How to resize the text box depending upon the swf in flash?

Question

in that i have a text box.when i enlarge the swf window the size of swf is large.In that time i want to resize the textbox.how to do this?

i need to adjus the x,y ,width and height depend upon the stage height and width.

update

when i resize the window it looks like that

Answer 1

stage.align = StageAlign.TOP_LEFT;
stage.scaleMode = StageScaleMode.NO_SCALE;

_resize();

stage.addEventListener(Event.RESIZE, _resize);
function _resize(e:Event = null):void
{
    tbox.x = 0;
    tbox.y = 0;
    tbox.width = stage.stageWidth;
    tbox.height = stage.stageHeight;
}