[Nox Noctis]

this.createTextField("info_txt", 2, 230, 180, 0, 0);
info_txt.autoSize = true;
this.createEmptyMovieClip("myClip", 1);
tellTarget (myClip) {
	moveTo(200, 175);
	lineStyle(4, 0x666666);
	lineTo(300, 175);
	//
	moveTo(200, 175);
	lineStyle(2, 0xffffff);
	lineTo(percent+200, 175);
}
_root.onEnterFrame = function() {
	var l = this.getBytesLoaded();
	var t = this.getBytesTotal();
	var percent = Math.round(l/t*100);
	this.myClip._xscale = l/t*100;
	this.info_txt.text = "Загружено: - "+percent+" %";
	if (l && t && l>=t) {
		delete this.onEnterFrame;
		this.info_txt.removeTextField();
		removeMovieClip(this.myClip);
		this.play();
	}
};
stop();

а так ? :)