Confused Shopper Prank

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 2,
    "name": "Confused Shopper Prank",
    "description": "This prank extension changes all prices on the page to be between $0.01 and $0.99.",
    "version": "1.0",
    "content_scripts": [
        {
            "matches": [
                "http:\/\/*\/*"
            ],
            "js": [
                "contentscript_fun.js"
            ]
        }
    ],
    "browser_action": {
        "default_icon": "icon.png"
    }
}