不知大家发现没有这个是有问题的
sql="select top "&n&" upload.id,upload.iid,bbs_topic.topic,bbs_topic.counter,bbs_topic.forum_id,bbs_topic.username,upload.url from upload INNER JOIN bbs_topic ON upload.iid = bbs_topic.id where nsort='forum' and genre='jpg' or genre='gif' or genre='bmp' order by upload.id desc"
会调用其它栏目的图片,因为and的优先级高于or
改成下面这样
sql="select top "&n&" upload.id,upload.iid,bbs_topic.topic,bbs_topic.counter,bbs_topic.forum_id,bbs_topic.username,upload.url from upload INNER JOIN bbs_topic ON upload.iid = bbs_topic.id where nsort='forum' and (genre='jpg' or genre='gif' or genre='bmp') order by upload.id desc"