Examine source code of ForceCopy

{
  "manifest_version" : 2 ,
  "name" : "ForceCopy",
  "version" : "1.2resigned1",
  "author": "MrOnlineCoder",
  "description" : "Allows you to copy content from sites with copy-protection.",
  "icons" : {
    "48" : "icons/icon.png"
  },
  "browser_action" : {
    "browser_style": true,
    "default_icon" : {
      "16" : "icons/icon.png",
      "32" : "icons/icon.png"
    },
    "default_title" : "ForceCopy"
  },
  "default_locale" : "en" ,
  "background" : {
    "scripts" : [
      "forcecopy.js" 
    ]
  },
  "content_scripts" : [
    {
      "matches" : [
        "<all_urls>" 
      ],
      "js" : [
        "contentscript.js" 
      ]
    }
  ],
  "permissions" : [
    "notifications" 
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{b08abe77-9431-446d-90c6-3a0dcc3cd366}"
    }
  }
}