Examine source code of GS Poetry

{
  "theme": {
    "images": {
      "theme_frame": "Firefox_Persona_Header.jpg"
    },
    "colors": {
      "frame": "#e3b73d",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "GS Poetry",
  "manifest_version": 2,
  "description": "GS Poetry is a poetry community web site that let's poets write, publish and promote their poems. We provide unique and exclusive features dedicated to poets and the art of poetry."
}