markierde fundstelle rückgängig machen

Sub Suchen_alle_Tab()
Dim wks As Worksheet
Dim rng As Range
Dim strAddress As String, strFind As String
strFind = InputBox("Bitte Suchbegriff eingeben:", Application.UserName, strSuch)
If strFind = "" Then Exit Sub
For Each wks In Worksheets
Set rng = wks.Cells.Find(strFind, lookat:=xlPart, LookIn:=xlFormulas)
If Not rng Is Nothing Then
strAddress = rng.Address
Do
wks.Range(rng.Address).Interior.ColorIndex = 6
Application.Goto rng, False
If MsgBox("Weiter", vbYesNo + vbQuestion) = vbNo Then
Range(rng.Address).Interior.ColorIndex = xlNone
Exit Sub
End If
Range(rng.Address).Interior.ColorIndex = xlNone
Set rng = Cells.FindNext(After:=ActiveCell)
If rng.Address = strAddress Then Exit Do
Loop
End If
Next wks
strSuch = strFind
MsgBox "Keine weiteren Fundstellen!", False, Application.UserName
Worksheets(1).Activate
Range("A1").Select
End Sub