Inject JS

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 2,
    "name": "Inject JS",
    "description": "This extension will inject javascript from a URL into the current webpage",
    "version": "1.1",
    "browser_action": {
        "default_icon": "rocket.png",
        "default_popup": "popup.html"
    },
    "content_scripts": [
        {
            "matches": [
                "http:\/\/www.google.com\/*"
            ],
            "css": [
                "style.css"
            ],
            "js": [
                "jquery.min.js",
                "popup.js"
            ]
        }
    ],
    "icons": {
        "128": "rocket128.png"
    },
    "permissions": [
        "activeTab"
    ]
}