Examine source code of dBil

{
  "manifest_version": 2,
  "name": "dBil",
  "permissions": [
    "*://*.bild.de/*",
    "*://bild.de/*"
  ],
  "version": "0.0.1.1",
  "content_scripts": [
    {
      "matches": [
        "*://*.bild.de/*",
        "*://bild.de/*"
      ],
      "js": [
        "bildContentScript.js"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    "public/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "dbil@ppluss.de"
    }
  }
}