[nj] external links opened in new tab should not have access to `window.opener` see: https://mathiasbynens.github.io/rel-noopener/
[nj] external links opened in new tab should not have access to `window.opener` see: https://mathiasbynens.github.io/rel-noopener/

LotusTM/Kotsu,LotusTM/Kotsu