Web Ruler

manifest.json

{
  "update_url": "http://clients2.google.com/service/update2/crx",
  "name": "Web Ruler",
  "version": "0.0.3",
  "manifest_version": 2,
  "description": "A ruler to misure pixel of any web element",
  "permissions": [
    "tabs",
    "http://*/*",
    "https://*/*"
  ],
  "background": {
    "scripts": [
      "mootools-core-1.4.5-full-compat.js",
      "mootools-more-1.4.0.1.js",
      "bck_ruler.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "mootools-core-1.4.5-full-compat.js",
        "mootools-more-1.4.0.1.js"
      ],
      "css": [
        "ruler.css"
      ]
    }
  ],
  "browser_action": {
    "default_icon": "imgs/ico_19_opa40.png",
    "default_title": "Misure your pixel"
  },
  "web_accessible_resources": [
    "imgs/ruler_OeV.png",
    "imgs/ruler_OeV_white.png"
  ],
  "icons": {
    "16": "imgs/ico_16.png",
    "48": "imgs/ico_48.png",
    "128": "imgs/ico_128.png"
  }
}