... for these reasons, we AFFIRM the district court's judgment compelling arbitration. We DISMISS S&T's appeal of the denial of its application for a temporary restraining order for lack of appellate jurisdiction. See Matter of Lieb, 915 F.2d 180, 183 (5th Cir. 1990) ("This court has long held that the denial of an application for a temporary restraining order is not appealable.").