How do I – Change the target of the Edit menu from EditForm.aspx to something else in SharePoint 2007?
With the use of SharePoint Designer 2007, you can easily override the target of all the “Supporting Files” as they’re referred to, by following these steps:
http://www.cjvandyk.com/blog/Articles/How-do-I—Change-the-target-of-the-Edit-menu-from-EditForm.aspx-to-something-else-in-SharePoint-2007.aspx
Cheers
C