Private Function funCheck(ByVal str As String) As Boolean
Dim sStr As String
Dim iPoint As Integer
sStr = str
For i = 0 To Len(sStr) - 1
If iPoint <> 3 Then
If IsNumeric(Left(sStr, 1)) Then
funCheck = True
Else
funCheck = False
Exit Function
End If
Else
If Left(sStr, 1) = "," Then
funCheck = True
Else
funCheck = False
Exit Function
End If
End If
iPoint = iPoint + 1
sStr = Right(sStr, Len(sStr) - 1)
Next
End Function