problème affichage caractère gras

var formatGlobal:TextFormat = new TextFormat ("times", 12);
txt_gontard_fr.setTextFormat (formatGlobal);

var formatSelection:TextFormat = new TextFormat ("times", 12);
formatSelection.bold=true

function appliquerFormatSurSelection (e:MouseEvent):void
{
	txt_gontard_fr.setTextFormat (formatSelection, txt_gontard_fr.selectionBeginIndex, txt_gontard_fr.selectionEndIndex);
}

boutonAppliquer.addEventListener (MouseEvent.CLICK, appliquerFormatSurSelection)

//Enregistrer

miseajour_btn.addEventListener(MouseEvent.MOUSE_DOWN, bout_sauver_MouseDown);

var sauverxml:Array = new Array();
function bout_sauver_MouseDown(event:MouseEvent):void
{

	var vr:URLVariables = new URLVariables();
	vr.action = 'save';
	vr.value = txt_gontard_fr.htmlText;
	var rq:URLRequest = new URLRequest("site_swf/fr/site.php");
	rq.method = URLRequestMethod.POST;
	rq.data = vr;
	
	sauverxml.push(new URLLoader());
	sauverxml[sauverxml.length-1].dataFormat = URLLoaderDataFormat.TEXT;
	sauverxml[sauverxml.length-1].addEventListener(Event.COMPLETE, bout_sauver_Load_OK);
	sauverxml[sauverxml.length-1].addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler);
	sauverxml[sauverxml.length-1].addEventListener(HTTPStatusEvent.HTTP_STATUS, httpStatusHandler);
	sauverxml[sauverxml.length-1].addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler);
	
	try
	{
		sauverxml[sauverxml.length-1].load(rq);
		texte_statut.text = "sauvegarde en cours";
	}
	catch (error:Error)
	{
		texte_statut.text = "sauvegarde impossible";
	}
}


function bout_sauver_Load_OK(event:Event):void
{
	var ld:URLLoader = event.currentTarget as URLLoader;
	ld.removeEventListener(Event.COMPLETE, bout_sauver_Load_OK);
	ld.close();
	texte_statut.text = "Réponse Php: " + event.target.data;
}

// Charger

btn_gontard_fr.addEventListener(MouseEvent.MOUSE_DOWN, bout_charger_MouseDown);

var loaderxml:Array= new Array();
function bout_charger_MouseDown(event:MouseEvent):void
{
	
	loaderxml.push(new URLLoader());
	loaderxml[loaderxml.length-1].dataFormat = URLLoaderDataFormat.TEXT;
	loaderxml[loaderxml.length-1].addEventListener(Event.COMPLETE, Load_Ok);
	loaderxml[loaderxml.length-1].addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler);
	loaderxml[loaderxml.length-1].addEventListener(HTTPStatusEvent.HTTP_STATUS, httpStatusHandler);
	loaderxml[loaderxml.length-1].addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler);
	try
	{
		loaderxml[loaderxml.length-1].load(new URLRequest("site_swf/fr/textes_fr/site_fr.xml"));
		texte_statut.text = "chargement";
	}
	catch (error:Error)
	{
		texte_statut.text = "chargement impossible";
	}
}


function Load_Ok(e:Event)
{
	var i:int = 0;

	var xml:XML = new XML(e.target.data);
	var il:XMLList = xml.zonetexte;
	texte_statut.text = "chargement accompli : " + il;
	var texte:String = il;
	//texte = texte.split("  ").join("");
	//texte = texte.split("\t").join("");
	//texte = texte.split("\n").join("");

	txt_gontard_fr.condenseWhite = true;
	txt_gontard_fr.htmlText = texte;
	

	var ld:URLLoader = e.currentTarget as URLLoader;
	ld.removeEventListener(Event.COMPLETE, Load_Ok);
	ld.close();
}

function securityErrorHandler(event:SecurityErrorEvent):void
{
	texte_statut.text = "securityErrorHandler: " + event;
}

function httpStatusHandler(event:HTTPStatusEvent):void
{
	texte_statut.text = "httpStatusHandler: " + event;
}

function ioErrorHandler(event:IOErrorEvent):void
{
	texte_statut.text = "ioErrorHandler: " + event;
}