import flash.display.Loader;

var _loader = new Loader();

stage.addEventListener(MouseEvent.CLICK, startLoading);

function startLoading(e:MouseEvent):void
{
	_loader.load(new URLRequest("http://www.wutang-corp.com/pix/tomb/header/header_li.gif"));
}

_loader.contentLoaderInfo.addEventListener(Event.COMPLETE, finishLoading);

function finishLoading(e:Event):void
{
	_loader.contentLoaderInfo.removeEventListener(Event.COMPLETE, finishLoading);

	addChild(_loader);

}