У вашего броузера проблема в совместимости с HTML5
Learn how to vectorize or edit your handlettered art in Illustrator or Photoshop. Turn your hand lettering into high resolution images for making prints or sharing digitally. Or add a photo behind your lettering. A quick tutorial that covers the basics for beginners. Written instructions here: http://www.madebymarzipan.com/?p=11166