NexusFile is a must have free program for the geek pro or the novice.
NexusFile is a program that can be your new fast and powerful file manager as a replacement of windows explorer. You can manage files/folders fast and easily that you couldn't do with a windows explorer. You can do almost everything with keyboard shortcut besides with mouse.
Read more about it here:
http://maaruthi.wordpress.com/2008/08/21/nexus-file-502-released/
Download it here:
http://xiles.net/download.php?file=NexusFile5Setup.exe