update

js/Desktop/DeskTop.js

@@ -3634,7 +3634,7 @@ U.MD.D.I.openApplicationJieTeacher = function (str, cid, stage, task, tool,stude
         },
     })
     _box.appendChild(_loading)
-    _box.id = str + '_loadLi'
+    _box.id = str + '_loadLi'+_userid
     switch (str) {
         case "whiteboard":
             aTool = 1;
@@ -4003,7 +4003,7 @@ U.MD.D.I.openApplicationJieTeacher = function (str, cid, stage, task, tool,stude
                 "'" +
                 ", " +
                 "'" +
-                str + '_loadLi' +
+                str + '_loadLi'+_userid +
                 "'" +
                 ", " +
                 "'" +