Today, i setup windows server 2008 R2 on my laptop, and searching more and more to how apply some features of windows 7 on new installed operating system and i found really good links make my windows server 2008 R2 act as windows 7

Add Windows 7 sidebar :

http://www.win2008r2workstation.com/win2008r2/sidebar

Apply Windows 7 themes

http://www.win2008workstation.com/win2008/themes

http://www.win2008workstation.com/win2008/installing-the-vista-sidebar

and other links, review it and you will find more

http://www.win2008workstation.com/win2008/installing-custom-gadgets

http://www.win2008workstation.com/win2008/preview-thumbnails-in-windows-explorer

http://www.win2008workstation.com/win2008/windows-server-2008-workstation-converter