diff --git a/mod/chat/gui_sockets/chatinput.php b/mod/chat/gui_sockets/chatinput.php
index 5183a844050..f5673d60bae 100644
--- a/mod/chat/gui_sockets/chatinput.php
+++ b/mod/chat/gui_sockets/chatinput.php
@@ -1,80 +1,80 @@
-<?php  // $Id$
-
-    $nomoodlecookie = true;     // Session not needed!
-
-    require('../../../config.php');
-    require('../lib.php');
-
-    $chat_sid = required_param('chat_sid', PARAM_ALPHANUM);
-    $groupid = optional_param('groupid', 0, PARAM_INT);
-
-    if (!$chatuser = get_record('chat_users', 'sid', $chat_sid)) {
-        error('Not logged in!');
-    }
-
-    chat_force_language($chatuser->lang);
-
-?>
-
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
-<html>
-<head>
-<meta http-equiv="content-type" content="text/html; charset=<?php echo get_string('thischarset'); ?>" />
-<title>Message Input</title>
-
-<?php
-    $focus = '';
-    include("$CFG->javascript");
-?>
-
-<script type="text/javascript">
-<!--
-
-scroll_active = true;
-function empty_field_and_submit() {
-    var cf   = document.getElementById('sendform');
-    var inpf = document.getElementById('inputform');
-    cf.chat_msgidnr.value = parseInt(cf.chat_msgidnr.value) + 1;
-    cf.chat_message.value = inpf.chat_message.value;
-    cf.submit();
-    inpf.chat_message.value='';
-    inpf.chat_message.focus();
-    return false;
-}
-function prepareusers() {
-    var frm = window.parent.frames;
-    for(i = 0; i < frm.length; ++i) {
-        if(frm[i]).name == "users") {
-            window.userFrame = frm[i];
-            window.userHREF  = frm[i].location.href;
-            window.setTimeout("reloadusers();", <?php echo $CFG->chat_refresh_userlist; ?> * 1000);
-        }
-    }
-}
-function reloadusers() {
-    if(window.userFrame) {
-        window.userFrame.location.href = window.userFrame.location.href;
-        window.setTimeout("reloadusers();", <?php echo $CFG->chat_refresh_userlist; ?> * 1000);
-    }
-}
-// -->
-</script>
-</head>
-
-<body bgcolor="<?php echo $THEME->body ?>" onload="document.getElementById('inputform').chat_message.focus();document.getElementById('inputform').chat_message.select(); prepareusers();">
-
-<form action="<?php echo "http://$CFG->chat_serverhost:$CFG->chat_serverport/"; ?>" method="get" target="empty" id="inputform" onsubmit="return empty_field_and_submit();">
-&gt;&gt; <input type="text" name="chat_message" size="60" value="" />
-<?php helpbutton("chatting", get_string("helpchatting", "chat"), "chat", true, false); ?>
-</form>
-
-<form action="<?php echo "http://$CFG->chat_serverhost:$CFG->chat_serverport/"; ?>" method="get" target="empty" id="sendform">
-    <input type="hidden" name="win" value="message" />
-    <input type="hidden" name="chat_message" value="" />
-    <input type="hidden" name="chat_msgidnr" value="0" />
-    <input type="hidden" name="chat_sid" value="<?php echo $chat_sid ?>" />
-    <input type="hidden" name="groupid" value="<?php echo $groupid ?>" />
-</form>
-</body>
-
-</html>
+<?php  // $Id$
+
+    $nomoodlecookie = true;     // Session not needed!
+
+    require('../../../config.php');
+    require('../lib.php');
+
+    $chat_sid = required_param('chat_sid', PARAM_ALPHANUM);
+    $groupid = optional_param('groupid', 0, PARAM_INT);
+
+    if (!$chatuser = get_record('chat_users', 'sid', $chat_sid)) {
+        error('Not logged in!');
+    }
+
+    chat_force_language($chatuser->lang);
+
+?>
+
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
+<html>
+<head>
+<meta http-equiv="content-type" content="text/html; charset=<?php echo get_string('thischarset'); ?>" />
+<title>Message Input</title>
+
+<?php
+    $focus = '';
+    include("$CFG->javascript");
+?>
+
+<script type="text/javascript">
+<!--
+
+scroll_active = true;
+function empty_field_and_submit() {
+    var cf   = document.getElementById('sendform');
+    var inpf = document.getElementById('inputform');
+    cf.chat_msgidnr.value = parseInt(cf.chat_msgidnr.value) + 1;
+    cf.chat_message.value = inpf.chat_message.value;
+    cf.submit();
+    inpf.chat_message.value='';
+    inpf.chat_message.focus();
+    return false;
+}
+function prepareusers() {
+    var frm = window.parent.frames;
+    for(i = 0; i < frm.length; ++i) {
+        if(frm[i].name == "users") {
+            window.userFrame = frm[i];
+            window.userHREF  = frm[i].location.href;
+            window.setTimeout("reloadusers();", <?php echo $CFG->chat_refresh_userlist; ?> * 1000);
+        }
+    }
+}
+function reloadusers() {
+    if(window.userFrame) {
+        window.userFrame.location.href = window.userFrame.location.href;
+        window.setTimeout("reloadusers();", <?php echo $CFG->chat_refresh_userlist; ?> * 1000);
+    }
+}
+// -->
+</script>
+</head>
+
+<body bgcolor="<?php echo $THEME->body ?>" onload="document.getElementById('inputform').chat_message.focus(); prepareusers();">
+
+<form action="../empty.php" method="get" target="empty" id="inputform" onsubmit="return empty_field_and_submit();">
+&gt;&gt; <input type="text" name="chat_message" size="60" value="" />
+<?php helpbutton("chatting", get_string("helpchatting", "chat"), "chat", true, false); ?>
+</form>
+
+<form action="<?php echo "http://$CFG->chat_serverhost:$CFG->chat_serverport/"; ?>" method="get" target="empty" id="sendform">
+    <input type="hidden" name="win" value="message" />
+    <input type="hidden" name="chat_message" value="" />
+    <input type="hidden" name="chat_msgidnr" value="0" />
+    <input type="hidden" name="chat_sid" value="<?php echo $chat_sid ?>" />
+    <input type="hidden" name="groupid" value="<?php echo $groupid ?>" />
+</form>
+</body>
+
+</html>
