$aubbc->add_tag(
          'tag' => 'Tag',               # Tag name:
          'type' => '#',                # Type number: tag style
          'function' => '',             # Function: subroutine to expand methods
          'message' => 'any',           # Message: of tag
          'extra' => '',                # Extra: of tag
          'markup' => '',               # Template: output
        );

##</code><code>##

        # This is an example of bold and italic in the same add_tag()
        # Tags: [b]message[/b] or [i]message[/i]
        # Output: <b>message</b> or <i>message</i>
        $aubbc->add_tag(
          'tag' => 'b|i', # b or i
          'type' => '2',
          'function' => '',
          'message' => 'any',
          'extra' => '',
          'markup' => '<%{tag}>%{message}</%{tag}>',
        );

##</code><code>##

 sub new_function {
        # $tag, $message, $attrs are the captured group of its place
         my ($type, $tag, $message, $markup, $extra, $attrs) = @_;
         
         # expand functions....
         
         # A) if there is a $message and blank $markup the $message will replace the tag.
         # B) if there is both $message and $markup, then $message can be inserted
         # into $markup if $markup has %{message} or any "Markup Template Tags",
         # then markup will replace the tag.
         # C) if both are blank the tag doesnt change.
         
         return ($message, $markup);
         # May have to return more so we have better/more controle
        }

##</code><code>##

        # tag: [dd=Stuff 7 attr=33]stuff[/dd]
        # output: <dd attr="33" alt="Stuff 7">stuff</dd>
        $aubbc->add_tag(
          'tag' => 'dd',
          'type' => '2',
          'function' => '',
          'message' => 'any',
          'extra' => '-|attr/n{20-100},dd/w{7}',
          'markup' => '<%{tag} attr="X{attr}" alt="X{dd}">%{message}</%{tag}>',
        );

        # tag: [video height=90 width=115]http://www.video.com/video.mp4[/video]
        # output: <video width="115" height="90" controls="controls">
        #<source src="http://www.video.com/video.mp4" type="video/mp4" />
        #Your browser does not support the video tag.
        #</video>
        $aubbc->add_tag(
          'tag' => 'video',
          'type' => '2',
          'function' => '',
          'message' => 'src',
          'extra' => '-|width/n{90-120},height/n{60-90}',
          'markup' => '<video width="X{width}" height="X{height}" controls="controls">
        <source src="%{message}" type="video/mp4" />
        Your browser does not support the video tag.
        </video>',
        );