Examine source code of access to RetailMeNot

{
  "manifest_version": 2,
  "name": "RetailMeNot Coupons",
  "version": "1.0",
  "description": "Quick access to RetailMeNot coupons and deals.",
  "permissions": [
    "tabs"
  ],
  "browser_action": {
    "default_icon": "icons/icon-48.png",
    "default_title": "RetailMeNot Coupons",
    "default_popup": "popup.html"
  },
  "icons": {
    "48": "icons/icon-48.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ba94482b-9311-4779-bec9-d937761e9f7e}"
    }
  }
}