[etc]

mc = this.createEmptyMovieClip('mc',this.getNextHighestDepth());
mc.loadMovie("my_movie.swf");
this.createTextField("preloader", 0, 200, 150, 30, 30);
preloader.text = "0%";

function updatePerl():Void
 {
var proc:Number=(mc.getBytesLoaded()/mc.getBytesTotal())*100;
if(proc<100 &&!isNaN(proc))
{
preloader.txet=Math.round(proc)+" %";
 }

if(proc==100) 
{
		clearInterval(time);
		preloader.removeTextField();
	}
}
var time:Number=setInterval(updatePerl, 500);