diff --git a/ImportDokMag/MainFrm.vb b/ImportDokMag/MainFrm.vb
index 43e91b5..b29b422 100644
--- a/ImportDokMag/MainFrm.vb
+++ b/ImportDokMag/MainFrm.vb
@@ -204,6 +204,21 @@ Public Class MainFrm
     End If
   End Sub
 
+  '  odświeżenie listy po zmianie konta z opóźnieniem - przewijanie listy kont przytrzymanym klawiszem
+  '  albo wpisywanie numeru konta nie uruchamia zapytania po każdej zmianie, tylko raz po 0,5 s spokoju
+  Private WithEvents TmKonto As New System.Windows.Forms.Timer With {.Interval = 500}
+  Private WczytaneKonto As String = ""
+
+  Private Sub CbKonto_TextChanged(sender As Object, e As EventArgs) Handles CbKonto.TextChanged
+    TmKonto.Stop()
+    If SourceConnected AndAlso CbKonto.Text <> WczytaneKonto Then TmKonto.Start()
+  End Sub
+
+  Private Sub TmKonto_Tick(sender As Object, e As EventArgs) Handles TmKonto.Tick
+    TmKonto.Stop()
+    If CbKonto.Text <> WczytaneKonto Then OdswiezDane()
+  End Sub
+
   Private Sub CbMiesiac_TextChanged(sender As Object, e As EventArgs) Handles CbMiesiac.TextChanged
     If SourceConnected Then
       Mies = CbMiesiac.Items.IndexOf(CbMiesiac.Text) + 1
@@ -243,9 +258,23 @@ Public Class MainFrm
     OdswiezDane()
   End Sub
 
-  Private Sub DgvDokumenty_RowPostPaint(sender As Object, e As DataGridViewRowPostPaintEventArgs) Handles DgvDokumenty.RowPostPaint
-    If Not DgvDokumenty.Rows(e.RowIndex).Cells("colDataImportu").Value Is DBNull.Value Then
-      If CStr(DgvDokumenty.Rows(e.RowIndex).Cells("colDataImportu").Value) > "1990-01-01" Then DgvDokumenty.Rows(e.RowIndex).DefaultCellStyle.ForeColor = Color.Red
+  '  Dokument niezaimportowany ma DataImportu = 1990-01-01 (DT_DataCentrali = 0) albo NULL
+  Private Shared ReadOnly BrakImportu As Date = New Date(1990, 1, 1)
+
+  Private Function CzyZaimportowany(ByVal Wiersz As DataRowView) As Boolean
+    Dim Data As Object = Wiersz("DataImportu")
+    Return Not IsDBNull(Data) AndAlso CDate(Data) > BrakImportu
+  End Function
+
+  '  zaimportowane - czerwona czcionka, czekające na import - czarna
+  Private Sub DgvDokumenty_CellFormatting(sender As Object, e As DataGridViewCellFormattingEventArgs) Handles DgvDokumenty.CellFormatting
+    If e.RowIndex < 0 OrElse e.RowIndex >= BsTbmy_ImpDM_Src.Count Then Return
+    '  wiersz z BindingSource, a nie z DgvDokumenty.Rows - nie rozwiązuje współdzielonych wierszy grida
+    If CzyZaimportowany(CType(BsTbmy_ImpDM_Src(e.RowIndex), DataRowView)) Then
+      e.CellStyle.ForeColor = Color.Red
+      e.CellStyle.SelectionForeColor = Color.LightPink
+    Else
+      e.CellStyle.ForeColor = Color.Black
     End If
   End Sub
 
@@ -411,7 +440,9 @@ Public Class MainFrm
 
     If Not SourceConnected Then Return
 
+    TmKonto.Stop()
     Konto = CbKonto.Text
+    WczytaneKonto = Konto
     ImpFl = 2
     If RbBlack.Checked Then ImpFl = 0 Else If RbRed.Checked Then ImpFl = 1
 
@@ -425,7 +456,14 @@ Public Class MainFrm
       lbUwaga.Refresh()
       Application.DoEvents()
       pos = BsTbmy_ImpDM_Src.Position
-      Tamy_ImpDM_Src.Fill(Me.DsMain.Tbmy_ImpDM_Src, SpFlag, ZakFlag, WewFlag, RM, Rok, Mies, Konto, ImpFl)
+      '  bez powiadamiania grida o każdym wczytanym wierszu - jedno odświeżenie po Fill
+      BsTbmy_ImpDM_Src.RaiseListChangedEvents = False
+      Try
+        Tamy_ImpDM_Src.Fill(Me.DsMain.Tbmy_ImpDM_Src, SpFlag, ZakFlag, WewFlag, RM, Rok, Mies, Konto, ImpFl)
+      Finally
+        BsTbmy_ImpDM_Src.RaiseListChangedEvents = True
+        BsTbmy_ImpDM_Src.ResetBindings(False)
+      End Try
       If pos < BsTbmy_ImpDM_Src.Count Then BsTbmy_ImpDM_Src.Position = pos Else BsTbmy_ImpDM_Src.Position = BsTbmy_ImpDM_Src.Count - 1
       lbUwaga.Visible = False
       lbUwaga.Invalidate()