keyboard+touchpad

[smriti]

I hate the mouse, it makes my wrist hurt. So, I'm looking for a full keyboard with touchpad built in. There's:

a) mini:
http://www.amazon.com/Adesso-WIRELESS-SLIMTOUCH-TOUCHPAD-WKB-4000US/dp/B00083Y0YG

b) ergonomic full size:
http://www.adesso.us/product_details.asp?dept_id=106&pf_id=KA33KBPCK-308B

It needs to be Mac compatible.

Suggestions? Any other options???