on load movie clip place random change

placing all this clips into 1 movieclip and in 1 frame this script is use

and in that clip 5 different position clips arranged,

but every time swf loaded those clips are randomly place taht i want

stop();

function randomFrameAndStop(target_mc:MovieClip) {

    var rFrame:Number = Math.floor(Math.random()*5)+1;

    trace(rFrame);

    target_mc.gotoAndStop(rFrame);

}

randomFrameAndStop(this);