Examine source code of Throw the bums out

{
  "theme": {
    "images": {
      "theme_frame": "bumsHeader.png"
    },
    "colors": {
      "frame": "#bdb2b2",
      "tab_background_text": "#969393"
    }
  },
  "version": "2.0",
  "name": "Throw the bums out",
  "manifest_version": 2
}