public static async Task SlideAndScale(Button btn, double width, float milliSeconds, double scaleFrom, double scaleTo, double topleftFrom, double topleftTo)
{
var sb = new Storyboard();
sb.AddScale(milliSeconds, scaleFrom, scaleTo, scaleFrom, scaleTo);
sb.AddCanvasSlide(milliSeconds, topleftFrom, topleftTo, topleftFrom, topleftTo);
sb.Begin(btn);
btn.Visibility = Visibility.Visible;
await Task.Delay((int)milliSeconds);
}