manifest.json

{
  "manifest_version": 2,
  "name": "IMDB Ratings",
  "version": "0.1",
  "content_scripts": [
    {
      "matches": [ "<all_urls>" ],
      "js": ["content.js"]
    }
  ],
  "web_accessible_resources": [
    "styles.css"
  ],
  "background": {
    "scripts": ["background.js", "config.js"]
  },
  "browser_action": {
    "default_icon": "imdb.png"
  },
  "permissions": [
    "contextMenus"
  ],
  "icons": {
    "16": "imdb-16x16.png",
    "128": "imdb-128x128.png"
  }
}