if I have a saved game will that restart my saved game if I try to open the walkthrough?
No, your save will still be there. I had to use the walkthru recently... I just did a OPTIONS > RESTART > WalkThru, then hit GO BACK a few times.
[Check] Moved an eight year old thread to the parlor room. Thank you for removing the 60 day limit on thread replies, Alex!
Oh, there was a 60 day limit on thread replies?!
Well, I guess that was technically a "lost feature" more than anything else... but see, sometimes that can be a good thing!