Nachricht bei reoload oder verlassen wenn daten eingegeben wurden.

Customers/Customers.master.vb

@@ -1,7 +1,17 @@
 
 Partial Class Customers_Customers
     Inherits System.Web.UI.MasterPage
+    Protected isPageRefresh As Boolean = False
+    Protected Sub Page_Load(ByRef sender As Object, ByVal e As EventArgs)
+        If (Session.Item("CheckRefresh") = True) Then
+            Session.Item("CheckRefresh") = Nothing
+            Response.Write("Page was refreshed!")
+        End If
+    End Sub
 
+    Protected Sub Page_PreInit(ByRef sender As Object, ByVal e As EventArgs)
+        Session.Add("CheckRefresh", False)
+    End Sub
 
     Protected Sub LogoutButton1_Click(sender As Object, e As EventArgs)
         Page.MaintainScrollPositionOnPostBack = True