Outlook Linker. That's the hot tip.
Outlook Linker generated this.
Outlook:\\Personal Folders\Contacts\Education\
Changed your html code to this and it works perfectly!
<object id=ViewCtlFolder classid=CLSID:0006F063-0000-0000-C000-000000000046
width="100%" height="100%"><PARAM NAME="Folder" VALUE="Contacts\Education"></object>
Thanx