class Bubble
{
    var parent:MovieClip;
    var mc:MovieClip;
    var visible:Bool = false;
    var depth:Int = 0;

    public function new(parentMC:MovieClip, width:Float, height:Float, ?id:String)
    {
        depth = parent.getNextHighestDepth();
        parent = parentMC;
    }
    public function swapContent(id:String)
    {
        mc = parent.attachMovie(id, "instanceName", mc.getDepth())
    }