Examine source code of SummitChurchTheme

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#cccccc",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "SummitChurchTheme",
  "manifest_version": 2,
  "description": "I go to a church called the Summit Church. I decided that I'd make a theme on Firefox for our church. It came out pretty well."
}