cross the river iq test/puzzle/riddle

[Mothercooter]

http://freeweb.siol.net/danej/riverIQGame.swf

RULES:
Everybody has to cross the river;
Maximum 2 persons on the raft at a time;
The father can not stay with any of the daughters without their mother's presence;
The mother can not stay with any of the sons without their father's presence;
The thief (striped shirt) can not stay with any family member if the Policeman is not there;
Only the Father, the Mother and the Policeman know how to operate the raft;
To start click on the big blue circle on the right;
To move the people click on them;
To move the raft click on the pole on the opposite side of the river.