diff --git a/WGneu/WGneu.csproj.user b/WGneu/WGneu.csproj.user
index c31958b..16941c8 100644
--- a/WGneu/WGneu.csproj.user
+++ b/WGneu/WGneu.csproj.user
@@ -7,17 +7,11 @@
     </ApplicationDefinition>
   </ItemGroup>
   <ItemGroup>
-    <Compile Update="Windows\BankDetailsWindow.xaml.cs">
-      <SubType>Code</SubType>
-    </Compile>
     <Compile Update="Windows\MemberListWindow.xaml.cs">
       <SubType>Code</SubType>
     </Compile>
   </ItemGroup>
   <ItemGroup>
-    <Page Update="Windows\BankDetailsWindow.xaml">
-      <SubType>Designer</SubType>
-    </Page>
     <Page Update="Windows\MainWindow.xaml">
       <SubType>Designer</SubType>
     </Page>
diff --git a/WGneu/Windows/BankDetailsWindow.xaml b/WGneu/Windows/BankDetailsWindow.xaml
deleted file mode 100644
index 9d8ae6b..0000000
--- a/WGneu/Windows/BankDetailsWindow.xaml
+++ /dev/null
@@ -1,38 +0,0 @@
-<Window x:Class="WGneu.Windows.BankDetailsWindow"
-        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:local="clr-namespace:WGneu.Windows"
-        mc:Ignorable="d"
-        Title="Bankverbindung" Height="295" Width="440" ResizeMode="NoResize" MinWidth="440" MinHeight="295">
-    <Grid>
-        <GroupBox Header="IBAN" Margin="10,10,10,0" Height="60" VerticalAlignment="Top">
-            <Grid>
-                <TextBox x:Name="Iban" HorizontalAlignment="Left" Margin="105,0,-0.6,0" TextWrapping="NoWrap" Width="280" VerticalAlignment="Center" TextChanged="Iban_TextChanged" LostFocus="Iban_LostFocus"/>
-                <TextBlock HorizontalAlignment="Left" Margin="5,0,0,0" TextWrapping="Wrap" VerticalAlignment="Center" Width="90"><Run Language="de-de" Text="IBAN:"/></TextBlock>
-            </Grid>
-        </GroupBox>
-        <GroupBox Header="Bank/Kontonummer" Margin="10,80,10,0" Height="135" VerticalAlignment="Top">
-            <Grid>
-                <Grid.RowDefinitions>
-                    <RowDefinition Height="1*"/>
-                    <RowDefinition Height="1*"/>
-                    <RowDefinition Height="1*"/>
-                </Grid.RowDefinitions>
-                <Grid.ColumnDefinitions>
-                    <ColumnDefinition Width="100"/>
-                    <ColumnDefinition Width="1*"/>
-                </Grid.ColumnDefinitions>
-                <ComboBox HorizontalAlignment="Left" VerticalAlignment="Center" Width="280" Height="22" Margin="5,-0.3,0,0" Grid.Column="2"/>
-                <TextBox x:Name="BankCode" HorizontalAlignment="Left" TextWrapping="Wrap" VerticalAlignment="Center" Width="80" TextChanged="BankCode_TextChanged" Height="18" Grid.Column="2" Grid.Row="1" Margin="5,0,0,0"/>
-                <TextBox x:Name="AccountNumber" HorizontalAlignment="Left" TextWrapping="Wrap" VerticalAlignment="Center" Width="280" Height="18" Grid.Column="1" Grid.Row="2" Margin="5,0,0,0" TextChanged="AccountNumber_TextChanged"/>
-                <TextBlock HorizontalAlignment="Left" TextWrapping="Wrap" Text="Land:" VerticalAlignment="Center" Height="16" Width="90" Margin="5,0,0,0"/>
-                <TextBlock HorizontalAlignment="Left" TextWrapping="Wrap" Text="Bank:" VerticalAlignment="Center" Height="16" Width="90" Grid.Row="1" Margin="5,0,0,0" Grid.RowSpan="1"/>
-                <TextBlock HorizontalAlignment="Left" TextWrapping="Wrap" Text="Kontonummer:" VerticalAlignment="Center" Grid.Row="2" Margin="5,0,0,0"/>
-                <ComboBox Margin="92,0,0,0" VerticalAlignment="Center" Height="22" HorizontalAlignment="Left" Width="193" Grid.Column="2" Grid.Row="1"/>
-            </Grid>
-        </GroupBox>
-        <Button Content="Übernehmen" HorizontalAlignment="Right" Margin="0,0,20,10" VerticalAlignment="Bottom" Padding="5,1,5,1"/>
-    </Grid>
-</Window>
diff --git a/WGneu/Windows/BankDetailsWindow.xaml.cs b/WGneu/Windows/BankDetailsWindow.xaml.cs
deleted file mode 100644
index 88038cb..0000000
--- a/WGneu/Windows/BankDetailsWindow.xaml.cs
+++ /dev/null
@@ -1,148 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using System.Windows;
-using System.Windows.Controls;
-using System.Windows.Data;
-using System.Windows.Documents;
-using System.Windows.Input;
-using System.Windows.Media;
-using System.Windows.Media.Imaging;
-using System.Windows.Shapes;
-using WGneu.Models;
-
-
-namespace WGneu.Windows {
-    /// <summary>
-    /// Interaktionslogik für BankDetailsWindow.xaml
-    /// </summary>
-    public partial class BankDetailsWindow : Window {
-        public BankDetailsWindow() {
-            InitializeComponent();
-        }
-
-        private void Iban_TextChanged(object sender, TextChangedEventArgs e) {
-            string iban = "";
-            int pos = Iban.CaretIndex;
-            for (int i = 0, v = 0; i < Iban.Text.Length && v < 34; i++) {
-                char ch = Iban.Text[i];
-                if (Char.IsLetterOrDigit(ch) && Char.IsAscii(ch)) {
-                    if (v != 0 && v % 4 == 0)
-                        iban += ' ';
-                    v++;
-                    iban += Char.ToUpper(ch);
-                }
-                if (i == Iban.CaretIndex - 1)
-                    pos = iban.Length;
-                if (iban.StartsWith("AT") && v >= 20)
