Set a footer on your Flash Movie

[as] stageListener = new Object();
stageListener.onResize = function() {
// enter what you want to do on resize, for example:
contentHolder_mc._y = Stage.height – contentHolder_mc._height;
contentHolder_mc._width = Stage.width;
}
Stage.addListener(stageListener);
stageListener.onResize(); [/as]