$('.wrapper').avnSkeleton({
  cssPrefix: 'avn-skeleton',
  header: {
    selector: '> header',
    lines: 2,
    icon: true,
    loader: true
  },
  main: {
    selector: '> main',
    paragraphs: 3,
    lines: 4
  }
});

// Remove the skeleton when real content is available
$('.wrapper').avnSkeleton('remove');

// Display again the skeleton
$('.wrapper').avnSkeleton('display');