fix bug 32844.

apps/common/main/lib/controller/Comments.js

@@ -919,6 +919,19 @@ define([
         // internal
 
         updateComments: function (needRender, disableSort) {
+            var me = this;
+            me.updateCommentsTime = new Date();
+            if (me.timerUpdateComments===undefined)
+                me.timerUpdateComments = setInterval(function(){
+                    if ((new Date()) - me.updateCommentsTime>100) {
+                        clearInterval(me.timerUpdateComments);
+                        me.timerUpdateComments = undefined;
+                        me.updateCommentsView(needRender, disableSort);
+                    }
+               }, 25);
+        },
+
+        updateCommentsView: function (needRender, disableSort) {
             var i, end = true;
 
             if (_.isUndefined(disableSort)) {