left_pos = pos.move(-pos.width * 1.5,
(selected.size[1] - pos.height) / 2)
right_pos = pos.move(selected.size[0] + pos.width * 0.5,
left_pos = pos.move(-pos.width * 1.5,
(selected.size[1] - pos.height) / 2)
right_pos = pos.move(selected.size[0] + pos.width * 0.5,