Examine source code of Eusy at eustress.com

{
  "theme": {
    "images": {
      "theme_frame": "Eustress.jpg"
    },
    "colors": {
      "frame": "#b8b1b1",
      "tab_background_text": "#050000"
    }
  },
  "version": "2.0",
  "name": "Eusy at eustress.com",
  "manifest_version": 2,
  "description": "Say hi to Eusy.  He's a wise owl who-o-o will guide you to eustress."
}