Hi Eric,

Please replce the previous code with:

'===========
Option Explicit
Const PWORD As String = "Pluto"

'-------------
Public Sub mrkArbeidstid()
'
' mrkTilbakestill Makro
' Makro registrert 22.01.2008 TPS og EG
' Registrerer arbeidstid for maskin og dekksbesetningen
Dim Rng As Range
Dim rng2 As Range
Dim rArea As Range

Set Rng = ActiveSheet.Range("A1:D20") '<<=== CHANGE

On Error Resume Next
Set rng2 = Intersect(Selection, Rng)
On Error GoTo 0

If rng2 Is Nothing Then
Exit Sub
End If

ActiveSheet.Unprotect _
Password:=PWORD
For Each rArea In rng2.Areas
With rArea
.Font.ColorIndex = 35
.Formula = "a"
With .Interior
.ColorIndex = 35
.Pattern = xlSolid
End With
End With
Next rArea

ActiveSheet.Protect _
Password:=PWORD, _
DrawingObjects:=True, _
Contents:=True, _
Scenarios:=True
End Sub

'-------------
Public Sub mrkTilbakestill()
'
' mrkTilbakestill Makro
' Makro registrert 22.01.2008 TPS og EG
' Registrerer arbeidstid for maskin og dekksbesetningen
Dim Rng As Range
Dim rng2 As Range
Dim rArea As Range

Set Rng = ActiveSheet.Range("A1:D20") '<<=== CHANGE

On Error Resume Next
Set rng2 = Intersect(Selection, Rng)
On Error GoTo 0

If rng2 Is Nothing Then
Exit Sub
End If

ActiveSheet.Unprotect Password:=PWORD
For Each rArea In rng2.Areas
With rArea
.Interior.ColorIndex = xlNone
.ClearContents
End With
Next rArea

ActiveSheet.Protect _
Password:=PWORD, _
DrawingObjects:=True, _
Contents:=True, _
Scenarios:=True
End Sub
'<<===========


---
Regards.
Norman