Änderung Design + Funktion Mobil auch erfolgreich gefixed.

Customers/CustomsAviso.aspx.vb

@@ -14,6 +14,7 @@ Partial Class CustomsAviso
     Dim dt As DataTable
     Dim Art As String = ""
     Dim ckd As Integer = -1
+    Dim wasmobile As Boolean = True
     Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
         Page.UnobtrusiveValidationMode = UnobtrusiveValidationMode.WebForms
 
@@ -392,7 +393,6 @@ Partial Class CustomsAviso
 
     Protected Sub btn_Auftraege_Click(sender As Object, e As EventArgs)
         dt = Nothing
-
         Session.Add("mytable", Nothing)
         If Session.Item("mytable") = Nothing Then
             If txt_Absender.Text IsNot "" Then
@@ -415,6 +415,7 @@ Partial Class CustomsAviso
                 regexval_txt_Empfaenger.Validate()
                 If regexval_txt_Empfaenger.IsValid Then
                     Try
+                        wasmobile = False
                         Empfaenger = txt_Empfaenger.Text
                     Catch ex As FormatException
                         MsgBox("Diese Daten können nicht validiert werden", MsgBoxStyle.Critical)
@@ -457,6 +458,7 @@ Partial Class CustomsAviso
                 regval_txt_Absender_M.Validate()
                 If regval_txt_Absender_M.IsValid Then
                     Try
+                        wasmobile = True
                         Absender = txt_Absender_M.Text
                     Catch ex As FormatException
                         MsgBox("Diese Daten können nicht validiert werden", MsgBoxStyle.Critical)