diff --git a/README.md b/README.md
index 0c88037..bb949a6 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ A fully configurable proxy in NodeJS, which can handle HTTPS requests perfectly.
 
 [中文wiki - 代理服务器的新轮子](https://github.com/alibaba/anyproxy/wiki/%E4%BB%A3%E7%90%86%E6%9C%8D%E5%8A%A1%E5%99%A8%E7%9A%84%E6%96%B0%E8%BD%AE%E5%AD%90%EF%BC%9Aanyproxy) ，介绍我们为什么要再造一个代理服务器，anyproxy开放式的设计可以解决什么样的问题。
 
-![](http://gtms02.alicdn.com/tps/i2/TB1dMz.GVXXXXXxXVXXwCydIXXX-250-250.png)
+<img src="http://gtms04.alicdn.com/tps/i4/TB1XfxDHpXXXXXpapXX20ySQVXX-512-512.png" width="250" height="250" alt="anyproxy logo" />
 
 特性
 ------------
diff --git a/webServer.js b/webServer.js
index a348d8b..b39705e 100644
--- a/webServer.js
+++ b/webServer.js
@@ -115,7 +115,11 @@ function proxyWebServer(port,webSocketPort,proxyConfigPort,ruleSummary,ipAddress
     wss.on("connection",function(ws){});
     wss.broadcast = function(data) {
         for(var i in this.clients){
-            this.clients[i].send(data);
+            try{
+                this.clients[i].send(data);
+            }catch(e){
+                console.log("websocket failed to send data, " + e);
+            }
         }
     };