root@Thinkpad:~# cd /usr/share/applications/
root@Thinkpad:/usr/share/applications# ls
abiword.desktop                     pidgin.desktop
alacarte.desktop                    pinta.desktop
apport-gtk-mime.desktop             python2.7.desktop
bleachbit.desktop                   python3.2.desktop
bleachbit-root.desktop              qtcreator.desktop
blueman-manager.desktop             ristretto.desktop
catfish.desktop                     screensavers
cheese.desktop                      shares.desktop
debian-uxterm.desktop               simple-scan.desktop
debian-xterm.desktop                skype.desktop
defaults.list                       software-properties-gtk.desktop
designer-qt4.desktop                system-config-printer.desktop
display.im6.desktop                 Thunar-bulk-rename.desktop
dropbox.desktop                     Thunar.desktop
evince.desktop                      Thunar-folder-handler.desktop
exo-file-manager.desktop            thunar-settings.desktop
exo-mail-reader.desktop             thunar-volman-settings.desktop
exo-preferred-applications.desktop  thunderbird.desktop
exo-terminal-emulator.desktop       time.desktop
exo-web-browser.desktop             transmission-gtk.desktop
file-roller.desktop                 ubuntu-software-center.desktop
firefox.desktop                     update-manager.desktop
gcalctool.desktop                   users.desktop
gcr-prompter.desktop                vlc.desktop
gcr-viewer.desktop                  xfcalendar.desktop
gigolo.desktop                      xfce4-about.desktop
gksu.desktop                        xfce4-accessibility-settings.desktop
globaltime.desktop                  xfce4-appfinder.desktop
gthumb.desktop                      xfce4-dict.desktop
gthumb-import.desktop               xfce4-mime-settings.desktop
gucharmap.desktop                   xfce4-notes.desktop
hplj1020.desktop                    xfce4-notifyd-config.desktop
ibus.desktop                        xfce4-power-manager-settings.desktop
ibus-setup.desktop                  xfce4-run.desktop
im-switch.desktop                   xfce4-screenshooter.desktop
language-selector.desktop           xfce4-session-logout.desktop
leafpad.desktop                     xfce4-settings-editor.desktop
mimeinfo.cache                      xfce4-taskmanager.desktop
mono-runtime.desktop                xfce4-terminal.desktop
mono-runtime-terminal.desktop       xfce-backdrop-settings.desktop
mount-archive.desktop               xfce-display-settings.desktop
nautilus-autorun-software.desktop   xfce-keyboard-settings.desktop
nautilus.desktop                    xfce-mouse-settings.desktop
nautilus-folder-handler.desktop     xfce-session-settings.desktop
nautilus-home.desktop               xfce-settings-manager.desktop
nm-applet.desktop                   xfce-ui-settings.desktop
nm-connection-editor.desktop        xfce-wm-settings.desktop
onboard.desktop                     xfce-wmtweaks-settings.desktop
onboard-settings.desktop            xfce-workspaces-settings.desktop
panel-desktop-handler.desktop       xfce-xfcalendar-settings.desktop
panel-preferences.desktop           xscreensaver-properties.desktop
pavucontrol.desktop                 yelp.desktop