def vil_url!
self.sub!(/\[(\d{1,5})村?\]|(http:\/\/wolften\.sakura\.ne.jp\/index.cgi\?vid=)(\d{1,5})[0-9A-Za-z_=#(&)]*/){
vil_id = ($1) ? $1 : $3
%Q(<a href="http://wolften.sakura.ne.jp/index.cgi?vid=#{vil_id}#form" class="say" target="_blank">[人狼天国 #{vil_id}村]</a>)
}
end