Index: lams_monitoring/web/monitor.jsp
===================================================================
diff -u -r8d7332a908101db10e719593c2e6666247e5934f -rb87dce2d1c7f8837679d21e327a79a4d440b55f2
--- lams_monitoring/web/monitor.jsp	(.../monitor.jsp)	(revision 8d7332a908101db10e719593c2e6666247e5934f)
+++ lams_monitoring/web/monitor.jsp	(.../monitor.jsp)	(revision b87dce2d1c7f8837679d21e327a79a4d440b55f2)
@@ -342,11 +342,14 @@
 										><i class="fa fa-sm fa-comments-o"></i>
 										 <span class="hidden-xs"><fmt:message key="lesson.im"/></span>
 										</button>
-										<button id="openImButton" class="btn btn-default">
-											<i class="fa fa-sm fa-comments"></i>
-											<span class="hidden-xs"><fmt:message key="button.open.im"/></span> 
+										
+										<button id="openImButton" class="btn btn-default"
+											<c:if test="${not lesson.learnerImAvailable}">
+												style="display: none"
+											</c:if>
+										><i class="fa fa-sm fa-comments"></i>
+										 <span class="hidden-xs"><fmt:message key="button.open.im"/></span> 
 										</button>
-	
 									</div>
 								</dd>
 							</dl>