I asked this once before many years and computers ago! Can you tell me a program that lets you make posters out of "say" 4 A4 sheets etc that you then sellotape together. I bet when you tell me I remember the name of last times suggestion! BE
I'm pretty certain that the Serif PagePlus 8.09 that came as "freebie" on the PCA DVD cover disc (Issue 160 Feb 2008) does what you want, unfortunately I can't check as I've uninstalled it now after trying it out.