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Question

用jstl进行判断比较好，请看
<logic:iterate id="bill" name="billList">
                      <c:choose>
                      <c:when test="${bill.flag==1}">
                      
                      <tr align="center" class="tablered">                       
   <td width="128" height="20" class="tablered"><S><a href="#" onclick="javascript:popWindow('billOp.do?action=detail&id=<bean:write name="bill" property="id" />')"><FONT Color="ff0000"><bean:write name="bill" property="billNumber" /></font></a></S></td>
   <td width="128" height="20"><bean:write name="bill" property="contractNumber" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="price" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="date" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="creator" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="lastUpdated" /></td>
                        <td width="128" height="20">已删除</td>
                        <td width="128" height="20"><a href="#" onclick="javascript:popWindow('billOp.do?action=detail&id=<bean:write name="bill" property="id" />')"><font color=red>详细信息</font></a></td>
                      </tr>
                      
                      </c:when>
                      <c:when test="${tempCount%2==0&&bill.flag!=1}">
  <tr align="center" class="tablegrey"> 
   <td width="128" height="20"><a href="#" onclick="javascript:popWindow('billOp.do?action=detail&id=<bean:write name="bill" property="id" />')"><bean:write name="bill" property="billNumber" /></a></td>
   <td width="128" height="20"><bean:write name="bill" property="contractNumber" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="price" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="date" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="creator" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="lastUpdated" /></td>
                        <td width="128" height="20"><a href="bill.do?action=delete&id=<bean:write name="bill" property="id" />">删除</a></td>
                        <td width="128" height="20"><a href="#" onclick="javascript:popWindow('billOp.do?action=detail&id=<bean:write name="bill" property="id" />')">详细信息</a></td>
                      </tr>
                      </c:when>
                      <c:otherwise>
                      <tr align="center"> 
                       <td width="128" height="20"><a href="#" onclick="javascript:popWindow('billOp.do?action=detail&id=<bean:write name="bill" property="id" />')"><bean:write name="bill" property="billNumber" /></a></td>
                       <td width="128" height="20"><bean:write name="bill" property="contractNumber" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="price" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="date" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="creator" /></td>
                        <td width="128" height="20"><bean:write name="bill" property="lastUpdated" /></td>
                        <td width="128" height="20"><a href="bill.do?action=delete&id=<bean:write name="bill" property="id" />">删除</a></td>
                        <td width="128" height="20"><a href="#" onclick="javascript:popWindow('billOp.do?action=detail&id=<bean:write name="bill" property="id" />')">详细信息</a></td>
                      </tr>
                      </c:otherwise>
                      </c:choose>
                      <c:set var="tempCount" value="${tempCount+1}" />
                      </logic:iterate>