Function Item_Open()
On Error Resume Next
Set pg = Item.GetInspector.ModifiedFormPages("My page")
Set ctrl = pg.Controls("My control")
If Not ctrl Is Nothing Then
' the control exists
Else
' it doesn't exist
End If
End Function

See http://www.outlookcode.com/article.aspx?ID=38 for more on Outlook property and control syntax.

--
Sue Mosher, Outlook MVP
Author of Microsoft Outlook 2007 Programming:
Jumpstart for Power Users and Administrators
http://www.outlookcode.com/article.aspx?id=54


"Oskar Vaia" wrote in message ...
Hi,

i'm develop a new taskform.
On the item_open-event i need to check if a control exist or not. How can i
accomplish this?

thanks & bye

Oskar