rewrite ^([^\.]*)/topic-(.+)\.html$ $1/portal.php?mod=topic&topic=$2 last;
rewrite ^([^\.]*)/article-([0-9]+)-([0-9]+)\.html$ $1/portal.php?mod=view&aid=$2&page=$3 last;
rewrite ^([^\.]*)/forum-(\w+)-([0-9]+)\.html$ $1/forum.php?mod=forumdisplay&fid=$2&page=$3 last;
rewrite ^([^\.]*)/thread-([0-9]+)-([0-9]+)-([0-9]+)\.html$ $1/forum.php?mod=viewthread&tid=$2&extra=page%3D$4&page=$3 last;
rewrite ^([^\.]*)/group-([0-9]+)-([0-9]+)\.html$ $1/forum.php?mod=group&fid=$2&page=$3 last;
rewrite ^([^\.]*)/space-(username|uid)-(.+)\.html$ $1/home.php?mod=space&$2=$3 last;
rewrite ^([^\.]*)/blog-([0-9]+)-([0-9]+)\.html$ $1/home.php?mod=space&uid=$2&do=blog&id=$3 last;
rewrite ^([^\.]*)/(fid|tid)-([0-9]+)\.html$ $1/index.php?action=$2&value=$3 last;
rewrite ^([^\.]*)/([a-z]+[a-z0-9_]*)-([a-z0-9_\-]+)\.html$ $1/plugin.php?id=$2:$3 last;
if (!-e $request_filename) {
return 404;
}

if ( $host = '子域名.域名.com' ){
rewrite ^/$ http://www.域名.com/forum-板块ID-1.html permanent;
rewrite ^(.*)$ http://www.域名.com$1 permanent;
}