diff --git a/templates/chat/chat_css.html b/templates/chat/chat_css.html
index ab9043d..41b9215 100644
--- a/templates/chat/chat_css.html
+++ b/templates/chat/chat_css.html
@@ -227,9 +227,15 @@
       .active-span {
         display: none;
       }
-      #chat-area {
-        display: none;
-      }
+      {% if not room %}
+        #chat-area {
+          display: none;
+        }
+      {% else %}
+        .chat-left-panel {
+          display: none;
+        }
+      {% endif %}
       .back-button {
         margin-right: 1em;
         font-size: 1.5em;
diff --git a/templates/chat/chat_js.html b/templates/chat/chat_js.html
index 59cdf66..f09ca45 100644
--- a/templates/chat/chat_js.html
+++ b/templates/chat/chat_js.html
@@ -3,6 +3,7 @@
 
   function load_next_page(last_id, refresh_html=false) {
     if (refresh_html) {
+      window.lock = true;
       $('#chat-log').html('');
       $('#loader').show();
     }
@@ -13,11 +14,11 @@
     $.get("{{ url('chat', '') }}" + window.room_id, param)
       .fail(function() {
       console.log("Fail to load page, last_id = " + last_id);
+      window.lock = false;
     })
       .done(function(data) {
       if (refresh_html) {
         $('#chat-box').scrollTop($('#chat-box')[0].scrollHeight);
-        window.lock = true;
       }
       var time = refresh_html ? 0 : 200;
 
@@ -67,7 +68,7 @@
       }
     })}
 
-  function refresh_status() {
+  function refresh_status(refresh_chat_info=false) {
     $.get("{{url('online_status_ajax')}}")
       .fail(function() {
       console.log("Fail to get online status");
@@ -90,6 +91,10 @@
       'user': window.other_user_id,
     };
 
+    if (refresh_chat_info) {
+      $('#chat-info').html('');
+    }
+
     $.get("{{url('user_online_status_ajax')}}", data)
       .fail(function() {
       console.log("Fail to get user online status");
@@ -299,7 +304,7 @@
       history.replaceState(null, '', "{{url('chat', '')}}" + window.room_id);
       load_next_page(null, true);
       update_last_seen();
-      refresh_status();
+      refresh_status(true);
       $('#chat-input').focus();
       show_right_panel();
     }