diff --git a/Windows/SQL_BAK.xaml b/Windows/SQL_BAK.xaml
index c241c13..6ed244b 100644
--- a/Windows/SQL_BAK.xaml
+++ b/Windows/SQL_BAK.xaml
@@ -4,9 +4,10 @@
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:formula_manage.Windows"
-        mc:Ignorable="d"
+        mc:Ignorable="d" Loaded="Window_SQLBAK"
         Title="SQL_BAK" Height="450" Width="500">
     <Grid>
-        
+        <CheckBox x:Name="SQL_bak" Height="19" Margin="5,6,315,0" VerticalAlignment="Top" Content="自定义备份地址" IsTabStop="False" Checked="SQLBAK_Checked" Unchecked="SQLBAK_Checked"/>
+
     </Grid>
 </Window>
diff --git a/Windows/SQL_BAK.xaml.cs b/Windows/SQL_BAK.xaml.cs
index e309991..0f77b07 100644
--- a/Windows/SQL_BAK.xaml.cs
+++ b/Windows/SQL_BAK.xaml.cs
@@ -21,7 +21,24 @@ namespace formula_manage.Windows
     {
         public SQL_BAK()
         {
+            WindowStartupLocation = WindowStartupLocation.CenterScreen;
             InitializeComponent();
         }
+
+        public string INIPath = Convert.ToString(System.AppDomain.CurrentDomain.BaseDirectory) + "formula.ini";
+
+        private void Window_SQLBAK(object sender, RoutedEventArgs e)
+        {
+            UserClass.IniFile.IniFiles Configini = new UserClass.IniFile.IniFiles(INIPath);
+            SQL_bak.IsChecked = Boolean.Parse(Configini.IniReadvalue("SQL_BAK", "S1"));
+        }
+
+        private void SQLBAK_Checked(object sender, RoutedEventArgs e)
+        {
+            UserClass.IniFile.IniFiles Configini = new UserClass.IniFile.IniFiles(INIPath);   //配置文件
+            Configini.IniWritevalue("SQL_BAK", "S1", SQL_bak.IsChecked.GetValueOrDefault().ToString());   //保存的配置
+        }
+
+
     }
 }