Private Sub Button2_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
    Dim key As Integer
    Dim rez As Windows.Forms.DialogResult
    Dim firstDate As Date
    Dim tFile As String
    Dim dR1 As String
    Dim dR2 As String
    dR1 = ""
    dR2 = ""
    tFile = ""
    tFile = Path.GetTempFileName()
    Dim myFileInfo As New FileInfo(tFile)
    myFileInfo.Attributes = FileAttributes.Temporary
    Try
      OpenFileDialog1.CheckFileExists = True
      OpenFileDialog1.CheckPathExists = True
      OpenFileDialog1.DefaultExt = "xls"
      OpenFileDialog1.DereferenceLinks = True
      OpenFileDialog1.Filter = "MS_Excel files (*.xls)|*.xls|All files|*.*"
      OpenFileDialog1.Multiselect = False
      OpenFileDialog1.RestoreDirectory = True
      OpenFileDialog1.ShowReadOnly = False
      OpenFileDialog1.ReadOnlyChecked = False
      OpenFileDialog1.Title = "Excel. Открыть..."
      rez = OpenFileDialog1.ShowDialog
      If rez = Windows.Forms.DialogResult.OK Then
        firstDate = Now
        ToolStripStatusLabel1.Text = "Выполняется загрузка. Ждите..."
        ToolStripStatusLabel1.Visible = True
        ToolStripProgressBar1.Visible = True
        Dim oExcel As New Microsoft.Office.Interop.Excel.Application
        Dim oBook As Microsoft.Office.Interop.Excel.Workbook
        Dim oSheet As Microsoft.Office.Interop.Excel.Worksheet
        oExcel = New Microsoft.Office.Interop.Excel.Application
        oBook = oExcel.Workbooks.Open(OpenFileDialog1.FileName)
        oExcel.DisplayAlerts = False
        oSheet = oBook.Sheets(1)
        oSheet.Rows("1:6").delete()
        System.Runtime.InteropServices.Marshal.ReleaseComObject(oSheet)
        oSheet = Nothing
        oBook.SaveAs(tFile, Microsoft.Office.Interop.Excel.XlFileFormat.xlTextWindows)
        System.Runtime.InteropServices.Marshal.ReleaseComObject(oBook)
        oBook = Nothing
        oExcel.Quit()
        System.Runtime.InteropServices.Marshal.ReleaseComObject(oExcel)
        oExcel = Nothing
        GC.Collect()
      End If
      Using MyReader As New Microsoft.VisualBasic.FileIO.TextFieldParser( _
        tFile, Encoding.GetEncoding(1251), True)
        MyReader.TextFieldType = FileIO.FieldType.Delimited
        MyReader.Delimiters = New String() {vbTab}
        Dim currentRow As String()
        While Not MyReader.EndOfData
          key += 1
          Dim inst As New CivilSps()
          Try
            currentRow = MyReader.ReadFields()
            inst.nPP = CStr(key + 6)
            inst.Adres = Trim(Trim(UCase(currentRow.GetValue(9))) & " д. " & _
                   Trim(UCase(currentRow.GetValue(10))) & " к. " & _
                   Trim(UCase(currentRow.GetValue(12))))
            dR1 = Trim(currentRow.GetValue(4))
            If Len(dR1) < 2 Then
              dR1 = "0" & dR1
            End If
            dR2 = Trim(currentRow.GetValue(5))
            If Len(dR2) < 2 Then
              dR2 = "0" & dR2
            End If
            inst.DatR = Trim(dR1 & "." & _
                     dR2 & "." & _
                     Trim(currentRow.GetValue(6)))
            inst.FIO = Trim(UCase(currentRow.GetValue(1))) & " " & _
                  Trim(UCase(currentRow.GetValue(2))) & " " & _
                  Trim(UCase(currentRow.GetValue(3)))
            names.Add(inst, CStr(key))
          Catch ex As Microsoft.VisualBasic.FileIO.MalformedLineException
            MsgBox("Строка " & ex.Message & _
            " имеет неверный формат. Пропущено.")
          End Try
          My.Application.DoEvents()
        End While
      End Using
      ToolStripStatusLabel1.Text = "Загрузка буспешно завершена."
      ToolStripProgressBar1.Visible = False
      Button2.Enabled = False
      If names.Count > 0 Then
        Label2.Text = "Количество строк: " & names.Count
        Label4.Text = "Время загрузки: " & DateDiff(DateInterval.Second, firstDate, Now) & " сек."
      End If
      Try
        File.Delete(tFile)
        tFile = ""
      Catch exc As Exception
        ' пропуск ошибки
      End Try
    Catch ex As Exception
      MsgBox(ex.Message, MsgBoxStyle.Exclamation, Me.Text)
    End Try
  End Sub