Examine source code of Click&Scroll

{
  "manifest_version": 2,
  "name": "Click&Scroll",
  "version": "0.2resigned1",
  "description": "Lets you right click anywhere on the page and scroll, as if you clicked on the scrollbar.",
  "icons": {
    "48": "icon.svg",
    "96": "icon.svg"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "clickandscroll.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{a1351c83-1b02-42e1-9f60-73db4a093e1d}"
    }
  }
}