I agree, they don't have to be in order... just consider it all of your "Disney Memories". You could date the photos on the page, to remember when they were taken. However, I wouldn't force yourself to do them chronologically.
Just my thoughts!
Sep. 2005 - Polynesian
Sep. 2006 - Contemporary
Sep. 2007 - Beach Club
Feb. 2008 - French Quarter
Jun. 2008 - Off Site, Sea World & Aquatica trip
Sep. 2008 - Pop Century & Disney "Magic" Cruise
Mar. 2009 - Pop Century (girls trip w/ daughter)
Aug. 2009 - POR & Disney "Magic" Cruise & CB
Nov. 2009 - All Star Movies (girls weekend)
Dec. 2009 - All Star Music
Jan. 2010 - Caribbean Beach
Mar. 2010 - All Star Music (Princess 1/2)