diff --git a/view/main.js b/view/main.js
index 2c5fa9e..c57a163 100755
--- a/view/main.js
+++ b/view/main.js
@@ -77,3 +77,10 @@ window.wsc_chat = window.wsc.channel('chat').listen(function(msg, err){
 }).send({name: window._SERVER.session.name});
 
 
+
+/* (4) Clean sockets before page quit
+---------------------------------------------------------*/
+window.onbeforeunload = function() {
+    window.wdc_chat.ws.close();
+    window.wdc_connect.ws.close();
+};
\ No newline at end of file