Anyone, Please Help Me?

hey guys can someone help me, im making a webpage atm and i have 3 papers spread on a table, they are 3 movieclips, eg paper1,2, 3,. they are spread and on top of each other, i want to be able to click on paper 3 (thats the one on the bottom) and replace it to the top (as if your grabbing the paper and putting it on top of the pile) any ideas???? cheers