diff --git a/插件库/Lskj.Main/FrmLogin.cs b/插件库/Lskj.Main/FrmLogin.cs
index 845cb68..1104b26 100644
--- a/插件库/Lskj.Main/FrmLogin.cs
+++ b/插件库/Lskj.Main/FrmLogin.cs
@@ -1180,6 +1180,21 @@ namespace Lskj.Main
                 this.SetLanguage();
                 this.SetLedgers();
                 this.SetUsers();
+
+                //弹出提示框
+                if (SystemInfo.Instance.LoginAnnouncement) 
+                {
+                    if (BaseImpl.HasExistsTable("p_ErpProUpdateInfo")&& BaseImpl.HasExistsColumn("p_ErpProUpdateInfo", "AnnouncementDisplay"))
+                    {
+                        bool result = "1".Equals(BaseImpl.GetResult("select 1 from p_ErpProUpdateInfo where AnnouncementDisplay=1  order by  updateDate desc") + "");
+                        if (result) 
+                        {
+                            FrmAnnouncement frmAnnouncement = new FrmAnnouncement();
+                            frmAnnouncement.ShowDialog();
+                        }
+                    }
+                }
+
             }
             catch (Exception ex)
             {
diff --git a/插件库/Lskj.Main/FrmMain.cs b/插件库/Lskj.Main/FrmMain.cs
index 9ab6d0d..d05e1e5 100644
--- a/插件库/Lskj.Main/FrmMain.cs
+++ b/插件库/Lskj.Main/FrmMain.cs
@@ -447,6 +447,12 @@ namespace Lskj.Main
         {
             try
             {
+                if (this.WindowState == FormWindowState.Normal)
+                {
+                    EnsureFormInCurrentScreen();
+                    //Screen screen = Screen.FromControl(this);
+                    //this.MaximumSize = screen.WorkingArea.Size;
+                }
                 this.WindowState = this.WindowState == FormWindowState.Normal ? FormWindowState.Maximized : FormWindowState.Normal;
                 if (this.WindowState == FormWindowState.Maximized)
                 {
@@ -585,6 +591,10 @@ namespace Lskj.Main
                 base.OnMouseUp(e);
                 _isMouseDown = false;
                 //this.Focus();
+                if (this.WindowState == FormWindowState.Normal)
+                {
+                    EnsureFormInCurrentScreen();
+                }
                 this.mainPanelControlEx.pic_search.Focus();//点击界面失去焦点
             }
             catch (Exception ex)
@@ -677,4 +687,49 @@ namespace Lskj.Main
             public uint dwActiveProcessorMask;
             public uint dwNumberOfProcessors;
             public uint dwProcessorType;
-            public uint dwAllocationGra
\ No newline at end of file
+            public uint dwAllocationGranularity;
+            public uint dwProcessorLevel;
+            public uint dwProcessorRevision;
+        }
+        //定义内存的信息结构  
+        [StructLayout(LayoutKind.Sequential)]
+        public struct MEMORY_INFO
+        {
+            public uint dwLength;
+            public uint dwMemoryLoad;
+            public uint dwTotalPhys;
+            public uint dwAvailPhys;
+            public uint dwTotalPageFile;
+            public uint dwAvailPageFile;
+            public uint dwTotalVirtual;
+            public uint dwAvailVirtual;
+        }
+        //定义系统时间的信息结构  
+        [StructLayout(LayoutKind.Sequential)]
+        public struct SYSTEMTIME_INFO
+        {
+            public ushort wYear;
+            public ushort wMonth;
+            public ushort wDayOfWeek;
+            public ushort wDay;
+            public ushort wHour;
+            public ushort wMinute;
+            public ushort wSecond;
+            public ushort wMilliseconds;
+        }
+
+
+        /// <summary>
+        /// 多屏时设置程序大小
+        /// </summary>
+        private void EnsureFormInCurrentScreen()
+        {
+            if (this.WindowState != FormWindowState.Normal)
+            {
+                return;
+            }
+
+            Screen screen = Screen.FromPoint(System.Windows.Forms.Control.MousePosition);
+            Rectangle workingArea = screen.WorkingArea;
+
+         
\ No newline at end of file
diff --git a/插件库/Lskj.Main/Program.cs b/插件库/Lskj.Main/Program.cs
index 83950db..8818712 100644
--- a/插件库/Lskj.Main/Program.cs
+++ b/插件库/Lskj.Main/Program.cs
@@ -38,7 +38,6 @@ namespace Lskj.Main
         [STAThread]
         static void Main(string[] args)
         {
-
             //SetProcessDpiAwarenessContext(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2);
             CefRuntime.Load();//cef浏览器模块设置加载
             var mainArgs = new CefMainArgs(args);
@@ -62,7 +61,7 @@ namespace Lskj.Main
             try
             {
                 // 汉化DevExpress界面
-                Thread.CurrentThread.CurrentUICulture = new CultureInfo("zh-CH");
+                Thread.CurrentThread.CurrentUICulture = new CultureInfo("zh-CN");
                 // 设置皮肤
                 BonusSkins.Register();
                 SkinManager.EnableFormSkins();
@@ -223,36 +222,4 @@ namespace Lskj.Main
             }
             using (var key = Registry.CurrentUser.CreateSubKey(@"Software\Classes\lserp\shell\open\command"))
             {
-                key.SetValue("", $"\"{exePath}\" \"%1\"");
-            }
-        }
-
-        private static void Unregister()
-        {
-            Registry.CurrentUser.DeleteSubKeyTree(@"Software\Classes\lserp", false);
-        }
-        #endregion
-
-        //public static Form GetForm()
-        //{
-        //    Form X = new CEFdemo.Form1();
-        //    return X;
-        //}
-        public class Messager : IMessageFilter
-        {
-            public bool PreFilterMessage(ref Message m)
-            {
-                //如果检测到有鼠标或则键盘的消息，则使计数为0.....
-                if (m.Msg == 0x0200 || m.Msg == 0x0201 || m.Msg == 0x0204 || m.Msg == 0x0207)
-                {
-                    Manager.isAwaitTime = 0;
-                }
-                if (m.Msg == 0x0100 && m.WParam != new IntPtr(0x0000001b) && Lskj.Model.ERPInfo.Instance.IsExecute)
-                {
-                    return true;
-                }
-                return false;
-            }
-        }
-    }
-}
+                key.SetValu
\ No newline at end of file
diff --git a/插件库/Lskj.Main/Resources/密码不显示.png b/插件库/Lskj.Main/Resources/密码不显示.png
new file mode 100644
index 0000000..a18a79a
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diff --git a/插件库/Lskj.Main/Resources/密码显示.png b/插件库/Lskj.Main/Resources/密码显示.png
new file mode 100644
index 0000000..d8619c2
Binary files /dev/null and b/插件库/Lskj.Main/Resources/密码显示.png differ