//add currentUser count to toolbox but only if not yet the chatRoom above provides this info
if ((courseChatManagerCtr == null) || (courseChatManagerCtr != null && courseChatManagerCtr.isLazyCreateChat())) {
OLATResourceable courseRunOres = OresHelper.createOLATResourceableInstance(RunMainController.ORES_TYPE_COURSE_RUN, course.getResourceableId());
int cUsers = CoordinatorManager.getCoordinator().getEventBus().getListeningIdentityCntFor(courseRunOres);
if (cUsers == 0) cUsers = 1;
VelocityContainer currentUsers = createVelocityContainer("currentUsers");
currentUsers.contextPut("currentUsers", cUsers);
currentUserCount = LinkFactory.createCustomLink("currentUsers", "cUsers", "", Link.NONTRANSLATED, currentUsers, this);
currentUserCount.setCustomDisplayText(" "+String.valueOf(cUsers)+" "+getTranslator().translate("participants.in.course"));
currentUserCount.setCustomEnabledLinkCSS("b_toolbox_link");
currentUserCount.setTooltip(getTranslator().translate("participants.in.course.desc"), false);
currentUserCount.setEnabled(false);