System.useCodepage = true;
var memo_lv:LoadVars = new LoadVars();
memo_lv.onLoad = function(success:Boolean):Void {
	if (success) {
		memo_txt.text = this.memo;
	}
};
memo_lv.load("data.txt");

System.useCodepage = true;
var memo_lv:LoadVars = new LoadVars();
memo_lv.onData = function(data:String):Void {
	if (data) {
		memo_txt.html = true;
		memo_txt.htmlText = data;
	}
};
memo_lv.load("data.txt");

up_btn.onPress = function():Void {
	scrollUp();
};
up_btn.onRelease = function():Void {
	stopScroll();
};
down_btn.onPress = function():Void {
	scrollDown();
};
down_btn.onRelease = function():Void {
	stopScroll();
};
function scrollUp():Void {
	this.onEnterFrame = function():Void {
		memo_txt.scroll --;
	};
}
function scrollDown():Void {
	this.onEnterFrame = function():Void {
		memo_txt.scroll ++;
	};
}
function stopScroll():Void {
	delete this.onEnterFrame;
}

import mx.controls.UIScrollBar;
var scrollBar:UIScrollBar;
scrollBar.setScrollTarget(memo_txt);