xfce 4.3.90.2
wall: bloodsucker by toffek ( http://www.customize.org/details/46824)
gtk: murrinagraphite

***EDIT***
The second screenshot showcases the latest xfce 4.4 RC1. Notice the addition of the icons to the desktop.. as well as the first appearance of TRASH which is visible in thunar file manager.. the xfce panel.. as well as on the desktop itself.

peace.