I am new to smf

[ramesh_vikaschouhan]

hello , I want to add one new feature

like here when i post reply or most any new topic you get BBcode ..
want to make my own ,

or like some on click some form opens and i enter details and when submit i click is shown in this messege box ....

i attach image ....  you see ..

any once can suggest me where to make changes ....

I would be thankfull ...