Index: openacs-4/packages/xowiki/www/resources/chat-common.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/resources/Attic/chat-common.js,v
diff -u -N -r1.10.2.3 -r1.10.2.4
--- openacs-4/packages/xowiki/www/resources/chat-common.js	25 Feb 2019 15:48:45 -0000	1.10.2.3
+++ openacs-4/packages/xowiki/www/resources/chat-common.js	7 Mar 2019 12:57:47 -0000	1.10.2.4
@@ -1,5 +1,15 @@
 // Common xowiki chat functions
 
+function chatGetMyUserId() {
+    var my_user = document.getElementById('xowiki-my-user-id');
+    if (my_user == null) {
+        my_user_id = "";
+    } else {
+        my_user_id = my_user.innerText;
+    }
+    return my_user_id;
+}
+
 // Send the message
 function chatSendMsg(send_url, handler) {
     var msgField = document.getElementById('xowiki-chat-send');
Index: openacs-4/packages/xowiki/www/resources/chat-skins/chat-bubbles.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/resources/chat-skins/Attic/chat-bubbles.js,v
diff -u -N -r1.1.2.3 -r1.1.2.4
--- openacs-4/packages/xowiki/www/resources/chat-skins/chat-bubbles.js	4 Mar 2019 15:08:49 -0000	1.1.2.3
+++ openacs-4/packages/xowiki/www/resources/chat-skins/chat-bubbles.js	7 Mar 2019 12:57:47 -0000	1.1.2.4
@@ -62,12 +62,7 @@
     var user = msg.user.replace(/\\'/g, "\"");
     var message = createLink(msg.message);
     var user_id = msg.user_id;
-    var my_user = document.getElementById('xowiki-my-user-id');
-    if (my_user == null) {
-        my_user_id = "";
-    } else {
-        my_user_id = my_user.innerText;
-    }
+    var my_user_id = chatGetMyUserId();
     var color = msg.color;
 
     // Delete temporal terminator
@@ -190,6 +185,7 @@
 
 // Render the user in the user list
 function renderUsers(msg) {
+    var my_user_id = chatGetMyUserId();
     var users = document.getElementById('xowiki-chat-users');
     while (users.hasChildNodes()) {
         users.removeChild(users.firstChild);
Index: openacs-4/packages/xowiki/www/resources/chat-skins/chat-classic.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/resources/chat-skins/Attic/chat-classic.js,v
diff -u -N -r1.1.2.3 -r1.1.2.4
--- openacs-4/packages/xowiki/www/resources/chat-skins/chat-classic.js	4 Mar 2019 15:08:49 -0000	1.1.2.3
+++ openacs-4/packages/xowiki/www/resources/chat-skins/chat-classic.js	7 Mar 2019 12:57:47 -0000	1.1.2.4
@@ -63,11 +63,7 @@
     var message = createLink(msg.message);
     var user_id = msg.user_id;
     var my_user = document.getElementById('xowiki-my-user-id');
-    if (my_user == null) {
-        my_user_id = "";
-    } else {
-        my_user_id = my_user.innerText;
-    }
+    var my_user_id = chatGetMyUserId();
     var color = msg.color;
 
     // User block
@@ -133,6 +129,7 @@
 
 // Render the user in the user list
 function renderUsers(msg) {
+    var my_user_id = chatGetMyUserId();
     var users = document.getElementById('xowiki-chat-users');
     while (users.hasChildNodes()) {
         users.removeChild(users.firstChild);