diff --git a/public/home/home.js b/public/home/home.js
index f7b9ee091..413b7f3b6 100755
--- a/public/home/home.js
+++ b/public/home/home.js
@@ -81,8 +81,12 @@ var isZh = true;
 if(lang != null && lang.nodeValue =="en-US" ){
     isZh=false;
 }
-
+var readystat = false;
 document.onreadystatechange = function () {
+    if(readystat){
+        return;
+    } 
+    readystat = true;
     console.log("Start to open WebSocket.");
     queryRecommendData();