I was reading in a photography magazine about the importance of calibrating your monitor periodically so set about searching for information on it.
Found some interesting sites – if you can’t see a difference in the panels (especially the grey ones) then you definitely need to calibrate your monitor. Try these:
http://epaperpress.com/monitorcal
http://www.photofriday.com/calibrate.php
http://www.displaycalibration.com
How to calibrate your monitor:
Interesting AND useful information, Kathie.
As always, you write stuff that’s worth reading!!!