Examine source code of Pebbles1

{
  "theme": {
    "images": {
      "theme_frame": "Pebbles.jpg"
    },
    "colors": {
      "frame": "#a8a8a8",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Pebbles1",
  "manifest_version": 2,
  "description": "This is made from my Painting found here:\n\n<a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/9c0f9108e79ace2ecd4ed7f9776737ef6926d17f23fdb62fa6f959b40ab41d12/http%3A//sites.google.com/site/eyeballabstractart/mypaintings-1/13\">http://sites.google.com/site/eyeballabstractart/mypaintings-1/13</a>"
}