var curvyCornersVerbose = false;

addEvent(window, 'load', initCorners);
 
  function initCorners() {
    var settings = {
      tl: { radius: 20 },
      tr: { radius: 20 },
      bl: { radius: 20 },
      br: { radius: 20 },
      antiAlias: true
    }
    curvyCorners(settings, "#main");
    curvyCorners(settings, "#left");
    curvyCorners(settings, "#right");
    curvyCorners(settings, "#top");
    curvyCorners(settings, "#bottom");
  }