zTitle = mprintf("History Of Ticket %h", zUuid);
  style_submenu_element("Status", "Status",
    "%s/info/%s", g.zTop, zUuid);
  style_submenu_element("Check-ins", "Check-ins",
    "%s/tkttimeline?name=%s&y=ci", g.zTop, zUuid);
  style_submenu_element("Timeline", "Timeline",
    "%s/tkttimeline?name=%s", g.zTop, zUuid);
  if( P("plaintext")!=0 ){
    style_submenu_element("Formatted", "Formatted",
                          "%R/tkthistory/%S", zUuid);
  }else{
    style_submenu_element("Plaintext", "Plaintext",
                          "%R/tkthistory/%S?plaintext", zUuid);
  }
  style_header(zTitle);
  free(zTitle);

  tagid = db_int(0, "SELECT tagid FROM tag WHERE tagname GLOB 'tkt-%q*'",zUuid);
  if( tagid==0 ){
    @ No such ticket: %h(zUuid)
    style_footer();

/*
** The pTkt object is a ticket change artifact.  Output a detailed
** description of this object.
*/
void ticket_output_change_artifact(Manifest *pTkt){
  int i;
  int wikiFlags = WIKI_NOBADLINKS;
  const char *zBlock = "<blockquote>";
  const char *zEnd = "</blockquote>";
  if( P("plaintext")!=0 ){
    wikiFlags |= WIKI_LINKSONLY;
    zBlock = "<blockquote><pre class='verbatim'>";
    zEnd = "</pre></blockquote>";
  }
  @ <ol>
  for(i=0; i<pTkt->nField; i++){
    Blob val;
    const char *z;
    z = pTkt->aField[i].zName;
    blob_set(&val, pTkt->aField[i].zValue);
    if( z[0]=='+' ){
      @ <li>Appended to %h(&z[1]):<blockquote>
      wiki_convert(&val, 0, WIKI_NOBADLINKS);
      @ </blockquote></li>
    }else if( blob_size(&val)<=50 && contains_newline(&val) ){
      @ <li>Change %h(z) to:<blockquote>
      wiki_convert(&val, 0, WIKI_NOBADLINKS);
      @ </blockquote></li>
      @ <li>Appended to %h(&z[1]):%s(zBlock)
      wiki_convert(&val, 0, wikiFlags);
      @ %s(zEnd)</li>
    }else if( blob_size(&val)>50 || contains_newline(&val) ){
      @ <li>Change %h(z) to:%s(zBlock)
      wiki_convert(&val, 0, wikiFlags);
      @ %s(zEnd)</li>
    }else{
      @ <li>Change %h(z) to "%h(blob_str(&val))"</li>
    }
    blob_reset(&val);
  }
  @ </ol>
}