Examine source code of Internet Explorer 7

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Internet Explorer 7",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat-x"
      ]
    },
    "colors": {
      "toolbar": "rgba(58, 89, 105, 0)",
      "toolbar_text": "rgb(33, 48, 52)",
      "frame": "rgb(157, 183, 190)",
      "tab_background_text": "rgb(33, 48, 52)",
      "toolbar_field": "rgb(250, 252, 254)",
      "toolbar_field_text": "rgb(33, 48, 52)",
      "tab_line": "rgb(133, 132, 128)",
      "popup": "rgb(199, 220, 233)",
      "popup_text": "rgb(107, 112, 104)",
      "icons": "rgb(54, 90, 143)",
      "ntp_background": "rgb(192, 217, 251)",
      "sidebar_text": "rgb(68, 101, 194)",
      "tab_selected": "rgb(214, 241, 255)",
      "toolbar_bottom_separator": "rgb(107, 112, 104)",
      "toolbar_field_border": "rgb(83, 89, 94)",
      "toolbar_field_highlight_text": "rgb(255, 255, 255)",
      "toolbar_field_highlight": "rgb(51, 153, 255)",
      "toolbar_field_separator": "rgb(137, 144, 158)",
      "toolbar_field_text_focus": "rgb(137, 144, 158)",
      "toolbar_top_separator": "rgb(169, 191, 214)",
      "toolbar_vertical_separator": "rgb(137, 144, 158)",
      "tab_loading": "rgb(133, 132, 128)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0b2f97e4-2b56-460e-b4ce-9e7dcaa5a944}"
    }
  }
}