A device for supporting a curtain including a hollow rail which includes a length, a narrowed opening, and an upper attachment surface for attaching the rail to a horizontal support surface. A helically wound spring is disposed inside the hollow rail and includes a plurality of turns, a fixed end, and a moveable end. A plurality of curtain holding members are disposed on the plurality of turns wherein the plurality of holding members can move within the narrowed opening. The hollow rail is attachable via the upper attachment surface to the horizontal support surface so as to support a curtain along the length of the hollow rail.