Council shall at the regular December meeting following its election choose by a majority vote one of its members as Mayor, to serve the remainder of his current term. The Mayor shall in addition to his powers, rights and duties as a member of Council, preside at all its meetings and shall be recognized as the official head of the municipality for all legal or ceremonial purposes, by the Governor for military purposes, and by the courts for the purpose of serving civil process. The Mayor shall perform all other duties prescribed for him in this Charter and such other duties as may be imposed on him by any measure of Council. He shall also have jurisdiction in civil and criminal cases as provided by the laws of Ohio.