Try saving the attachments to a temp folder and then open them.

"Arthur May" wrote:

> I have Office 2007 and Vista Home. Incoming attachments to email messages
> with .jpg or .gif extensions won't open, even though I have associated PAINT
> with both of these. Is there some special problem with Attachments to EMAIL?
> I've disabled Norton Security thinking that it was trying to protect me but
> the same problem persists.