chrome/browser/resources/chromeos/login/oobe_screen_network.html

<div class="step hidden animated" id="connect">
  <div class="step-contents">
    <div id="welcome-message" i18n-content="networkScreenGreeting">
    </div>
    <div class="control-with-label">
      <label for="language-select" i18n-content="selectLanguage"
             class="label"></label>
      <div class="menu-area">
        <select id="language-select" class="menu-control"></select>
      </div>
    </div>
    <div class="control-with-label">
      <label for="keyboard-select" i18n-content="selectKeyboard"
             class="label"></label>
      <div class="menu-area">
        <select id="keyboard-select" class="menu-control"></select>
      </div>
    </div>
    <div class="control-with-label" id="network-timezone-setting">
      <label for="timezone-select" i18n-content="selectTimezone"
             class="label"></label>
      <div class="menu-area">
        <select id="timezone-select" class="menu-control"></select>
      </div>
    </div>
    <div class="control-with-label">
      <label for="networks-list-dropdown" i18n-content="selectNetwork"
             class="label"></label>
      <div class="menu-area">
        <div id="networks-list" class="menu-control"></div>
      </div>
    </div>
  </div>
  <div id="connect-controls" class="step-controls"></div>
  <div id="connect-extra-controls" class="step-extra-controls">
    <div id="connect-accessibility">
      <a id="connect-accessibility-link" href="#"
         i18n-content="accessibilityLink"></a>
    </div>
  </div>
</div>