looks to be very simple
-- usa mirrors
http://mirror.fsf.org/dragora-images/iso-2.2/
the iso images are there
and as per EVERY OTHER OPERATING SYSTEM
linux
Apple
Microsoft
BSD
and so on
burn to a CD or DVD and pop it in and reboot
JUST LIKE every other computer operating system
and fallow the on screen instructions
JUST LIKE every other computer operating system