SwatML for this demo:

<?xml version="1.0" standalone="no"?>
<!DOCTYPE swatml SYSTEM "http://swat.silverorange.com/swatml1.dtd">
<swatml>
  <widget class="SwatForm">
    <property name="action">index.php?demo=Rating</property>
    <widget class="SwatFieldset">
      <property name="title">Ratings</property>
      <widget class="SwatFormField">
        <property name="title" type="string">Four Star Rating</property>
        <widget class="SwatRating" id="rating" />
      </widget>
      <widget class="SwatButton"/>
    </widget>
  </widget>
</swatml>