Girl in to deep; need help dragdrop target

I´m trying something perhaps a little above my level, as I have just recently begun using flash (like a week ago), but I hatred doing this code ,but it does not work. So I hope that you may he can help me!

contact_mc.addEventListener(MouseEvent.MOUSE_DOWN, pickUp);
contact_mc.addEventListener(MouseEvent.MOUSE_UP, dropIt);
portfolio_mc.addEventListener(MouseEvent.MOUSE_DOWN, pickUp);
portfolio_mc.addEventListener(MouseEvent.MOUSE_UP, dropIt);

function pickUp(event:MouseEvent):void {;
function dropIt(event:MouseEvent):void {;

	if( == target_mc)
		trace("tar, on what's wrong, and what exactlyget:", event.currentTarget);
		event.currentTarget.gotoAndPlay("animateIn");		}
		trace("target:", event.currentTarget, "out");

contact_mc.buttonMode = true;
portfolio_mc.buttonMode = true;

any bright ideas ,on what is wrong and exactly what to do?