I just check by using the downloaded template from Shutterfly. ARe you doing 8x8 or 12x12?
Design specs:
http://www.shutterfly.com/digitalscr...sign-specs.jsp
Uploading:
http://www.shutterfly.com/digitalscr...ok-how-tos.jsp
I've found it the best way to have my pages uploaded, gosh I have so many folders that pages are going into for future projects.