ArrowCube

This is another type of 2x2x2cube puzzle. If MouseDown outside of Cube, then drag total object. If MouseDown on Cube, then rotate 4 cubes. Please drag traverse 2 faces(of 6x4=24), if you drag traverse only 1 faces , then no rotation will occur. Each surface has arrow. In initial state every 4 arrows has same direction. The aim of this puzzle is to set all 4 arrows in each faces to same direction.