-                    break;
-            }
-            Iban.Text = iban;
-            Iban.CaretIndex = pos;
-
-            if (Iban.IsFocused)
-                GenerateBankDetails();
-        }
-
-        private void Iban_LostFocus(object sender, EventArgs e) {
-            // TODO vaildate checksum
-        }
-
-        private void BankCode_TextChanged(object sender, TextChangedEventArgs e) {
-            string cc = "AT";
-            string code = "";
-            int pos = BankCode.CaretIndex;
-
-            if (cc == "AT") {
-
-                for (int i = 0, v = 0; i < BankCode.Text.Length && v < 5; i++) {
-                    char ch = BankCode.Text[i];
-                    if (Char.IsDigit(ch)) {
-                        v++;
-                        code += ch;
-                    }
-                    if (i == BankCode.CaretIndex - 1)
-                        pos = code.Length;
-                }
-            }
-
-            BankCode.Text = code;
-            BankCode.CaretIndex = pos;
-
-            if (BankCode.IsFocused)
-                GenerateIban();
-        }
-
-        private void AccountNumber_TextChanged(object sender, TextChangedEventArgs e) {
-            string cc = "AT";
-            string num = "";
-            int pos = AccountNumber.CaretIndex;
-
-            if (cc == "AT") {
-                for (int i = 0, v = 0; i < AccountNumber.Text.Length && v < 11; i++) {
-                    char ch = AccountNumber.Text[i];
-                    if (Char.IsLetterOrDigit(ch) && Char.IsAscii(ch)) {
-                        v++;
-                        num += ch;
-                    }
-                    if (i == AccountNumber.CaretIndex - 1)
-                        pos = num.Length;
-                }
-            }
-
-            AccountNumber.Text = num;
-            AccountNumber.CaretIndex = pos;
-
-            if (AccountNumber.IsFocused)
-                GenerateIban();
-        }
-
-        private void GenerateIban() {
-            string cc = "AT";
-            string iban = cc + "00";
-
-            if (cc == "AT") {
-                iban += BankCode.Text.PadLeft(5, '0') + AccountNumber.Text.PadLeft(11, '0');
-            }
-
-            // TODO calculate checksum
-
-            Iban.Text = iban;
-            Iban.CaretIndex = iban.Length;
-        }
-
-        private void GenerateBankDetails() {
-            BankCode.Text = "";
-            AccountNumber.Text = "";
-
-            string iban = Iban.Text.Replace(" ", "");
-            if (iban.Length <= 2)
-                return;
-
-            string cc = iban.Substring(0, 2);
-            if (cc == "AT") {
-                if (iban.Length > 4) {
-                    string bankCodeStr = iban.Substring(4, Math.Min(5, iban.Length - 4));
-                    if (bankCodeStr.All(Char.IsDigit)) {
-                        int bankCode = int.Parse(bankCodeStr);
-                        BankCode.Text = bankCode.ToString();
-                    }
-                    if (iban.Length > 9) {
-                        string accNumStr = iban.Substring(9, Math.Min(11, iban.Length - 9));
-                        if (accNumStr.All(Char.IsDigit)) {
-                            int accNum = int.Parse(accNumStr);
-                            AccountNumber.Text = (accNum != 0) ? accNum.ToString() : "";
-                        } else {
-                            AccountNumber.Text = accNumStr;
-                        }
-                    }
-                }
-            }
-
-            BankCode.CaretIndex = BankCode.Text.Length;
-            AccountNumber.CaretIndex = AccountNumber.Text.Length;
-        }
-    }
-}
diff --git a/WGneu/Windows/MainWindow.xaml b/WGneu/Windows/MainWindow.xaml
index 5d9fbbc..1b0375c 100644
--- a/WGneu/Windows/MainWindow.xaml
+++ b/WGneu/Windows/MainWindow.xaml
@@ -16,7 +16,6 @@
         </DataTemplate>
     </Window.Resources>
     <Grid>
-        <Button x:Name="Button1" Content="Bankverbindung" VerticalAlignment="Top" Click="Button1_Click" Margin="454,109,159,0"/>
         <ComboBox HorizontalAlignment="Left" Margin="175,149,0,0" VerticalAlignment="Top" Width="120" ItemsSource="{Binding Source={StaticResource countryViewSource}}" ItemTemplate="{StaticResource asdf}" SelectionChanged="ComboBox_SelectionChanged" IsEditable="True"/>
         <Button x:Name="Button2" Content="Mitglieder" Margin="472,182,178,0" VerticalAlignment="Top" Click="Button2_Click"/>
     </Grid>
diff --git a/WGneu/Windows/MainWindow.xaml.cs b/WGneu/Windows/MainWindow.xaml.cs
index 5d1dcf2..340afd8 100644
--- a/WGneu/Windows/MainWindow.xaml.cs
+++ b/WGneu/Windows/MainWindow.xaml.cs
@@ -40,13 +40,8 @@ namespace WGneu.Windows {
             base.OnClosing(e);
         }
 
-        private void Button1_Click(object sender, EventArgs e) {
-            BankDetailsWindow w = new BankDetailsWindow();
-            w.Show();
-        }
-
         private void Button2_Click(object sender, EventArgs e) {
-            MemberListWindow w = new MemberListWindow();
+            var w = new MemberListWindow();
             w.Show();
         }