Index: lams_admin/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_admin/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_admin/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_build/lib/lams/lams-learning.jar
===================================================================
diff -u -re3ce54ff7b473269e6148ad285f0148c61ae20af -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
Binary files differ
Index: lams_central/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_central/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_central/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_gradebook/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_gradebook/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_gradebook/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_learning/src/java/org/lamsfoundation/lams/learning/service/ILearnerService.java
===================================================================
diff -u -rd19a95db673b7cf90351de4d567299c5fa86b450 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_learning/src/java/org/lamsfoundation/lams/learning/service/ILearnerService.java	(.../ILearnerService.java)	(revision d19a95db673b7cf90351de4d567299c5fa86b450)
+++ lams_learning/src/java/org/lamsfoundation/lams/learning/service/ILearnerService.java	(.../ILearnerService.java)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -23,6 +23,7 @@
 
 package org.lamsfoundation.lams.learning.service;
 
+import java.util.Collection;
 import java.util.Date;
 import java.util.List;
 
@@ -59,5 +60,7 @@
 
     void createCommandForLearner(Long lessonId, String userName, String jsonCommand);
 
+    void createCommandForLearners(Long toolContentId, Collection<Integer> userIds, String jsonCommand);
+
     List<Command> getCommandsForLesson(Long lessonId, Date laterThan);
 }
Index: lams_learning/src/java/org/lamsfoundation/lams/learning/service/LearnerService.java
===================================================================
diff -u -r7913826df20868a8bf035076a14ac89d5e615b46 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_learning/src/java/org/lamsfoundation/lams/learning/service/LearnerService.java	(.../LearnerService.java)	(revision 7913826df20868a8bf035076a14ac89d5e615b46)
+++ lams_learning/src/java/org/lamsfoundation/lams/learning/service/LearnerService.java	(.../LearnerService.java)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -26,6 +26,7 @@
 import java.sql.Timestamp;
 import java.util.ArrayList;
 import java.util.Calendar;
+import java.util.Collection;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.HashSet;
@@ -1398,6 +1399,22 @@
     }
 
     @Override
+    public void createCommandForLearners(Long toolContentId, Collection<Integer> userIds, String jsonCommand) {
+	// find lesson for given tool content ID
+	ToolActivity activity = activityDAO.getToolActivityByToolContentId(toolContentId);
+	LearningDesign learningDesign = activity.getLearningDesign();
+	Lesson lesson = (Lesson) learningDesign.getLessons().iterator().next();
+	Long lessonId = lesson.getLessonId();
+
+	// go through each user, find his user name and add a command for him
+	for (Integer userId : userIds) {
+	    User user = (User) activityDAO.find(User.class, userId);
+	    Command command = new Command(lessonId, user.getLogin(), jsonCommand);
+	    commandDAO.insert(command);
+	}
+    }
+
+    @Override
     public List<Command> getCommandsForLesson(Long lessonId, Date laterThan) {
 	return commandDAO.getNewCommands(lessonId, laterThan);
     }
Index: lams_learning/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_learning/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_learning/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_monitoring/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_monitoring/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_monitoring/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_assessment/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_assessment/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_assessment/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_bbb/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_bbb/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_bbb/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_chat/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_chat/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_chat/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_daco/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_daco/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_daco/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_doku/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -r1bf70a335f5b30a1907ccae506908b05374c6c8c -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_doku/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision 1bf70a335f5b30a1907ccae506908b05374c6c8c)
+++ lams_tool_doku/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_forum/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_forum/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_forum/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_gmap/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_gmap/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_gmap/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_images/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_images/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_images/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_imscc/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_imscc/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_imscc/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_kaltura/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_kaltura/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_kaltura/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_lamc/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_lamc/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_lamc/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_laqa/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_laqa/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_laqa/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_larsrc/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_larsrc/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_larsrc/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_leader/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_leader/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_leader/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_mindmap/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_mindmap/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_mindmap/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_nb/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_nb/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_nb/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_notebook/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_notebook/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_notebook/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_pixlr/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_pixlr/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_pixlr/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_preview/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -r1bf70a335f5b30a1907ccae506908b05374c6c8c -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_preview/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision 1bf70a335f5b30a1907ccae506908b05374c6c8c)
+++ lams_tool_preview/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_sbmt/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_sbmt/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_sbmt/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_scratchie/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_scratchie/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_scratchie/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_scribe/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_scribe/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_scribe/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_spreadsheet/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_spreadsheet/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_spreadsheet/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_survey/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_survey/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_survey/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_task/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_task/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_task/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_vote/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_vote/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_vote/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_tool_wiki/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_tool_wiki/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_tool_wiki/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}
Index: lams_www/web/WEB-INF/tags/Page.tag
===================================================================
diff -u -rfe29484b119222b63a74e3cdeebd7f25d82d5507 -rb32cbfc76a3cd150823b3696160d5fd4fa6cde84
--- lams_www/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision fe29484b119222b63a74e3cdeebd7f25d82d5507)
+++ lams_www/web/WEB-INF/tags/Page.tag	(.../Page.tag)	(revision b32cbfc76a3cd150823b3696160d5fd4fa6cde84)
@@ -112,6 +112,8 @@
 				commandWebsocketPingTimeout = null,
 				commandWebsocketPingFunc = null,
 				commandWebsocketReconnectAttempts = 0,
+				commandWebsocketHookTrigger = null,
+				commandWebsocketHook = null,
 				
 				bars = {
 					'learnerMainBar' : {
@@ -206,6 +208,12 @@
 					if (command.message) {
 						alert(command.message);
 					}
+					// if learner's currently displayed page has hookTrigger same as in the JSON
+					// then a function also defined on that page will run
+					if (command.hookTrigger && command.hookTrigger == commandWebsocketHookTrigger 
+										    && typeof commandWebsocketHook === 'function') {
+					    commandWebsocketHook(command.hookParams);
+					}
 					if (command.redirectURL) {
 						window.location.href = command.redirectURL;
 					}