Text field to display % loading?

Hi
im using the version 8 of flash Pro.
I have this script for my preloader bar which works fine.

How i can add a text field/box so it can display the % percentage loaded ?

var myMCL:MovieClipLoader = new MovieClipLoader();
var myListener:Object = new Object();

myMCL.addListener(myListener);

myListener.onLoadProgress = function(target_mc:MovieClip, bytesLoaded:Number, bytesTotal:Number) {
	var loaded:Number = Math.round((bytesLoaded/bytesTotal) * 100);
	progressBar.gotoAndStop(loaded);
}

myListener.onLoadInit = function (target_mc:MovieClip) {
	progressBar._visible = false;
}

myListener.onLoadStart = function (target_mc:MovieClip) {
	progressBar._visible = true;
}

myMCL.loadClip("main_movie.swf","container");