%TMPL:DEF{PROMPT:blogpost}%%TMPL:P{promptbox}%%TMPL:END%

%TMPL:DEF{FORM:blogpost}%
#BlogPostPrompt
<form method="post" action="%SCRIPTURL{save}%/%BASEWEB%/%BASETOPIC%Comments" enctype="application/x-www-form-urlencoded" name="blogpostcomment" id="blogpostcomment">
<input type="hidden" name="redirectto" value="%SCRIPTURL{view}%/%BASEWEB%/%BASETOPIC%%GMTIME{"#CommentID$yearx$mox$dayx$hourx$min"}%" />
<input type="hidden" name="topicparent" value="%TOPIC%" />
%COMMENTPROMPT%
</form>
%TMPL:END%

%TMPL:DEF{OUTPUT:blogpost}%%POS:BEFORE%%TMPL:P{OUTPUT:blogpostthreadmode}%%TMPL:END%

%TMPL:DEF{OUTPUT:blogpostthreadmode}%%POS:BEFORE%
%GMTIME{"#CommentID$yearx$mox$dayx$hourx$min"}%
%URLPARAM{"comment"}%

%STARTSECTION{ type="expandvariables" }%%IF{ "defined 'BUBBLESIGNATUREFORMAT'" then="$percntBUBBLESIGNATUREFORMAT$percnt" else="-- $percntWIKIUSERNAME$percnt - $percntDATE$percnt" }%%ENDSECTION{ type="expandvariables" }%
%TMPL:END%

Include generic comment templates:

%TMPL:INCLUDE{"%SYSTEMWEB%.CommentPlugin"}%