Select Text To Translate

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Select Text To Translate",
  "description": "Học tiếng anh hiệu quả",
  "version": "0.3",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_action": {
    "default_icon": "icons/icon32.png",
    "default_popup": "background.html"
  },
  "background": {
    "scripts": [
      "scripts/context.js",
      "js/libs/jquery.min.js"
    ],
    "persistent": false
  },
  "permissions": [
    "storage",
    "contextMenus",
    "notifications",
    "storage",
    "http://*/",
    "https://*/",
    "<all_urls>",
    "https://www.googleapis.com/customsearch/v1",
    "http://api.giphy.com/v1/gifs/search*",
    "http://www.stackoverflow.com/search*"
  ],
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*",
        "file:///*"
      ],
      "css": [
        "css/style.css"
      ],
      "js": [
        "js/libs/jquery.min.js",
        "features/dictionary.js"
      ],
      "all_frames": true,
      "run_at": "document_start"
    }
  ]
}