|hotspot shield is only supported on these platforms|
Hotspot Shield runs on:
•Mac OS X (10.5 Leopard)
•Mac OS X (10.6 Snow Leopard)
•Mac OS X (10.7 Lion)
Notice 2008 isn't supported?
You also need to understand that hotspot creates a VPN to the hotspot gateway.
You would need to talk to their tech support to ask why mail isn't allowed thru.
Answers are only as good as the information you provide.
How to properly post a question:
Sorry no tech support via PM's