Are there any programs that will page/send a message to a cell phone when you recieve email?

http://www.surerange.com/symbian/mobilealert.html

RoosterNet (http://www.roosternet.com)

You can get notifications via Caller ID, SMS, on-line, and proprietary device.

We have a copy of our email forwarded to an orange.net email address, this is set (for free) to SMS our mobiles. The whole service is free, and no restrictions on size or staorage and can be used by poeple who's phones are not on the orange network.
www.orange.net