Twitter Timeline Auto Update

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Twitter Timeline Auto Update",
  "short_name": "Twitter Refresh",
  "description": "Updates the twitter timeline automatically when new tweets can be shown.",
  "version": "0.3",
  "options_ui": {
    "page": "chrome/content/settings_inline.html",
    "chrome_style": true
  },
  "icons": {
    "64": "chrome/skin/icon64.png",
    "128": "chrome/skin/icon128.png",
    "256": "chrome/skin/icon256.png"
  },
  "background": {
    "scripts": [
      "lib/background.js"
    ]
  },
  "content_scripts": [
    {
      "js": [
        "lib/inject.js"
      ],
      "matches": [
        "*://twitter.com/*"
      ],
      "run_at": "document_end"
    }
  ],
  "permissions": [
    "*://twitter.com/*"
  ]
}