Just came across this software this morning and thought it might interest you guys. It's to assist you in setting up the micro-adjust calibration for each lens with the newer bodies that have this feature. eg the 5DII, 7D, 50D on. This page tells you about it:
http://www.reikan.co.uk/photography/blog/?p=1489
But the latest version is here:
http://www.reikan.co.uk/photography/blog/?p=1524
The preview of the next release looks pretty slick:
http://www.reikan.co.uk/photography/blog/?p=1526
Might give it a go this weekend.
There are toys you can buy to help, like Lens Align Pro:
http://michaeltapesdesign.com/lensalign.html