diff --git a/html/realtimechat.js b/html/realtimechat.js
index 79f6538..ce777c8 100644
--- a/html/realtimechat.js
+++ b/html/realtimechat.js
@@ -9,8 +9,9 @@ const HTML_SERVER_OFFLINE_MARKER = "❌";
 
 let ajaxUrl = document.getElementById("ajaxPath").innerText;
 let lastMessageId = document.getElementById("LMId").innerText;
+let reqIsFailed = false;
 
-function appendMessage(nick /* if == "***", then error */, message)
+function appendMessage(nick /* if == "***", then system message */, message)
 {
     let messageObject = document.createElement("div");
     messageObject.setAttribute("class", "main_payload__chat");
@@ -52,6 +53,11 @@ function toAJAX()
 {
     let xhttp = new XMLHttpRequest();
     xhttp.onload = function() {
+        if (reqIsFailed) {
+            reqIsFailed = false;
+            appendMessage("", "<b style=\"color: green\">Fine: you are online again</b>")
+        }
+
         const answer = JSON.parse(xhttp.responseText);
         if (!answer.status) {
             appendMessage("***", answer.message);
@@ -72,8 +78,6 @@ function toAJAX()
             changeOnlineList(onlineInfo.list);
         }
         if (answer.LMIdChanged) {
-            console.log("old", lastMessageId);
-            console.log("new", answer.LMId);
             lastMessageId = answer.LMId;
             let msgArray = answer.newMessages;
             msgArray.forEach(function(singleMsg) {
@@ -81,6 +85,13 @@ function toAJAX()
             });
         }
     }
+    xhttp.onerror = function() {
+        if (!reqIsFailed) {
+            reqIsFailed = true;
+            appendMessage("", "<b style=\"color: red\">Request is failed: no response from server</b>")
+        }
+    }
+
     let currentServerStatus = objCurrentServerStatus.innerText === HTML_SERVER_ONLINE_MARKER;
     xhttp.open("GET", "/ajax/"+ajaxUrl+"?onlineCounter="+objOnlineCounter.innerText+"&messageId="+lastMessageId+"&serverStatus="+currentServerStatus);
     xhttp.send();
diff --git a/html/svg/airplane.svg b/html/svg/airplane.svg
new file mode 100755
index 0000000..07d4f78
--- /dev/null
+++ b/html/svg/airplane.svg
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 512 512" style="enable-background:new 0 0 512 512;" xml:space="preserve">
+<style type="text/css">
+	.st0{fill:#6493BC;}
+</style>
+<polygon class="st0" points="161.3,287.2 161.3,445 288.4,350.3 415.5,508.1 510.8,3.2 2.4,255.7 "/>
+</svg>
diff --git a/html/svg/folder.svg b/html/svg/folder.svg
index 14313ab..42066cd 100644
--- a/html/svg/folder.svg
+++ b/html/svg/folder.svg
@@ -1,5 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 23.0.3, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
 <svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
 	 width="512px" height="512px" viewBox="0 0 512 512" style="enable-background:new 0 0 512 512;" xml:space="preserve">
 <style type="text/css">
diff --git a/html/svg/magnifier.svg b/html/svg/magnifier.svg
index 60770de..ccea901 100644
--- a/html/svg/magnifier.svg
+++ b/html/svg/magnifier.svg
@@ -1,5 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 23.0.3, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
 <svg version="1.1" id="Glyph" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
 	 width="32px" height="32px" viewBox="0 0 32 32" style="enable-background:new 0 0 32 32;" xml:space="preserve">
 <style type="text/css">
diff --git a/html/svg/message.svg b/html/svg/message.svg
index e5b1d37..087caf3 100644
--- a/html/svg/message.svg
+++ b/html/svg/message.svg
@@ -1,5 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 23.0.3, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
 <svg version="1.1" id="Слой_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
 	 width="48px" height="48px" viewBox="0 0 48 48" style="enable-background:new 0 0 48 48;" xml:space="preserve">
 <style type="text/css">
diff --git a/httpserver.cpp b/httpserver.cpp
index f0ac5f6..202d58a 100644
--- a/httpserver.cpp
+++ b/httpserver.cpp
@@ -142,7 +142,7 @@ std::pair<QString, QString> HttpServer::splitUserNameAndMessage(const QString &r
 
 void HttpServer::consoleLog(const QString &message)
 {
-    qInfo().noquote() << "[WEBINTERFACE]" << message;
+    qInfo().noquote() << "[WEB_UI]" << message;
 }
 
 void HttpServer::debugLog(const QString &req)
@@ -357,7 +357,17 @@ void HttpServer::ircMessageCache(QString server, QString channel, QString nick,
 {
     QString channelId {server+channel};
     if (not m_messageCache.contains(channelId)) return;
-    else m_messageCache[channelId]->saveNewMessage(nick, text);
+    // remove timed out session
+    if (QDateTime::currentMSecsSinceEpoch() - MSECS_TO_AUTOREMOVE_MESSAGES_FROM_BUFFER >
+            m_messageCache[channelId]->getLastPing())
+    {
+        consoleLog("Message caching disabled for "+server+"/#"+channel+". No active reader.");
+        m_messageCache.remove(channelId);
+        return;
+    }
+    else {
+        m_messageCache[channelId]->saveNewMessage(nick, text);
+    }
 }
 
