diff --git a/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js b/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
index c10ff73..0b57421 100644
--- a/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
+++ b/400-SOURCECODE/AIAHTML5.Web/app/controllers/DAController.js
@@ -9056,8 +9056,9 @@ AIA.controller("DAController", ["$scope", "$rootScope", "$compile", "$http", "$l
 
         var keyUplayerNumber = parseInt($("#txtlayerNumber").val());
 
-        if (isNaN(keyUplayerNumber)) {
-
+        if (isNaN(keyUplayerNumber))
+        {
+            document.getElementById("txtlayerNumber").value = "";
         }
         else {