manifest.json

{
    "manifest_version": 2,
    "name": "Fruit Spawn",
    "version": "1.0.0",
    "description": "Cover your internet in fruit. And tacos.",
    "icons": {
        "16": "images/icon16.png",
        "19": "images/icon19.png",
        "38": "images/icon38.png",
        "48": "images/icon48.png",
        "128": "images/icon128.png",
        "160": "images/icon160.png"
    },
    //"content_scripts": [
    //    {
    //        "matches": ["*://*/*"],
    //        "js": ["script.js"],
    //        "run_at": "document_end"
    //	}
    //],
    "browser_action": {
        "default_icon": "images/icon160.png"
    },
    /*"background": {
        "persistent": false,
        "scripts": ["background.js"],
        "run_at": "document_end"
    }*/
    "background": {
        "scripts": ["background.js"],
        "persistent": true
    },
    "permissions": [
        "https://*/*",
        "http://*/*",
        "activeTab"
  ]
}