addEvent(window, 'load', initCorners);

  function initCorners() {
    var settings = {
      tl: { radius: 10 },
      tr: { radius: 10 },
      bl: { radius: 10 },
      br: { radius: 10 },
      antiAlias: true
    }

  
    curvyCorners(settings, ".myBox");
  }