Examine source code of RXUNTFF

{
  "theme": {
    "images": {
      "theme_frame": "PersonaRX.JPG"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffbb00"
    }
  },
  "version": "2.0",
  "name": "RXUNTFF",
  "manifest_version": 2,
  "description": "if you know who i am then you must know this is my first fire fox persona..."
}