If desired, 
to clean up the Desktop of your Windows 7 machine, you can remove the labels of the Computer and Recycle Binicons:
1. Right-click one of the aforementioned icons and choose "Rename".
2. Replace the text "Computer" or "Recycle Bin" by holding down the Alt key while pressing 2 5 5 on the numeric keypad.
3. Press Enter. The label should disappear.
via @ http://malektips.com/windows-7-desktop-remove-label-computer-recycle-bin-icon.html
