Examine source code of WebSitePulse Test Tools

{
  "browser_action": {
    "default_icon": "content/barico.png",
    "default_popup": "content/view.html",
    "default_title": "WebSitePulse Test Tools",
    "browser_style": true
  },
  "description": "Free online test tools help you minimize website downtime. Instantly test your web server and website from multiple locations.",
  "icons": {
    "48": "content/mainico.png"
  },
  "name": "WebSitePulse Test Tools",
  "permissions": [
    "tabs",
    "https://tools.websitepulse.com/*"
  ],
  "version": "2.0.1resigned1",
  "manifest_version": 2,
  "applications": {
    "gecko": {
      "id": "wsptesttools@websitepulse.com"
    }
  }
}