 QString HttpServer::getRequestPath(const QString &req)
@@ -1173,6 +1183,10 @@ void HttpServer::writeRealTimeChatPage(QTcpSocket *socket, QString &urlPath, boo
         }
     }
 
+    QString year {QDateTime::currentDateTime().toString("yyyy")};
+    QString month {QDateTime::currentDateTime().toString("MM")};
+    QString day {QDateTime::currentDateTime().toString("dd")};
+
     //// Left menu compilation
     QString htmlServersSectionS;
     for (const auto &s: m_onlineUsers) {
@@ -1197,7 +1211,8 @@ void HttpServer::writeRealTimeChatPage(QTcpSocket *socket, QString &urlPath, boo
 
             QString channelNameForUrl {c.first};
             channelNameForUrl.remove('#');
-            QString channelLink = "/" + global::toLowerAndNoSpaces(s.first) + "/" + channelNameForUrl;
+            QString channelLink = "/" + global::toLowerAndNoSpaces(s.first) +
+                    "/" + channelNameForUrl + "/" + year + "/" + month + "/" + day;
             replaceTag(htmlChannelLine, "CHANNEL_LINK", channelLink);
 
             htmlChannelLineS += htmlChannelLine;
@@ -1259,10 +1274,6 @@ void HttpServer::writeRealTimeChatPage(QTcpSocket *socket, QString &urlPath, boo
 
     //// Payload
     page.replace("<div class=\"main_payload\">", "<div class=\"main_payload\" id=\"payload\">");
-
-    QString year {QDateTime::currentDateTime().toString("yyyy")};
-    QString month {QDateTime::currentDateTime().toString("MM")};
-    QString day {QDateTime::currentDateTime().toString("dd")};
     bool logsExisted {false};
     QFile file;
     QDir fsPath(m_logFolder+server+global::slash+channel);
@@ -1434,6 +1445,7 @@ void HttpServer::writeAjaxAnswer(QTcpSocket *socket, QString &urlPath, bool isHe
 
     if (not m_messageCache.contains(channelId)) {
         m_messageCache.insert(channelId, new MessagePool);
+        consoleLog("Message caching enabled for "+server+"/#"+channel+". Real time reading started.");
     }
     else {
         auto messages = *(m_messageCache[channelId]->getMessages());
@@ -1508,9 +1520,15 @@ void MessagePool::saveNewMessage(const QString &nick, const QString &text)
 
 const std::map<qint64, Message *>* MessagePool::getMessages()
 {
+    m_lastPing = QDateTime::currentMSecsSinceEpoch();
     return &m_messages;
 }
 
+qint64 MessagePool::getLastPing()
+{
+    return m_lastPing;
+}
+
 void MessagePool::messageToDelete(qint64 timestamp)
 {
     auto it = m_messages.find(timestamp);
diff --git a/httpserver.h b/httpserver.h
index 4497a4a..ced3780 100644
--- a/httpserver.h
+++ b/httpserver.h
@@ -9,6 +9,8 @@
 #include <queue>
 
 constexpr int MSECS_TO_AUTOREMOVE_MESSAGES_FROM_BUFFER {10000}; // 10 secs
+const QString HTTP_ACTUAL_ETAG {"2021-12-29"}; // Change it if svg, css or ico was modified
+
 class Message : public QObject
 {
     Q_OBJECT
@@ -34,6 +36,7 @@ public:
     MessagePool(QObject *parent = nullptr);
     void saveNewMessage(const QString& nick, const QString& text);
     const std::map<qint64, Message*>* getMessages();
+    qint64 getLastPing();
 
 private:
     qint64 m_lastPing;
@@ -43,7 +46,8 @@ public slots:
     void messageToDelete(qint64 timestamp);
 };
 
-const QString HTTP_ACTUAL_ETAG {"2021-12-24"}; // Change it if svg, css or ico was modified
+//////////////////////////////////////////////////
+
 class HttpServer : public QObject
 {
     Q_OBJECT