Examine source code of Football-ua_SPBlocker

{
  "manifest_version": 2,
  "name": "Football-ua_SPBlocker",
  "version": "1.2",
  "description": "Replaces special project's links with original football.ua ones where possible. Takes menu entries from champions.football.ua to original site",
  "icons": {
    "48": "img/icons/football_48.png",
    "96": "img/icons/football_96.png"
  },
  "web_accessible_resources": [
    "img/loading.gif"
  ],
  "content_scripts": [
    {
      "exclude_matches": [
        "*://*.football.ua/*.jpg"
      ],
      "matches": [
        "*://*.football.ua/*"
      ],
      "js": [
        "spBlocker.js"
      ]
    }
  ],
  "permissions": [
    "*://*.football.ua/*",
    "webRequest"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{754cd949-0036-4bd8-b945-7eee82fd5589}"
    }
  }
}