gecko-dev/editor/dialogs/opendlog.xml

<?xml version="1.0"?>
<?xml-stylesheet href="EditorDialog.css" type="text/css"?>
<!DOCTYPE window SYSTEM "opendlog.dtd">
<window xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
        xmlns:html="http://www.w3.org/TR/REC-html40">

  <table xmlns="http://www.w3.org/TR/REC-html40" cellspacing="20">
    <tr>
      <td>
        <p>
          Open page in
          <select size="1" name="open.where">
            <optgroup label="prevTargets">
              <option label="Navigator" value="Navigator">Navigator</option>
              <option label="Composer" value="Composer">Composer</option>
              <option label="New Message" value="New Message">New Message</option>
            </optgroup>
          </select>
        </p>
      </td>
    </tr>

    <tr>
      <td>
        <p>Enter the URL or location of the local file you would like to open</p>
        <p/>
        <input type="file" value=" Choose File... " size="50" length="50" maxlength="255" name="image.url" />
        <p> [don't forget to add the recent popdown list] </p>
      </td>
    </tr>

    <tr>
      <td>
        <input type="button" id="helpbutton" value=" Help " disabled />
        <input type="button" id="cancelbutton" value=" Cancel " />
        <input type="button" id="okbutton" value=" OK " disabled />
      </td>
    </tr>
  </table>

</window>