Examine source code of dosquared - blue

{
  "theme": {
    "images": {
      "theme_frame": "header2.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "dosquared - blue",
  "manifest_version": 2,
  "description": "dosquared - Join the Revolution @ <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/6428f1fb933f84b8a90f12f63181ea10dad74d6920d31b5990734ad9b160dc19/http%3A//www.dosquared.com/\">http://www.dosquared.com/</a>"
}