Examine source code of Unstick!

{
  "manifest_version": 2,
  "name": "Unstick!",
  "version": "1.2resigned1",
  "description": "On extension click, any element with 'position: fixed', 'position: sticky', or id='fixedScroll' is removed from the page.",
  "homepage_url": "http://djoslin.info",
  "icons": {
    "48": "icons/nuclear-48.png"
  },
  "permissions": [
    "activeTab"
  ],
  "browser_action": {
    "default_icon": "icons/nuclear.png",
    "default_title": "Unstick!"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{03aecc73-969f-42b6-986f-01db43280dfc}"
    }
  }
}