The provisions of this article shall govern the appointment of all personnel for the Juvenile Docket of the district court in any county referred to in Section 2-4-101 of this title. Provided, employees now holding positions in a Juvenile or Children's Court shall remain in similar positions in the juvenile bureau until such time as the judge of the Juvenile Division, subject to the general administrative authority of the Presiding Judge of the Judicial Administrative District, shall otherwise direct, and any balances in appropriations for the maintenance and operation of the administrative personnel and organization under a Juvenile Court Act or Children's Court Act shall continue to be appropriated and shall be used for the operation of the juvenile bureau in the performance of duties set forth in this article.