主类
package
{
	import com.Onloaders;
	
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.events.TimerEvent;
	import flash.filters.GlowFilter;
	import flash.utils.Timer;

	[SWF ( width="800",height="600",backgroundColor = 0x000000)]
	public class KanXingXing extends Sprite
	{
		//private var loader:Onloaders;
		private var arr:Array = [];
		public function KanXingXing()
		{
			init();
		}
		private function init():void
		{
			for(var i:int = 0; i<150;i++)
			{
				var loader:Onloaders = new Onloaders("KanXing.swf");
				loader.addEventListener("JIA_ZAI_CHENG_GONG",onLoaderHandler);
				arr.push(loader);
				loader.x = Math.random()*800;
				loader.y = Math.random()*600;
				
				var gf:GlowFilter = new GlowFilter(0xffffff*Math.random(),1,20,20);
				loader.filters = [gf];
				loader.scaleX = Math.random()*0.2+0.8;
				loader.scaleY = Math.random()*0.2+0.8;
				loader.alpha = Math.random()*0.5+0.5;
				stage.addChild(loader);
			}
			var timer:Timer = new Timer(800);
			timer.start();
			timer.addEventListener(TimerEvent.TIMER,onTimerHandler);
		} 
		
		protected function onTimerHandler(event:TimerEvent):void
		{
			for (var i:int = 0;i<arr.length;i++)
			{
				var gf:GlowFilter = new GlowFilter(0xffffff*Math.random(),1,20,20);
				arr[i].filters = [gf];
			}
			
		}
		protected function onLoaderHandler(event:Event):void
		{
			
		}
	}
}

　　上面的代码是对副类的调用，对其添加效果，设置loader的随机缩放，播放的时间间隔，以及透明度等效果......

副类
package com
{
	import flash.display.Loader;
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.net.URLRequest;
	
	public class Onloaders extends Sprite
	{
		private var loader:Loader;
		private var url:URLRequest;
		private var str:String;
		public function Onloaders(str:String)
		{
			str = "KanXing.swf";
			loader = new Loader();
			url = new URLRequest(str);
			loader.load(url);
			
			loader.contentLoaderInfo.addEventListener(Event.COMPLETE,OnLoaderCompleteHandler);
			
			super();
		}
		
		protected function OnLoaderCompleteHandler(event:Event):void
		{
			addChild(loader);
			trace("加载成功");
			dispatchEvent(new Event("JIA_ZAI_CHENG_GONG"));
		}
	}
}