diff --git a/src/main/resources/web/js/models/switchmodel.js b/src/main/resources/web/js/models/switchmodel.js
index 79480aaef8248d80f228b7b79646a10cf435576a..dbddd92fa17c68909d226f8a604d7fd000ce08c4 100644
--- a/src/main/resources/web/js/models/switchmodel.js
+++ b/src/main/resources/web/js/models/switchmodel.js
@@ -19,14 +19,14 @@ window.Switch = Backbone.Model.extend({
     urlRoot:"/wm/core/switch/",
     
     defaults: {
-    	datapathDescription: '',
-    	hardwareDescription: '',
-    	manufacturerDescription: '',
-    	serialNumber: '',
-    	softwareDescription: '',
-    	flowCount: -1,
-    	packetCount: 0,
-    	byteCount: 0,
+        datapathDescription: '',
+        hardwareDescription: '',
+        manufacturerDescription: '',
+        serialNumber: '',
+        softwareDescription: '',
+        flowCount: ' ',
+        packetCount: ' ',
+        byteCount: ' ',
     },
 
     initialize:function () {