AS3 Tweener Class Adobe Class fl.transitions.*

package{
	import flash.display.*;
	import flash.events.*;
	import fl.transitions.*;
	import fl.transitions.easing.*;
 
	public class animTweenClass extends MovieClip{
		public var ClickonWat:int;
		//Invoking library movieclip linked to library
		public var safariMC = new safari();
		public var calendarMC = new calendar();
		public var emailMC = new email();
		public var contactMC = new contact();
		public var youtubeMC = new youtube();
		public var clockMC = new clock();
		public var containerMC:MovieClip;
 
		//Special Tween Objects needed;
		public var FadeAnim:Tween;
		public var MotionY:Tween;
 
		public function animTweenClass(){
			btn_safari.buttonMode = true;
			btn_calendar.buttonMode = true;
			btn_email.buttonMode = true;
			btn_contact.buttonMode = true;
			btn_youtube.buttonMode = true;
			btn_clock.buttonMode = true;
 
			btn_safari.addEventListener(MouseEvent.CLICK,triggerbuttons);
			btn_calendar.addEventListener(MouseEvent.CLICK,triggerbuttons);
			btn_email.addEventListener(MouseEvent.CLICK,triggerbuttons);
			btn_contact.addEventListener(MouseEvent.CLICK,triggerbuttons);
			btn_youtube.addEventListener(MouseEvent.CLICK,triggerbuttons);
			btn_clock.addEventListener(MouseEvent.CLICK,triggerbuttons);
		}
 
		private function triggerbuttons(evt:Event):void{
			if(containerMC){
				//Delete off containerMC - free memory location per click
				removeChild(containerMC);
			}
			containerMC = new MovieClip();
			containerMC.x = 150;
			containerMC.y = 200;
			containerMC.alpha = 0;
			addChild(containerMC);
 
			switch(evt.target.name)
			{
				case "btn_safari":
					containerMC.addChild(safariMC);
				break;
 
				case "btn_calendar":
					containerMC.addChild(calendarMC);
				break;
 
				case "btn_email":
					containerMC.addChild(emailMC);
				break;
 
				case "btn_contact":
					containerMC.addChild(contactMC);
				break;
 
				case "btn_youtube":
					containerMC.addChild(youtubeMC);
				break;
 
				case "btn_clock":
					containerMC.addChild(clockMC);
				break;
			}
			//Samples on how to Begin tween animation.
			FadeAnim = new Tween(containerMC,"alpha",None.easeNone,0,1,0.2,true);
			MotionY = new Tween(containerMC,"y",Elastic.easeOut,0,180,0.5,true);
		}
	}
}