photo568 - Do you use flickr?
You can find a handy guide -
HERE and if you're settings in flickr are correct, you should be able to go to the "More Properties" tab on the right of your flickr pictures and then you will see
THIS information - Just post the top few lines as below...
Camera: Canon EOS 5D Mark II
Exposure: 0.006 sec (1/160)
Aperture: f/3.2
Focal Length: 63 mm
Exposure: 0.00
ISO Speed: 1600
Exposure Bias: 0 EV
Flash: Off
Hope this helps - get in touch if you are still having trouble.