Examine source code of SH Infos

{
  "description": "Informations de quête Shake&Fidget ",
  "manifest_version": 2,
  "name": "SH Infos",
  "version": "1.0.3resigned1",
  "homepage_url": "http://freddyp2.free.fr/",
  "icons": {
    "48": "images/icon_sf.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.sfgame.fr/*",
        "*://*.sfgame.net/*"
      ],
      "js": [
        "sh_content.js"
      ],
      "all_frames": true
    }
  ],
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "*://*.sfgame.fr/*",
    "*://*.sfgame.net/*"
  ],
  "web_accessible_resources": [
    "images/*.gif",
    "images/*.png",
    "images/*.css",
    "scripts/*.js"
  ],
  "background": {
    "scripts": [
      "sh_background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{592a5f3d-f54a-49f4-bfbe-5fa2ab1b82ab}"
    }
  }
}