Private Sub Worksheet_Change(ByVal Target As Range)
Const WS_RANGE As String = "H1" '<== change to suit

On Error GoTo ws_exit
Application.EnableEvents = False

If Not Intersect(Target, Me.Range(WS_RANGE)) Is Nothing Then
With Target

Application.Run .Value
End With
End If

ws_exit:
Application.EnableEvents = True
End Sub

'This is worksheet event code, which means that it needs to be
'placed in the appropriate worksheet code module, not a standard
'code module. To do this, right-click on the sheet tab, select
'the View Code option from the menu, and paste the code in.


--
__________________________________
HTH

Bob

"OsmoseTom" wrote in message
...
I have a data validation list in cell B2. The list consists of two choices
(Year, Month). Based on the users selection I would like to run a macro.
The maros are named Year and Month.