# echo 'export GTK2_RC_FILES="$HOME/.gtkrc-2.0"' >> /etc/profile.d/qgtkstyle.sh
# chmod 755 /etc/profile.d/qgtkstyle.sh
then logout and back in.With Xfce taking on increasing importance since the introduction of GNOME 3, I hope this will work out-of-the-box in the near future.