table中交替展现背景色

<table>  <c:forEach items=    "${entryList}" var="blogEntry" varStatus="status">    <tr><td align="left" escapeXml="false"/>    </td></tr>    <tr><td align="left" escapeXml="false"/>    </td></tr>  </c:forEach></table>

<table>  <c:forEach items=    "${entryList}" var="blogEntry" varStatus="status">    <tr>    <td align="left" escapeXml="false"/>         </font>      <c:if/>    </td></tr>    <tr><td align="left" escapeXml="false"/>    </td></tr>  </c:forEach></table>