if condition volist

<table class="table table-hover table-striped">
<if condition="$order_list eq null">
<tr><td>----暂无数据！----</td></tr>
<else/>
<thead>
<tr id="childNodes_num">
<th width="20"><input type="checkbox" id="check_all"/></th>
<th>order_id</th>
<th>custom_id</th>
<th>custom_name</th>
<th>fa_id</th>
<th>fa_name</th>
<th>product_id</th>
<th>create_time</th>
<th>pre_amount</th>
<th colspan="2">操作</th>
</tr>
</thead>
<tfoot>
<tr>
<td id="td_colspan">{$page}</td>
</tr>
</tfoot>
<tbody>
<volist name="order_list" id="vo">
<tr>
<td>
<input name="order_ids[]" class="check_list" type="checkbox" value="{$vo.order_id}"/>
</td>

<td><a class="role_info" href="javascript:void(0)">{$vo.order_id}</a></td>
<td><a class="role_info" href="javascript:void(0)">{$vo.custom_id}</a></td>
<td><a class="role_info" href="javascript:void(0)">{$vo.custom_name}</a></td>
<td><a class="role_info" href="javascript:void(0)">{$vo.fa_id}</a></td>
<td><a class="role_info" href="javascript:void(0)">{$vo.fa_name}</a></td>
<td><a class="role_info" href="javascript:void(0)">{$vo.product_id}</a></td>
<td><a class="role_info" href="javascript:void(0)">{$vo.create_time|date='Y-m-d',###}</a></td>
<td><a class="role_info" href="javascript:void(0)">{$vo.pre_amount}</a></td>

<td><a class="view_btn" rel="{$vo.order_id}" href="javascript:void(0)">View</a>&nbsp;&nbsp;
<a class="viewNewTab_btn" rel="{$vo.order_id}" href="{:U('Order/viewNewTab','order_id='.$vo['order_id'])}">ViewNewTab</a>&nbsp;&nbsp;
<a class="edit_btn" rel="{$vo.order_id}" href="javascript:void(0)">Edit</a>&nbsp;&nbsp;
<a class="editNewTab_btn" rel="{$vo.order_id}" href="{:U('Order/editNewTab','order_id='.$vo['order_id'])}">EditNewTab</a>&nbsp;&nbsp;
<if condition="($by_deleted eq 1)"><a class="recover_btn" rel="{$vo.order_id}" href="javascript:void(0)">Recover</a><else/><a class="delete_btn" rel="{$vo.order_id}" href="javascript:void(0)">Del</a></if>
</td>
</tr>
</volist>
</tbody>
</if>
</table>