Examine source code of winpray

{
  "theme": {
    "images": {
      "theme_frame": "0full19_zz_phot_1_024_W_a_p1b.jpg"
    },
    "colors": {
      "frame": "#4a4646",
      "tab_background_text": "#7474b0"
    }
  },
  "version": "2.0",
  "name": "winpray",
  "manifest_version": 2
}