Examine source code of seanavigator

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#75c6c7",
      "tab_background_text": "#75c6c7"
    }
  },
  "version": "2.0",
  "name": "seanavigator",
  "manifest_version": 2,
  "description": "A Seamonkey theme in tribute to Netscape. I have packaged a collection of add-ons under the name seamonkey1 (<a rel=\"nofollow\" href=\"https://addons.mozilla.org/en-US/firefox/collections/mine/\">https://addons.mozilla.org/en-US/firefox/collections/mine/</a>) to go with this lightweight theme and make it more complete, as well as a splash page (<a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/15565bfc77cc56c6bcdc2096a9a9a3d9de0f642731a1662f5f1d83db3f908a4d/http%3A//cranberryowl.wix.com/netscape%29\">http://cranberryowl.wix.com/netscape)</a>."
}