The invention relates to a novel window. The novel window comprises a fixed window sash and a movable window sash which are additionally arranged on a wall body, wherein a sliding assembly is additionally arranged between the movable window sash and the fixed window sash, and the sliding assembly comprises sliding grooves additionally arranged at the upper end and the lower end of the fixed windowsash and sliding rails additionally arranged at the upper end and the lower end of the movable window sash; the movable window sash comprises a sash frame and sash blades; the upper end and the lowerend of the fan frame are fixedly connected with the sliding rails; a rotating assembly is additionally arranged between the sash frame and the sash blades; the rotating assembly comprises first connecting plates, second connecting plates and rotating shafts; the first connecting plates are additionally arranged at the two end parts of the upper end of the sash frame and face the sash blades, thesecond connecting plates are additionally arranged at the two end parts of the upper end of the sash blades and face the sash frame, and the rotating shafts penetrate through the first connecting plates and the second connecting plates; a limiting assembly for limiting the rotating of the sash blades are additionally arranged on the sash frame; and supporting assemblies for supporting the sash blades are additionally arranged on the sash frame. The novel window is provided with three modes of opening the window in different directions and is suitable for different weather conditions.