they are for making a virtual machine.
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Virtual pc or virtualbox
March 31, 2009 - 1:44pm
#1
Virtual pc or virtualbox
April 1, 2009 - 6:36am
#2
virtual box portable
There is a version somewhere here on the forums, try search for it, but recent versions of virtualbox can be found:
http://www.german-winlite.de/wbb/index.php?page=DownloadDBView&katID=3
virtual pc is MS product , free but closed source so I doubt you will find here somewhere.