Examine source code of Shopping Browser mk2

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#f0a040",
      "tab_background_text": "#0000ff"
    }
  },
  "version": "2.0",
  "name": "Shopping Browser mk2",
  "manifest_version": 2,
  "description": "This theme clearly identifies the online shopping browser and profile to differentiate it from general browsing which is far less secure and more open to malware infection."
}