im fix

@@ -137,7 +137,13 @@ var chat = {
                 self.handleReceiveMSG(received);
             },
             onOpen: $.noop,
-            onClose: $.noop
+            sendFailCallback: function() {
+                self._sysInfo('<p>连接断开,请尝试<span class="blue">重连</span></p>')
+                    .one('click', function() {
+                        self.connect();
+                    });
+            },
+
         };
 
         let config = $.extend(socketConf, actions);

@@ -9,6 +9,7 @@ var param,
     servers,
     socket,
     server,
+    sendFailCallback,
     conversationMessage;
 
 function _randomServer() {
@@ -40,6 +41,10 @@ function socketInit(options) {
         socket.onclose = options.onClose || function() {
             console.log('websocket is closed');
         };
+        socket.onerror = options.onError || function() {
+            console.log('websocket meet error');
+        };
+        sendFailCallback = options.sendFailCallback || $.noop;
     } else {
         console.log('websocket is not support');
     }
@@ -57,6 +62,7 @@ function sendMsg(msg) {
         console.log('websocket send: ', JSON.parse(msg));
         socket.send(msg);
     } else {
+        sendFailCallback();
         console.log('The socket is not open.');
     }
 }