manifest.json

{
  "name": "__MSG_appName__",
  "version": "0.0.1",
  "manifest_version": 2,
  "description": "__MSG_appDescription__",
  "icons": {
    "16": "images/icon-16.png",
    "128": "images/icon-128.png"
  },
  "default_locale": "en",
  "background": {
    "scripts": [
      // "scripts/chromereload.js",
      "scripts/background.js"
    ]
  },

  "browser_action": {
    "default_icon": {
      "19": "images/icon-19.png",
      "38": "images/icon-38.png"
    },
    "default_title": "link checker",
    "default_popup": "popup.html"
  },

  "web_accessible_resources": [
    "styles/style.css"
  ],

  "content_scripts": [ {
      "all_frames": true,
      "js": [ "scripts/jquery.js", "scripts/checker.js" ],
      "matches": [ "<all_urls>" ],
      "run_at": "document_end"
  }, {
      "all_frames": true,
      "css": [ "styles/style.css" ],
      "matches": [ "<all_urls>" ],
      "run_at": "document_end"    
  }],

  "permissions": ["<all_urls>", "activeTab"]
}