Alt Text Tester

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Alt Text Tester",
  "short_name": "ATT",
  "version": "1.3.2",
  "manifest_version": 2,
  "description": "Alt Text Tester Used to Show Alternate Text of Image on Hover. We Can also Copy The Alternate Text By Double Click on Image.",
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "browser_action": {
    "default_icon": "icon16.png"
  },
  "background": {
    "scripts": [
      "imageTester.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "required.js"
      ]
    }
  ],
  "permissions": [
    "activeTab"
  ]
}