Metacritic score/time graph

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Metacritic score/time graph",
  "short_name": "Metac. graph",
  "description": "Get an overview of how early and late reviews differ.",
  "version": "0.2",
  "content_scripts": [
    {
      "matches": [
        "*://www.metacritic.com/*"
      ],
      "js": [
        "mcstg.js"
      ]
    }
  ]
}