Here is a snippet of code that may help you. If you are doing this en massse, then you should be able to use this to the first ELSE portion of the IF Statement. If you want, I can change it over for you.
http://kixtart.org/cgi-bin/ultimatebb.cgi?ubb=get_topic&f=2&t=001861

sonnytoft - Thanks for the insight on the e-mail tools. I have passed these along to our e-mail Admin as we are in the process of moving about 360 mailboxes to another server about 3000 miles (4800 km) away.

Thanks!

- Kent