Examine source code of Offers.com

{
  "name": "Offers.com Coupon Codes and Deals",
  "short_name": "Offers.com",
  "version": "3.0.18resigned1",
  "manifest_version": 2,
  "description": "Get the best coupon codes and deals while you surf. Never miss a deal again with the Free Offers.com Extension.",
  "applications": {
    "gecko": {
      "id": "offerscom@vertive"
    }
  },
  "icons": {
    "16": "img/action-38.png",
    "32": "img/action-38.png",
    "64": "img/action-38.png",
    "128": "img/action-38.png"
  },
  "background": {
    "scripts": [
      "js/jquery-1.7.1.js",
      "js/mustache.js",
      "js/base64.js",
      "js/uri.js",
      "js/mixpanel.js",
      "js/installChecker.js",
      "js/storage.js",
      "js/coupon.js",
      "js/offers.js",
      "js/company.js",
      "js/display.js",
      "js/background.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "19": "img/action-19.png",
      "38": "img/action-38.png"
    },
    "default_title": "Offers.com"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "css": [
        "css/font-awesome.min.css"
      ],
      "js": [
        "js/jquery-1.7.1.js",
        "js/mustache.js",
        "js/base64.js",
        "js/mixpanel.js",
        "js/coupon.js",
        "js/company.js",
        "js/offers.js",
        "js/display.js",
        "js/content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "permissions": [
    "http://www.offers.com/",
    "http://maxcdn.bootstrapcdn.com/",
    "http://*/*",
    "https://*/*",
    "tabs",
    "storage",
    "webNavigation",
    "cookies"
  ],
  "web_accessible_resources": [
    "img/peel1.svg",
    "img/btn-findsavings.png",
    "img/logo.png",
    "img/logo-offers@2x.png",
    "img/close.png",
    "img/icon-close.png",
    "img/chevron-down.png",
    "img/sliding_tray-logo_with_expand_icon.png",
    "img/OffersLogo-LargeTM-no-tagline.svg",
    "img/sliding_tray-expanded-thin.png",
    "img/sliding_tray-collapsed-thin.png",
    "img/sliding_tray-close-thin.png",
    "img/sliding_tray-expanded-thin-hover.png",
    "img/sliding_tray-collapsed-thin-hover.png",
    "img/sliding_tray-close-thin-hover.png",
    "css/modal.css",
    "css/pushdown_bar.css",
    "html/modal.html",
    "html/chrome.hbs",
    "html/popup.hbs",
    "html/popupIcon.hbs",
    "html/popupIconHeader.hbs",
    "html/sliderHeader.hbs",
    "html/search.hbs",
    "html/settings.hbs",
    "html/offersListing.hbs",
    "html/footerSlider.hbs",
    "html/footerNoSlider.hbs",
    "html/noCompany.hbs"
  ]
}