diff --git a/view/websocket.js b/view/websocket.js
index 6343273..b73de39 100644
--- a/view/websocket.js
+++ b/view/websocket.js
@@ -15,27 +15,50 @@ window.wsc_emergency = wsc.channel('emergency/31').listen(function(msg, err){
 	if( typeof msg.error != 'boolean' || msg.error !== false )
 		return infobox.show('Erreur de connexion WebSocket@emergency', 'warning', 3000);
 
-	/* (3) If no message -> exit */
-	if( msg.data == null )
-		return;
+	/* (3) If message(s) to add */
+	if( msg.add != null ){
 
-	/* (4) Play sound if 1msg received + not already on page */
-	// note: 1msg means a new message but not the page load past buffer
-	if( msg.data.length == 1 && router.app.$route.path != '/emergency' )
-		( new Audio('https://notificationsounds.com/message-tones/communication-channel-519/download/mp3') ).play();
+		// {1} Play sound if 1msg received + not already on page //
+		// note: 1msg means a new message but not the page load past buffer
+		if( msg.add.length == 1 && router.app.$route.path != '/emergency' )
+			( new Audio('https://notificationsounds.com/message-tones/communication-channel-519/download/mp3') ).play();
 
-	/* (5) Add messages to stack */
-	gstore.data.notif.emergency.data = gstore.data.notif.emergency.data.concat( msg.data );
+		// {2} Add messages to stack //
+		gstore.data.notif.emergency.data = gstore.data.notif.emergency.data.concat( msg.add );
 
-	/* (6) Add notification count if not already on page */
-	if( router.app.$route.path != '/emergency' )
-		gstore.data.notif.emergency.count += msg.data.length;
+		// {3} Add notification count if not already on page //
+		if( router.app.$route.path != '/emergency' )
+			gstore.data.notif.emergency.count += msg.add.length;
 
-	/* (7) Remove loader */
+	}
+
+	/* (4) If message(s) to del */
+	if( msg.del != null ){
+
+		// {1} Rem messages from stack //
+		for( var id of msg.del )
+			if( gstore.data.notif.emergency.data[id] != null )
+				delete gstore.data.notif.emergency.data[id];
+
+	}
+
+	/* (5) If message(s) to update */
+	if( msg.upd != null ){
+
+		// {1} Update messages in stack //
+		for( var id of msg.upd )
+			if( gstore.data.notif.emergency.data[id] != null )
+				gstore.data.notif.emergency.data[id] = msg.upd[id];
+
+	}
+
+	/* (6) Remove loader */
 	gstore.data.msg_pending.emergency = false;
 
 }).send({name: _SERVER.session.name});
 
+
+
 /* (2) Event channel
 ---------------------------------------------------------*/
 window.wsc_event = wsc.channel('event/31').listen(function(msg, err){
@@ -48,28 +71,51 @@ window.wsc_event = wsc.channel('event/31').listen(function(msg, err){
 	if( typeof msg.error != 'boolean' || msg.error !== false )
 		return infobox.show('Erreur de connexion WebSocket@event', 'warning', 3000);
 
-	/* (3) If no message -> exit */
-	if( msg.data == null )
-		return;
+	/* (3) If message(s) to add */
+	if( msg.add != null ){
 
-	/* (4) Play sound if 1msg received + not already on page */
-	// note: 1msg means a new message but not the page load past buffer
-	if( msg.data.length == 1 && router.app.$route.path != '/event' )
-		( new Audio('https://notificationsounds.com/message-tones/communication-channel-519/download/mp3') ).play();
+		// {1} Play sound if 1msg received + not already on page //
+		// note: 1msg means a new message but not the page load past buffer
+		if( msg.add.length == 1 && router.app.$route.path != '/event' )
+			( new Audio('https://notificationsounds.com/message-tones/communication-channel-519/download/mp3') ).play();
 
-	/* (5) Add messages to stack */
-	gstore.data.notif.event.data = gstore.data.notif.event.data.concat( msg.data );
+		// {2} Add messages to stack //
+		gstore.data.notif.event.data = gstore.data.notif.event.data.concat( msg.add );
 
-	/* (6) Add notification count if not already on page */
-	if( router.app.$route.path != '/event' )
-		gstore.data.notif.event.count += msg.data.length;
+		// {3} Add notification count if not already on page //
+		if( router.app.$route.path != '/event' )
+			gstore.data.notif.event.count += msg.add.length;
 
-	/* (7) Remove loader */
+	}
+
+	/* (4) If message(s) to del */
+	if( msg.del != null ){
+
+		// {1} Rem messages from stack //
+		for( var id of msg.del )
+			if( gstore.data.notif.event.data[id] != null )
+				delete gstore.data.notif.event.data[id];
+
+	}
+
+	/* (5) If message(s) to update */
+	if( msg.upd != null ){
+
+		// {1} Update messages in stack //
+		for( var id of msg.upd )
+			if( gstore.data.notif.event.data[id] != null )
+				gstore.data.notif.event.data[id] = msg.upd[id];
+
+	}
+
+	/* (6) Remove loader */
 	gstore.data.msg_pending.event = false;
 
 
 }).send({name: _SERVER.session.name});
 
+
+
 /* (3) Message channel
 ---------------------------------------------------------*/
 window.wsc_chat = wsc.channel('chat').listen(function(msg, err){