Examine source code of Black and Gray

{
  "theme": {
    "images": {
      "theme_frame": "Black--Gray-Tribal-Top.jpg"
    },
    "colors": {
      "frame": "#e0e0e0",
      "tab_background_text": "#e0e0e0"
    }
  },
  "version": "2.0",
  "name": "Black and Gray",
  "manifest_version": 2,
  "description": "I have been using MaDonna's Gray and Black persona a lot, but I get bored. I made this one to alleviate my boredom and better match my Windows theme.  Thanks MaDonna ;)"
}