Virtual Villager 2 gong puzzle help ????

I am stuck on puzzle Number 14 . I 've completed all other puzzles and achieved all the levels of technology . I know that one has to put a totem at the centre of mosaic to get the piece of gong , but i can't get any piece. i placed the totem on the centre circle of mosaic but nothing happened . plz help . can any body show me a screenshot of the same . Right answer will earn 10 points.