Help plz!

[SIZE=3]Ok,so i’m trying to do what this guy did,

[/SIZE]http://uploads.ungrounded.net/content.php?id=268963&name=268963_StickManSam2.swf&title=StickMan%20Sam%20-%20Part%202&date=1150516800&quality=b&uj=0&w=550&h=400
(just move the mouse around and move on the first mission)

what code do you use to make the hands and the head face where the mouse goes and flpis when pass the half way point? PLEASE HELP ME!!!