YouTube toggle Flash and HTML Firefox

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manifest.json
{
  "name": "YouTube™ toggle Flash and HTML Players",
  "short_name": "iytfplayer",
  "description": "Adds a toolbar button to toggle between Flash and the default HTML players",
  "author": "James Fray",
  "version": "0.1.1resigned1",
  "manifest_version": 2,
  "permissions": [
    "storage",
    "tabs"
  ],
  "background": {
    "scripts": [
      "common.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.youtube.com/watch*"
      ],
      "js": [
        "data/inject.js"
      ],
      "run_at": "document_start",
      "all_frames": false
    }
  ],
  "browser_action": {
    "default_icon": {
      "16": "data/icons/html5/16.png",
      "32": "data/icons/html5/32.png",
      "64": "data/icons/html5/64.png"
    },
    "default_title": "YouTube toggle Flash Player (HTML5)"
  },
  "homepage_url": "http://add0n.com/youtube-tools.html?from=flash-toggle",
  "icons": {
    "16": "data/icons/16.png",
    "48": "data/icons/48.png",
    "128": "data/icons/128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0ff9ce27-4b4a-4323-8690-d7b30ad496dc}"
    }
  }
}

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