Like mine?
Logitech Dinovo Edge is the only other keyboard I've seen with keys like that. But I do believe that it's a bit over your budget
The new slim keyboard from apple? http://store.apple.com/1-800-MY-APPLE/WebObjects/AppleStore.woa/wa/RSLID?mco=162919D6&nplm=MB110LL/A
It's pretty cool, I tried it out at the apple store....super slim. They have a wireless version, but thats $30 over your budget,
Like mine?
Logitech Dinovo Edge is the only other keyboard I've seen with keys like that. But I do believe that it's a bit over your budget