X-GNOME-Autostart-Delay cairo-dock

/.config/autostart$ vim cairo-dock.desktop

[Desktop Entry]
Type=Application
Exec=cairo-dock &
Hidden=false
NoDisplay=false
#X-GNOME-Autostart-enabled=true
X-GNOME-Autostart-Delay=150
Name[en_US]=Cairo Dock
Name=Cairo Dock
Comment[en_US]=Cairo Dock
Comment=Cairo Dock

/.config/autostart$ vim dropbox.desktop

[Desktop Entry]
Name=Dropbox
GenericName=File Synchronizer
Comment=Sync your files across computers and to the web
Exec=dropbox start -i
Terminal=false
Type=Application
X-GNOME-Autostart-Delay=180
Icon=dropbox
Categories=Network;FileTransfer;
StartupNotify=false