manifest.json

{
  "name": "Label Finder",
  "version": "0.8.1",  
  "description": "Find value of a custom label",
  "manifest_version": 2,
  "background": {
         "scripts": [
            "js/background.js"
        ],
        "persistent": true
	},
  "web_accessible_resources": [
    "js/contentscript.js",
	  "js/popup.js"
  ],
  "icons" : {
               "16": "img/icons/16.png",
               "48": "img/icons/48.png",
               "128": "img/icons/128.png"
             },
  "permissions": [ "tabs", "https://*.force.com/*", "https://*.salesforce.com/*"],
  "update_url": "https://clients2.google.com/service/update2/crx",
  "author": "Ravi Munde",
  "browser_action": {
     "default_icon": "img/L.png"
  },
  "content_scripts": [ {
     "js": [  "js/jsforce.js",
			  "js/contentscript.js",
			  "js/jquery.js",
			  "js/popup.js"
               ],
     "matches": [ "https://*.salesforce.com/*", "https://*.force.com/*" ]
  }]
}