BBcode help

[wAnBoA]

Any idea how to add such tag?
http://forums.narutofan.com/showpost.php?p=19226631&postcount=9

[Vaupell]

is it the "common" hide tag you mean ?

EDIT : check this https://vborg.vbsupport.ru/showthread.php?t=203068

just replace the spoiler text with show/hide

[wAnBoA]

Sorry for not stating clearly. It's not the spoiler tag.
It's the bbcode that able to post the manga from www.onemanga.com

[wAnBoA]

Anyone care to help?