|         if ( $request_uri ~ "^/y/v\?([a-zA-Z0-9\-_]{11})$" ) { | 
|            rewrite .* /y/$args? permanent; | 
|         } | 
|   | 
|         if ( $request_uri ~ "^/y/v\?([a-zA-Z0-9\-_]{11})[^a-zA-Z0-9\-_].*$" ) { | 
|            rewrite .* /y/$args permanent; | 
|         } | 
|         if ( $request_uri ~ "^/y/([a-zA-Z0-9\-_]{11})" ) { | 
|            rewrite ^/y/([a-zA-Z0-9\-_]+) /youtube/videoView.php?id=$1 last; | 
|         } |