[user@myhost ~]$ sudo pacman -Syu --noprogressbar
Password:
:: Synchronizing package databases...
downloading core.db.tar.gz...
downloading extra.db.tar.gz...
downloading community.db.tar.gz...
:: Starting full system upgrade...
resolving dependencies...
looking for inter-conflicts...

Targets (9): python2-2.7.1-7 bzr-2.3.0-1 file-5.05-2 initscripts-2011.02.1-1 libmemcached-0.47-1 librsvg-2.32.1-2 v4l-utils-0.8.3-1
vlc-1.1.7-4 wget-1.12-5

Total Download Size: 20.45 MB
Total Installed Size: 136.59 MB

Proceed with installation? [Y/n] y

[user@myhost ~]$ sudo pacman -Syu --noprogressbar
Password:
:: Synchronizing package databases...
downloading core.db.tar.gz...
downloading extra.db.tar.gz...
downloading community.db.tar.gz...
:: Starting full system upgrade...
resolving dependencies...
looking for inter-conflicts...

Targets (12): linux-api-headers-2.6.37-1 glibc-2.13-1 acpi-1.5-1 gcc-libs-4.5.2-5 aspell-0.60.6-5 binutils-2.21-3
device-mapper-2.02.81-1 elfutils-0.151-1 gcc-4.5.2-5 kernel26-2.6.36.3-2 kernel26-headers-2.6.36.3-2
lvm2-2.02.81-1

[user@myhost ~]$ sudo pacman -Syu --noprogressbar
Password:
:: Synchronizing package databases...
downloading core.db.tar.gz...
downloading extra.db.tar.gz...
downloading community.db.tar.gz...
:: Starting full system upgrade...
resolving dependencies...
looking for inter-conflicts...

Targets (13): python2-2.7.1-4 bzr-2.2.2-2 coreutils-8.9-1 geany-0.20-1 hunspell-1.2.14-1 libcups-1.4.6-1 php-5.3.5-1
php-curl-5.3.5-1 php-enchant-5.3.5-1 php-fpm-5.3.5-1 php-mcrypt-5.3.5-1 php-xsl-5.3.5-1
ttf-freefont-20100919-1

vlc videofile.mkv --input-slave audiofile.m4a

[user@myhost ~]$ sudo pacman -Syu --noprogressbar
Password:
:: Synchronizing package databases...
downloading core.db.tar.gz...
downloading extra.db.tar.gz...
downloading community.db.tar.gz...
:: Starting full system upgrade...
resolving dependencies...
looking for inter-conflicts...

Targets (17): dhcpcd-5.2.9-1 libasyncns-0.8-3 libpulse-0.9.22-1 fluidsynth-1.1.3-2 libdrm-2.4.22-3
libgl-7.9.0.git20101207-2 intel-dri-7.9.0.git20101207-2 mesa-7.9.0.git20101207-2 zlib-1.2.5-3

[user@myhost ~]$ sudo pacman -Syu --noprogressbar
Password:
:: Synchronizing package databases...
core is up to date
extra is up to date
community is up to date
:: Starting full system upgrade...
resolving dependencies...
looking for inter-conflicts...

Targets (12): automake-1.11.1-2 avahi-0.6.28-1 sed-4.2.1-3 fakeroot-1.14.4-3 file-5.04-3 gawk-3.1.8-2 gzip-1.4-2 less-436-2
patch-2.6.1-2 usbutils-0.91-1 which-2.20-4 xf86-input-synaptics-1.3.0-2

Total Download Size: 2.40 MB
Total Installed Size: 11.00 MB

Proceed with installation? [Y/n] y

LXDE 0.3 + LXPanel 0.5.6 + Conky 1.8.1 ("@248" is Swatch Internet Time)

extra/xaos 3.5-3 is a fast portable real-time interactive fractal zoomer

Bind the below commands to your preferred key combinations via Xfce Settings Manager:
amixer sset Master 3%-
amixer sset Master 3%+

1). sudo pacman -S xfce4-screenshooter

2). Xfce4 Settings Manager ? Keyboard ? Applications Shortcuts.

3). Add new command:
xfce4-screenshooter -f
and bind it to PrtSc key (see screenshot)

4). Press PrtSc key to take screenshot.