So i d/l this widget called iStat..

It's supposed to tell me all the temps of the IMac.. and I was wondering what are the ideal temps they are suppose to be at?

its a 2.8 ghz 4 gb computer

Temps as of right now:

HD Macintosh : 47 Celsius
CPU A - 38 Celsius
CPU Heatsink : 38 Celsius
Airport Card : 56 Celsius
Ambient: 21 Celsius
GPU : 46 Celsius
GPU Diode: 50 Celsius
GPU Heatsink: 45 Celsius