jsp页面使用c标签的varStatus属性和index解决一行显示多少个然后进行自动换行

jsp页面显示，一行有三条记录，自动换行

         <c:forEach items="${slist}" var="s" varStatus="status">

                   <c:if test="${(status.index+1) % 3 == 1}">

                            <tr>

                   </c:if>

　　<td ><a href="#"><img src="/${s.picture}"/>${s.supportingname }</a></td>

                   <c:if test="${(status.index+1) % 3 == 0}">

                                     </tr>

                   </c:if>

         </c:forEach>