proceedings of the commission nor disturb any member while speaking nor refuse to obey the orders of the commission or its presiding officer.
   C.   While the governing body is in session, no person shall act in a disorderly manner nor, while addressing the governing body, shall any person make any personal, impertinent or slanderous remarks. The presiding officer may bar anyone acting improperly from continuing his address to the governing body.
   D.   The chief of police or such police officer as he may designate shall be the sergeant-at-arms of the governing body and shall carry out all orders of the presiding officer for the purpose of maintaining the order and decorum of the session. Upon orders of the presiding officer, it shall be the duty of the sergeant-at-arms to place any person who violates the provisions of this section under arrest and cause him to be prosecuted upon the complaint of the presiding officer. (Prior code § 2-2-7)