Page Comparison

<availability_update>
  <link>
    <user>integer<user>character(420)</user>
    <password>character(20)</password>
  </link>
  <lodgings>
    <lodging>
      <lodging_id>integer(8)</lodging_id>
      <currency>iso4217</currency>
      <dates>
        <date>
          <day>yyyy-mm-dd (iso8601)</day>
          <rooms>...</rooms>
        </date>
      </dates>      
    </lodging>
  </lodgings>
</availability_update>