BartPE is really worth a try. It offers a Windows XP livecd.
On these sites you can find all informations, screenshot and plugins for nearly every application. It should be really easy to create a Windows XP LiveCD including WinUAE and AmigaSYS.
The original site:
A german version of the original site:
The huge PluginDepot in german, but under constructions at the moment:
Have fun and good luck.