Cookie Clicker

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Cookie Clicker",
  "description": "Clicks cookie in Cookie Clicker when any keys are pressed.",
  "icons": {
    "128": "cookie_128.png"
  },
  "version": "1.0",
  "content_scripts": [
    {
      "matches": [
        "http://orteil.dashnet.org/cookieclicker/*"
      ],
      "js": [
        "contentscript.js"
      ],
      "run_at": "document_idle"
    }
  ]
}