Judge. Angie Terry Naylor (“the mother”) appeals from a custody-modification judgment entered by the Lawrence Circuit Court on October 22, 2006. Although the issue has not been addressed by either party, this court must first determine whether it has jurisdiction over this appeal. “Jurisdictional matters are of such importance that a court may take notice of them ex mero motu. ” McMurphy v. East Bay Clothiers, 892 So.2d 395, 397 (Ala.Civ.App.2004). “[T]he question whether a judgment is final is a jurisdictional question.” Johnson v. Johnson, 835 So.2d 1032, 1034 (Ala.Civ.App.2002). In this case, the tri la.Civ.App.2001) (<HOLDING>). Because a nonfinal judgment will not support
holding that the court could award child support without a showing of changed circumstances where the original divorce decree awarded child support to be set after a specified time upon petition to the court holding that review of nonfinal orders determining child custody in child dependency proceedings is not encompassed by rule 9130a3ciii which permits review of nonfinal orders determining child custody in domestic relations cases holding a judgment that reserved the issue of child support pending the mothers taking an examination  to obtain her nursing license to be nonfinal recognizing that nonfinal orders may be revised at any time before a final judgment is entered holding a judgment that stated that child support would be determined upon submission of cs41 forms by the parties to be nonfinal