Examine source code of My Comedy Tab

{
  "manifest_version": 2,
  "name": "My Comedy Tab",
  "version": "1.2resigned1",
  "description": "You will enjoy A fresh quote on every new empty tab opened.",
  "homepage_url": "http://my.comedytab.com",
  "icons": {
    "48": "icons/chillout-48.png"
  },
  "permissions": [
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7845aa7c-6415-4649-80fb-7ed1e21d7dd7}"
    }
  }
}