Fossil SCM

In tkthistory webpage bad href for submenu element "Check-ins", symbol '?' is used instead of '&':

/*
** WEBPAGE: tkthistory
** URL: /tkthistory?name=TICKETUUID
**
** Show the complete change history for a single ticket
*/
void tkthistory_page(void){
  Stmt q;
  char *zTitle;
  const char *zUuid;
  int tagid;

  login_check_credentials();
  if( !g.okHistory || !g.okRdTkt ){ login_needed(); return; }
  zUuid = PD("name","");
  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);

Must be

  style_submenu_element("Check-ins", "Check-ins",
    "%s/tkttimeline?name=%s&y=ci", g.zTop, zUuid);