Try visiting the library. They have books on scrapbooking, and I'm sure some of those show exactly how to lay out specific pages. You could follow directions for a few practice pages, and then start getting more creative and designing your own.
Dr. Seuss~DLH (brother's cat)~June 2007-
Misty~DSH (my cat & Mooby's mom)-?-
MooBoots(Mooby) ~ DMH(Mom's cat)~July 21, 2008-
Sunshine~ Golden retriever X white german sheperd (Dad's dog)~October 24, 2008-