Examine source code of Tribal Wars - brown

{
  "theme": {
    "images": {
      "theme_frame": "top_bar_tribal_wars.jpg"
    },
    "colors": {
      "frame": "#595656",
      "tab_background_text": "#292222"
    }
  },
  "version": "2.0",
  "name": "Tribal Wars - brown",
  "manifest_version": 2,
  "description": "A persona for the players of popular browser game - Tribal Wars.\nHave fun, mates!"
}