XP : http://www.nliteos.com/ Vista : http://www.vlite.net/ 7 : vlite + http://www.microsoft.com/downloads/fr-fr/details.aspx?FamilyID=696dd665-9f76-4177-a811-39c26d3b3b34&displaylang=fr
http://www.commentcamarche.net/faq/21013-windows-creer-une-cle-usb-d-installation
http://www.intowindows.com/how-to-create-live-usbcddvd-of-vistaxp/