Examine source code of is over

{
  "theme": {
    "images": {
      "theme_frame": "isover.jpg"
    },
    "colors": {
      "frame": "#524939",
      "tab_background_text": "#524939"
    }
  },
  "version": "2.0",
  "name": "is over",
  "manifest_version": 2,
  "description": "moje první...snad se bude líbit ... v jednoduchosti je krása ne?"
}