解决首页JS问题

Signed-off-by: zouap <zouap@pcl.ac.cn>

public/home/home.js

@@ -104,7 +104,8 @@ document.onreadystatechange = function () {
             console.log("data= " + e.data);
             console.log("msg length= " + messageQueue.length);
             if(messageQueue.length > maxSize){
-                delete messageQueue[0];
+                messageQueue.splice(0,1);
+                //delete messageQueue[0];
                 console.log("msg length= " + messageQueue.length);
             }
             messageQueue.push(data);