gistfile1.txt

public function align(width:Number, height:Number, scale:Boolean=false):void {
			if(scale) {
				var percent:Number = width / _width;
				this.scaleX = this.scaleY = percent;
				
				if(this.height > height) {
					percent = height / _height;
					this.scaleX = this.scaleY = percent;
				}
			}
			
			this.x = (width - this.width) * .5;
			this.y = (height - this.height) * .5;
		}