Reddit Post Previewer

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Reddit Post Previewer",
  "version": "1.0.0",
  "description": "A chrome extension to preview new Reddit posts.",
  "manifest_version": 2,
  "icons": {
    "16": "img/icon16.png",
    "48": "img/icon48.png",
    "128": "img/icon128.png"
  },
  "content_scripts": [
    {
      "js": [
        "js/jquery-2.0.2.min.js",
        "js/showdown.min.js",
        "js/background.js"
      ],
      "css": [
        "css/custom.css"
      ],
      "matches": [
        "https://www.reddit.com/*submit?selftext=true",
        "http://www.reddit.com/*submit?selftext=true"
      ]
    }
  ]
}