diff --git a/Drcom/MainWindow.xaml b/Drcom/MainWindow.xaml
index eab8ec9..529dbed 100644
--- a/Drcom/MainWindow.xaml
+++ b/Drcom/MainWindow.xaml
@@ -19,7 +19,7 @@
         <Button Content="登陆" HorizontalAlignment="Left" Margin="245,266,0,0" VerticalAlignment="Top" Width="75" Click="LoginNet"/>
         <Label Content="登陆ip" HorizontalAlignment="Left" Margin="23,95,0,0" VerticalAlignment="Top"/>
         <TextBox x:Name="TextIp" HorizontalAlignment="Left" Height="23" Margin="73,99,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="135"/>
-        <CheckBox x:Name="SaveIp" Content="记住IP" HorizontalAlignment="Left" Margin="287,101,0,0" VerticalAlignment="Top"/>
+        <CheckBox x:Name="GetIp" Content="自动获取IP" HorizontalAlignment="Left" Margin="287,101,0,0" VerticalAlignment="Top"/>
         <TextBlock HorizontalAlignment="Left" Margin="300,305,0,0" TextWrapping="Wrap" Text="关于软件" VerticalAlignment="Top" Foreground="Blue" TextDecorations="Underline" MouseDown="About"/>
         <TextBlock HorizontalAlignment="Left" Margin="220,305,0,0" TextWrapping="Wrap" Text="检查更新" VerticalAlignment="Top" Foreground="Blue" TextDecorations="Underline" MouseDown="FindNew"/>
 
diff --git a/Drcom/MainWindow.xaml.cs b/Drcom/MainWindow.xaml.cs
index b98ce44..e0b1c02 100644
--- a/Drcom/MainWindow.xaml.cs
+++ b/Drcom/MainWindow.xaml.cs
@@ -13,9 +13,12 @@ public partial class MainWindow : Window
         public MainWindow()
         {
             InitializeComponent();
-            if (Setting.GetSetting("nip") != "")
+            if (Setting.GetSetting("nip") == "")
+            {
+                GetIp.IsChecked = true;
+            }
+            else
             {
-                SaveIp.IsChecked = true;
                 TextIp.Text = Setting.GetSetting("nip");
             }
             if (Setting.GetSetting("uid") != "")
@@ -38,11 +41,13 @@ private void LoginNet(object sender, RoutedEventArgs e)
             string uid = TextUid.Text;
             string pwd = TextPwd.Password;
 
-            //保存ip账号密码
-            if (SaveIp.IsChecked == true)
+            //获取登陆IP
+            if (GetIp.IsChecked == true)
             {
-                Setting.UpdateSetting("nip", nip);
+                TextIp.Text = CsuNet.LoginIP();
             }
+            //保存IP，账号和密码
+            Setting.UpdateSetting("nip", nip);
             if (SaveUid.IsChecked == true)
             {
                 Setting.UpdateSetting("uid", uid);
@@ -60,6 +65,12 @@ private void LoginNet(object sender, RoutedEventArgs e)
         //注销按钮
         private void LogoutNet(object sender, RoutedEventArgs e)
         {
+            //获取登陆IP
+            if (GetIp.IsChecked == true)
+            {
+                TextIp.Text = CsuNet.LoginIP();
+            }
+
             string nip = TextIp.Text;
 
             var relust = CsuNet.LogoutCsuNet(nip);
diff --git a/Drcom/Properties/AssemblyInfo.cs b/Drcom/Properties/AssemblyInfo.cs
index 0dce9aa..c74263e 100644
--- a/Drcom/Properties/AssemblyInfo.cs
+++ b/Drcom/Properties/AssemblyInfo.cs
@@ -51,5 +51,5 @@
 // 可以指定所有值，也可以使用以下所示的 "*" 预置版本号和修订号
 // 方法是按如下所示使用“*”: :
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.0.1.0")]
-[assembly: AssemblyFileVersion("0.0.1.0")]
+[assembly: AssemblyVersion("0.1.0.0")]
+[assembly: AssemblyFileVersion("0.1.0.0")]
diff --git a/Drcom/net/CsuNet.cs b/Drcom/net/CsuNet.cs
index 879bc9b..6078925 100644
--- a/Drcom/net/CsuNet.cs
+++ b/Drcom/net/CsuNet.cs
@@ -9,6 +9,38 @@ namespace Drcom.net
 {
     public class CsuNet
     {
+        //获取登陆IP
+        public static string LoginIP()
+        {
+            try
+            {
+                HttpWebRequest req = (HttpWebRequest)WebRequest.Create("http://www.qq.com/");
+                HttpWebResponse resp = (HttpWebResponse)req.GetResponse();
+                Stream stream = resp.GetResponseStream();
+                //获取响应内容  
+                using (StreamReader reader = new StreamReader(stream, Encoding.ASCII))
+                {
+                    string result = reader.ReadToEnd();
+
+                    if (result.Contains("v4serip"))
+                    {
+                        string[] Fnip = Regex.Split(result, "v4serip='", RegexOptions.IgnoreCase);
+                        string[] nip = Regex.Split(Fnip[1], "'", RegexOptions.IgnoreCase);
+                        return nip[0];
+                    }
+                    else
+                    {
+                        return null;
+                    }
+                }
+            }
+            catch (Exception e)
+            {
+                return null;
+            }
+        }
+
+
         //登陆
         public static string LoginCsuNet(string nip, string uid, string pwd)
         {
@@ -62,7 +94,7 @@ public static string LogoutCsuNet(string nip)
                 //获取响应内容  
                 using (StreamReader reader = new StreamReader(stream, Encoding.ASCII))
                 {
-                    var result = reader.ReadToEnd();
+                    string result = reader.ReadToEnd();
                     return LoginCaes(result);
                 }
             }