Hello Mark, On Feb 13, 2012, at 10:37 AM, Mark Lively wrote: > You might want to download Apples developer tools(XCode) If you sign up as a free developer you can download it for free from Developer.Apple.Com. Inside of the folder Developer/Applications/Utilities there is a nice little program called FileMerge which displays things side by side in a nice manner. Thank you for your info. I did not know that application. I tried it, and indeed, it is a very nice program. Thank you for all your help! Best regard, Nobumi Iyanaga Tokyo, Japan