import flash.display.Sprite;

import flash.events.MouseEvent;

 

var active:Sprite = new Sprite();

active.x = 100;

active.y = 100;

active.graphics.beginFill(0xFF0000);

active.graphics.drawRect(0,0,120,40);

active.graphics.endFill();

active.addEventListener(MouseEvent.MOUSE_OVER, _mouseOver);

active.addEventListener(MouseEvent.MOUSE_OUT, _mouseOut);

 

var hint:Sprite = new Sprite();

hint.x = 100;

hint.y = 50;

hint.graphics.beginFill(0xFF0000);

hint.graphics.drawRect(0,0,120,40);

hint.graphics.endFill();

hint.visible = false;

 

addChild(active);

addChild(hint);

 

function _mouseOver(event:MouseEvent):void {

        hint.visible = true;

}

 

function _mouseOut(event:MouseEvent):void {

        hint.visible = false;

}