internal static void ShowFileProperties(string path)
        {
            Shellexecuteinfo info = new Shellexecuteinfo();
            info.cbSize = Marshal.SizeOf(info);
            info.lpVerb = "properties";
            info.lpFile = path;
            info.nShow = 5;
            info.fMask = 12;
            ShellExecuteEx(
 
ref info);
        }

        [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
        private struct Shellexecuteinfo
        {
            public int cbSize;
            public uint fMask;
            private readonly IntPtr hwnd;
            [MarshalAs(UnmanagedType.LPTStr)]
            public string lpVerb;
            [MarshalAs(UnmanagedType.LPTStr)]
            public string lpFile;
            [MarshalAs(UnmanagedType.LPTStr)]
            private readonly string lpParameters;
            [MarshalAs(UnmanagedType.LPTStr)]
            private readonly string lpDirectory;
            public int nShow;
            private readonly IntPtr hInstApp;
            private readonly IntPtr lpIDList;
            [MarshalAs(UnmanagedType.LPTStr)]
            private readonly string lpClass;

            private readonly IntPtr hkeyClass;
            private readonly uint dwHotKey;
            private readonly IntPtr hIcon;
            private readonly IntPtr hProcess;
        }


        [DllImport("shell32.dll", CharSet = CharSet.Auto)]
        private static extern bool ShellExecuteEx(ref Shellexecuteinfo lpExecInfo);