PowerTab

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 2,
    "name": "PowerTab",
    "description": "Extend the default chrome tab support allowing among other things close tabs to the left, duplicate tab, background tabs.",
    "version": "1.0",
    "permissions": [
        "http:\/\/*\/*",
        "https:\/\/*\/*",
        "contextMenus",
        "clipboardWrite",
        "tabs"
    ],
    "icons": {
        "16": "icon16x16.png",
        "48": "icon48x48.png",
        "128": "icon128x128.png"
    },
    "browser_action": {
        "default_icon": "icon16x16.png",
        "default_popup": "popup.html"
    },
    "background": {
        "scripts": [
            "eventPage.js"
        ],
        "persistent": false
    },
    "content_scripts": [
        {
            "matches": [
                "http:\/\/*\/*"
            ],
            "js": [
                "contentScript.js"
            ],
            "run_at": "document_start"
        }
    ]
}