Frivolous appeals, cross-appeals or original proceedings -

Dismissal and sanctions. The Oklahoma Supreme Court or Court of Civil Appeals shall dismiss an appeal that is frivolous, and may impose sanctions against the appellant, the appellant's attorney, or both. The sanctions that may be imposed may include the reasonable expenses incurred because of the filing of the appeal, including a reasonable attorney's fee. The court shall dismiss a cross-appeal or an original proceeding that is frivolous and may impose sanctions as provided by this section.