<fieldset>
    <legend>Select Your Classes</legend>
        <?php
        $result = mysql_query("SELECT * FROM courses");

        echo "<div class='control-group'><label class='control-label'>Classes</label><div class='controls'>";

        while($row = mysql_fetch_array($result))
          {
            echo "<label class='radio'>";
            echo "<input type='radio' name='class[".$row['name']."]' value='1' id='mathhl'>".$row['name']."";
            echo "</label>";
          }
        echo "</div></div>";

        mysql_close($con);
        ?>
</fieldset>