Simply PNR

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Simply PNR",
  "description": "Simply enter the Indian Railways/IRCTC PNR number and get current PNR status",
  "version": "2.0.33",
  "permissions": [
    "http://www.indianrail.gov.in/*",
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "content_security_policy": "script-src 'self' https://ssl.google-analytics.com; object-src 'self'",
  "browser_action": {
    "default_popup": "index.html",
    "default_icon": "img/icon.png"
  },
  "icons": {
    "16": "img/icon.png",
    "128": "img/128-train.png"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "js": [
        "lib/jquery/jquery-1.10.2.min.js",
        "js/xframe.js"
      ],
      "matches": [
        "*://*.indianrail.gov.in/*"
      ],
      "run_at": "document_end"
    }
  ]
}