manifest.json

{
  "manifest_version": 2,

  "name": "Grandstream Click To Call",
  "description": "This extension allows remote control of your grandstream handset.",
  "version": "1.0",
  "icons": {
    "16":"assets/icons/icon.png",
    "48":"assets/icons/icon.png",
    "128":"assets/icons/icon.png"
  },

  "content_scripts": [
    {
      "matches": ["<all_urls>"],
      "js": ["find_numbers.js"]
    }
  ],

  "background": {
  "scripts": ["popup.js"],
  "persistent": false
},

  "browser_action": {
    "default_icon": "assets/icons/icon.png",
    "default_popup": "popup.html"
  },

  "permissions": [
    "http://*/",
    "notifications",
    "storage"
  ],

  "options_page": "options.html"
}