Examine source code of Relaxation time.

{
  "theme": {
    "images": {
      "theme_frame": "1205-ha0-turu.jpg"
    },
    "colors": {
      "frame": "#c0f0e6",
      "tab_background_text": "#ede3b6"
    }
  },
  "version": "2.0",
  "name": "Relaxation time.",
  "manifest_version": 2,
  "description": "安らぎ時間・・Relaxation time."
}