Hover Link

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Hover Link",
  "description": "When hovering over short url link or any link it will show the final destination URL.",
  "version": "1.0",
  "manifest_version": 2,
  "icons": {
    "48": "icons/48x48.png"
  },
  "background": {
    "page": "html/background.html"
  },
  "permissions": [
    "*://*/*",
    "storage",
    "webRequest",
    "webRequestBlocking"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "js/jquery-2.1.1.min.js",
        "js/script.js"
      ],
      "css": [
        "css/script.css"
      ],
      "all_frames": false,
      "run_at": "document_end"
    }
  ],
  "options_page": "html/options.html",
  "page_action": {
    "default_icon": {
      "19": "icons/19x19.png"
    },
    "default_title": "Hover Link",
    "default_popup": "html/options.html"
  }
}