Windows 7 Taskbar - Icon Color Hot-Track
http://www.winmatrix.com/forums/index.php?/topic/21944-question-windows-7-taskba...
Icofree.com - Free icons
http://www.icofree.com/
Hyperdesk Flagship Icon Set
http://skinsfactory.deviantart.com/art/Hyperdesk-Flagship-Icon-Set-99738051
Max Power's Free Icon List
http://www.maxpower.ca/free-icons/2006/03/05/
Iconspedia - Free Icons
http://www.iconspedia.com
40 Icon Tutorials for Photoshop
http://vandelaydesign.com/blog/design/icon-tutorials-for-photoshop/
Yellow Icon - Free Icons
http://yellowicon.com/downloads/
Laurent Baumann - Free Icons
http://www.lbaumann.com/icons.html
Facebook goes Tango! - Icon
http://cubestuff.wordpress.com/2008/05/21/facebook-goes-tango/
DryIcons - Free Icons and Graphics
http://dryicons.com/free-graphics/