在dedecms文章页中获取当前栏目字段如content字段

{dede:field.typeid runphp='yes'}
$sql = "SELECT content FROM `dede_arctype` WHERE id=@me";
$query = mysql_query($sql);
$row=mysql_fetch_array($query);
@me = $row[content];
{/dede:field.typeid}