How to use the TextBox text instead of external file text?

Hi,

The following code is nice to get the external text file data with type writer effect. But if I want to get the data from the code itself instead of external file. How to modify it? Please do help.

var timer:Timer = new Timer(1000, 1);
timer.addEventListener(TimerEvent.TIMER_COMPLETE, onTimerComplete);
timer.start();

function onTimerComplete(e:TimerEvent):void {

var myText:String; 
var counter:int = 0; 

var textLoader:URLLoader = new URLLoader(new URLRequest("Text.txt"));
textLoader.addEventListener(Event.COMPLETE, function(e:Event){initText(e.target.data);});

function initText(string:String):void{
    myText = string; 
    addEventListener(Event.ENTER_FRAME, writeText); 
}

function writeText(e:Event):void{
    if (counter <= myText.length){
            Message_mc.textField.text = myText.substr(0,counter); 
            counter++; 
    }
    else{
        removeEventListener(Event.ENTER_FRAME,writeText); 
    }
}
}