可以试试这个表格式代码~
<table width="98%" border=0 align="center" cellPadding=0 cellSpacing=0>
<tr>
<td align=left height=26><div align=left>
<table cellSpacing=0 cellPadding=0 align=left border=0>
<tr>
<td align=center width=340 height=300>广告代码</td>
</tr>
</table>内容标签</div></td>
</tr>
</table>