织梦导航不显示外部链接栏目，修改channelartlist标签方法

$tpsql = " reid=0 AND ispart<>2 AND ishidden<>1 AND channeltype>0 ";

$tpsql = " reid=0 AND ishidden<>1 AND channeltype>0 ";

$pv->Fields['typeurl'] = GetOneTypeUrlA($typeids[$i]);

if($typeids[$i]['ispart'] == 2){

$pv->Fields['typeurl'] = $pv->Fields['typeurl'].'" target="_blank';
}