Examine source code of Latest BBC News

{
  "description": "Latest BBC News",
  "manifest_version": 2,
  "name": "Latest BBC News",
  "version": "1.41resigned1",
  "homepage_url": "http://redrobe.com/mike",
  "icons": {
    "48": "icons/bbcnews.png"
  },
  "permissions": [
    "activeTab"
  ],
  "browser_action": {
    "default_icon": "icons/bbcnews.png",
    "default_title": "Latest BBC News",
    "default_popup": "data/news.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "jid0-eDnnUysO0jCWpfyOI2Td19kjgSI@jetpack"
    }
  }
}