Index: openacs-4/packages/chat/chat.info
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/chat/chat.info,v
diff -u -N -r1.7.2.1 -r1.7.2.2
--- openacs-4/packages/chat/chat.info	30 Mar 2006 09:15:12 -0000	1.7.2.1
+++ openacs-4/packages/chat/chat.info	31 Mar 2006 16:09:56 -0000	1.7.2.2
@@ -7,25 +7,27 @@
     <initial-install-p>f</initial-install-p>
     <singleton-p>f</singleton-p>
     
-    <version name="5.0d3" url="http://openacs.org/repository/download/apm/chat-5.0d3.apm">
+    <version name="5.0d4" url="http://openacs.org/repository/download/apm/chat-5.0d4.apm">
         <owner url="http://www.openacs.org">Peter Alberer</owner>
         <summary>Server based chat with an html and ajax client.</summary>
-        <release-date>2006-03-24</release-date>
+        <release-date>2006-03-31</release-date>
         <vendor url="http://openacs.org">OpenACS</vendor>
-        <description format="text/html">Adapted by Peter Alberer 2006/03/25 to allow java and ajax to coexist. Adapted by Tekne 2006/03/01 to replace JAVA server with AJAX; make use of generalized chat class from xotcl-core</description>
+        <description format="text/html">Adapted by Peter Alberer 2006/03/25 to allow java and ajax to coexist. 
+Adapted by Tekne 2006/03/01 to replace JAVA server with AJAX; make use of generalized chat class from xotcl-core.</description>
         <maturity>0</maturity>
 
-        <provides url="chat" version="5.0d3"/>
+        <provides url="chat" version="5.0d4"/>
         <requires url="acs-kernel" version="5.0d13"/>
 
         <callbacks>
         </callbacks>
         <parameters>
-            <parameter datatype="string"  min_n_values="1"  max_n_values="1"  name="DefaultClient"  default="ajax" description="Default client interface to use"/>
             <parameter datatype="number"  min_n_values="1"  max_n_values="1"  name="AppletHeight"  default="500" description="Height of the applet"/>
             <parameter datatype="number"  min_n_values="1"  max_n_values="1"  name="AppletWidth"  default="700" description="width of the applet"/>
-            <parameter datatype="string"  min_n_values="1"  max_n_values="1"  name="ServerHost"  default="" description="Chat server host"/>
+            <parameter datatype="string"  min_n_values="1"  max_n_values="1"  name="DefaultClient"  default="ajax" description="Default client interface to use"/>
+            <parameter datatype="string"  min_n_values="1"  max_n_values="1"  name="ServerHost"  description="Chat server host"/>
             <parameter datatype="number"  min_n_values="1"  max_n_values="1"  name="ServerPort"  default="8200" description="Listening for chat connection on this port"/>
+            <parameter datatype="string"  min_n_values="1"  max_n_values="1"  name="UserColors"  default="#006400 #0000ff #b8860b #bdb76b #8b0000" description="A list of colors to assign to user names in the chat"/>
         </parameters>
 
     </version>
Index: openacs-4/packages/chat/www/ajax/chat.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/chat/www/ajax/Attic/chat.js,v
diff -u -N -r1.1.2.2 -r1.1.2.3
--- openacs-4/packages/chat/www/ajax/chat.js	31 Mar 2006 12:52:49 -0000	1.1.2.2
+++ openacs-4/packages/chat/www/ajax/chat.js	31 Mar 2006 16:09:56 -0000	1.1.2.3
@@ -48,7 +48,7 @@
     var tr, td, e, s;
     var msgCount = 0;
     for (var i = 0 ; i < node.childNodes.length ; i++) {
-        if (node.childNodes[i].nodeType == 3 ){
+        if (node.childNodes[i].nodeType == 3 ) {
             // if this is a textnode, skip it
             continue;
         }
@@ -91,19 +91,29 @@
     var xmlobject = (new DOMParser()).parseFromString(content, 'application/xhtml+xml');
     var body = xmlobject.getElementsByTagName('body');
     
-    var usersNode = body[0].childNodes[1].childNodes[0];
-    if (usersNode.hasChildNodes()) {
-        var usersDoc = frames['ichat-users'].document;
-        var usersTbody = frames['ichat-users'].document.getElementById('users').tBodies[0];
-        usersReceiver(usersNode,usersDoc,usersTbody);
+    for (var i = 0 ; i < body[0].childNodes.length ; i++) {
+        if (body[0].childNodes[i].nodeType == 3 ) {
+            // if this is a textnode, skip it
+            continue;
     }
-    
-    var messagesNode = body[0].childNodes[0];
+        var attribute = body[0].childNodes[i].getAttribute('id');
+        switch (attribute) {
+            case "messages":
+                var messagesNode = body[0].childNodes[i];
     if (messagesNode.hasChildNodes()) {
         var messagesDoc = frames['ichat'].document;
         var messagesDiv = frames['ichat'].document.getElementById('messages');
         messagesReceiver(messagesNode,messagesDoc,messagesDiv);
     }
+                break;
+            case "users":
+                var usersNode = body[0].childNodes[i].childNodes[0];
+                var usersDoc = frames['ichat-users'].document;
+                var usersTbody = frames['ichat-users'].document.getElementById('users').tBodies[0];
+                usersReceiver(usersNode,usersDoc,usersTbody);                
+                break;
+        }
+    }
 }
 
 function usersReceiver(node,doc,tbody) {
Index: openacs-4/packages/chat/www/ajax/chat.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/chat/www/ajax/Attic/chat.tcl,v
diff -u -N -r1.1.2.2 -r1.1.2.3
--- openacs-4/packages/chat/www/ajax/chat.tcl	31 Mar 2006 12:52:49 -0000	1.1.2.2
+++ openacs-4/packages/chat/www/ajax/chat.tcl	31 Mar 2006 16:09:56 -0000	1.1.2.3
@@ -12,7 +12,7 @@
 }
 
 set message_output ""
-set user_output ""
+set user_output "-"
 
 ::chat::Chat c1 -volatile -chat_id $id -session_id $s
 
@@ -43,7 +43,7 @@
   default {ns_log error "--c unknown method $m called."} 
 }
 
-ns_return 200 text/html "
+set output "
 <HTML>
 <style type='text/css'>
 #messages { font-size: 12px; color: #666666; font-family: Trebuchet MS, Lucida Grande, Lucida Sans Unicode, Arial, sans-serif; }
@@ -55,5 +55,18 @@
 #users .user {text-align: left; vertical-align: top; font-weight:bold; }
 #users .timestamp {text-align: right; vertical-align: top; }
 </style>
-<body style='margin:0px; padding:5px;'><div id='messages'>$message_output</div><table id='users'><tbody>$user_output</tbody></table></body>
-</HTML>"
\ No newline at end of file
+<body style='margin:0px; padding:5px;'>"
+
+if { $message_output ne "" } {
+    append output "<div id='messages'>$message_output</div>\n"
+}
+
+if { $user_output ne "-" } {
+    append output "<table id='users'><tbody>$user_output</tbody></table>\n"
+}
+
+append output "
+</body>
+</HTML>"
+
+ns_return 200 text/html $output
\ No newline at end of file