Examine source code of Tchat CDR

{
  "manifest_version": 2,
  "name": "Tchat CDR popup",
  "version": "1.4resigned1",
  "description": "Ajoute un tchat au jeu CDR",
  "icons": {
    "48": "icons/bulle-chat.png"
  },
  "content_scripts": [
    {
      "matches": [
        "http://www.campagne-de-russie.com/jeu.php"
      ],
      "js": [
        "tchat.js",
        "bouton.js"
      ],
      "css": [
        "styleTchat.css"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{adc36744-ecc6-433f-a4fb-7d169a9ac734}"
    }
  }
}