[Fl00r]

Обошолся.

function showAlert(title, message) {
_global.messager = message;

alertWindow = mx.managers.PopUpManager.createPopUp(_level0, mx.containers.Window, true, { title:title, contentPath:"alertContent", closeButton:true});

alertWindowListener = new Object();
alertWindowListener.click = function(eventObject){
alertWindow.deletePopUp();
}

alertWindow.addEventListener("click", alertWindowListener);
alertWindow.addEventListener("complete", alertWindowListener);
alertWindow.setSize(300,400);
} 
showAlert("asd","asdasdsda jsdfl hasdf asdfklfh  kasdfjghasdfk jhfasdk hsdafl dfhlak sdjhlasdfjhskladjfhklsd fhkl sdhlfh sdlkfh sdlkfkl  sdhkl;sdkl f hlsdk kjsdf jl asdhdfj ldfj;sdha sdakf hsdjkl fjklsdg flgghjh jkhjhgf jkghkjgh kjhg jkh gkj kjh gkj gjkg jkh gjkhg kjhg jhg jkhgk jh gkjghk jgjkh gh jkgh jkhg hgkj kjh  zdk zjhafkl hiulsdf lksdfsdkjfhlsdjkafh lasdhf kljsdfh jkzxh ckvjh zxcvkjhzxcv klzxcvhj vzxcljkzxcvh lcvjkzh zvljkh ljkh klzjxchjxlzckhzx CLKJh zxcjklhxcZ JKLZXCHLjkZXCZXJKLChxzckhkl hkljxh zvcjkhv zxckjh czxvjklxcvh zkljzc xvzcjklxvh xcvklzzhxc vkljzxcvklzxcjh xcvklzxcklzjh cvxjklzxchv jklcxvh klxcjzvh klxcjzhv kljxczv jklxczh cjklzxvh klxcjzhv kljzxch vjklzxch vkljzxchv jklxzch vjklzxchv kljxczh vjklxczvh kljzxchv jklxczvh kljxczh vjklzxhcv jklhxc zvkjlzxcvh lckzxvh jkxczhv kjlsfuiwerotyowierifts]op at sdklfj a;suczhv kjlsfuiwerotyoifts]op at sdklfjasd asfh sdfklh sdfa a;suczhv kjlsfuiwerotyowierifts]op at sdklfj a;suri;wejf/ksdjf ;oiau'fjsw aofui kljsdh fkljsdh fkljasdhfkl jsdfhl dfhlasdkhlasdfjkh lsdf hl dsalhjsd hdfslk sdakljsdfh kljhasdfl kjsdfha kljdfash klsdf al");

alertContent - связан соответственно с alertContent. As включен.
В нем - textArea и 1 кадр

main_message.text = messager;
main_message.setStyle("border","none");